General

  • Target

    JaffaCakes118_84872548d241f11d30b0ec3cb37ef889

  • Size

    1.6MB

  • Sample

    250321-yl534a1py4

  • MD5

    84872548d241f11d30b0ec3cb37ef889

  • SHA1

    cd7465a28cbe344f71b806d6ce0d4ee3a17e010f

  • SHA256

    4ea4d839643908a89687a813fbd4b2f6cf181b25bfd308f363c6fc22fd8a6a68

  • SHA512

    9ba00fb2a2758ff0d63420fbd317e6242a066c2c80b008d41931d56d8b06625b550a877153b14beff6094bd9289ae2cef010e52ecba08c0e66cf23d302a5a7ae

  • SSDEEP

    24576:8RmJkcoQricOIQxiZY1iaLWSzWOxnyBLqyfWlo58iAoX62SdHfX9JduvU/X:pJZoQrbTFZY1iaTzcZPf8o58smXducv

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16_min

C2

37.59.186.230:1604

Mutex

DCMIN_MUTEX-WWWEW8L

Attributes
  • InstallPath

    DCSCMIN\IMDCSC.exe

  • gencode

    2i6c1eVulMdM

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    DarkComet RAT

rc4.plain
1
#KCMDDC51#-890

Targets

    • Target

      JaffaCakes118_84872548d241f11d30b0ec3cb37ef889

    • Size

      1.6MB

    • MD5

      84872548d241f11d30b0ec3cb37ef889

    • SHA1

      cd7465a28cbe344f71b806d6ce0d4ee3a17e010f

    • SHA256

      4ea4d839643908a89687a813fbd4b2f6cf181b25bfd308f363c6fc22fd8a6a68

    • SHA512

      9ba00fb2a2758ff0d63420fbd317e6242a066c2c80b008d41931d56d8b06625b550a877153b14beff6094bd9289ae2cef010e52ecba08c0e66cf23d302a5a7ae

    • SSDEEP

      24576:8RmJkcoQricOIQxiZY1iaLWSzWOxnyBLqyfWlo58iAoX62SdHfX9JduvU/X:pJZoQrbTFZY1iaTzcZPf8o58smXducv

    • Darkcomet

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

    • Darkcomet family

    • Modifies WinLogon for persistence

    • 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

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks

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