AsyncRAT

By GoldSparrow in Remote Administration Tools
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Threat Scorecard

Popularity Rank: 4,311
Threat Level: 80 % (High)
Infected Computers: 307
First Seen: February 6, 2019
Last Seen: May 14, 2026
OS(es) Affected: Windows

The AsyncRAT is a project that seems to have been developed with educational purposes, or at least that is what its creator is claiming on their GitHub page. The AsyncRAT’s code is available on the previously mentioned GitHub page publicly. Once malware experts reviewed the code, it quickly became clear that the AsyncRAT can serve as a very threatening tool if it falls in the hands of ill-willing individuals.

Capabilities

The AsyncRAT is not too different from most RATs out there, but this does not make it any less threatening. This threat is able to record your keystrokes as it possesses a keylogging module. This is usually used to collect login credentials and other sensitive data. The AsyncRAT can also record video via the webcam on the compromised system, as well as record audio using the microphone. This RAT also sports an info stealer feature, which allows the AsyncRAT to gather information from messaging services, Web browsers and FTP clients. Furthermore, the AsyncRAT can view, download, and upload files on the infected PC, which means that it can not only collect copies of your files, but it also can plant additional malware.

The real danger in the AsyncRAT hides not its capabilities, however, but in the fact that its creator has made this threat available publicly. This means that any shady individual, even the ones with zero technical skills, can weaponize this threat and use it to cause great harm to unsuspecting users. An even scarier scenario is when we imagine that highly-skilled cybercriminals can take the code of the AsyncRAT and further weaponize this threat to make it even more threatening. It is time to users realize that they need to take their cybersecurity very seriously as threats like the AsyncRAT are lurking all around the Web. Download and install a genuine anti-spyware tool, which will keep threats like the AsyncRAT at bay and give you peace of mind.

Analysis Report

General information

Family Name: Trojan.AsyncRAT
Signature status: No Signature

Known Samples

MD5: 5a6d4e07856b64b15a5640c15315a601
SHA1: 4314859fa3713e2a74627b4ffa1b543847c0b918
SHA256: 5BA402708E936DB5C17F165C94EBB11EF459F472CBF32AAB8E5B6704860E5F9B
File Size: 1.42 MB, 1421253 bytes
MD5: 6b0ad984a7622e1fae72db821b65fe8c
SHA1: a40696bc65d1967fd4fa359f2873eaf18ca8162f
SHA256: AA643736F8D14995E3D175AEA01C10DD5CA69355BCFF218000A281344A834E45
File Size: 3.33 MB, 3333120 bytes
MD5: 6891ad64be276d61bbc2f903b99c0360
SHA1: 43b139bb7972cbf5101ebd0c397b157e438230f4
SHA256: 8A7BC99E972221F1AFA4024789EC0F3F23875AFC250BD1D41DA26D7DF75AF17C
File Size: 3.27 MB, 3265536 bytes
MD5: 3dd5c4df8024954b7cf424e170baf7af
SHA1: 11c6d66bcd54a3fb8a3dd93f001492e88de25187
SHA256: 8CDB00E3E157F21A13E73DD32F04C1A110C4A54BFB2B705DC9878EDC3490E525
File Size: 3.27 MB, 3265536 bytes
MD5: bfa17b3b8e38cc507437d11ec57accc6
SHA1: b6d2c955271cd6ba957feea0d77927aa5ed78a22
SHA256: FE2CBBF49BF89602CA6E306CF3B0289A4A50A3BC6B66424B5669DD2C52DFB376
File Size: 3.27 MB, 3265536 bytes
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MD5: b0046381ba701f479d20f1893ed153bb
SHA1: 0b831e11ae3020431a6b6c5abf8c559fe7984e30
SHA256: 3A01E6F5AB9E9F0CC3DD1589D573816EBCE6D01178777F1B6339D1E25BECD047
File Size: 3.32 MB, 3320832 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 security information
  • File has exports table
  • File is .NET application
  • 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)
Show More
  • 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
Assembly Version
  • 4.7.3.1
  • 1.4.1.0
Company Name
  • Google Chrome
  • microsoft
File Description
  • Google Chrome
  • Quasar Client
  • windows
File Version
  • 4.7.3.1
  • 1.4.1.1
  • 1.4.1
Internal Name
  • Client.exe
  • Google Chrome
  • microsoft
Legal Copyright
  • Copyright © MaxXor 2023
  • Google Chrome
  • microsoft
Legal Trademarks
  • Google Chrome
  • microsoft
Original Filename
  • Client.exe
  • Google Chrome
  • microsoft
Product Name
  • Google Chrome
  • microsoft
  • Quasar
Product Version
  • 4.7.3.1
  • 1.4.1.0
  • 1.4.1

File Traits

  • .NET
  • HighEntropy
  • Run
  • x86

Block Information

Total Blocks: 14,560
Potentially Malicious Blocks: 308
Whitelisted Blocks: 14,252
Unknown Blocks: 0

Visual Map

x x x x 0 0 x x x x x x x 0 0 0 x 0 x x 0 x x x 0 x x 0 x x x x 0 x x x 0 x x x x x x x x x x x x x x 0 0 x x x x x x x x x x 0 x x x x x x x x x x x x x x x x x x x x x x x 0 x x x 0 x x x 0 x 0 0 0 0 0 x x 0 0 0 0 0 0 x x 0 0 0 0 0 0 x x x x 0 0 0 0 0 0 0 x 0 0 0 0 0 0 0 x x x x x x x x x x x x 0 x 0 x x x x 0 0 0 0 0 x x x x x 0 x x x x x x x x x 0 x 0 x 0 0 0 0 x 0 0 x x 0 0 x x x x x x x x x x x 0 x x x x x 0 0 0 x 0 0 x 0 0 0 0 x 0 x x 0 0 x 0 x x x x 0 x 0 0 x x x 0 x x x x x x 0 x 0 x x x x 0 0 x x 0 0 x 0 0 x x x x x 0 x 0 0 0 0 x x x x x x x x x x x x 0 0 0 0 x x x x x x x x 0 x x x x x x x x 0 x x x x 0 x x x 0 x x x x x x x x x x 0 x x x 0 x x x 0 x 0 x x 0 x x x x 0 x x x x x 0 x x 0 0 0 x 0 0 0 0 x 0 0 x x x x 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 x 0 x 0 0 0 0 0 x 0 0 0 0 x 0 0 0 x 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 x 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 x 0 0 0 0 0 x x x 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 x 0 0 x x x x x 0 0 x x x x 0 x x x x 0 x 0 0 x 0 x 0 0 0 x x 0 x 0 x 0 0 0 0 x x x x 0 0 0 x x x x 0 0 0 0 x 0 0 x x 0 x x 0 x x x x 0 x x x x 0 x x 0 x x x x 0 x 0 x 0 x x 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
... Data truncated
0 - Probable Safe Block
? - Unknown Block
x - Potentially Malicious Block

Similar Families

  • MSIL.Mardom.SF
  • MSIL.Quasar.B
  • MSIL.Quasar.CA
  • MSIL.Quasar.CB
  • MSIL.Spy.RC
Show More
  • MSIL.Spy.RCB

Files Modified

File Attributes
c:\users\user\appdata\local\temp\rarsfx0\0c3ec305-c0b2-settingsmanager.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\rarsfx0\0c3ec305-c0b2-settingsmanager.exe Synchronize,Write Attributes
c:\users\user\appdata\local\temp\rarsfx0\__tmp_rar_sfx_access_check_2926078 Generic Read,Write Data,Write Attributes,Write extended,Append data
c:\users\user\appdata\local\temp\rarsfx0\minecraftmodsphoto.jpg Generic Write,Read Attributes
c:\users\user\appdata\local\temp\rarsfx0\minecraftmodsphoto.jpg Synchronize,Write Attributes

Windows API Usage

Category API
Anti Debug
  • IsDebuggerPresent
User Data Access
  • GetComputerNameEx
  • GetUserDefaultLocaleName
  • GetUserObjectInformation
Keyboard Access
  • GetKeyState
Syscall Use
  • ntdll.dll!NtAlertThreadByThreadId
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtApphelpCacheControl
  • ntdll.dll!NtClearEvent
  • ntdll.dll!NtClose
  • ntdll.dll!NtConnectPort
  • ntdll.dll!NtCreateEvent
  • ntdll.dll!NtCreateMutant
  • ntdll.dll!NtCreatePrivateNamespace
  • ntdll.dll!NtCreateSection
Show More
  • ntdll.dll!NtCreateThreadEx
  • ntdll.dll!NtDeviceIoControlFile
  • ntdll.dll!NtDuplicateObject
  • ntdll.dll!NtEnumerateKey
  • ntdll.dll!NtEnumerateValueKey
  • ntdll.dll!NtFlushProcessWriteBuffers
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtGetWriteWatch
  • 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!NtOpenSection
  • ntdll.dll!NtOpenThreadToken
  • 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!NtReleaseWorkerFactoryWorker
  • ntdll.dll!NtRequestWaitReplyPort
  • ntdll.dll!NtResetWriteWatch
  • 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
  • ntdll.dll!NtYieldExecution
  • UNKNOWN
Other Suspicious
  • AdjustTokenPrivileges
Encryption Used
  • BCryptOpenAlgorithmProvider
  • CryptAcquireContext

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