General

  • Target

    loader_prod.exe

  • Size

    89KB

  • Sample

    250122-m4t8rstnfj

  • MD5

    328d05edc1ca2d1d3cc892beca505143

  • SHA1

    be02dc90c9f8993c7286ecdf15759e420b214ecf

  • SHA256

    7f4036762f4c4b3e8172c8df055973b78bd2f697d9a9d29c194830b6b02394c7

  • SHA512

    ae5617621611b8acd7954dffd493e065dbc6fc2830c6e5ac71b85ba3c89b43eb201a1ecf7f5f1fc6d30ed4cd4562be760c5476a51b6aef399f26e6198a55705d

  • SSDEEP

    1536:Br8Ahimg9SRqFun0+Eu9AFVU9sLwKGcCHoS1oVZJeEAhtjlpDefQ01:BgNIqFun0+Ea2LUca8eEA/jldoQ0

Malware Config

Extracted

Family

xworm

C2

trip-thesaurus.gl.at.ply.gg:16715

Attributes
  • Install_directory

    %AppData%

  • install_file

    Update.exe

Targets

    • Target

      loader_prod.exe

    • Size

      89KB

    • MD5

      328d05edc1ca2d1d3cc892beca505143

    • SHA1

      be02dc90c9f8993c7286ecdf15759e420b214ecf

    • SHA256

      7f4036762f4c4b3e8172c8df055973b78bd2f697d9a9d29c194830b6b02394c7

    • SHA512

      ae5617621611b8acd7954dffd493e065dbc6fc2830c6e5ac71b85ba3c89b43eb201a1ecf7f5f1fc6d30ed4cd4562be760c5476a51b6aef399f26e6198a55705d

    • SSDEEP

      1536:Br8Ahimg9SRqFun0+Eu9AFVU9sLwKGcCHoS1oVZJeEAhtjlpDefQ01:BgNIqFun0+Ea2LUca8eEA/jldoQ0

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • Command and Scripting Interpreter: PowerShell

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

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Adds Run key to start application

    • Looks up external IP address via web service

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

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

MITRE ATT&CK Enterprise v15

Tasks