Analysis

  • max time kernel
    149s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/09/2024, 08:47

General

  • Target

    ed3cd15674746cf9759ebcbbd7b0cb57_JaffaCakes118.exe

  • Size

    216KB

  • MD5

    ed3cd15674746cf9759ebcbbd7b0cb57

  • SHA1

    0bd9e20d78d0718353571f09b6e11f9fc8fbc640

  • SHA256

    a75ee72181ba77f7633cdd9fb5a1b721a78832b225d72a9506baf3b94fadee4a

  • SHA512

    16968a1584aae221610bfedebe942f360184c9a70ced26a5cae658bcdd0173d1c1f2bd12f30723ed78fb01c05a892457e5900905fc9c2abcbf888fa198bb115f

  • SSDEEP

    3072:fYDaMKXuxxnM3/7eFE+S2/goM2IFNGzBkl9sLn:Qz/nM36q+VM2CWs9A

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 52 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ed3cd15674746cf9759ebcbbd7b0cb57_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ed3cd15674746cf9759ebcbbd7b0cb57_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2664
    • C:\Users\Admin\vooeb.exe
      "C:\Users\Admin\vooeb.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4204
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4464,i,4174666705242427184,7333705955694532165,262144 --variations-seed-version --mojo-platform-channel-handle=4100 /prefetch:8
    1⤵
      PID:4376

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\vooeb.exe

      Filesize

      216KB

      MD5

      e2413d905eb060f435bcb5e99bbd1431

      SHA1

      d6446618bd478ec53cc22f555b3ddc4b2dc72c4f

      SHA256

      d5cc82f288eb59a53083b837887af396ee6796d251e05af3953927f5494ef5a3

      SHA512

      aee6609b62450c78a2fe0d06c1448405b81109d2c0870520784b03cacb88cc0a3ca8cead1800828a527428fcb87759ccc863ef35f068158771d3e19ac4678fe3