General

  • Target

    XClivcbcbvcbcvbent.exe

  • Size

    39KB

  • Sample

    250123-yvm9ms1pgx

  • MD5

    a40bbe0710c302b751bac0ef05715269

  • SHA1

    03819c237e82daaaa0171f5e482bf66a4ce3a94b

  • SHA256

    f7b6bae6e4ddaf78db5f4908358030a58ecd2bb24687fe6d1332c6f491eb5600

  • SHA512

    b6e7dec8b7dac422c9b8ec1af50d9b38336c1e55ba156bfe171ec7db2c313c5aad54ee772611bf830580285ab87fa80622814e1f030ad0afd85b7bc1507c917f

  • SSDEEP

    768:5np2iB3sNvzK2AwjzeJYEW7KbiCqEoFN9Uv0OphcjtYGkn:eiB8V6tWlCq9FN9UsOpwBkn

Malware Config

Extracted

Family

xworm

Version

5.0

C2

https://pastebin.com/raw/p7p5uPXQ:1

Mutex

7CU7hxGor5QneXs0

Attributes
  • Install_directory

    %Userprofile%

  • install_file

    msconfig.exe

  • pastebin_url

    https://pastebin.com/raw/p7p5uPXQ

aes.plain

Targets

    • Target

      XClivcbcbvcbcvbent.exe

    • Size

      39KB

    • MD5

      a40bbe0710c302b751bac0ef05715269

    • SHA1

      03819c237e82daaaa0171f5e482bf66a4ce3a94b

    • SHA256

      f7b6bae6e4ddaf78db5f4908358030a58ecd2bb24687fe6d1332c6f491eb5600

    • SHA512

      b6e7dec8b7dac422c9b8ec1af50d9b38336c1e55ba156bfe171ec7db2c313c5aad54ee772611bf830580285ab87fa80622814e1f030ad0afd85b7bc1507c917f

    • SSDEEP

      768:5np2iB3sNvzK2AwjzeJYEW7KbiCqEoFN9Uv0OphcjtYGkn:eiB8V6tWlCq9FN9UsOpwBkn

    • Detect Xworm Payload

    • 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.

    • Drops startup file

    • Executes dropped EXE

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Enterprise v15

Tasks