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Analysis

  • max time kernel
    141s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/10/2024, 21:44

General

  • Target

    643826b5b9cb0926063e65c74de37c49_JaffaCakes118.exe

  • Size

    228KB

  • MD5

    643826b5b9cb0926063e65c74de37c49

  • SHA1

    72d221739090d6eb7c37974e3ed5ce3249f02d6e

  • SHA256

    dbc5ffc9c3cffbc65ab30d684dd6e025f95e89b2fb0f71c2f82f9fe534a0a911

  • SHA512

    9fc6679f1db528aac2d9cbac565ff1fe857253fb348c64583a1bced5f68c519b162e0001bb0736954db53e0c9f0394b7f9d413d9fa60041246bbf92787a69f80

  • SSDEEP

    6144:86D4YEhZJTRwYpQg1h9zQDnYKqXLxdIXHec2:84AzPzQDnwLo+c2

Malware Config

Signatures

  • Drops startup file 1 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\643826b5b9cb0926063e65c74de37c49_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\643826b5b9cb0926063e65c74de37c49_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3884
    • C:\Users\Admin\AppData\Local\Temp\643826b5b9cb0926063e65c74de37c49_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\643826b5b9cb0926063e65c74de37c49_JaffaCakes118.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1056
      • C:\Windows\SysWOW64\explorer.exe
        "C:\Windows\syswow64\explorer.exe"
        3⤵
        • Drops startup file
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:3012
        • C:\Windows\SysWOW64\svchost.exe
          -k netsvcs
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2496

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1056-1-0x0000000000400000-0x0000000001400000-memory.dmp

    Filesize

    16.0MB

  • memory/1056-4-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/1056-3-0x0000000000400000-0x0000000001400000-memory.dmp

    Filesize

    16.0MB

  • memory/2496-9-0x0000000000F50000-0x0000000000F75000-memory.dmp

    Filesize

    148KB

  • memory/2496-11-0x0000000000F50000-0x0000000000F75000-memory.dmp

    Filesize

    148KB

  • memory/2496-15-0x0000000000F50000-0x0000000000F75000-memory.dmp

    Filesize

    148KB

  • memory/3012-2-0x0000000000180000-0x00000000001A5000-memory.dmp

    Filesize

    148KB

  • memory/3012-6-0x0000000000180000-0x00000000001A5000-memory.dmp

    Filesize

    148KB

  • memory/3884-0-0x0000000002280000-0x0000000002284000-memory.dmp

    Filesize

    16KB