Analysis

  • max time kernel
    149s
  • max time network
    140s
  • 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, 12:26

General

  • Target

    ed959c66c288aaa6534949b8f4f2187e_JaffaCakes118.exe

  • Size

    96KB

  • MD5

    ed959c66c288aaa6534949b8f4f2187e

  • SHA1

    4f8dde4a9fe42d61d52dce6d5f6cee3522d242d4

  • SHA256

    2e5ec382ee239ddfb27471dccf90c7f1605e4ce43e4288f1e0a50945878b6aae

  • SHA512

    ac76a75cff18f5266e4b72b79add204ce265a32f1a61ff67631c22251846185f4591d157773b05a4af6a5f3b490427fc814a63abe937e906eafda93a62006142

  • SSDEEP

    1536:9UQBHMf6cO/hNkGulSc16l6u+NMMl/KlYv1Tq5ThFQNIjnZv:lPhqlu8CFFQCnt

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).

  • 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 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ed959c66c288aaa6534949b8f4f2187e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ed959c66c288aaa6534949b8f4f2187e_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4544
    • C:\Users\Admin\vauod.exe
      "C:\Users\Admin\vauod.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
      PID:760

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\vauod.exe

    Filesize

    96KB

    MD5

    0b0b9e4fcfbd76ba0d234c3388c99623

    SHA1

    aea0e4d82ea72eacb091e0c5a52db39a780b5f65

    SHA256

    18a496930618743e122dd994fbfafa59bb8a3b02fcd2890a67b6de09f0ac0427

    SHA512

    1b61072d4b8f7cd47df04ab59826b84c421b61d25fbbcbb397bc268f4ac2349732d6986cf9d50507a236a78fa2298d9d79b939ec916c1d66c96be9362c4947bd