General

  • Target
    jaffacakes118_Adobe.FrameMaker.Server.v9.0.ISO-CORE.exe
  • Size 908KB
  • Sample260910-cxz6bsef95
  • SHA256 02e6b0092b69aa9f632f64614866480e7f6e116c2110d8eda3f360f994e42b18
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • darkcomet

Botnet
  • Newshosting

C2
  • cr0wn-st0re.dyndns.org:3016

Mutex
  • DC_MUTEX-GPHXHH6

Attributes
  • InstallPath

    system.exe

  • gencode

    8md�xc#05S40

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    system

rc4.plain

Targets

    • Target
      jaffacakes118_Adobe.FrameMaker.Server.v9.0.ISO-CORE.exe
    • Size 908KB
    • SHA256 02e6b0092b69aa9f632f64614866480e7f6e116c2110d8eda3f360f994e42b18
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: Darkcomet

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

    • Modifies WinLogon for persistence

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • 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

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    • UPX packed file

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

MITRE ATT&CK Enterprise v16

Tasks