Overview

overview

10

Static

static

10

JaffaCakes...2b.exe

windows7-x64

10

JaffaCakes...2b.exe

windows10-2004-x64

10

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General

  • Target

    JaffaCakes118_b2959a4899dc0e03cec201fb33a6832b

  • Size

    812KB

  • Sample

    250207-d8bsjsxma1

  • MD5

    b2959a4899dc0e03cec201fb33a6832b

  • SHA1

    bb8fa80dfaf9590dfc8fc7fd05dce2ec6a04db65

  • SHA256

    e29a83e908bde66bd99906ce561b1fbfd6314e142d352c45992b6eeda8b51d2b

  • SHA512

    7a0175ae6ef2bfeca4c66e044457dbf2f6d30868bd4edcc5bc101f41fa2f2124aeb4e12ec1a77bf07df94bae6ffc059d40a8d3f05bc3a4c7369cdb55d7c4600d

  • SSDEEP

    12288:5aAchpWsuVTv7ItY8XljyypHP7cOLBev03hlULsmWZ++09ZcKDVsgdA:UAEENIq8XwyVPQclDq/+WnpsS

Score
10/10
darkcometdiscoverypersistencerattrojan

Malware Config

Targets

    • Target

      JaffaCakes118_b2959a4899dc0e03cec201fb33a6832b

    • Size

      812KB

    • MD5

      b2959a4899dc0e03cec201fb33a6832b

    • SHA1

      bb8fa80dfaf9590dfc8fc7fd05dce2ec6a04db65

    • SHA256

      e29a83e908bde66bd99906ce561b1fbfd6314e142d352c45992b6eeda8b51d2b

    • SHA512

      7a0175ae6ef2bfeca4c66e044457dbf2f6d30868bd4edcc5bc101f41fa2f2124aeb4e12ec1a77bf07df94bae6ffc059d40a8d3f05bc3a4c7369cdb55d7c4600d

    • SSDEEP

      12288:5aAchpWsuVTv7ItY8XljyypHP7cOLBev03hlULsmWZ++09ZcKDVsgdA:UAEENIq8XwyVPQclDq/+WnpsS

    Score
    10/10
    darkcometdiscoverypersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Darkcomet family

      darkcomet

    • 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks