General

  • Target

    6427f4ae31ca19953ec14f2688fb532d_JaffaCakes118

  • Size

    267KB

  • Sample

    241020-1a7tna1dld

  • MD5

    6427f4ae31ca19953ec14f2688fb532d

  • SHA1

    1c336ac6eab0570293e0e9d34afd1809d81fc719

  • SHA256

    48e648c468a2a3f92c86dd3149e8f9b3086a6b1721f99e7501d184711be4b4fe

  • SHA512

    a3b7e77c0b8b423127b22f7bd1e47964e4d02aafe51822250bf081c3fc6a2b00f7668986de965f6d827bef2ae8270f48954149aea5a85e21906760fb5a56e960

  • SSDEEP

    6144:JJgZrrHvJ5WUqQnffULgjrh0jmvgjTP4NMpeCnU3sX6IQOvK:IZ/JQUxhjrh0WgTP9ptU3sX6I0

Malware Config

Extracted

Family

darkcomet

Botnet

hatab

C2

megatorun.no-ip.biz:1604

Mutex

DC_MUTEX-F54S21D

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    T4pjRZKyBHYU

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      facebook.exe

    • Size

      350KB

    • MD5

      47c05a4b955100a7060167d4c7575ebe

    • SHA1

      bd834449be9f5b3b172293e0006afa489346f3e7

    • SHA256

      c0f7eee68ed62126c2626fbe95fd37276ea14e5c94b766a6464e292e317c5c48

    • SHA512

      2047cc37d80bfe6286a45b49912af59b32ca670a28dc9f6c3677a3e4f267c306d5022cb924f5fb6706fede6d1a6335f14a41b982c7ba98fe64ead034572a6995

    • SSDEEP

      6144:TD7cY2fgssM7Wirg9KXylmRiL+QMeC/i6isqX7UovnONztByipwxZ/S:Tl8E4w5huat7UovONzbXw

    • Darkcomet

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

    • Modifies WinLogon for persistence

    • Modifies firewall policy service

    • Modifies security service

    • Windows security bypass

    • Disables RegEdit via registry modification

    • Disables Task Manager via registry modification

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • Checks computer location settings

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

    • Deletes itself

    • 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