General

  • Target

    Invoice.js

  • Size

    29KB

  • Sample

    220617-r2lk3acdak

  • MD5

    b52ee9fc1494a1c1df13f015fa582808

  • SHA1

    d4cb49d300c4caf339e6db3d9e977800799f8b25

  • SHA256

    fd7d8b358ce1f40005f46b6e297b224c35f26d9a267d91c263b25472461feafd

  • SHA512

    882bb1cd72b505055748776800f5aa0b2aade2e01e98e5e3ce5756c8d00e9ae29fa766638207da356384fe6a3a19034e8ec3e80355358f6293d0b3c2dd8a4dff

Malware Config

Extracted

Family

vjw0rm

C2

http://104.168.7.110:7974

http://franmhort.duia.ro:8152

Targets

    • Target

      Invoice.js

    • Size

      29KB

    • MD5

      b52ee9fc1494a1c1df13f015fa582808

    • SHA1

      d4cb49d300c4caf339e6db3d9e977800799f8b25

    • SHA256

      fd7d8b358ce1f40005f46b6e297b224c35f26d9a267d91c263b25472461feafd

    • SHA512

      882bb1cd72b505055748776800f5aa0b2aade2e01e98e5e3ce5756c8d00e9ae29fa766638207da356384fe6a3a19034e8ec3e80355358f6293d0b3c2dd8a4dff

    • 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

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Discovery

System Information Discovery

1
T1082

Tasks