General

  • Target

    fe8e63adaeb3294714f63a312638ef93044da81414b25e4b3de46bdfb6bc92c2

  • Size

    4KB

  • Sample

    230914-3js3zafh2x

  • MD5

    b05cc8d85cdd3f79964b2623ea29318e

  • SHA1

    da23a98ead08e2ef373b69cd7a3f0aa77e2e9a76

  • SHA256

    fe8e63adaeb3294714f63a312638ef93044da81414b25e4b3de46bdfb6bc92c2

  • SHA512

    292f0c968deaa3ac4b3a053c487a7fa9c052dd25b3928b64da626a097bb3f64b2d80b24fbac7e6891111c49da39d121af9c15f2cf2d43001ff30b4b1fd9489d2

  • SSDEEP

    96:1WWLkzYxaJRquZOfaZH4cPKapHAgsEMBtpbEOoWoBsLsveYqfOWLvU4fno5b:1yzNSaJ4civEcDP5LsGYaOwBno5b

Malware Config

Extracted

Family

wshrat

C2

http://homesafe1000.duckdns.org:1604

Targets

    • Target

      dropbosforSoftBank.js

    • Size

      21KB

    • MD5

      c8f19fa9f346f7409e3bba98c1e3f058

    • SHA1

      d857192d59c0ce2196925ce59436e0e36d94b6ee

    • SHA256

      645074638e8c896237a2340918cb99558103c717bbcb20a483651e6e242c5808

    • SHA512

      cf214cd1c41ee8b42e1f1ea55d61802a1f35d89626406e02bed1874dfae15ccd24629c7ec2bf0686131691fdd8efefd4d91833afad6c3976fb908c69c4f2f326

    • SSDEEP

      384:n/+tc8v+YhrKZKZXeX5U7CP9fD0eX5GrnB63vQOaSDsvkysjqFJ8TatW8TaUxTam:n/+tbv+YhdZXeXic9fD0eXknB6Y6Dsv7

    • WSHRAT

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

    • Blocklisted process makes network request

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks