General

  • Target

    PO-2301219.pdf.js

  • Size

    7KB

  • Sample

    231220-bvpfdaedfk

  • MD5

    5fe7d726ea15e34b1f6a1714ddb48d87

  • SHA1

    2cdb4dce092ca63a1ed167b9c6243e507c9c3fa7

  • SHA256

    bf99dfce3ae6d9fd2b54471c7de258d38113ac687b59b8233099190b0d05ba69

  • SHA512

    123c9af8aa20f3ef1369080104c3b34a615424a1c23e7d944ef8aa7d18c9106d120229edbff5995748da17433ee8017c6750a5dadab805bdaa805bffc9bc4988

  • SSDEEP

    192:P51E/Nv/s2CG85Y1aPhTjF+fNn1cZT5Bpf7ACVC6Tiz+9gWv5hkUyVoCZVmYl:P51E/Nv/s2CG85Y1aPhTjF+fNn1cZT5o

Malware Config

Extracted

Family

wshrat

C2

http://chongmei33.publicvm.com:7045

Targets

    • Target

      PO-2301219.pdf.js

    • Size

      7KB

    • MD5

      5fe7d726ea15e34b1f6a1714ddb48d87

    • SHA1

      2cdb4dce092ca63a1ed167b9c6243e507c9c3fa7

    • SHA256

      bf99dfce3ae6d9fd2b54471c7de258d38113ac687b59b8233099190b0d05ba69

    • SHA512

      123c9af8aa20f3ef1369080104c3b34a615424a1c23e7d944ef8aa7d18c9106d120229edbff5995748da17433ee8017c6750a5dadab805bdaa805bffc9bc4988

    • SSDEEP

      192:P51E/Nv/s2CG85Y1aPhTjF+fNn1cZT5Bpf7ACVC6Tiz+9gWv5hkUyVoCZVmYl:P51E/Nv/s2CG85Y1aPhTjF+fNn1cZT5o

    • 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