Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    13/05/2024, 06:58

General

  • Target

    3e4133340e0037854c020b73d139943a_JaffaCakes118.exe

  • Size

    511KB

  • MD5

    3e4133340e0037854c020b73d139943a

  • SHA1

    286cf9823e19c2a84d46d90c1fa18eabb69e19a3

  • SHA256

    34ed19f34dbecbfa60533e3d0737d3d9862ae8d56084aabf536351c9242e8b67

  • SHA512

    88d7cdaf21b768c728ae6b7c2ed4b959333be728b0d0da3c86889ea731075b92450ae0f594a4238be5597ef2798cab92c9c34ea86f1b3531fac9ffddbedf4395

  • SSDEEP

    12288:Q1MbIpRtJTI6Kl8jBt1RMYn0IXQhQaCb/tDz1FcH6w:Q1MbuJTLjBt/fjkLCrd1iaw

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3e4133340e0037854c020b73d139943a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3e4133340e0037854c020b73d139943a_JaffaCakes118.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Loads dropped DLL
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2304
    • C:\Users\Admin\AppData\Local\Temp\n8876\s8876.exe
      "C:\Users\Admin\AppData\Local\Temp\n8876\s8876.exe" ins.exe /t 54146c05561ca39e0b8b4585 /u ad0d8641-dff0-11e3-8a58-80c16e6f498c /h eb4993.api.socdn.com /e 12932238 /v "C:\Users\Admin\AppData\Local\Temp\3e4133340e0037854c020b73d139943a_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2940

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • \Users\Admin\AppData\Local\Temp\n8876\s8876.exe

          Filesize

          321KB

          MD5

          292e5b0c53667812a05ff25415e0b91b

          SHA1

          35e0bd0943c7b449911592a0b6812642e3011c77

          SHA256

          8ae142e7f6df8ee05c81d0317b284a747a19ae4e0a492208b04a3d25968ae574

          SHA512

          1d984e94b25c4c51cff98a2e63795bce465e8ca526d9e391b09d12d148745b8011a22d21760bc12cf79f83adca34f22775d2e53e45311c25d4bd8d92bdfb2bd3

        • memory/2940-17-0x000007FEF552E000-0x000007FEF552F000-memory.dmp

          Filesize

          4KB

        • memory/2940-18-0x000007FEF5270000-0x000007FEF5C0D000-memory.dmp

          Filesize

          9.6MB

        • memory/2940-34-0x0000000000410000-0x000000000041E000-memory.dmp

          Filesize

          56KB

        • memory/2940-35-0x000007FEF5270000-0x000007FEF5C0D000-memory.dmp

          Filesize

          9.6MB