General

  • Target
    2026-07-23_a1d50e22f75ae2782ba59647b91be409_conti
  • Size 718KB
  • Sample260723-nt3b3a1xht
  • SHA256 f310f93df5ca758115bd8bd7ae321f2789e6ac4aba5b786df33154022d26652f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      2026-07-23_a1d50e22f75ae2782ba59647b91be409_conti
    • Size 718KB
    • SHA256 f310f93df5ca758115bd8bd7ae321f2789e6ac4aba5b786df33154022d26652f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: xmrig

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

    • Modifies WinLogon for persistence

    • Detect binaries embedding considerable number of MFA browser extension IDs.

    • Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.

    • Detects executables (downlaoders) containing URLs to raw contents of a paste

    • Detects executables Discord URL observed in first stage droppers

    • Detects executables referencing many IR and analysis tools

    • Detects executables referencing many confidential data stores found in browsers, mail clients, crypt

    • Detects executables using Telegram Chat Bot

    • UPX dump on OEP (original entry point)

    • XMRig Miner payload

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Creates new service(s)

    • Cryptocurrency Miner

      Makes network request to known mining pool URL.

    • Executes dropped EXE

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

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

    • Stops running service(s)

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses Microsoft Outlook profiles

    • Contacts third-party web service commonly abused for C2

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

    • Looks up external IP address via web service

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

    • Power Settings

      powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    • UPX packed file

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

MITRE ATT&CK Enterprise v16

Tasks