Analysis

  • max time kernel
    6s
  • max time network
    6s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    24/08/2024, 22:13

Errors

Reason
Machine shutdown

General

  • Target

    bf8558123bcfe9ff5ea425b24dedbf70_JaffaCakes118.exe

  • Size

    86KB

  • MD5

    bf8558123bcfe9ff5ea425b24dedbf70

  • SHA1

    a102bdceaa77fe06f974ce77a08641cda5311fa1

  • SHA256

    e222ab35df0216d423817ddf8c5b9f6559400d5014b20d1e9ff118695b9e1735

  • SHA512

    f205d39d1aa3f673adc8de3707f75b06abc56ca2241bd7db3dc490906a3e8545fc3b73d67037afbe03e760a8ca68bc4408954a2e3d79e67b73f907a4173b178f

  • SSDEEP

    1536:bZujnwAg92SgzXidW9SHapTwsORQs7LXAXCbGXOrAxA91VC3:bZujwAFhKW469wsO6uSCb9AxArA

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bf8558123bcfe9ff5ea425b24dedbf70_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\bf8558123bcfe9ff5ea425b24dedbf70_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Enumerates system info in registry
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2652
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c REG ADD HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v 19202713 /t REG_SZ /d "%userprofile%\19202713.exe" /f
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2780
      • C:\Windows\SysWOW64\reg.exe
        REG ADD HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v 19202713 /t REG_SZ /d "C:\Users\Admin\19202713.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:2808
    • C:\Windows\SysWOW64\shutdown.exe
      "C:\Windows\System32\shutdown.exe" /r /f /t 3
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:2700
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\BF8558~1.EXE > nul
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      PID:2540
  • C:\Windows\system32\LogonUI.exe
    "LogonUI.exe" /flags:0x0
    1⤵
      PID:2552
    • C:\Windows\system32\LogonUI.exe
      "LogonUI.exe" /flags:0x1
      1⤵
        PID:320

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • memory/2652-3-0x00000000012B0000-0x00000000012C1000-memory.dmp

              Filesize

              68KB

            • memory/2652-1-0x00000000001A0000-0x00000000001A7000-memory.dmp

              Filesize

              28KB

            • memory/2652-0-0x0000000000190000-0x000000000019E000-memory.dmp

              Filesize

              56KB

            • memory/2652-4-0x00000000012B0000-0x00000000012CD000-memory.dmp

              Filesize

              116KB