Overview

overview

10

Static

static

10

JaffaCakes...6c.exe

windows7-x64

10

JaffaCakes...6c.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    02/01/2025, 04:32

Sharing

Copy URL Twitter E-mail
Report Analysis Logs

General

  • Target

    JaffaCakes118_62add46e9fc448b03c1152523bd1f56c.exe

  • Size

    636KB

  • MD5

    62add46e9fc448b03c1152523bd1f56c

  • SHA1

    20a21dea9b826bbbfeb7a0a91838fdcf18a6aad2

  • SHA256

    e01ca15838f3ef252231bb283a8fd7e2abc417c43705293ef862d544998ef580

  • SHA512

    f4bff38c1ccf9e6b3bb56df06849db02deb7c1474fe1ad14384625befbf24bf284252221eb04cdcbaf24556a8823a8e9cebfc02ae6ecf0dab4d523d44bb96a12

  • SSDEEP

    12288:zpwABK90BOe/x9lPAYvxPQVjdsAY2XjWlnlpTMMXG91uhKIXn/W:VwAcu99lPzvxP+Bsz2XjWTRMQckkIXnO

Score
10/10
darkcometdiscoveryevasionpersistencerattrojan

Malware Config

Signatures

  • Darkcomet

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

    trojanratdarkcomet
  • Darkcomet family
    darkcomet
  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
    persistence
  • Modifies firewall policy service 3 TTPs 3 IoCs
    evasion
  • Modifies security service 2 TTPs 1 IoCs
    evasion
  • Windows security bypass 2 TTPs 1 IoCs
    evasiontrojan
  • Disables RegEdit via registry modification 1 IoCs
    evasion
  • Disables Task Manager via registry modification
    evasion
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

    discovery
  • Checks processor information in registry 2 TTPs 8 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 46 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_62add46e9fc448b03c1152523bd1f56c.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_62add46e9fc448b03c1152523bd1f56c.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Checks BIOS information in registry
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2520
    • C:\Windows\SysWOW64\explorer.exe
      "C:\Windows\SysWOW64\explorer.exe"
      2⤵
      • Modifies firewall policy service
      • Modifies security service
      • Windows security bypass
      • Disables RegEdit via registry modification
      • Checks BIOS information in registry
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2004
    • C:\Windows\SysWOW64\ping.exe
      ping 127.0.0.1 -n 5 > NUL del "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_62add46e9fc448b03c1152523bd1f56c.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:2320

Network

        MITRE ATT&CK Enterprise v15

        Reconnaissance

        Resource Development

        Initial Access

        Execution

        Persistence

        Boot or Logon Autostart Execution

        2
        T1547

        Registry Run Keys / Startup Folder

        1
        T1547.001

        Winlogon Helper DLL

        1
        T1547.004

        Create or Modify System Process

        2
        T1543

        Windows Service

        2
        T1543.003

        Privilege Escalation

        Boot or Logon Autostart Execution

        2
        T1547

        Registry Run Keys / Startup Folder

        1
        T1547.001

        Winlogon Helper DLL

        1
        T1547.004

        Create or Modify System Process

        2
        T1543

        Windows Service

        2
        T1543.003

        Defense Evasion

        Impair Defenses

        2
        T1562

        Disable or Modify System Firewall

        1
        T1562.004

        Disable or Modify Tools

        1
        T1562.001

        Modify Registry

        5
        T1112

        Credential Access

        Discovery

        Query Registry

        3
        T1012

        Remote System Discovery

        1
        T1018

        System Information Discovery

        3
        T1082

        System Location Discovery

        1
        T1614

        System Language Discovery

        1
        T1614.001

        System Network Configuration Discovery

        1
        T1016

        Internet Connection Discovery

        1
        T1016.001

        Lateral Movement

        Collection

        Command and Control

        Exfiltration

        Impact

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2004-12-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

          Download

        • memory/2004-10-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

          Download

        • memory/2004-8-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

          Download

        • memory/2004-19-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

          Download

        • memory/2004-13-0x0000000000190000-0x0000000000191000-memory.dmp

          Filesize

          4KB

          Download

        • memory/2004-17-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

          Download

        • memory/2004-9-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

          Download

        • memory/2004-14-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

          Download

        • memory/2004-16-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

          Download

        • memory/2004-18-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

          Download

        • memory/2004-15-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

          Download

        • memory/2004-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

          Download

        • memory/2004-4-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

          Download

        • memory/2520-0-0x0000000000660000-0x0000000000661000-memory.dmp

          Filesize

          4KB

          Download

        • memory/2520-11-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

          Download