General

  • Target
    https://github.com/prssstr60-stack/mega/releases/download/mega/MegaBasterd.Setup.Files.zip
  • Sample261111-dfmpcadh47

Malware Config

Extracted

Family
  • stealc

Botnet
  • dexa

C2
  • http://151.243.28.4

rc4.traffic_key
rc4.plain

Targets

    • Target
      https://github.com/prssstr60-stack/mega/releases/download/mega/MegaBasterd.Setup.Files.zip
    • Detects Stealc stealer Version 3

    • Family: Stealc

      Stealc is an infostealer written in C++.

    • Family: xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • XMRig Miner payload

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks