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

    7KB

  • Sample

    230221-y8d8wsad21

  • MD5

    c3b58ced711567b33db3d17ecf6a4c32

  • SHA1

    7dd3e64d4576bf4def0a07f3494342acf1a29624

  • SHA256

    a0df29850e5b36e8d787df718b9c261008e38e656de981fbb6f974dc85e6dfb4

  • SHA512

    fc2327bfedd54b8d43a6a79b9c1526e12c35de0bda711b89505c8b41e0fb14c1cccec6b71cb3545394897c264f8f4ba5e68074a7e7e5ef9039c3241125c1669b

  • SSDEEP

    192:eA7/AIwPI9xHUn0zRblHk33+/VGzZC3BUOhOOZKdz:l/vmaxNRblHOqmOpi

Score
10/10
vjw0rmpersistencetrojanworm

Malware Config

Extracted

Family

vjw0rm

C2

http://jamnnd.duckdns.org:8024

Targets

    • Target

      malware.js

    • Size

      7KB

    • MD5

      c3b58ced711567b33db3d17ecf6a4c32

    • SHA1

      7dd3e64d4576bf4def0a07f3494342acf1a29624

    • SHA256

      a0df29850e5b36e8d787df718b9c261008e38e656de981fbb6f974dc85e6dfb4

    • SHA512

      fc2327bfedd54b8d43a6a79b9c1526e12c35de0bda711b89505c8b41e0fb14c1cccec6b71cb3545394897c264f8f4ba5e68074a7e7e5ef9039c3241125c1669b

    • SSDEEP

      192:eA7/AIwPI9xHUn0zRblHk33+/VGzZC3BUOhOOZKdz:l/vmaxNRblHOqmOpi

    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