General

  • Target
    9af40d7dbe70e708bc2fc5cdf500f7f5389210ed8813f006ac342d6983dcd2ac.hta
  • Size 206KB
  • Sample241107-db5z5athrm
  • SHA256 9af40d7dbe70e708bc2fc5cdf500f7f5389210ed8813f006ac342d6983dcd2ac
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • ps1.dropper

    https://drive.google.com/uc?export=download&id=1UyHqwrnXClKBJ3j63Ll1t2StVgGxbSt0

  • exe.dropper

    https://drive.google.com/uc?export=download&id=1UyHqwrnXClKBJ3j63Ll1t2StVgGxbSt0

Targets

    • Target
      9af40d7dbe70e708bc2fc5cdf500f7f5389210ed8813f006ac342d6983dcd2ac.hta
    • Size 206KB
    • SHA256 9af40d7dbe70e708bc2fc5cdf500f7f5389210ed8813f006ac342d6983dcd2ac
    • MD5 SHA1 SHA512 SSDEEP
    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Smokeloader family

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Evasion via Device Credential Deployment

    • Checks computer location settings

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

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks