Overview

overview

10

Static

static

3

87f3161e8d...18.exe

windows7-x64

10

87f3161e8d...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    87f3161e8d633b799a4e550d8171575c_JaffaCakes118

  • Size

    1.5MB

  • Sample

    240810-2jed5swcmg

  • MD5

    87f3161e8d633b799a4e550d8171575c

  • SHA1

    068b5a955c75930d2d89f2dcfee127bf82f61c54

  • SHA256

    047488cc4b1b60e6657e0bdca8e730547b555ba8a690f4e98044a90c1a1522b3

  • SHA512

    4b713f332ff3fe7ece70e8176fad895f8354ab4a73efa46d0d9380518637ed7e9d543b11de39a963ff6a43a67391abb341e366685cb176ce4bc0694447b32ece

  • SSDEEP

    24576:iLfqRkOcjVdbsV3JA/3e7KPVmLkmLb3VhoYiv76FHd5rgNt:/REyj+1T0hgoXg

Score
10/10
darkcometdiscoverypersistencerattrojan

Malware Config

Targets

    • Target

      87f3161e8d633b799a4e550d8171575c_JaffaCakes118

    • Size

      1.5MB

    • MD5

      87f3161e8d633b799a4e550d8171575c

    • SHA1

      068b5a955c75930d2d89f2dcfee127bf82f61c54

    • SHA256

      047488cc4b1b60e6657e0bdca8e730547b555ba8a690f4e98044a90c1a1522b3

    • SHA512

      4b713f332ff3fe7ece70e8176fad895f8354ab4a73efa46d0d9380518637ed7e9d543b11de39a963ff6a43a67391abb341e366685cb176ce4bc0694447b32ece

    • SSDEEP

      24576:iLfqRkOcjVdbsV3JA/3e7KPVmLkmLb3VhoYiv76FHd5rgNt:/REyj+1T0hgoXg

    Score
    10/10
    darkcometdiscoverypersistencerattrojan

    • Darkcomet

      DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks