General

  • Target

    vicom-040623.js

  • Size

    3KB

  • Sample

    230406-xcedcaee25

  • MD5

    dee56e30a88b69d7f96c6018d4ca0fd1

  • SHA1

    bab144a082113b9b4f1b958a7c4a14dc1562eb47

  • SHA256

    5f75796aef27eae56a003ff8f88d6056915da8c83ac37e4556a685984d1cf23e

  • SHA512

    a010b4dd37ccb65b45d192936142f0f2114c7ad63dd415c212daad83f658ea77a17e5ddbc5dfea8cbf73f3efd40861f5b5de115ea4b15ce0f50f852d6104fed8

Malware Config

Extracted

Family

vjw0rm

C2

http://198.12.123.17:8902

Targets

    • Target

      vicom-040623.js

    • Size

      3KB

    • MD5

      dee56e30a88b69d7f96c6018d4ca0fd1

    • SHA1

      bab144a082113b9b4f1b958a7c4a14dc1562eb47

    • SHA256

      5f75796aef27eae56a003ff8f88d6056915da8c83ac37e4556a685984d1cf23e

    • SHA512

      a010b4dd37ccb65b45d192936142f0f2114c7ad63dd415c212daad83f658ea77a17e5ddbc5dfea8cbf73f3efd40861f5b5de115ea4b15ce0f50f852d6104fed8

    • Vjw0rm

      Vjw0rm is a remote access trojan written in JavaScript.

    • 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

MITRE ATT&CK Matrix ATT&CK v6

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

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Tasks