General

  • Target

    Invoice.zip

  • Size

    4KB

  • Sample

    210413-xz8shqwmkj

  • MD5

    e955a57d1293c6e8870e9512faf41a48

  • SHA1

    7b6169dc5fc0ba7921c2a9ea444aaa8ef8dc679a

  • SHA256

    df00bcea8a8142b829ec1cef0561e456f7da68b97f7f8ba951762f4e64f41697

  • SHA512

    2855d40dc190381398f9355bda4ff6d868949ce1d1caaadd50cb5dbc8be712caa897e6b5c4cba6d62640931a84c7d048c512d0165223f35f75b4181bd9540d67

Malware Config

Targets

    • Target

      Invoice.js

    • Size

      3KB

    • MD5

      015f5153e12c7c2af015276690188d1c

    • SHA1

      c2a1a42b90ff4235898d92b68a4b3217a0321d4c

    • SHA256

      de9b4dcb5d1d41d031f4e66730d9dd51f4b447d66d736c6219bb5e5d02d27f2d

    • SHA512

      7a540e840eae97e2c80d02017ae3a4d5e931e2f47a3b520106de59292fb64935e6ab3666be470ff0d8a0a8a4c8c1df1f4b097e9840a4da4cf34d981e10988419

    • 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