General

  • Target

    desktop.ini

  • Size

    282B

  • Sample

    240627-n4v1qszera

  • MD5

    3a37312509712d4e12d27240137ff377

  • SHA1

    30ced927e23b584725cf16351394175a6d2a9577

  • SHA256

    b029393ea7b7cf644fb1c9f984f57c1980077562ee2e15d0ffd049c4c48098d3

  • SHA512

    dbb9abe70f8a781d141a71651a62a3a743c71a75a8305e9d23af92f7307fb639dc4a85499115885e2a781b040cbb7613f582544c2d6de521e588531e9c294b05

Malware Config

Extracted

Family

xworm

Version

5.0

C2

127.0.0.1:7000

191.101.209.39:7000

Mutex

zWYszEpE3sPfFQxz

Attributes
  • Install_directory

    %AppData%

  • install_file

    XClient.exe

aes.plain

Targets

    • Target

      desktop.ini

    • Size

      282B

    • MD5

      3a37312509712d4e12d27240137ff377

    • SHA1

      30ced927e23b584725cf16351394175a6d2a9577

    • SHA256

      b029393ea7b7cf644fb1c9f984f57c1980077562ee2e15d0ffd049c4c48098d3

    • SHA512

      dbb9abe70f8a781d141a71651a62a3a743c71a75a8305e9d23af92f7307fb639dc4a85499115885e2a781b040cbb7613f582544c2d6de521e588531e9c294b05

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Downloads MZ/PE file

    • 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