General

  • Target

    JaffaCakes118_1e58be1563f8b966f2a8ebba2ee0bcd4

  • Size

    758KB

  • Sample

    250223-ekby3sxjfq

  • MD5

    1e58be1563f8b966f2a8ebba2ee0bcd4

  • SHA1

    2a670070215a517c3cf2c5d398da9affd7e14c9b

  • SHA256

    2404edb5753bc2200c7c8e88bbf112296001ea89227666e977c00bf2f25f350d

  • SHA512

    43294d200d2314b8cf2da288ef80cf5f5bd1f714c17a29a590640bd0e8acbdd7c06dd9938bb96fb61405004c32cdbed1f2b85e2a67ead0bcc8d1d76e7f5c8f17

  • SSDEEP

    12288:KXhpvNWw276S/DuoeFcfbmiJ99VPhYR5MTSHvLenELrWv1MZw4JuMkth/fy452UO:UnAw2WWeFcfbP9VPSPMTSPL/rWviq4J5

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

nsoonsamer.no-ip.biz:4444

black12345.zapto.org:4444

Mutex

DC_MUTEX-F54S21D

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    1hLtVsHE8Jjf

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    MicroUpdate

rc4.plain

Targets

    • Target

      JaffaCakes118_1e58be1563f8b966f2a8ebba2ee0bcd4

    • Size

      758KB

    • MD5

      1e58be1563f8b966f2a8ebba2ee0bcd4

    • SHA1

      2a670070215a517c3cf2c5d398da9affd7e14c9b

    • SHA256

      2404edb5753bc2200c7c8e88bbf112296001ea89227666e977c00bf2f25f350d

    • SHA512

      43294d200d2314b8cf2da288ef80cf5f5bd1f714c17a29a590640bd0e8acbdd7c06dd9938bb96fb61405004c32cdbed1f2b85e2a67ead0bcc8d1d76e7f5c8f17

    • SSDEEP

      12288:KXhpvNWw276S/DuoeFcfbmiJ99VPhYR5MTSHvLenELrWv1MZw4JuMkth/fy452UO:UnAw2WWeFcfbP9VPSPMTSPL/rWviq4J5

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks