General

  • Target
    Swift.exe
  • Size 20.8MB
  • Sample250714-t7fccavly3
  • SHA256 336e760d7ebd3c297b5237bb4ac6a570543a888da7a88e3cc9050c188025b466
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • xworm

Version
  • 5.0

Mutex
  • DM2CfJoUkdb1YZYX

Attributes
  • Install_directory

    %Userprofile%

  • install_file

    RunShell.exe

Extracted

Family
  • vipkeylogger

Credentials

Targets

    • Target
      Swift.exe
    • Size 20.8MB
    • SHA256 336e760d7ebd3c297b5237bb4ac6a570543a888da7a88e3cc9050c188025b466
    • MD5 SHA1 SHA512 SSDEEP
    • Detect Xworm Payload

    • Detects Eternity stealer

    • Eternity

      Eternity Project is a malware kit offering an info stealer, clipper, worm, coin miner, ransomware, and DDoS bot.

    • Eternity family

    • NetSupport

      NetSupport is a remote access tool sold as a legitimate system administration software.

    • Netsupport family

    • VIPKeylogger

      VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

    • Vipkeylogger family

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Downloads MZ/PE file

    • .NET Reactor proctector

      Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Accesses Microsoft Outlook profiles

    • 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.

    • Checks whether UAC is enabled

    • Deobfuscate/Decode Files or Information

      Payload decoded via CertUtil.

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

    • Network Share Discovery

      Attempt to gather information on host network.

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks