Overview

overview

10

Static

static

eVoucher.js

windows7_x64

10

eVoucher.js

windows10-2004_x64

10

Sharing

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General

  • Target

    eVoucher.js

  • Size

    20KB

  • Sample

    220224-jvej6scch3

  • MD5

    b2be3dbbf5e20713b203a95b9dca8ee6

  • SHA1

    fa11acd273295bbfaf6db67acb1cc7fd0934d825

  • SHA256

    f2a1e7f1d81a1500da4245641082c12649e4bb8136d7883c2f211ba327ffcac2

  • SHA512

    b03a23d4020904b4b72005c9513e2f77a4f4925754532e3b417d26e85deb68460f8671b49180527a9f719afecd6ebaabfb17ccaa6552ee75bc5d545b5d0788dc

Score
10/10
vjw0rmpersistencetrojanworm

Malware Config

Extracted

Family

vjw0rm

C2

http://warrr.duckdns.org:9997

Targets

    • Target

      eVoucher.js

    • Size

      20KB

    • MD5

      b2be3dbbf5e20713b203a95b9dca8ee6

    • SHA1

      fa11acd273295bbfaf6db67acb1cc7fd0934d825

    • SHA256

      f2a1e7f1d81a1500da4245641082c12649e4bb8136d7883c2f211ba327ffcac2

    • SHA512

      b03a23d4020904b4b72005c9513e2f77a4f4925754532e3b417d26e85deb68460f8671b49180527a9f719afecd6ebaabfb17ccaa6552ee75bc5d545b5d0788dc

    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