General

  • Target

    8dad7d0f_MXEMlUT81M

  • Size

    1KB

  • Sample

    210830-smmm93dlyj

  • MD5

    8dad7d0f87b4c407cd89c5b721e511d7

  • SHA1

    b604320e03e72ee623fe3b1b76f2a38c709e417b

  • SHA256

    12f923139b9a61319015b4250cc63939a2fab06a6db05560df66837bf2098e53

  • SHA512

    ac1243d28d324ddd175bdabd699a7aa38db378d0b36e3f6809fc6c3a4d97ade153b54e435bc332fd6ec6934e125c33c431192266bc72387c3ec8c6a224641e44

Malware Config

Targets

    • Target

      Invoice #3381.js

    • Size

      3KB

    • MD5

      abb769d734f8212d96ea432da12cbc15

    • SHA1

      186d2abc93687bfa9036319641b7fa6f3245b798

    • SHA256

      0b471b1080ff4600483e4459e88aae2bb54f4ba84416b614d58f72bfa24b35a9

    • SHA512

      308e2ecadeeea21e46fa2eacfa71dd46323bcd00391d4d92030ae9775d0c8497098bfd14423d0c2e53b85f3420da5f5a069c79dbf23e103f45441bea236f37ff

    • Vjw0rm

      Vjw0rm is a remote access trojan written in JavaScript.

    • Blocklisted process makes network request

    • 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

System Information Discovery

1
T1082

Tasks