General

  • Target
    Quotation.JS.js
  • Size 2.4MB
  • Sample260820-jtgm5svxes
  • SHA256 f6faf9fc35489cec62820f6f3cc353e0af986d67314bdbd5a5abf4fa4c067a3a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

Version
  • 5.0

C2
  • range2021.kozow.com:2021

  • range2021.myftp.biz:2021

  • 194.59.31.98:2021

Mutex
  • 1n4fbryAwlfizOgU

Attributes
  • install_file

    USB.exe

aes.plain

Targets

    • Target
      Quotation.JS.js
    • Size 2.4MB
    • SHA256 f6faf9fc35489cec62820f6f3cc353e0af986d67314bdbd5a5abf4fa4c067a3a
    • 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#.

    • 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

MITRE ATT&CK Enterprise v16

Tasks