Analysis

  • max time kernel
    117s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    04-06-2024 01:36

General

  • Target

    934bfae26194c99f299ecd90468dc75c_JaffaCakes118.exe

  • Size

    516KB

  • MD5

    934bfae26194c99f299ecd90468dc75c

  • SHA1

    fb16c0a778c6a1d8c0bfb731c8646978a23e9ade

  • SHA256

    5a518c95518f8b07466c21b60e6b00f95d71993370b8f8b4c83308e73d5c7cf7

  • SHA512

    46495dd878e85490b7a4cb5a04041ec36706f588810841c63874e354170b6d546a9a28b78bb94bfb8ccd6b2a7131520db3d2786e8c577c09f61a9a9f347dc35e

  • SSDEEP

    6144:/Kw9ZuL+7TBufhHztxTBIp2ZrPs+JiifYPeyy8JAt3kgURi34wgC1:/Kw9ZuL+7TQfhhcGTs+lYWyp+tcyNZ

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\934bfae26194c99f299ecd90468dc75c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\934bfae26194c99f299ecd90468dc75c_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:2268
    • C:\Users\Admin\AppData\Local\Temp\n2921\s2921.exe
      "C:\Users\Admin\AppData\Local\Temp\n2921\s2921.exe" ins.exe /h 13a9a3.api.socdn.com /e 12912908 /u 76873fd7-d775-11e3-8a58-80c16e6f498c /t 54146c0e561ca3220a8b45a3 /v "C:\Users\Admin\AppData\Local\Temp\934bfae26194c99f299ecd90468dc75c_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1616

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\n2921\s2921.exe

    Filesize

    336KB

    MD5

    b135fc75caa27de9314e7d980c51acaf

    SHA1

    7454bd6f8485da5464bb9a101cdc8464acc00a86

    SHA256

    06fb2b270b815539fba6c6755b96c41f1ae2d1cf8705a42cdcd643eb68355eba

    SHA512

    c9e02e843d1e4bdeae948828c389e76f80efd3bc412b5e90e29f5ee2b12f600c44a32a2995b1f8b7a46c15d2828fab23155fd4152b896893d7f40756ce1366fd

  • memory/1616-17-0x000007FEF5F4E000-0x000007FEF5F4F000-memory.dmp

    Filesize

    4KB

  • memory/1616-18-0x000007FEF5C90000-0x000007FEF662D000-memory.dmp

    Filesize

    9.6MB

  • memory/1616-34-0x00000000007A0000-0x00000000007AE000-memory.dmp

    Filesize

    56KB

  • memory/1616-35-0x000007FEF5C90000-0x000007FEF662D000-memory.dmp

    Filesize

    9.6MB