General

  • Target
    F5C67FE00B4CBEE07D5E394C87F0C6224BBD841A92151.exe
  • Size 1.1MB
  • Sample230113-x8cvdscc33
  • SHA256 f5c67fe00b4cbee07d5e394c87f0c6224bbd841a92151d04841f584d56e58b0c
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • privateloader

C2
  • http://163.123.143.4/proxies.txt

  • http://107.182.129.251/server.txt

  • pastebin.com/raw/A7dSG1te

  • http://wfsdragon.ru/api/setStats.php

  • 163.123.143.12

  • http://91.241.19.125/pub.php?pub=one

  • http://sarfoods.com/index.php

Attributes
  • payload_url

    https://vipsofts.xyz/files/mega.bmp

Extracted

Family
  • gcleaner

C2
  • 45.139.105.171

  • 85.31.46.167

  • 107.182.129.235

  • 171.22.30.106

Targets

    • Target
      F5C67FE00B4CBEE07D5E394C87F0C6224BBD841A92151.exe
    • Size 1.1MB
    • SHA256 f5c67fe00b4cbee07d5e394c87f0c6224bbd841a92151d04841f584d56e58b0c
    • MD5 SHA1 SHA512 SSDEEP
    • Detects Smokeloader packer

    • GCleaner

      GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

    • Modifies Windows Defender Real-time Protection settings

    • PrivateLoader

      PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks