Overview

overview

10

Static

static

1

a7ff79a111...7ce.js

windows7-x64

10

a7ff79a111...7ce.js

windows10-2004-x64

10

Sharing

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General

  • Target

    8994205416.zip

  • Size

    170KB

  • Sample

    230202-wsetdaaa84

  • MD5

    66c610edd3c965275feddf625a4cee29

  • SHA1

    1f21d21c56d79f0616e21747d90d8ac23be28e34

  • SHA256

    734d09bb3476456c305f452854465f19d7efcc0c2d9ea7b94ee1fa15966f2198

  • SHA512

    b4b7eec85dd9c47d4f0e1beaaf7e8f1da30ccbcbbd99c0d10e52ca37b1a562e7a0006c7d5f46cac41bb98212f30adbcbfccaeb3ebfbd1e468856ddb7ac890740

  • SSDEEP

    3072:+svze3oCtwjhLab7jTTVkKApO++4niC05oHzymWpj19JjjjnLu4PGFbn:+qze3pwjgb7vCKr4izszymWpxGE6j

Score
10/10
vjw0rmwshratpersistencetrojanworm

Malware Config

Extracted

Family

wshrat

C2

http://auto.stevenpartners.com:23015

Targets

    • Target

      a7ff79a11115a66f2450844c4b115b799d388d7157ee9d2df27286c0e5acf7ce

    • Size

      285KB

    • MD5

      eeacf758acc21133811bce63aa477ee7

    • SHA1

      d2ed9bfbfb8dd47ac3120efc757f43adf3ce3dbf

    • SHA256

      a7ff79a11115a66f2450844c4b115b799d388d7157ee9d2df27286c0e5acf7ce

    • SHA512

      fb97ce1cb831f48f5612976f8401d3eabd580ffb16375f24f53139cc3991a55028fe2a7668024c572b3a08f6e4ef4eca55bca974e07223e5b28901e650ff78b1

    • SSDEEP

      6144:7DrOg9pEJX1WPNSrV8iLgENxGVc+2dfpMAZL6sXZ7lorHawkkt:7DrOrJXAPGZxGVsl6mlsNt

    Score
    10/10
    vjw0rmwshratpersistencetrojanworm

    • Vjw0rm

      Vjw0rm is a remote access trojan written in JavaScript.

      trojanwormvjw0rm

    • 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 Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks