Overview

overview

10

Static

static

Voicemail-...MP3.js

windows7_x64

10

Voicemail-...MP3.js

windows10-2004_x64

10

Sharing

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General

  • Target

    Audio_0802172022_WAV.iso

  • Size

    72KB

  • Sample

    220711-krldzshhf3

  • MD5

    7a108fef2c68d109e737417529caecae

  • SHA1

    9b0f3bd5c8d39af4aa2c0874d2ab847e0c79a24e

  • SHA256

    6a9ee5e98addffa7e54b116cedc1b6794729ff069b2b9544082951550b10a2e4

  • SHA512

    034356bff47efe5c10485def905bf897da0dab6a4c34477e5a69056af792bd48c030affd61f7c03d8050873946a9935172d13eca476d558e7461fb63a928a9d2

Score
10/10
vjw0rmpersistencetrojanworm

Malware Config

Extracted

Family

vjw0rm

C2

http://hwprocessing.duckdns.org:9933

Targets

    • Target

      Voicemail-Audio092_MP3.JS

    • Size

      11KB

    • MD5

      b50f717518a0939ac7e44a7dd6afc4e8

    • SHA1

      ce751d94536e4407b83adf761e782a071bfdef83

    • SHA256

      4af88399a03ea0efe67abdd65989faacb978f8aac7e42a56e22e0d0d546be937

    • SHA512

      059bf5caeb19a111edb50ee421ad1d573d366badb1970c4cca8f665309c98ee74398cd5d7810b1d01fd4b0c837510d8c405c1cf4fc1a8706915380837a1f3319

    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