General

  • Target

    JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc

  • Size

    1.3MB

  • Sample

    250327-fnjc1azk18

  • MD5

    89876ef0a94cfddbb4b31534318f54fc

  • SHA1

    5c93e429dbf56fb484e24279c50175cdb9250b8c

  • SHA256

    3eacba75107f0586735eb29133eddc6bd326a5d69b6d72bfbd0b77519ccd07a8

  • SHA512

    ddb1d97a21d5364ad89b83a9f1c18aaac601d9df601412fc9c1148a8db6a5d9f4ed43b247201b80c81a020cf881e0bc40a3c0a05c9d6ed58d2e0f61439a39fa3

  • SSDEEP

    24576:AxLXDSHJeHQjiCA7BRSztzxdfhf6PQl1hfwUenzZQ:AxaHCGpyBMDh6P2wUenS

Malware Config

Extracted

Family

darkcomet

Botnet

The Joker Hacker

C2

thejokerhacker.no-ip.biz:288

Mutex

DC_MUTEX-PHDL86N

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    HP4pYsV9BXK4

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

rc4.plain

Targets

    • Target

      JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc

    • Size

      1.3MB

    • MD5

      89876ef0a94cfddbb4b31534318f54fc

    • SHA1

      5c93e429dbf56fb484e24279c50175cdb9250b8c

    • SHA256

      3eacba75107f0586735eb29133eddc6bd326a5d69b6d72bfbd0b77519ccd07a8

    • SHA512

      ddb1d97a21d5364ad89b83a9f1c18aaac601d9df601412fc9c1148a8db6a5d9f4ed43b247201b80c81a020cf881e0bc40a3c0a05c9d6ed58d2e0f61439a39fa3

    • SSDEEP

      24576:AxLXDSHJeHQjiCA7BRSztzxdfhf6PQl1hfwUenzZQ:AxaHCGpyBMDh6P2wUenS

    • Darkcomet

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

    • Darkcomet family

    • Modifies WinLogon for persistence

    • Modifies security service

    • Windows security bypass

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

    • 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