General

  • Target

    XClien2t.exe

  • Size

    39KB

  • Sample

    250123-r3qw6ssqbx

  • MD5

    cb66c0aecefa400bd702fdfce6768867

  • SHA1

    86eff3a8079fac5ba6bee0c7305dcfb02bf11dff

  • SHA256

    e984d24a32bfbd3da67c941e130e6cc73efb0dbd343f549b49626fd059a84c7e

  • SHA512

    f9436c34ebfe6ea6db97eaef00d0e5c8b5196fe7e01f6c4cb3ea811c98a80b6e735de8e74bb5a2b0404f69001f1aeae160386a9bb402f4ba3da65bb7d5458831

  • SSDEEP

    768:Inp2iB3sNvzK2Awjzef/YEW7KbiCqEoFN9UeGOphFjtYGK:RiB8V6f/WlCq9FN9UvOplBK

Malware Config

Extracted

Family

xworm

Version

5.0

C2

https://pastebin.com/raw/s98jTNJs:1

Mutex

skS6kMhEKAoBazrr

Attributes
  • Install_directory

    %Userprofile%

  • install_file

    msconfig.exe

  • pastebin_url

    https://pastebin.com/raw/s98jTNJs

aes.plain

Targets

    • Target

      XClien2t.exe

    • Size

      39KB

    • MD5

      cb66c0aecefa400bd702fdfce6768867

    • SHA1

      86eff3a8079fac5ba6bee0c7305dcfb02bf11dff

    • SHA256

      e984d24a32bfbd3da67c941e130e6cc73efb0dbd343f549b49626fd059a84c7e

    • SHA512

      f9436c34ebfe6ea6db97eaef00d0e5c8b5196fe7e01f6c4cb3ea811c98a80b6e735de8e74bb5a2b0404f69001f1aeae160386a9bb402f4ba3da65bb7d5458831

    • SSDEEP

      768:Inp2iB3sNvzK2Awjzef/YEW7KbiCqEoFN9UeGOphFjtYGK:RiB8V6f/WlCq9FN9UvOplBK

    • 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