Analysis

  • max time kernel
    122s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    08-09-2024 08:21

General

  • Target

    d3eec64b1f7e92a58456fb60f91763d6_JaffaCakes118.exe

  • Size

    332KB

  • MD5

    d3eec64b1f7e92a58456fb60f91763d6

  • SHA1

    91fca69400b5ff190d3b8809a55666e361fb1635

  • SHA256

    49a42a0754dcc1257144521dc24378018cc63ede353ec2d92e3c96113bd845db

  • SHA512

    3b070b72fdde0c15fd0eceb61719c720f49ba185b85deaa68f9d4d5974e738009b0b3d45f61de0d7e011aec47e8843a80e66729c7f2812318980d366c8d06109

  • SSDEEP

    6144:0Tud4h3HuK2VaRDJSfacdzF3Iz2YKjgZlduTfg/mnbO34ZvskYGGoUL:yh3HuK2VaRJSCcZaYcZybjZv3/Go4

Malware Config

Extracted

Family

latentbot

C2

darkbluecomet.zapto.org

Signatures

  • 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 2 TTPs 1 IoCs
  • Modifies firewall policy service 3 TTPs 3 IoCs
  • Modifies security service 2 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 2 IoCs
  • Sets file to hidden 1 TTPs 2 IoCs

    Modifies file attributes to stop it showing in Explorer etc.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 8 IoCs
  • UPX packed file 33 IoCs

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

  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 46 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 50 IoCs
  • Views/modifies file attributes 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d3eec64b1f7e92a58456fb60f91763d6_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d3eec64b1f7e92a58456fb60f91763d6_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2144
    • C:\Users\Admin\AppData\Local\Temp\d3eec64b1f7e92a58456fb60f91763d6_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\d3eec64b1f7e92a58456fb60f91763d6_JaffaCakes118.exe
      2⤵
      • Modifies WinLogon for persistence
      • Loads dropped DLL
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2068
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\d3eec64b1f7e92a58456fb60f91763d6_JaffaCakes118.exe" +s +h
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2360
        • C:\Windows\SysWOW64\attrib.exe
          attrib "C:\Users\Admin\AppData\Local\Temp\d3eec64b1f7e92a58456fb60f91763d6_JaffaCakes118.exe" +s +h
          4⤵
          • Sets file to hidden
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:2944
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2100
        • C:\Windows\SysWOW64\attrib.exe
          attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
          4⤵
          • Sets file to hidden
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:2164
      • C:\Users\Admin\Documents\Windupdt\winupdate.exe
        "C:\Users\Admin\Documents\Windupdt\winupdate.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2700
        • C:\Users\Admin\Documents\Windupdt\winupdate.exe
          C:\Users\Admin\Documents\Windupdt\winupdate.exe
          4⤵
          • Modifies firewall policy service
          • Modifies security service
          • Windows security bypass
          • Executes dropped EXE
          • Loads dropped DLL
          • Windows security modification
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:2652
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /k ping 127.0.0.1 -n 5 > NUL&del "C:\Users\Admin\AppData\Local\Temp\d3eec64b1f7e92a58456fb60f91763d6_JaffaCakes118.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:2748
        • C:\Windows\SysWOW64\PING.EXE
          ping 127.0.0.1 -n 5
          4⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Internet Connection Discovery
          • Runs ping.exe
          PID:2820

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\Documents\Windupdt\winupdate.exe

    Filesize

    332KB

    MD5

    d3eec64b1f7e92a58456fb60f91763d6

    SHA1

    91fca69400b5ff190d3b8809a55666e361fb1635

    SHA256

    49a42a0754dcc1257144521dc24378018cc63ede353ec2d92e3c96113bd845db

    SHA512

    3b070b72fdde0c15fd0eceb61719c720f49ba185b85deaa68f9d4d5974e738009b0b3d45f61de0d7e011aec47e8843a80e66729c7f2812318980d366c8d06109

  • memory/2068-4-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2068-9-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2068-10-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2068-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2068-5-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2068-2-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2068-11-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2068-12-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2068-13-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2068-14-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/2068-8-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2068-29-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2652-53-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2652-57-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2652-43-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2652-47-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2652-48-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2652-39-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2652-52-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2652-51-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2652-50-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2652-49-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2652-55-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2652-54-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2652-56-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2652-42-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2652-58-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2652-59-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2652-60-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2652-61-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2652-62-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2652-63-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2652-64-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2652-65-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2652-66-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2652-67-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2652-68-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB