General

  • Target
    6670f4a0fa7f21c7a583db0901e2cd6ee9e74e1f0342958dbc5a66f5bef559fb
  • Size 777KB
  • Sample260708-eya9psbv4j
  • SHA256 6670f4a0fa7f21c7a583db0901e2cd6ee9e74e1f0342958dbc5a66f5bef559fb
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

Version
  • 5.0

C2
  • 45.88.91.35:7004

Mutex
  • rODQcbiQJcgAxoTh

Attributes
  • install_file

    USB.exe

aes.plain

Targets

    • Target
      APX NEW PR XX03974 RFQ.JS
    • Size 2.3MB
    • SHA256 b93c000843d3540069fbcccf74a536084cdda84a6aa4fbbe54e6e499ec34b230
    • 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