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General

  • Target

    JaffaCakes118_7b48b4e633304c78ddda3457eb050e5d

  • Size

    233KB

  • Sample

    250316-w4hz6szpy6

  • MD5

    7b48b4e633304c78ddda3457eb050e5d

  • SHA1

    dfe210e81f3a5a2f90946768454ab1b67de8d052

  • SHA256

    6245fb1e910ebb1907076cc70d35c9de45a9554470459a7763536ece4f7088ec

  • SHA512

    ec3afd57a1d0aa159813987f82a20aeca6336b8ee7cf98c851d2e7a14d0d676ee803072d407f632d9b9e9450b3af843af725bd0697828bda821431e4a49996a7

  • SSDEEP

    6144:54CFfifD2gVKVTQQ249HZ52KTh9XKOCgLJacj5/AZtRsL:5Xgr8VMQDT52WXKq9fj5/AZjU

Malware Config

Extracted

Family

darkcomet

Attributes
  • gencode

  • install

    false

  • offline_keylogger

    false

  • persistence

    false

rc4.plain

Extracted

Family

darkcomet

Botnet

Guest16

C2

snarglozog.zapto.org:32897

Mutex

DC_MUTEX-SVHWYMW

Attributes
  • InstallPath

    sys\sysupdt.exe

  • gencode

    swn6qBbDLcVC

  • install

    true

  • offline_keylogger

    false

  • password

    pauls0212

  • persistence

    true

  • reg_key

    sysupdt

rc4.plain

Targets

    • Target

      JaffaCakes118_7b48b4e633304c78ddda3457eb050e5d

    • Size

      233KB

    • MD5

      7b48b4e633304c78ddda3457eb050e5d

    • SHA1

      dfe210e81f3a5a2f90946768454ab1b67de8d052

    • SHA256

      6245fb1e910ebb1907076cc70d35c9de45a9554470459a7763536ece4f7088ec

    • SHA512

      ec3afd57a1d0aa159813987f82a20aeca6336b8ee7cf98c851d2e7a14d0d676ee803072d407f632d9b9e9450b3af843af725bd0697828bda821431e4a49996a7

    • SSDEEP

      6144:54CFfifD2gVKVTQQ249HZ52KTh9XKOCgLJacj5/AZtRsL:5Xgr8VMQDT52WXKq9fj5/AZjU

    • Darkcomet

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

    • Darkcomet family

    • Modifies WinLogon for 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

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks