General

  • Target

    48b240ba8fee82254c60726c3635e121e5c84817d74e8c65e88f90f97c71ec60

  • Size

    90KB

  • Sample

    250301-2qd2ysvrs5

  • MD5

    8315e117fc6a50d1c842af2c6503766d

  • SHA1

    b2bfed39edf59185127b83d6b0c27fcb083240c6

  • SHA256

    48b240ba8fee82254c60726c3635e121e5c84817d74e8c65e88f90f97c71ec60

  • SHA512

    9b1fa8ac3008158c38f4bf5602ee379fc1db8a2ce48b2157433713050d620fac49fcc5e34f12917942f7b509bf368fefc39d88d3974fdb44c7b180a7751f1c06

  • SSDEEP

    1536:z0P9tIviJ6fofHXNz8EwD+pD2sWeLqmXygpE+9bPFdDgmTRQz6upWgOS8Hxs8v1:zWYAfdEapDRqmZ79bPF5hNQxp5ODRse

Malware Config

Extracted

Family

xworm

Attributes
  • Install_directory

    %AppData%

  • install_file

    svchost.exe

  • pastebin_url

    https://pastebin.com/raw/qNxmZ4py

  • telegram

    https://api.telegram.org/bot7203706160:AAF4tCJ1Wth4zgjmFfvhvR05D14D1M_Y3Sw/sendMessage?chat_id=5605545798

Targets

    • Target

      48b240ba8fee82254c60726c3635e121e5c84817d74e8c65e88f90f97c71ec60

    • Size

      90KB

    • MD5

      8315e117fc6a50d1c842af2c6503766d

    • SHA1

      b2bfed39edf59185127b83d6b0c27fcb083240c6

    • SHA256

      48b240ba8fee82254c60726c3635e121e5c84817d74e8c65e88f90f97c71ec60

    • SHA512

      9b1fa8ac3008158c38f4bf5602ee379fc1db8a2ce48b2157433713050d620fac49fcc5e34f12917942f7b509bf368fefc39d88d3974fdb44c7b180a7751f1c06

    • SSDEEP

      1536:z0P9tIviJ6fofHXNz8EwD+pD2sWeLqmXygpE+9bPFdDgmTRQz6upWgOS8Hxs8v1:zWYAfdEapDRqmZ79bPF5hNQxp5ODRse

    • 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

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Enterprise v15

Tasks