General

  • Target

    a54cb8311fd3f4351fb57dc572fef380be6dc0edc36b74cff6101753a1c08b3f.exe

  • Size

    550KB

  • Sample

    250122-dylj1awngj

  • MD5

    f13cce7934eb3007591103fede08e301

  • SHA1

    ffbfac23978a9debdf8fab4e2d70799b81d1a067

  • SHA256

    a54cb8311fd3f4351fb57dc572fef380be6dc0edc36b74cff6101753a1c08b3f

  • SHA512

    a8b192a457965fc5329b698142e0f25dec61bcec4074715fdcc420622da9f6ed6ba55a672b9cb1bda905b5b5d549451b4db7534a91be449fa63d220a0ff0393c

  • SSDEEP

    6144:LtRRUEOmuauSSLuaF26J+oProeiM3acmBJhVFFpaA2ZIr1:BYElucSKaFRJmBlFFr2Z4

Malware Config

Extracted

Family

xworm

Version

5.0

C2

194.59.31.174:5151

Mutex

4qOnj8VqoV2MS71I

Attributes
  • install_file

    USB.exe

aes.plain

Targets

    • Target

      a54cb8311fd3f4351fb57dc572fef380be6dc0edc36b74cff6101753a1c08b3f.exe

    • Size

      550KB

    • MD5

      f13cce7934eb3007591103fede08e301

    • SHA1

      ffbfac23978a9debdf8fab4e2d70799b81d1a067

    • SHA256

      a54cb8311fd3f4351fb57dc572fef380be6dc0edc36b74cff6101753a1c08b3f

    • SHA512

      a8b192a457965fc5329b698142e0f25dec61bcec4074715fdcc420622da9f6ed6ba55a672b9cb1bda905b5b5d549451b4db7534a91be449fa63d220a0ff0393c

    • SSDEEP

      6144:LtRRUEOmuauSSLuaF26J+oProeiM3acmBJhVFFpaA2ZIr1:BYElucSKaFRJmBlFFr2Z4

    • Detect Xworm Payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • XenArmor Suite

      XenArmor is as suite of password recovery tools for various application.

    • Xenarmor family

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook accounts

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks