General

  • Target
    2026-10-14_9ab32831e64248c141e43f840429552d_amadey_cobalt-strike_elex_lynx_smoke-loader
  • Size 145KB
  • Sample261014-tjfcfaey2n
  • SHA256 3dc43f8ca7f666fcbf72a865186d632dc413c483e5968e54f410eddba37aac2a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • gcleaner

C2
  • 185.156.73.98

Targets

    • Target
      2026-10-14_9ab32831e64248c141e43f840429552d_amadey_cobalt-strike_elex_lynx_smoke-loader
    • Size 145KB
    • SHA256 3dc43f8ca7f666fcbf72a865186d632dc413c483e5968e54f410eddba37aac2a
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detect SalatStealer payload

    • Family: salatstealer

      SalatStealer is a stealer that takes sceenshot written in Golang.

    • Family: xmrig

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

    • Modifies WinLogon for persistence

    • XMRig Miner payload

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

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers

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

    • Detects executables containing SQL queries to confidential data stores. Observed in infostealers

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

    • Detects executables referencing many email and collaboration clients. Observed in information steale

    • Detects executables referencing many file transfer clients. Observed in information stealers

    • Detects executables using Telegram Chat Bot

    • UPX dump on OEP (original entry point)

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Creates a file in the Startup directory

      A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    • Creates new service(s)

    • Cryptocurrency Miner

      Makes network request to known mining pool URL.

    • Executes a file named after a Windows system binary

      The file runs from a user directory while carrying the name of an executable that normally only exists in System32.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads user/profile data of web browsers

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

    • Stops running service(s)

    • Accesses Microsoft Outlook profiles

    • Checks installed software on the system

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

    • 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