General

  • Target

    Waybill #01-3921.js

  • Size

    249KB

  • Sample

    220104-s1xglshbg7

  • MD5

    3fe9f6b689e786657c7838bce3d5200c

  • SHA1

    a91463d65e75e2364bdcf1c5b04b26a823c889f2

  • SHA256

    19eb1f56be26f6384d059e64487fb8ebd3d4aeba60ae16f9d3798dff2b1c9fd2

  • SHA512

    0d63ec1637d8c53d8b1e4285eb1894d248ab6e18e152f0ff246f22a4a83ac3163c6db4a7a740ad7fd77507b7c0da6861b63a0558200d6090c12b1e577751f842

Malware Config

Extracted

Family

vjw0rm

C2

http://ecolo.duckdns.org:26008

Targets

    • Target

      Waybill #01-3921.js

    • Size

      249KB

    • MD5

      3fe9f6b689e786657c7838bce3d5200c

    • SHA1

      a91463d65e75e2364bdcf1c5b04b26a823c889f2

    • SHA256

      19eb1f56be26f6384d059e64487fb8ebd3d4aeba60ae16f9d3798dff2b1c9fd2

    • SHA512

      0d63ec1637d8c53d8b1e4285eb1894d248ab6e18e152f0ff246f22a4a83ac3163c6db4a7a740ad7fd77507b7c0da6861b63a0558200d6090c12b1e577751f842

    • 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