Threat Database Stealers Trojan.Stealer.FAT

Trojan.Stealer.FAT

By CagedTech in Stealers, Trojans

Threat Scorecard

Popularity Rank: 21,255
Threat Level: 80 % (High)
Infected Computers: 2,145
First Seen: July 28, 2023
Last Seen: March 15, 2026
OS(es) Affected: Windows

Analysis Report

General information

Family Name: Trojan.Stealer.FAT
Signature status: No Signature

Known Samples

MD5: 53a14a456fad21dc73814d0ed1965307
SHA1: a7b503ca75c683cebc048d48bed14802af6883e7
SHA256: 522E808D0B237E6A59D818A1046FBBDB82175FBC414F54135835AA5FB8A874DF
File Size: 721.41 KB, 721408 bytes
MD5: 69dcb0f64270c3ba43e95ce46d237fd4
SHA1: 8135d7ce8bbdd5daf98527f756031a88f1acdccd
SHA256: 714E89F99E705B8C2F9EB5559AE69B7CCC3570D8A95743AD3CA900D03577B45D
File Size: 569.86 KB, 569856 bytes
MD5: 9c5096adccd51a9746a84e562dcbaee5
SHA1: af927bcdfcef4012494bbd18e464efd88aa12c5e
SHA256: 4B4048A043BE0EB933B0E3D302539B8310C07197CBFCF0C75B19AE503B7A5746
File Size: 494.59 KB, 494592 bytes

Windows Portable Executable Attributes

  • File doesn't have "Rich" header
  • File doesn't have exports table
  • File doesn't have security information
  • File is 32-bit executable
  • File is either console or GUI application
  • File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
  • File is Native application (NOT .NET application)
  • File is not packed
  • IMAGE_FILE_DLL is not set inside PE header (Executable)
  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

File Icons

Windows PE Version Information

Name Value
Company Name Microsoft Corporation
File Description Win32 Cabinet Self-Extractor
File Version 11.00.17763.1 (WinBuild.160101.0800)
Internal Name Wextract
Legal Copyright © Microsoft Corporation. All rights reserved.
Original Filename WEXTRACT.EXE .MUI
Product Name Internet Explorer
Product Version 11.00.17763.1

File Traits

  • HighEntropy
  • No Version Info
  • x86

Files Modified

File Attributes
\device\namedpipe Generic Read,Write Attributes
\device\namedpipe Generic Write,Read Attributes
\device\namedpipe\gmdasllogger Generic Write,Read Attributes
c:\users\user\appdata\local\temp\925e7e99c5\pdates.exe Generic Read,Write Data,Write Attributes,Write extended,Append data,Delete,LEFT 262144
c:\users\user\appdata\local\temp\ixp000.tmp\i8910395.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\ixp000.tmp\i8910395.exe Synchronize,Write Attributes
c:\users\user\appdata\local\temp\ixp000.tmp\k0233187.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\ixp000.tmp\k0233187.exe Synchronize,Write Attributes
c:\users\user\appdata\local\temp\ixp000.tmp\n7095961.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\ixp000.tmp\n7095961.exe Synchronize,Write Attributes
Show More
c:\users\user\appdata\local\temp\ixp000.tmp\tmp4351$.tmp Generic Write,Read Attributes,Delete
c:\users\user\appdata\local\temp\ixp000.tmp\x3603690.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\ixp000.tmp\x3603690.exe Synchronize,Write Attributes
c:\users\user\appdata\local\temp\ixp000.tmp\x9759097.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\ixp000.tmp\x9759097.exe Synchronize,Write Attributes
c:\users\user\appdata\local\temp\ixp000.tmp\y4352683.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\ixp000.tmp\y4352683.exe Synchronize,Write Attributes
c:\users\user\appdata\local\temp\ixp001.tmp\g9207317.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\ixp001.tmp\g9207317.exe Synchronize,Write Attributes
c:\users\user\appdata\local\temp\ixp001.tmp\h6723170.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\ixp001.tmp\h6723170.exe Synchronize,Write Attributes
c:\users\user\appdata\local\temp\ixp001.tmp\j7171060.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\ixp001.tmp\j7171060.exe Synchronize,Write Attributes
c:\users\user\appdata\local\temp\ixp001.tmp\m0284475.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\ixp001.tmp\m0284475.exe Synchronize,Write Attributes
c:\users\user\appdata\local\temp\ixp001.tmp\tmp4351$.tmp Generic Write,Read Attributes,Delete
c:\users\user\appdata\local\temp\ixp001.tmp\x2161621.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\ixp001.tmp\x2161621.exe Synchronize,Write Attributes
c:\users\user\appdata\local\temp\ixp001.tmp\y8687523.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\ixp001.tmp\y8687523.exe Synchronize,Write Attributes
c:\users\user\appdata\local\temp\ixp002.tmp\i6020670.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\ixp002.tmp\i6020670.exe Synchronize,Write Attributes
c:\users\user\appdata\local\temp\ixp002.tmp\k1739014.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\ixp002.tmp\k1739014.exe Synchronize,Write Attributes
c:\users\user\appdata\local\temp\ixp002.tmp\k1739014.exe_deleted_ Synchronize,Write Attributes
c:\users\user\appdata\local\temp\ixp002.tmp\l9228160.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\ixp002.tmp\l9228160.exe Synchronize,Write Attributes
c:\users\user\appdata\local\temp\ixp002.tmp\l9228160.exe_deleted_ Synchronize,Write Attributes
c:\users\user\appdata\local\temp\ixp002.tmp\tmp4351$.tmp Generic Write,Read Attributes,Delete
c:\users\user\appdata\local\temp\ixp002.tmp\x5416121.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\ixp002.tmp\x5416121.exe Synchronize,Write Attributes
c:\users\user\appdata\local\temp\ixp003.tmp\g7727314.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\ixp003.tmp\g7727314.exe Synchronize,Write Attributes
c:\users\user\appdata\local\temp\ixp003.tmp\g7727314.exe_deleted_ Synchronize,Write Attributes
c:\users\user\appdata\local\temp\ixp003.tmp\h2868865.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\ixp003.tmp\h2868865.exe Synchronize,Write Attributes
c:\users\user\appdata\local\temp\ixp003.tmp\h2868865.exe_deleted_ Synchronize,Write Attributes
c:\users\user\appdata\local\temp\ixp003.tmp\tmp4351$.tmp Generic Write,Read Attributes,Delete

Registry Modifications

Key::Value Data API Name
HKLM\software\wow6432node\microsoft\windows\currentversion\runonce::wextract_cleanup0 rundll32.exe C:\WINDOWS\system32\advpack.dll,DelNodeRunDLL32 "C:\Users\Szzvxjzz\AppData\Local\Temp\IXP000.TMP\" RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\runonce::wextract_cleanup1 rundll32.exe C:\WINDOWS\system32\advpack.dll,DelNodeRunDLL32 "C:\Users\Szzvxjzz\AppData\Local\Temp\IXP001.TMP\" RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\runonce::wextract_cleanup2 rundll32.exe C:\WINDOWS\system32\advpack.dll,DelNodeRunDLL32 "C:\Users\Szzvxjzz\AppData\Local\Temp\IXP002.TMP\" RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\runonce::wextract_cleanup3 rundll32.exe C:\WINDOWS\system32\advpack.dll,DelNodeRunDLL32 "C:\Users\Szzvxjzz\AppData\Local\Temp\IXP003.TMP\" RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::proxybypass  RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::intranetname  RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::uncasintranet  RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::autodetect RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::proxybypass  RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::intranetname  RegNtPreCreateKey
Show More
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::uncasintranet  RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::autodetect RegNtPreCreateKey
HKLM\software\microsoft\windows nt\currentversion\notifications\data::418a073aa3bc3475 RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\conhost.exe 鼅㌄珷ǜ RegNtPreCreateKey
HKLM\software\microsoft\windows nt\currentversion\notifications\data::418a073aa3bc1c75 RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\runonce::wextract_cleanup0 rundll32.exe C:\WINDOWS\system32\advpack.dll,DelNodeRunDLL32 "C:\Users\Hapxxdgx\AppData\Local\Temp\IXP000.TMP\" RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\runonce::wextract_cleanup1 rundll32.exe C:\WINDOWS\system32\advpack.dll,DelNodeRunDLL32 "C:\Users\Hapxxdgx\AppData\Local\Temp\IXP001.TMP\" RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\runonce::wextract_cleanup2 rundll32.exe C:\WINDOWS\system32\advpack.dll,DelNodeRunDLL32 "C:\Users\Hapxxdgx\AppData\Local\Temp\IXP002.TMP\" RegNtPreCreateKey
HKLM\software\microsoft\windows nt\currentversion\notifications\data::418a073aa3bc1c75 RegNtPreCreateKey
HKLM\software\microsoft\windows nt\currentversion\notifications\data::418a073aa3bc3475 RegNtPreCreateKey
HKLM\software\microsoft\windows nt\currentversion\notifications\data::418a073aa3bc1c75 RegNtPreCreateKey
HKLM\software\microsoft\windows nt\currentversion\notifications\data::418a073aa3bc1c75 RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\explorer\user shell folders::startup C:\Users\Hapxxdgx\AppData\Local\Temp\925e7e99c5\ RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\conhost.exe 螪쮠痸ǜ RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\runonce::wextract_cleanup0 rundll32.exe C:\WINDOWS\system32\advpack.dll,DelNodeRunDLL32 "C:\Users\Vnudcsiz\AppData\Local\Temp\IXP000.TMP\" RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\windows\currentversion\runonce::wextract_cleanup1 rundll32.exe C:\WINDOWS\system32\advpack.dll,DelNodeRunDLL32 "C:\Users\Vnudcsiz\AppData\Local\Temp\IXP001.TMP\" RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\conhost.exe RegNtPreCreateKey

Windows API Usage

Category API
Process Manipulation Evasion
  • NtUnmapViewOfSection
Process Shell Execute
  • CreateProcess
  • ShellExecute
  • WriteConsole
Syscall Use
  • ntdll.dll!NtAccessCheck
  • ntdll.dll!NtAlertThreadByThreadId
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtApphelpCacheControl
  • ntdll.dll!NtClearEvent
  • ntdll.dll!NtClose
  • ntdll.dll!NtConnectPort
  • ntdll.dll!NtCreateEvent
  • ntdll.dll!NtCreateFile
  • ntdll.dll!NtCreateMutant
Show More
  • ntdll.dll!NtCreatePrivateNamespace
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtCreateSemaphore
  • ntdll.dll!NtCreateThreadEx
  • ntdll.dll!NtDelayExecution
  • ntdll.dll!NtDuplicateObject
  • ntdll.dll!NtDuplicateToken
  • ntdll.dll!NtEnumerateKey
  • ntdll.dll!NtEnumerateValueKey
  • ntdll.dll!NtFlushProcessWriteBuffers
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtMapViewOfSection
  • ntdll.dll!NtOpenDirectoryObject
  • ntdll.dll!NtOpenEvent
  • ntdll.dll!NtOpenFile
  • ntdll.dll!NtOpenKey
  • ntdll.dll!NtOpenKeyEx
  • ntdll.dll!NtOpenProcess
  • ntdll.dll!NtOpenProcessToken
  • ntdll.dll!NtOpenProcessTokenEx
  • ntdll.dll!NtOpenSection
  • ntdll.dll!NtOpenSemaphore
  • ntdll.dll!NtOpenThreadToken
  • ntdll.dll!NtOpenThreadTokenEx
  • ntdll.dll!NtProtectVirtualMemory
  • ntdll.dll!NtQueryAttributesFile
  • ntdll.dll!NtQueryDefaultLocale
  • ntdll.dll!NtQueryDirectoryFileEx
  • ntdll.dll!NtQueryFullAttributesFile
  • ntdll.dll!NtQueryInformationFile
  • ntdll.dll!NtQueryInformationJobObject
  • ntdll.dll!NtQueryInformationProcess
  • ntdll.dll!NtQueryInformationThread
  • ntdll.dll!NtQueryInformationToken
  • ntdll.dll!NtQueryKey
  • ntdll.dll!NtQueryLicenseValue
  • ntdll.dll!NtQueryPerformanceCounter
  • ntdll.dll!NtQuerySecurityAttributesToken
  • ntdll.dll!NtQuerySecurityObject
  • ntdll.dll!NtQuerySystemInformation
  • ntdll.dll!NtQuerySystemInformationEx
  • ntdll.dll!NtQueryValueKey
  • ntdll.dll!NtQueryVirtualMemory
  • ntdll.dll!NtQueryVolumeInformationFile
  • ntdll.dll!NtQueryWnfStateData
  • ntdll.dll!NtReadFile
  • ntdll.dll!NtReadRequestData
  • ntdll.dll!NtReleaseMutant
  • ntdll.dll!NtReleaseSemaphore
  • ntdll.dll!NtReleaseWorkerFactoryWorker
  • ntdll.dll!NtRequestWaitReplyPort
  • ntdll.dll!NtResumeThread
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationKey
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtSetInformationThread
  • ntdll.dll!NtSetInformationVirtualMemory
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtSubscribeWnfStateChange
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceControl
  • ntdll.dll!NtUnmapViewOfSection
  • ntdll.dll!NtUnmapViewOfSectionEx
  • ntdll.dll!NtWaitForAlertByThreadId
  • ntdll.dll!NtWaitForMultipleObjects
  • ntdll.dll!NtWaitForSingleObject
  • ntdll.dll!NtWaitForWorkViaWorkerFactory
  • ntdll.dll!NtWaitLowEventPair
  • ntdll.dll!NtWorkerFactoryWorkerReady
  • ntdll.dll!NtWriteFile
  • UNKNOWN
User Data Access
  • GetComputerNameEx
  • GetUserName
  • GetUserObjectInformation
Service Control
  • OpenSCManager
  • OpenService
  • StartService
Other Suspicious
  • AdjustTokenPrivileges
Anti Debug
  • IsDebuggerPresent
  • NtQuerySystemInformation
Encryption Used
  • BCryptOpenAlgorithmProvider
Process Terminate
  • TerminateProcess

Shell Command Execution

C:\Users\Szzvxjzz\AppData\Local\Temp\IXP000.TMP\x3603690.exe
C:\Users\Szzvxjzz\AppData\Local\Temp\IXP001.TMP\x2161621.exe
C:\Users\Szzvxjzz\AppData\Local\Temp\IXP002.TMP\x5416121.exe
C:\Users\Szzvxjzz\AppData\Local\Temp\IXP003.TMP\g7727314.exe
C:\Users\Szzvxjzz\AppData\Local\Temp\IXP003.TMP\h2868865.exe
Show More
cmd /k shutdown -s -t 0
C:\Users\Szzvxjzz\AppData\Local\Temp\IXP002.TMP\i6020670.exe
C:\Users\Hapxxdgx\AppData\Local\Temp\IXP000.TMP\y4352683.exe
C:\Users\Hapxxdgx\AppData\Local\Temp\IXP001.TMP\y8687523.exe
C:\Users\Hapxxdgx\AppData\Local\Temp\IXP002.TMP\k1739014.exe
C:\Users\Hapxxdgx\AppData\Local\Temp\IXP002.TMP\l9228160.exe
C:\Users\Hapxxdgx\AppData\Local\Temp\925e7e99c5\pdates.exe
C:\Users\Hapxxdgx\AppData\Local\Temp\IXP001.TMP\m0284475.exe
SCHTASKS /Create /SC MINUTE /MO 1 /TN pdates.exe /TR "C:\Users\Hapxxdgx\AppData\Local\Temp\925e7e99c5\pdates.exe" /F
cmd /k echo Y|CACLS "pdates.exe" /P "Hapxxdgx:N"&&CACLS "pdates.exe" /P "Hapxxdgx:R" /E&&echo Y|CACLS "..\925e7e99c5" /P "Hapxxdgx:N"&&CACLS "..\925e7e99c5" /P "Hapxxdgx:R" /E&&Exit
WriteConsole:
WriteConsole: C:\Users\Hapxxdg
C:\Users\Vnudcsiz\AppData\Local\Temp\IXP000.TMP\x9759097.exe
C:\Users\Vnudcsiz\AppData\Local\Temp\IXP001.TMP\g9207317.exe

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