General

  • Target

    Order receipt #FRI-1605398-SCA.js

  • Size

    65KB

  • Sample

    220318-xvzf8sdhbr

  • MD5

    ff61c1c6da0d2cda1e41e2871eb1160d

  • SHA1

    2bd6450b5c6b0bf1404c596e6b97cda3b73bc1bb

  • SHA256

    d7ef41fdbc0215ff6a62eaf607d75a8d5eb29cb505b367c5e285de5283c8b324

  • SHA512

    03d753802d5a3832b932340e311e1e33a5f5f2ffa4113f0767eca58324a533505a91b39479db10a842d66a1eb88c53db6946581ab033c112447efd88f1da4a69

Malware Config

Extracted

Family

vjw0rm

C2

http://shizzlenjworm.duckdns.org:1605

Targets

    • Target

      Order receipt #FRI-1605398-SCA.js

    • Size

      65KB

    • MD5

      ff61c1c6da0d2cda1e41e2871eb1160d

    • SHA1

      2bd6450b5c6b0bf1404c596e6b97cda3b73bc1bb

    • SHA256

      d7ef41fdbc0215ff6a62eaf607d75a8d5eb29cb505b367c5e285de5283c8b324

    • SHA512

      03d753802d5a3832b932340e311e1e33a5f5f2ffa4113f0767eca58324a533505a91b39479db10a842d66a1eb88c53db6946581ab033c112447efd88f1da4a69

    • Vjw0rm

      Vjw0rm is a remote access trojan written in JavaScript.

    • 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

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Tasks