General

  • Target
    bdfb85ebc70ae004f76954d56e0a92fcf8ceb3c881fc3278760c42333781860d
  • Size 1.2MB
  • Sample260929-ns2zxazvbx
  • SHA256 bdfb85ebc70ae004f76954d56e0a92fcf8ceb3c881fc3278760c42333781860d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

Version
  • 5.0

C2
  • 102.220.161.92:2021

Mutex
  • db5zg3vWSYKLE2mX

Attributes
  • install_file

    USB.exe

aes.plain

Targets

    • Target
      BOQ PPR, UPVC, HDPE & PEX Pipes.MSI
    • Size 320KB
    • SHA256 85e3b894efb0b7c7d3cb144ba958e0dcd5266e9d0092a5b655f2383dab51048e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detect Xworm Payload

    • Detects DonutLoader

    • Family: DonutLoader

      DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

    • Executes dropped EXE

    • 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 profiles

    • Enumerates connected drives

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

    • Target
      SPECIFICATIONS, PPR, UPVC, HDPE & PEX Pipes.JS
    • Size 2.6MB
    • SHA256 643e87dc048f80594c47b52b8bcabc348f7fcaef4253aa477658f08942f71c24
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detect Xworm Payload

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • 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 profiles

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v16

Tasks