General

  • Target
    b438b87b2062b7be58f2ecb7e3654dc66fa8c991184af681ee6f2813083aadbc
  • Size 391KB
  • Sample260825-ja494afk51
  • SHA256 b438b87b2062b7be58f2ecb7e3654dc66fa8c991184af681ee6f2813083aadbc
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

Version
  • XWorm V5.6

Attributes
  • Install_directory

    %LocalAppData%

  • install_file

    USB.exe

  • pastebin_url

    https://pastebin.com/raw/Fxzr3jeT

Targets

    • Target
      b438b87b2062b7be58f2ecb7e3654dc66fa8c991184af681ee6f2813083aadbc
    • Size 391KB
    • SHA256 b438b87b2062b7be58f2ecb7e3654dc66fa8c991184af681ee6f2813083aadbc
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detect Xworm Payload

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

    • Creates a file in the Startup directory

      A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    • Executes dropped EXE

    • Modifies system executable filetype association

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

MITRE ATT&CK Enterprise v16

Tasks