General

  • Target
    Simple Checker 4.4.3.zip
  • Size 90.8MB
  • Sample260921-czebmshm9w
  • SHA256 0e93f93ea2261f542a22605ec2a768ccf78d24f1c69775c163dc9c138fa86e57
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • stealc

Botnet
  • 20x09x2026

C2
  • http://193.178.158.107/auth.php

Attributes
  • url_path

    /auth.php

rc4.traffic_key
rc4.plain

Targets

    • Target
      Simple Checker.exe
    • Size 24.9MB
    • SHA256 afe46999748f64442631212d001564f04af2526060f914161d25992e619e3802
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Checks whether UAC is enabled

    • Network Share Discovery

      Attempt to gather information on host network.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Target
      skyline.dll
    • Size 16.5MB
    • SHA256 ee164a9ea084d7a775df11b694ecdaffa3fb3ab0a4f1edf718c8c726d01d07dc
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    7/10
    • Loads dropped DLL

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Target
      skylinesloader.exe
    • Size 26.1MB
    • SHA256 046c4924818902ea213e2077a7257eeadb388ac3682be1c6621274c2cab45bf2
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects Stealc stealer Version 3

    • Family: Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Family: Stealc

      Stealc is an infostealer written in C++.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Target
      w64ms.exe
    • Size 26.2MB
    • SHA256 30baaf04f06726e3a6f59c2fe1ad02400aeb7725d6f5cb429a357a9d77cbd24f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    7/10
    • Loads dropped DLL

    • Target
      w64ms.py
    • Size 4.8MB
    • SHA256 7cb302b223b3e8abbe31ca48bc66e14c906fc2e39ea5b41b1fa4e7d7872f1feb
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10

MITRE ATT&CK Enterprise v16

Tasks