General

  • Target

    XClient.exe

  • Size

    30KB

  • Sample

    250119-qkq9jsypcs

  • MD5

    cc5d15bc880b21e4912741f3146847fe

  • SHA1

    864f8e552e145f4119cf87d2cd313c28e5922190

  • SHA256

    477c5ee702c71036f0bd3d9610c98c3b95231e586d98b9595a13bca8a9719ada

  • SHA512

    c989affb9a05f369d6c7dd37ca135cb99c0792a1265e6e4f73f5af8c4f75e0177529e783652cb6b9d93f67b857ea59fb7c7abbed0db84481d549204c8e948740

  • SSDEEP

    384:K7wTA+5OfPgEBQqWvfcQLZe3s80hYACSqR/inw2uRugtFuBLTIOZw/WVnvn9IkV3:UrgECfLH8MYAoR/iw2uBFE9RiOqh0bl

Malware Config

Extracted

Family

xworm

Version

3.1

C2

airport-forums.gl.at.ply.gg:20417

Mutex

ZPSZiwa5h9FUM0MJ

Attributes
  • install_file

    USB.exe

aes.plain

Targets

    • Target

      XClient.exe

    • Size

      30KB

    • MD5

      cc5d15bc880b21e4912741f3146847fe

    • SHA1

      864f8e552e145f4119cf87d2cd313c28e5922190

    • SHA256

      477c5ee702c71036f0bd3d9610c98c3b95231e586d98b9595a13bca8a9719ada

    • SHA512

      c989affb9a05f369d6c7dd37ca135cb99c0792a1265e6e4f73f5af8c4f75e0177529e783652cb6b9d93f67b857ea59fb7c7abbed0db84481d549204c8e948740

    • SSDEEP

      384:K7wTA+5OfPgEBQqWvfcQLZe3s80hYACSqR/inw2uRugtFuBLTIOZw/WVnvn9IkV3:UrgECfLH8MYAoR/iw2uBFE9RiOqh0bl

    • Detect Xworm Payload

    • Modifies WinLogon for persistence

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks