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Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/07/2024, 18:55

General

  • Target

    236891b5474ce59bc97c624779f12bc8_JaffaCakes118.exe

  • Size

    204KB

  • MD5

    236891b5474ce59bc97c624779f12bc8

  • SHA1

    b68387afe22789bc4c8b12d927a45219361079a0

  • SHA256

    9f30e33f10b6708e5bab0ef1c7d38362c0e9bf2f248ff75b7232df83bbb1dc8d

  • SHA512

    e135200f8155d78b3c94aa4f78dcce4ce24578c7a0088d39530dd2d3edeac293db9db5a888705b0245f02f2021619a4f259df636eb5c7429754777d90bf99989

  • SSDEEP

    3072:hgEtgXT2p3zf+sJZY1Pm+Auw3jjOPyzgKxycD12XHvGcVdNQXlk:Bigz2sJZC3SjBzbZWwi

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 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).

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\236891b5474ce59bc97c624779f12bc8_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\236891b5474ce59bc97c624779f12bc8_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2112
    • C:\Users\Admin\faxeg.exe
      "C:\Users\Admin\faxeg.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:1216

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\faxeg.exe

    Filesize

    204KB

    MD5

    fdb79ee3412553f4e81a77658420599b

    SHA1

    b1adf92ecaf8db3317e835e1f5c3f966e67b56c1

    SHA256

    87e535ad9c76427e4de62b671b832b0f1e64ac5a66266839b2348d3cdad6e9dd

    SHA512

    d29e97bf1703561314de7f29884e3934245e707b663b6d76cb7f79d5db2fab43f09b673c4d55686d0e190db2055e7b204d0c08d3e39575ae4e6713228d7768ba