Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-01-2025 13:43

General

  • Target

    JaffaCakes118_e5b8188379f0b45c15b9d0bf084181f6.exe

  • Size

    224KB

  • MD5

    e5b8188379f0b45c15b9d0bf084181f6

  • SHA1

    91518827a2d9a1ff1a1a12a619a43c5206344576

  • SHA256

    12df5f115fa6663fd4408d4064499eb7a3f3610b6ce76809484183c49241e1e4

  • SHA512

    c3feb253378a36a238efa220bc77c8a215404f3066d598a9343bc356a0207ad2c4413565c3fbe258324a870bfb809bee2ffde8d5cf38daaa18257030040ba5be

  • SSDEEP

    3072:vHjk+0oLnWFnzBHv/xWFsg8WatFBGFVWPE5ac0pG/1z+QVMbg1jm0+J:Po/BHng5HaVG4G/1z+QVMbg1jv+

Malware Config

Signatures

  • Vobfus

    A widespread worm which spreads via network drives and removable media.

  • Vobfus family
  • Adds policy Run key to start application 2 TTPs 4 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

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

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

  • Script User-Agent 2 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e5b8188379f0b45c15b9d0bf084181f6.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e5b8188379f0b45c15b9d0bf084181f6.exe"
    1⤵
    • Adds policy Run key to start application
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    PID:4784

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\AG58FPQON.exe

    Filesize

    224KB

    MD5

    2ab9b9bff2451d8a6463966176a248d0

    SHA1

    3fd8e0a9b8161a88a1800ed7399f829ccd3760c0

    SHA256

    0ba421e4750f90869d9b7af74e555e652190e444f2d3c0a079eff47c6be361a9

    SHA512

    bca74ab28f1883a895cba0344efbe26f2f94c9a1c1b3201f973d4a1aac65a6ed4b60ef27d1c2b6743d8197cd513f8caae1fe185ab9a9cc3979a7a7005fb488d7

  • memory/4784-0-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/4784-17-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/4784-18-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/4784-232-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB