Overview

overview

10

Static

static

Voucher_4093.js

windows7_x64

10

Voucher_4093.js

windows10-2004_x64

10

Sharing

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General

  • Target

    f24f9cffe9e9673cd1dd71a3b2b3f904a7a44bc4d4cc085362450f51e9623a5c

  • Size

    3KB

  • Sample

    220208-azs4pabce6

  • MD5

    4e26f170870b1674d344256f4f674648

  • SHA1

    7ddcaeae146d2c58203360880243fec8c9486cfc

  • SHA256

    f24f9cffe9e9673cd1dd71a3b2b3f904a7a44bc4d4cc085362450f51e9623a5c

  • SHA512

    c9c5dedcb802413217d3cb97afec7a2cd3ce154ddf6288f04c743b5cf0892035b555b4c3886a1a3ce061d3a737a254b08d9ca6a690e3b552e0db878c53bf35d8

Score
10/10
vjw0rmpersistencetrojanworm

Malware Config

Targets

    • Target

      Voucher_4093.js

    • Size

      9KB

    • MD5

      5232adca452765d2f6f4d552afdc6230

    • SHA1

      f6e0fe80b48f1a5022a864552be66acf42e91091

    • SHA256

      87ac3e5dc3d4a3bf8aba37d4c994d2574187cb21118182d7b25ac167ec421d33

    • SHA512

      bc8c478e5a86733d0101a6a87bf7b1acb870f31dc0df0ef5909a069aa3833b4d6fd124b146b4658686e2a0b932071ea55120147e2736c2a85729a7ac5ee18034

    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