General

  • Target

    ca3c0d446c24ff7deec82756789d84b6e33b0f8c7d5b0100c31afb30663ee70bN.exe

  • Size

    601KB

  • Sample

    241210-phxg4svpe1

  • MD5

    bc46bbd5fe4f4757b7ad1a5d21c206e0

  • SHA1

    a27abe34871d10067cf7584abe42a8f39a5f7f5c

  • SHA256

    ca3c0d446c24ff7deec82756789d84b6e33b0f8c7d5b0100c31afb30663ee70b

  • SHA512

    a839e50825b0098736baba544ee345764160ebc3d35d5f966dcfe621217edf0753bba96677e3d1f2f1782cb78c3b7d2a0107b9d5ac1a0e1eb34d6a08848aa162

  • SSDEEP

    6144:EYM2tZrIHSGn6MCInzvZEgpEIQIl4yLA8bBHP4+m46RtHK:EIrIHFnfCyhEqll4wAJ+mXRtH

Malware Config

Extracted

Family

asyncrat

Botnet

Default

C2

127.0.0.1:6606

127.0.0.1:7707

127.0.0.1:8808

https://api.telegram.org/bot5048659266:AAFJQRcRFhUzXFoT4Bj40d1LFuM0IyNZ7y4/sendMessage?chat_id=5038570348

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      ca3c0d446c24ff7deec82756789d84b6e33b0f8c7d5b0100c31afb30663ee70bN.exe

    • Size

      601KB

    • MD5

      bc46bbd5fe4f4757b7ad1a5d21c206e0

    • SHA1

      a27abe34871d10067cf7584abe42a8f39a5f7f5c

    • SHA256

      ca3c0d446c24ff7deec82756789d84b6e33b0f8c7d5b0100c31afb30663ee70b

    • SHA512

      a839e50825b0098736baba544ee345764160ebc3d35d5f966dcfe621217edf0753bba96677e3d1f2f1782cb78c3b7d2a0107b9d5ac1a0e1eb34d6a08848aa162

    • SSDEEP

      6144:EYM2tZrIHSGn6MCInzvZEgpEIQIl4yLA8bBHP4+m46RtHK:EIrIHFnfCyhEqll4wAJ+mXRtH

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Asyncrat family

    • StormKitty

      StormKitty is an open source info stealer written in C#.

    • StormKitty payload

    • Stormkitty family

    • Async RAT payload

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • A potential corporate email address has been identified in the URL: WorldWindProResultsDate20241210122034PMSystemWindows10Pro64BitUsernameAdminCompNameOFGADUSELanguageenUSAntivirusNotinstalledHardwareCPU12thGenIntelRCoreTMi512400GPUMicrosoftBasicDisplayAdapterRAM16154MBHWIDUnknownPowerNoSystemBattery1Screen1280x720NetworkGatewayIP10.127.0.1InternalIP10.127.0.235ExternalIP181.215.176.83BSSID8275fb64dadfDomainsinfoBankLogsNodataCryptoLogsNodataFreakyLogsNodataLogsBookmarks5SoftwareDeviceWindowsproductkeyDesktopscreenshotFileGrabberDatabasefiles6TelegramChannel@XSplinter

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Drops desktop.ini file(s)

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Looks up geolocation information via web service

      Uses a legitimate geolocation service to find the infected system's geolocation info.

MITRE ATT&CK Enterprise v15

Tasks