Overview

overview

10

Static

static

1

temp.js

windows7-x64

10

temp.js

windows10-1703-x64

10

temp.js

windows10-2004-x64

10

Sharing

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General

  • Target

    temp.js

  • Size

    6KB

  • Sample

    230223-tj4p2agd77

  • MD5

    71838ec02373c35bc9217ab58cd6b6a1

  • SHA1

    68ed796c91ff5d04da869c6b6dd0e0bfda0a769c

  • SHA256

    1939367b5a1548e8af432cdbf026980006ddf37325482602303ddfaf27690b31

  • SHA512

    f36709240f111bf08ef43208899cd4b451fc951525543e125294ae17b77e3d15fd363669d0a2cab73f696f2a1de1e8f89ee105546ca4cbde402d445d2348ce5d

  • SSDEEP

    192:MZVhB3qeNJ82T2ZvfLaTRDLiUFOvewELaZL+URZn7iixK23WR8IKrzv:2VHa+JafGRDGUFOvewEyL+URl7i9TK7H

Score
10/10
vjw0rmpersistencetrojanworm

Malware Config

Extracted

Family

vjw0rm

C2

http://js9300.duckdns.org:9300

Targets

    • Target

      temp.js

    • Size

      6KB

    • MD5

      71838ec02373c35bc9217ab58cd6b6a1

    • SHA1

      68ed796c91ff5d04da869c6b6dd0e0bfda0a769c

    • SHA256

      1939367b5a1548e8af432cdbf026980006ddf37325482602303ddfaf27690b31

    • SHA512

      f36709240f111bf08ef43208899cd4b451fc951525543e125294ae17b77e3d15fd363669d0a2cab73f696f2a1de1e8f89ee105546ca4cbde402d445d2348ce5d

    • SSDEEP

      192:MZVhB3qeNJ82T2ZvfLaTRDLiUFOvewELaZL+URZn7iixK23WR8IKrzv:2VHa+JafGRDGUFOvewEyL+URl7i9TK7H

    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
    behavioral1behavioral2behavioral3

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