Overview

overview

10

Static

static

extracted.js

windows7_x64

10

extracted.js

windows10_x64

10

Sharing

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General

  • Target

    extracted.js

  • Size

    18KB

  • Sample

    210901-efrk2f188x

  • MD5

    1d9327d69fd263ac645b6a4eef31cb24

  • SHA1

    3cff6c8d464e8c254048635dd68e31225ffcb6e4

  • SHA256

    b302998fc5e3ff4a61d22f5c35ea5e168e040d10bc8437cf8c190bfc27e63dd0

  • SHA512

    50cf6ff55a3f73803b4b1313c029e08e66e62ff6de1fd839fec21aecc09d30254616a3b8aab271828a7a69f4835d155ee4af53bb3c4daaa3b4a1cb2305409e2f

Score
10/10
vjw0rmwshratpersistencetrojanworm

Malware Config

Targets

    • Target

      extracted.js

    • Size

      18KB

    • MD5

      1d9327d69fd263ac645b6a4eef31cb24

    • SHA1

      3cff6c8d464e8c254048635dd68e31225ffcb6e4

    • SHA256

      b302998fc5e3ff4a61d22f5c35ea5e168e040d10bc8437cf8c190bfc27e63dd0

    • SHA512

      50cf6ff55a3f73803b4b1313c029e08e66e62ff6de1fd839fec21aecc09d30254616a3b8aab271828a7a69f4835d155ee4af53bb3c4daaa3b4a1cb2305409e2f

    Score
    10/10
    vjw0rmpersistencetrojanwormwshrat

    • 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

    • Executes dropped EXE

    • 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

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks