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Analysis

  • max time kernel
    140s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240910-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/10/2024, 13:43

General

  • Target

    18532e0a157eca70ae3b54822be7ff3c_JaffaCakes118.exe

  • Size

    402KB

  • MD5

    18532e0a157eca70ae3b54822be7ff3c

  • SHA1

    d1a14c14492aef13fc4dcd2682f5b890ee6f8a35

  • SHA256

    c9ab0f2bc4a9dd7eeaa2ce1201b5c41a6544518df2b782a7d0fb275e43f433d0

  • SHA512

    99b7e2979e680ec639a41844d74936baf4e86ea20a5592789de6b6d00c23033e9a207c393970c33a5932464277840afa2f52fca2ab4212cc991b72dd37d91f28

  • SSDEEP

    6144:+Lcvcl4EMB02zlsExt7eAz5ldW/JGdIEFQyX0rsbtEw/0xcA6bZm7:d0l4tq2z+ExtL1WQIEFtTA0Zc

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 4 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

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

  • Modifies registry class 64 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 33 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\18532e0a157eca70ae3b54822be7ff3c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\18532e0a157eca70ae3b54822be7ff3c_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2308
    • C:\Users\Admin\AppData\Local\Temp\18532e0a157eca70ae3b54822be7ff3c_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\18532e0a157eca70ae3b54822be7ff3c_JaffaCakes118.exe
      2⤵
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1924
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32.exe /s "C:\Windows\system32\mswinsck.ocx"
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        PID:4988
      • C:\Windows\SysWOW64\scxhost.exe
        C:\Windows\system32\scxhost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1888
        • C:\Windows\SysWOW64\scxhost.exe
          C:\Windows\SysWOW64\scxhost.exe
          4⤵
          • Executes dropped EXE
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:4024
          • C:\Windows\SysWOW64\scxhost.exe
            C:\Windows\system32\scxhost.exe
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:452
            • C:\Windows\SysWOW64\scxhost.exe
              C:\Windows\SysWOW64\scxhost.exe
              6⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Suspicious use of SetWindowsHookEx
              PID:1712

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\mswinsck.ocx

    Filesize

    105KB

    MD5

    9484c04258830aa3c2f2a70eb041414c

    SHA1

    b242a4fb0e9dcf14cb51dc36027baff9a79cb823

    SHA256

    bf7e47c16d7e1c0e88534f4ef95e09d0fd821ed1a06b0d95a389b35364b63ff5

    SHA512

    9d0e9f0d88594746ba41ea4a61a53498619eda596e12d8ec37d01cfe8ceb08be13e3727c83d630a6d9e6d03066f62444bb94ea5a0d2ed9d21a270e612db532a0

  • C:\Windows\SysWOW64\scxhost.exe

    Filesize

    402KB

    MD5

    18532e0a157eca70ae3b54822be7ff3c

    SHA1

    d1a14c14492aef13fc4dcd2682f5b890ee6f8a35

    SHA256

    c9ab0f2bc4a9dd7eeaa2ce1201b5c41a6544518df2b782a7d0fb275e43f433d0

    SHA512

    99b7e2979e680ec639a41844d74936baf4e86ea20a5592789de6b6d00c23033e9a207c393970c33a5932464277840afa2f52fca2ab4212cc991b72dd37d91f28

  • memory/452-36-0x0000000040000000-0x000000004006A000-memory.dmp

    Filesize

    424KB

  • memory/1712-40-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/1888-24-0x0000000040000000-0x000000004006A000-memory.dmp

    Filesize

    424KB

  • memory/1924-0-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/1924-5-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/1924-2-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/1924-25-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/2308-6-0x0000000040000000-0x000000004006A000-memory.dmp

    Filesize

    424KB

  • memory/4024-39-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB