General

  • Target

    MUIUoftbDe_movar.js

  • Size

    88KB

  • Sample

    221123-q2dpsaae2v

  • MD5

    d253f7ee481d6769dcad17a0e35e6d09

  • SHA1

    81b889c7d769620bd87839c98ca6a5af230d4170

  • SHA256

    cf7adbaa26298ae18a94b2114ea189054cfbd65cf0822a35cccb72261e3c64a7

  • SHA512

    9e6b91b3ae23b3e67bd942d720527a3264c2f9646a55fb459bd9998af5c17b9801a4c6ada982a792bc86e5b25d8df0dbc54654985d59fc12315cee18dd090d1f

  • SSDEEP

    768:kOWy5gufY8gJ/9HmaRMKveSpfNS04AMoRQSr3zZOTsC7QZFT2WSuv00Bv2c9hfD8:mbRUSdN9MwQSrDxyWSuvwufXGskoOQU

Malware Config

Extracted

Family

wshrat

C2

http://45.139.105.174:7670

Targets

    • Target

      MUIUoftbDe_movar.js

    • Size

      88KB

    • MD5

      d253f7ee481d6769dcad17a0e35e6d09

    • SHA1

      81b889c7d769620bd87839c98ca6a5af230d4170

    • SHA256

      cf7adbaa26298ae18a94b2114ea189054cfbd65cf0822a35cccb72261e3c64a7

    • SHA512

      9e6b91b3ae23b3e67bd942d720527a3264c2f9646a55fb459bd9998af5c17b9801a4c6ada982a792bc86e5b25d8df0dbc54654985d59fc12315cee18dd090d1f

    • SSDEEP

      768:kOWy5gufY8gJ/9HmaRMKveSpfNS04AMoRQSr3zZOTsC7QZFT2WSuv00Bv2c9hfD8:mbRUSdN9MwQSrDxyWSuvwufXGskoOQU

    • Vjw0rm

      Vjw0rm is a remote access trojan written in JavaScript.

    • WSHRAT

      WSHRAT is a variant of Houdini worm and has vbs and js variants.

    • Blocklisted process makes network request

    • 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

System Information Discovery

1
T1082

Tasks