Threat Database Trojans Trojan.Pramro.B

Trojan.Pramro.B

By CagedTech in Trojans

Threat Scorecard

Popularity Rank: 24,534
Threat Level: 80 % (High)
Infected Computers: 284
First Seen: May 5, 2021
Last Seen: February 26, 2026
OS(es) Affected: Windows

Analysis Report

General information

Family Name: Trojan.Pramro.B
Signature status: No Signature

Known Samples

MD5: d37e7681a948228a850ee38f41e8b4d2
SHA1: 63bdc2b27c083197e323ff4850f28fd5c33f40db
SHA256: 62C9725869813FCC075328BD85F7F136B8F36107176EE16DF91775B09A70B99F
File Size: 123.39 KB, 123392 bytes
MD5: 14bf2392c93069b5549cb081f94d3d38
SHA1: cca0d9edb1bd8bc5ccc0773fa4f6716b62b34372
SHA256: 807A5AC5158D700A7911265EF71BBABC6AC6E588CBA2E1432A0E7128699CF54E
File Size: 123.39 KB, 123392 bytes

Windows Portable Executable Attributes

  • File doesn't have "Rich" header
  • File doesn't have debug information
  • File doesn't have exports table
  • File doesn't have resources
  • 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
Show More
  • IMAGE_FILE_DLL is not set inside PE header (Executable)
  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

File Traits

  • dll
  • HighEntropy
  • x86

Block Information

Total Blocks: 4
Potentially Malicious Blocks: 3
Whitelisted Blocks: 1
Unknown Blocks: 0

Visual Map

x x x 0
0 - Probable Safe Block
? - Unknown Block
x - Potentially Malicious Block

Similar Families

  • Keatep.A
  • Pramro.B

Files Modified

File Attributes
\device\namedpipe\gmdasllogger Generic Write,Read Attributes
c:\users\user\appdata\local\temp\154f71.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\2ca6d8.exe Generic Write,Read Attributes

Registry Modifications

Key::Value Data API Name
HKCU\software\microsoft\windows\currentversion\explorer\advanced::hidden  RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\security center::antivirusoverride  RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\security center::antivirusdisablenotify  RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\security center::firewalldisablenotify  RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\security center::firewalloverride  RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\security center::updatesdisablenotify  RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\security center::uacdisablenotify  RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\security center\svc::antivirusoverride  RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\security center\svc::antivirusdisablenotify  RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\security center\svc::firewalldisablenotify  RegNtPreCreateKey
Show More
HKLM\software\wow6432node\microsoft\security center\svc::firewalloverride  RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\security center\svc::updatesdisablenotify  RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\security center\svc::uacdisablenotify  RegNtPreCreateKey

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtClose
  • ntdll.dll!NtCreateFile
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtMapViewOfSection
  • ntdll.dll!NtOpenFile
  • ntdll.dll!NtOpenKey
  • ntdll.dll!NtOpenProcessToken
  • ntdll.dll!NtProtectVirtualMemory
Show More
  • ntdll.dll!NtQueryAttributesFile
  • ntdll.dll!NtQueryDebugFilterState
  • ntdll.dll!NtQueryInformationProcess
  • ntdll.dll!NtQueryInformationThread
  • ntdll.dll!NtQueryInformationToken
  • ntdll.dll!NtQuerySystemInformationEx
  • ntdll.dll!NtQueryValueKey
  • ntdll.dll!NtQueryVirtualMemory
  • ntdll.dll!NtQueryVolumeInformationFile
  • ntdll.dll!NtReadFile
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationFile
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtSetInformationVirtualMemory
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceControl
  • ntdll.dll!NtUnmapViewOfSection
  • ntdll.dll!NtWaitForSingleObject
  • ntdll.dll!NtWriteFile
  • ntdll.dll!NtWriteVirtualMemory
  • win32u.dll!NtUserGetKeyboardLayout
  • win32u.dll!NtUserGetThreadState
Process Shell Execute
  • CreateProcess
Anti Debug
  • NtQuerySystemInformation
Process Manipulation Evasion
  • NtUnmapViewOfSection

Shell Command Execution

C:\WINDOWS\SysWOW64\rundll32.exe C:\WINDOWS\system32\rundll32.exe c:\users\user\downloads\63bdc2b27c083197e323ff4850f28fd5c33f40db_0000123392.,LiQMAxHB
C:\WINDOWS\SysWOW64\rundll32.exe C:\WINDOWS\system32\rundll32.exe c:\users\user\downloads\cca0d9edb1bd8bc5ccc0773fa4f6716b62b34372_0000123392.,LiQMAxHB

Trending

Most Viewed

Loading...