General

  • Target

    043df4e99aeaa6f5873b0cf3dec2694d5b8d1f4830b37c9e2a5fc16953baccf5

  • Size

    616KB

  • Sample

    240513-njrgtadb77

  • MD5

    67ae1f3636df193b2b7897bc536fcf76

  • SHA1

    f3a94059adecc0de3615ebe2fb7df65599b3361b

  • SHA256

    043df4e99aeaa6f5873b0cf3dec2694d5b8d1f4830b37c9e2a5fc16953baccf5

  • SHA512

    2c0e76588a79f88036d51a4e628bf8120ca36a3c788b5066004955e0c2be855aa8b5ee357e9b2332d5957ce3c6da23d63539fa0eb730596e08a3574a180093c1

  • SSDEEP

    12288:MYeIrWr/qRigAyX/kngXFbjTLvaH28nZH19Iimg0VtxWvTbxzOObcizI/mofdEMZ:MYeIrWr/qRigAyX/kngXFbjTLvaH28n8

Malware Config

Extracted

Family

wshrat

C2

http://masterokrwh.duckdns.org:8426

Targets

    • Target

      043df4e99aeaa6f5873b0cf3dec2694d5b8d1f4830b37c9e2a5fc16953baccf5

    • Size

      616KB

    • MD5

      67ae1f3636df193b2b7897bc536fcf76

    • SHA1

      f3a94059adecc0de3615ebe2fb7df65599b3361b

    • SHA256

      043df4e99aeaa6f5873b0cf3dec2694d5b8d1f4830b37c9e2a5fc16953baccf5

    • SHA512

      2c0e76588a79f88036d51a4e628bf8120ca36a3c788b5066004955e0c2be855aa8b5ee357e9b2332d5957ce3c6da23d63539fa0eb730596e08a3574a180093c1

    • SSDEEP

      12288:MYeIrWr/qRigAyX/kngXFbjTLvaH28nZH19Iimg0VtxWvTbxzOObcizI/mofdEMZ:MYeIrWr/qRigAyX/kngXFbjTLvaH28n8

    • 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

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Enterprise v15

Tasks