Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22-12-2024 05:48

General

  • Target

    JaffaCakes118_4c0e74a2eb39808b4abd6107e7dcc17a27d9b80d014aac1fedf58e8fda231c9d.exe

  • Size

    6.6MB

  • MD5

    e4ce16957129f0ce094c9eaae8672333

  • SHA1

    aed6f0d4abb26ee4df7814a14fa59fcb0fb2f013

  • SHA256

    4c0e74a2eb39808b4abd6107e7dcc17a27d9b80d014aac1fedf58e8fda231c9d

  • SHA512

    c6c51a3345c191ef694b595406665e9b31ba935de10dcd6be7c6bcf46c158a4a5e58b5e21ebd59a15207dec2feb7a45ddfbb8d6ba21f56c57423bd895c63228d

  • SSDEEP

    196608:NERwPy8YGUdxPSgB/aSoJxJgczOLX5UNm2m31BNL/Ys2tIs+:KRwK8YGMq+V0D7zOL/1BNLgfIP

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 8 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 1 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.

  • Modifies registry key 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4c0e74a2eb39808b4abd6107e7dcc17a27d9b80d014aac1fedf58e8fda231c9d.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4c0e74a2eb39808b4abd6107e7dcc17a27d9b80d014aac1fedf58e8fda231c9d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2508
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2380
      • C:\Users\Admin\AppData\Local\Microsoft\OneDrive\OneDrive.exe
        "C:\Users\Admin\AppData\Local\Microsoft\OneDrive\OneDrive.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1868
        • C:\Windows\system32\WerFault.exe
          C:\Windows\system32\WerFault.exe -u -p 1868 -s 736
          4⤵
          • Loads dropped DLL
          PID:2604
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v OneDrive /t REG_SZ /f /d C:\Users\Admin\AppData\Local\Microsoft\OneDrive\OneDrive.exe
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Modifies registry key
        PID:2896
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\StartupApproved\Run /v OneDrive /t REG_BINARY /f /d 020000000000000000000000
        3⤵
        • System Location Discovery: System Language Discovery
        • Modifies registry key
        PID:2688

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\0VcCIIe882cZkd_s

    Filesize

    133B

    MD5

    5f89cb4698960c45e93ff1c3a488b605

    SHA1

    bab8de233798a74811f3f5696828b9b6fb85f5e1

    SHA256

    4bfe4f78be10008db87521ff442a9aaf856853cc8cd50e7fcce0138751950e39

    SHA512

    e9a0aae7d13663391c6d5e8442109371c10568b2dba25ceacb8838abd2860ca45b5832f6a478f160a360b445d6c194e55d5a8ef43b27b684c489f434468a39db

  • C:\Users\Admin\AppData\Local\Microsoft\OneDrive\Secur32.dll

    Filesize

    316KB

    MD5

    fed6517a5f84eecc29edee5586d7feeb

    SHA1

    56df244bf73c7ec7b59c98e1f5d47b379b58a06b

    SHA256

    5075a0587b1b35c0152d8c44468641d0ab1c52fd8f1814ee257eceb9ffcb89b6

    SHA512

    45cab4395d509b5d7dfb904e84d5a679440412f494c4970191b5882572f4d1b9c9cd28d41a49619353c405c2477153b4a7a1568fcf307709df0b81b38c405642

  • \Users\Admin\AppData\Local\Microsoft\OneDrive\OneDrive.exe

    Filesize

    175KB

    MD5

    f3af73070387fb75b19286826cc3126c

    SHA1

    7774854137d7ada89f3b4bdf67631456a1e74853

    SHA256

    974243f2487ceeb8eeea6aa8fee215f15c7b204382d4bd12f469f712f56c3610

    SHA512

    a620583b2d89e3f0350ae4d5dfe2b2c160d2f982b29dea6b8e273bb39ab2d1d91a2452238e9c30cdd7151aa555e231e1ac9930f9d76f6ff80504eacb25fa557a

  • memory/2380-8-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2380-10-0x0000000000400000-0x00000000004CA000-memory.dmp

    Filesize

    808KB

  • memory/2380-3-0x0000000000400000-0x00000000004CA000-memory.dmp

    Filesize

    808KB

  • memory/2380-2-0x0000000000400000-0x00000000004CA000-memory.dmp

    Filesize

    808KB

  • memory/2380-11-0x0000000000400000-0x00000000004CA000-memory.dmp

    Filesize

    808KB

  • memory/2508-1-0x00000000001D0000-0x00000000002D0000-memory.dmp

    Filesize

    1024KB