General

  • Target

    msedge.exe

  • Size

    213KB

  • Sample

    250122-m832gatkbx

  • MD5

    03e10c70b1f8927870b855501609be5e

  • SHA1

    e8232b79566b79a31f5c2d1e0228c4ce15fed06f

  • SHA256

    8da78017f088bf2a715737d6b66ae49e01f1d5e9f470113e69b1d467d673f5a2

  • SHA512

    e091d3e904e52739b3897f09dc6ee68b555ad2400dc2d70e5afaee1b9cc46b68c545cc841f025e0aeca7b9dea3ccd5e7a5ab8dd3597e4dbdc5c51ab9ea6b484a

  • SSDEEP

    3072:/6u7K5JYwXb04bmvrRjnHOmA6DRUGKXs+S++7KFSbxeY+qDDrMK:Cuu5JVb2v5CGqStKEbxI

Malware Config

Extracted

Family

xworm

C2

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

Attributes
  • Install_directory

    %AppData%

  • install_file

    Update.exe

Targets

    • Target

      msedge.exe

    • Size

      213KB

    • MD5

      03e10c70b1f8927870b855501609be5e

    • SHA1

      e8232b79566b79a31f5c2d1e0228c4ce15fed06f

    • SHA256

      8da78017f088bf2a715737d6b66ae49e01f1d5e9f470113e69b1d467d673f5a2

    • SHA512

      e091d3e904e52739b3897f09dc6ee68b555ad2400dc2d70e5afaee1b9cc46b68c545cc841f025e0aeca7b9dea3ccd5e7a5ab8dd3597e4dbdc5c51ab9ea6b484a

    • SSDEEP

      3072:/6u7K5JYwXb04bmvrRjnHOmA6DRUGKXs+S++7KFSbxeY+qDDrMK:Cuu5JVb2v5CGqStKEbxI

    • 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

    • Looks up external IP address via web service

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

MITRE ATT&CK Enterprise v15

Tasks