General

  • Target
    xa4f3bed939becb91cb104dc61bcf9e58314de9858b9d.exe
  • Size 37.3MB
  • Sample260405-e7xjash15p
  • SHA256 a4f3bed939becb91cb104dc61bcf9e58314de9858b9d07125a3d3312ee40f0cb
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • redline

Botnet
  • fff

C2
  • 196.251.107.104:1912

Extracted

Family
  • stealc

Botnet
  • buildzz

C2
  • http://196.251.107.130

Attributes
  • url_path

    /d3c530aa5a241a37405b.php

rc4.traffic_key
rc4.C2

Extracted

Family
  • amadey

Version
  • 5.80

Botnet
  • 282234

C2
  • http://62.60.226.159

  • http://196.251.107.130

Attributes
  • install_file

    Ujkjwrro.exe

  • strings_key

    2b027217c3165b773ce9c5d19866b021

  • url_paths

    /Psd8eZaW/index.php

    /h84jjfAr/index.php

rc4.plain

Extracted

Family
  • xworm

C2
  • 196.251.107.104:1177

  • 62.60.226.159:1177

Mutex
  • bCbOk1g5nlRXvhJS

Attributes
  • install_file

    USB.exe

aes.plain

Targets

    • Target
      xa4f3bed939becb91cb104dc61bcf9e58314de9858b9d.exe
    • Size 37.3MB
    • SHA256 a4f3bed939becb91cb104dc61bcf9e58314de9858b9d07125a3d3312ee40f0cb
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Amadey family

    • Detect Xworm Payload

    • Detects Stealc stealer Version 2

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Redline family

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Drops startup file

    • 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.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

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

    • UPX packed file

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

MITRE ATT&CK Enterprise v16

Tasks