Overview

overview

10

Static

static

cf5a481932...vir.js

windows7_x64

10

cf5a481932...vir.js

windows10-2004_x64

10

Sharing

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General

  • Target

    cf5a481932b2210c0a9c812dc80c9888.js.vir

  • Size

    9KB

  • Sample

    220119-n1x1xshea8

  • MD5

    cf5a481932b2210c0a9c812dc80c9888

  • SHA1

    87aa4069842d290f8fd839757e69102a4888a91b

  • SHA256

    b89a1d31f289da4606040ff39c969ec3fee3e65ae0dd512857da7826e56b3065

  • SHA512

    d0162ca114e2724687668d83c332bba3865d84ffae0cb5fd884f3e84fc55cd8b2e560489f8cc04350323286e53ce68ed0eae6f93cf5afccc471d8a556d24240b

Score
10/10
vjw0rmpersistencetrojanworm

Malware Config

Targets

    • Target

      cf5a481932b2210c0a9c812dc80c9888.js.vir

    • Size

      9KB

    • MD5

      cf5a481932b2210c0a9c812dc80c9888

    • SHA1

      87aa4069842d290f8fd839757e69102a4888a91b

    • SHA256

      b89a1d31f289da4606040ff39c969ec3fee3e65ae0dd512857da7826e56b3065

    • SHA512

      d0162ca114e2724687668d83c332bba3865d84ffae0cb5fd884f3e84fc55cd8b2e560489f8cc04350323286e53ce68ed0eae6f93cf5afccc471d8a556d24240b

    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

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks