Analysis

  • max time kernel
    94s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-01-2025 14:31

General

  • Target

    JaffaCakes118_4beddb0db33f5e759e30851679da9c3d.exe

  • Size

    895KB

  • MD5

    4beddb0db33f5e759e30851679da9c3d

  • SHA1

    65cf79c2842cb23e5a1210a1df394d108f10755a

  • SHA256

    02b83bc1b488b134e1f593212be444fe16868579c9d6d91ca7d7d78bbf43d7b5

  • SHA512

    84f2d1c214a782a30e0666cf4586272d1249beca5f14af7570b9f33679a3db86f32b321351503fac00da307a6c6f5922126382ac5a5e75b729bbebefd5d1645c

  • SSDEEP

    12288:Jagz0EwV1Yc4xhrOoKgVqo7wU64sBWheK71:J30EwKcgVqo7wpREheO

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

Signatures

  • Modifies firewall policy service 3 TTPs 3 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • UPX packed file 2 IoCs

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

  • Drops file in Windows directory 1 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.

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4beddb0db33f5e759e30851679da9c3d.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4beddb0db33f5e759e30851679da9c3d.exe"
    1⤵
    • Modifies firewall policy service
    • UAC bypass
    • Windows security bypass
    • Windows security modification
    • Checks whether UAC is enabled
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • System policy modification
    PID:1612

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\ArmUI.ini

    Filesize

    160KB

    MD5

    927e703153e62a1cb9a4437659144bda

    SHA1

    d293a6eb612b6c3bcddeec698e40dbebb5c61879

    SHA256

    a479dd2807cb9817ef3ef7a31f3b7582339785e921b4284e55a1387dc38ec770

    SHA512

    0a1d099fccceadb38c7326a9791da18ddeff069600359b415744ae46641b8f041e4a31b00281a996f54b0991dbdf7bdbd0701f6cb71189afd42c207c4631d228

  • memory/1612-0-0x0000000000400000-0x00000000004E8000-memory.dmp

    Filesize

    928KB

  • memory/1612-1-0x0000000002450000-0x000000000350A000-memory.dmp

    Filesize

    16.7MB

  • memory/1612-64-0x0000000000400000-0x00000000004E8000-memory.dmp

    Filesize

    928KB

  • memory/1612-65-0x0000000002450000-0x000000000350A000-memory.dmp

    Filesize

    16.7MB