General

  • Target

    Nursultan Alpha prem.exe

  • Size

    10.7MB

  • Sample

    240723-1ywrasvald

  • MD5

    86bf2654d48f197ae1772f4b837d3ea3

  • SHA1

    51bb9820e62d0398670d9933c7795a95d7736cab

  • SHA256

    d947aeac0402291817df036a703073ade3353d6f788b2071f4bb7c3b4a0d7550

  • SHA512

    a038da4e13debf88b6ee1364b770cc879a3ddeda8f72bd5281ba87c8403cdc33fdd4479769a7cc6e621104ab8b7ca11960b8b93fd40bfc1b88ba22af1ea632c6

  • SSDEEP

    196608:uJp3FJs3Fyb+HWyZtE7odPfKDelwFK9E4IDQbeO9DkoB8gpv:wpE4b+hZtvdPyKOFGjIDQbeaDd8Kv

Malware Config

Extracted

Family

xworm

C2

127.0.0.1:62559

19.ip.gl.ply.gg:62559

Attributes
  • Install_directory

    %AppData%

  • install_file

    svchost.exe

Targets

    • Target

      Nursultan Alpha prem.exe

    • Size

      10.7MB

    • MD5

      86bf2654d48f197ae1772f4b837d3ea3

    • SHA1

      51bb9820e62d0398670d9933c7795a95d7736cab

    • SHA256

      d947aeac0402291817df036a703073ade3353d6f788b2071f4bb7c3b4a0d7550

    • SHA512

      a038da4e13debf88b6ee1364b770cc879a3ddeda8f72bd5281ba87c8403cdc33fdd4479769a7cc6e621104ab8b7ca11960b8b93fd40bfc1b88ba22af1ea632c6

    • SSDEEP

      196608:uJp3FJs3Fyb+HWyZtE7odPfKDelwFK9E4IDQbeO9DkoB8gpv:wpE4b+hZtvdPyKOFGjIDQbeaDd8Kv

    • Detect Xworm Payload

    • Exela Stealer

      Exela Stealer is an open source stealer originally written in .NET and later transitioned to Python that was first observed in August 2023.

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Grants admin privileges

      Uses net.exe to modify the user's privileges.

    • Command and Scripting Interpreter: PowerShell

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

    • Modifies Windows Firewall

    • Checks computer location settings

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

    • Clipboard Data

      Adversaries may collect data stored in the clipboard from users copying information within or between applications.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • UPX packed file

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

    • Adds Run key to start application

    • 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 Service Discovery

      Attempt to gather information on host's network.

    • Enumerates processes with tasklist

    • Hide Artifacts: Hidden Files and Directories

MITRE ATT&CK Enterprise v15

Tasks