General

  • Target

    v1m5_Payment_receipt.js

  • Size

    81KB

  • Sample

    211029-fvwxnshchk

  • MD5

    141b981a8468e109d39c54a3a425ff66

  • SHA1

    92878aa2adea4c26dc639e60a3d9c0f76e536407

  • SHA256

    25fa1b8dca724a1c9e059e76ae2654ad249242f8b8c82358b4041061028bc80d

  • SHA512

    a5284bee064ad956244232baa6fe5a5084bdc2699209a8a1c5bc618e831bc20a2a91df5f65ba23d5dee92d47691797a8fade162d53434fd1e608fc2cc9fd21ff

Malware Config

Extracted

Family

vjw0rm

C2

http://7300js.duckdns.org:7300

Targets

    • Target

      v1m5_Payment_receipt.js

    • Size

      81KB

    • MD5

      141b981a8468e109d39c54a3a425ff66

    • SHA1

      92878aa2adea4c26dc639e60a3d9c0f76e536407

    • SHA256

      25fa1b8dca724a1c9e059e76ae2654ad249242f8b8c82358b4041061028bc80d

    • SHA512

      a5284bee064ad956244232baa6fe5a5084bdc2699209a8a1c5bc618e831bc20a2a91df5f65ba23d5dee92d47691797a8fade162d53434fd1e608fc2cc9fd21ff

    • 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