Overview

overview

10

Static

static

10

f3bb0940df...18.exe

windows7-x64

10

f3bb0940df...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f3bb0940df959bbc72af7c733a7e4c6f_JaffaCakes118

  • Size

    344KB

  • Sample

    241215-na9xsssldw

  • MD5

    f3bb0940df959bbc72af7c733a7e4c6f

  • SHA1

    c7189227a418e20c15af80dca66b114fc7c52b8f

  • SHA256

    b9d2b92a14eeb07b5a4b283b74853085569036e22bc1a18807c781e7576c83ab

  • SHA512

    97226a3d3cd140ca59a4a99c0cb2ba7c44a0970d960d53c7440e4e122ab1d6235279542f2a17f90bcc16e60310b579e61d0fa7553689f3bb310ec6b27ba943d2

  • SSDEEP

    6144:hMggLtESuJHedbXFN+xTHkPgVSf1wEC2GYOf71smQcV9U:hMjLtExRedbXFYIvfbyYshsn

Score
10/10
darkcometdiscoveryevasionpersistencerattrojanupx

Malware Config

Targets

    • Target

      f3bb0940df959bbc72af7c733a7e4c6f_JaffaCakes118

    • Size

      344KB

    • MD5

      f3bb0940df959bbc72af7c733a7e4c6f

    • SHA1

      c7189227a418e20c15af80dca66b114fc7c52b8f

    • SHA256

      b9d2b92a14eeb07b5a4b283b74853085569036e22bc1a18807c781e7576c83ab

    • SHA512

      97226a3d3cd140ca59a4a99c0cb2ba7c44a0970d960d53c7440e4e122ab1d6235279542f2a17f90bcc16e60310b579e61d0fa7553689f3bb310ec6b27ba943d2

    • SSDEEP

      6144:hMggLtESuJHedbXFN+xTHkPgVSf1wEC2GYOf71smQcV9U:hMjLtExRedbXFYIvfbyYshsn

    Score
    10/10
    darkcometdiscoveryevasionpersistencerattrojanupx

    • Darkcomet

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

      trojanratdarkcomet

    • Darkcomet family

      darkcomet

    • Modifies WinLogon for persistence

      persistence

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      evasion

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks