General

  • Target

    receipt#.js

  • Size

    249KB

  • Sample

    220105-kd6g1aaba9

  • MD5

    92f61597d08bb5bae2d03dc5552961a1

  • SHA1

    6406756edf4949687a63f8e710abab24c333a5d0

  • SHA256

    ed3d74decd00483a7ff8ecc3ffaf6f1efee0f19770a6c3779ea8e88ea2cca1ab

  • SHA512

    3db7353f7887d2724f052eef9d2a1eb4a98d762f3573ddea9b6c2fea56ad87b7618631d41ef96ef215d5a96228acc78fcdc8d5932c7747ea4096235a1fe3d148

Malware Config

Targets

    • Target

      receipt#.js

    • Size

      249KB

    • MD5

      92f61597d08bb5bae2d03dc5552961a1

    • SHA1

      6406756edf4949687a63f8e710abab24c333a5d0

    • SHA256

      ed3d74decd00483a7ff8ecc3ffaf6f1efee0f19770a6c3779ea8e88ea2cca1ab

    • SHA512

      3db7353f7887d2724f052eef9d2a1eb4a98d762f3573ddea9b6c2fea56ad87b7618631d41ef96ef215d5a96228acc78fcdc8d5932c7747ea4096235a1fe3d148

    • 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