General

  • Target

    XClient.exe

  • Size

    65KB

  • Sample

    250125-vhaagasjgs

  • MD5

    f4e5f696d570d7941c3501411c0d1d6c

  • SHA1

    4a22f1fc9571cf7da21df2eeb3db4d9af5ba5bee

  • SHA256

    bf200fd4fc3cb983bd36958cbb6d0cdd23a25b5e8e897c2d8f7ac9758e728ed2

  • SHA512

    9f21975b2eb8bc01d3fd7c18db02cf67cb1092013deac99842fb7868a213f23fcbc1cd37527b357be1447c332ed2b29dfc3e19925a5f654a6a1771a1ee9290e4

  • SSDEEP

    1536:/o4f+hIhZduTpNj/PjkbFFUprp5QaN6GOIrma1:DxhqvkbFufpOIyk

Malware Config

Extracted

Family

xworm

C2

sponef159-35748.portmap.host:7809

Attributes
  • Install_directory

    %AppData%

  • install_file

    svchost.exe

  • telegram

    https://api.telegram.org/bot7508868671:AAG6XIOhz39IrQIUnjub1TKVOVZHfdjpsvM/sendMessage?chat_id=6094400048

Targets

    • Target

      XClient.exe

    • Size

      65KB

    • MD5

      f4e5f696d570d7941c3501411c0d1d6c

    • SHA1

      4a22f1fc9571cf7da21df2eeb3db4d9af5ba5bee

    • SHA256

      bf200fd4fc3cb983bd36958cbb6d0cdd23a25b5e8e897c2d8f7ac9758e728ed2

    • SHA512

      9f21975b2eb8bc01d3fd7c18db02cf67cb1092013deac99842fb7868a213f23fcbc1cd37527b357be1447c332ed2b29dfc3e19925a5f654a6a1771a1ee9290e4

    • SSDEEP

      1536:/o4f+hIhZduTpNj/PjkbFFUprp5QaN6GOIrma1:DxhqvkbFufpOIyk

    • 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

MITRE ATT&CK Enterprise v15

Tasks