General

  • Target

    91c2e0359815c6bd159e7de7d249844f_JaffaCakes118

  • Size

    1.0MB

  • Sample

    240813-fx6vna1cqr

  • MD5

    91c2e0359815c6bd159e7de7d249844f

  • SHA1

    fba9892e9236c504edcb25aafcee549c007f5b09

  • SHA256

    1211cd46ae633efd8f104fc7c7c93757457139a06e90e1a09444e13671fd7af8

  • SHA512

    7157f495802ad458f3b2edbcb01ca4e1e38f96acc8437dfac235d4e9d7b72550d5ca11ebba798f549a6badee6088a20093bc5759d7142dabb035ed0cac6ac2ca

  • SSDEEP

    24576:aEboxRri1tRZmUxUUx8eGW8S4tB+8bkLPzwyJ8xAmEKju:aRRGfmUP2SAB+8phec

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

romanticboy.zapto.org:1604

Mutex

DC_MUTEX-X1PZ9KU

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    SB5sgcul0M0i

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    MicroUpdate

Extracted

Family

latentbot

C2

romanticboy.zapto.org

Targets

    • Target

      91c2e0359815c6bd159e7de7d249844f_JaffaCakes118

    • Size

      1.0MB

    • MD5

      91c2e0359815c6bd159e7de7d249844f

    • SHA1

      fba9892e9236c504edcb25aafcee549c007f5b09

    • SHA256

      1211cd46ae633efd8f104fc7c7c93757457139a06e90e1a09444e13671fd7af8

    • SHA512

      7157f495802ad458f3b2edbcb01ca4e1e38f96acc8437dfac235d4e9d7b72550d5ca11ebba798f549a6badee6088a20093bc5759d7142dabb035ed0cac6ac2ca

    • SSDEEP

      24576:aEboxRri1tRZmUxUUx8eGW8S4tB+8bkLPzwyJ8xAmEKju:aRRGfmUP2SAB+8phec

    • Darkcomet

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

    • LatentBot

      Modular trojan written in Delphi which has been in-the-wild since 2013.

    • Modifies WinLogon for persistence

    • Windows security bypass

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Windows security modification

    • Adds Run key to start application

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks