Analysis

  • max time kernel
    149s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    08-01-2025 05:32

General

  • Target

    JaffaCakes118_8e2d639dde8e416332202439a4135710.exe

  • Size

    204KB

  • MD5

    8e2d639dde8e416332202439a4135710

  • SHA1

    a3c795eb4e235723911096a8f63f8dda74f4c5b5

  • SHA256

    7a15cef4876112ee08d52211595df8607159e3f1af69bcbc19f722ec014a1699

  • SHA512

    1f36ea10c4f68e676f6c54d0cc7e68f6cb7c4fdcf2437514095dca6d7fd5511b82aba281d1ab7587b3ce2fdef605e4b28c51e1ae45da03bd1d06d7ae7cc031e1

  • SSDEEP

    3072:3Hjk+0oLnWFnzBHv/xWFsg8WatFBGFVWPE5ac0pG/1z+QVMbg1:Xo/BHng5HaVG4G/1z+QVMbg1

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
  • 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_8e2d639dde8e416332202439a4135710.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8e2d639dde8e416332202439a4135710.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:2024

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    204KB

    MD5

    54ceaba98a8740ed5b31af92633d66cd

    SHA1

    db72b49031078eb33ca1b39a3eafd88e5f9427b7

    SHA256

    90e23f7b1847ff3e651082e6558f0764f8b04f0e2f6480f368dad580f3e67c98

    SHA512

    1a0bea2952d1f87994121ce3c5d2740b3b3cba3c1d30a3783da3fb37752bbf22c068bd75a3ec6cff78686127f2519a539717113301e0af5571d2921c04f2591e

  • memory/2024-0-0x0000000000400000-0x0000000000434000-memory.dmp

    Filesize

    208KB

  • memory/2024-24-0x0000000000400000-0x0000000000434000-memory.dmp

    Filesize

    208KB

  • memory/2024-238-0x0000000000400000-0x0000000000434000-memory.dmp

    Filesize

    208KB