Overview

overview

10

Static

static

1

malware.js

windows7-x64

10

malware.js

windows10-2004-x64

10

Sharing

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General

  • Target

    malware.js

  • Size

    8KB

  • Sample

    230221-zeqv9sge63

  • MD5

    6133488aa55c35b2b8f8f5e987f2ce27

  • SHA1

    a288f7774abdd0c1f337fe25259d6432b08e8a57

  • SHA256

    b3c5a0a3ac206fafac0c872021eb6b540942f301c72b2e09ad48d2e1c6ee679e

  • SHA512

    cb299228537ab9e51dd1eb6ac2f488f9b659dd421337d9033486efe7acbc62918e4765abe20e6d5ea8f9c6453cf3d9a2f934d45755db84aea47a9bf2acd3e1ea

  • SSDEEP

    192:MA7/AIwPI9xHUn0zRblHk33+/VGzZC3BUOhOOZKdR:b/vmaxNRblHOqmOpW

Score
10/10
vjw0rmpersistencetrojanworm

Malware Config

Extracted

Family

vjw0rm

C2

http://jamnnd.duckdns.org:8024

Targets

    • Target

      malware.js

    • Size

      8KB

    • MD5

      6133488aa55c35b2b8f8f5e987f2ce27

    • SHA1

      a288f7774abdd0c1f337fe25259d6432b08e8a57

    • SHA256

      b3c5a0a3ac206fafac0c872021eb6b540942f301c72b2e09ad48d2e1c6ee679e

    • SHA512

      cb299228537ab9e51dd1eb6ac2f488f9b659dd421337d9033486efe7acbc62918e4765abe20e6d5ea8f9c6453cf3d9a2f934d45755db84aea47a9bf2acd3e1ea

    • SSDEEP

      192:MA7/AIwPI9xHUn0zRblHk33+/VGzZC3BUOhOOZKdR:b/vmaxNRblHOqmOpW

    Score
    10/10
    vjw0rmpersistencetrojanworm

    • Vjw0rm

      Vjw0rm is a remote access trojan written in JavaScript.

      trojanwormvjw0rm

    • 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
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks