General

  • Target

    tmp

  • Size

    235KB

  • Sample

    231125-g3z5qshg3z

  • MD5

    715d9e1786839981fc5aa6ec4c9df1a6

  • SHA1

    e4f3d03f3e92faa404669b55c7c28aba157a44ac

  • SHA256

    9d4991393962992db54a17e7aad1152a8965c3d51ac309d35768953f7e20dac5

  • SHA512

    be181551a7c705e9b18c812defbc86790bd32f67da474e61dd07fc8cd36030b58e7cf908a1db2fe826ec0ec8ed3d08c0b42bda1a8731213424ba7e5ef477c534

  • SSDEEP

    3072:FjToRFRb8MPOin68SKfbzxcwg7es6/Vsb8VKTu549oJMfF/H9N3Ky9NzLnQ:2RFRbVX6UhcX7elbKTua9bfF/H9d9n

Malware Config

Extracted

Family

xworm

Version

5.0

C2

127.0.0.1:8888

93.123.85.68:8888

Attributes
  • Install_directory

    %ProgramData%

  • install_file

    WinRar.exe

  • telegram

    https://api.telegram.org/bot5831501082:AAELkQ6xM7p_N7x74e8Xrku-_ibYekoBMcY

Targets

    • Target

      tmp

    • Size

      235KB

    • MD5

      715d9e1786839981fc5aa6ec4c9df1a6

    • SHA1

      e4f3d03f3e92faa404669b55c7c28aba157a44ac

    • SHA256

      9d4991393962992db54a17e7aad1152a8965c3d51ac309d35768953f7e20dac5

    • SHA512

      be181551a7c705e9b18c812defbc86790bd32f67da474e61dd07fc8cd36030b58e7cf908a1db2fe826ec0ec8ed3d08c0b42bda1a8731213424ba7e5ef477c534

    • SSDEEP

      3072:FjToRFRb8MPOin68SKfbzxcwg7es6/Vsb8VKTu549oJMfF/H9N3Ky9NzLnQ:2RFRbVX6UhcX7elbKTua9bfF/H9d9n

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • 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.

MITRE ATT&CK Enterprise v15

Tasks