Overview

overview

10

Static

static

1

f1b82a6213...118.js

windows7-x64

10

f1b82a6213...118.js

windows10-2004-x64

10

Sharing

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General

  • Target
    f1b82a62136c2eec21b2d3f94a8beea7_JaffaCakes118
  • Size 553KB
  • Sample240922-k8lfbascjd
  • SHA256 abce6b27c63269c3b77de0434f8a864aaa69938d57f6fb14476a7ac4bf689731
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
wshratexecutionpersistencetrojan

Malware Config

Extracted

Family

  • wshrat

C2

  • http://trabajovalle2019.duckdns.org:2034

Targets

    • Target
      f1b82a62136c2eec21b2d3f94a8beea7_JaffaCakes118
    • Size 553KB
    • SHA256 abce6b27c63269c3b77de0434f8a864aaa69938d57f6fb14476a7ac4bf689731
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    wshratexecutionpersistencetrojan

    • WSHRAT

      WSHRAT is a variant of Houdini worm and has vbs and js variants.

      trojanwshrat

    • Blocklisted process makes network request

    • Checks computer location settings

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

    • Drops startup file

    • Adds Run key to start application

      persistence

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks