Overview

overview

10

Static

static

DRAFT19984...86.exe

windows7-x64

10

DRAFT19984...86.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    DRAFT199849-BILADING-8458886.exe
  • Size 1.5MB
  • Sample221217-ktwbzagd87
  • SHA256 fa2e0066a72e409c12bb2f71eb282d8feb9cf7a956ed51a22a69c4a43c7a9dba
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
wshratpersistencetrojan

Malware Config

Extracted

Family

  • wshrat

C2

  • http://newmoney2033.duckdns.org:5000

Targets

    • Target
      DRAFT199849-BILADING-8458886.exe
    • Size 1.5MB
    • SHA256 fa2e0066a72e409c12bb2f71eb282d8feb9cf7a956ed51a22a69c4a43c7a9dba
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    wshratpersistencetrojan

    • WSHRAT

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

      trojanwshrat

    • WSHRAT payload

    • Blocklisted process makes network request

    • Executes dropped EXE

    • Checks computer location settings

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

    • Drops startup file

    • Loads dropped DLL

    • 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.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks