Overview

overview

10

Static

static

1

JaffaCakes...e76.js

windows7-x64

10

JaffaCakes...e76.js

windows10-2004-x64

10

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General

  • Target

    JaffaCakes118_66ce275ae44bfac23f7a71c0e3df1e76

  • Size

    2.1MB

  • Sample

    250107-q8f4gswkbq

  • MD5

    66ce275ae44bfac23f7a71c0e3df1e76

  • SHA1

    a8f6afbb0c136b8dcfe6f108cde75b40b7c0d2ce

  • SHA256

    46648093234287c679db48c441de8f2d12306a3c8299b4d30e3fcf0057bcd633

  • SHA512

    94e9ead33c3a0ff6133f46951fb9a52d4e59215f79a05f7c006cbff47712ab39130bcafabfc165cd5fa1402336a1a63b204b7eb33631a0172fc5e6463ba36afe

  • SSDEEP

    24576:uKw3pqOTn/rH/I791y2Nd05Zo40U64pb11ndIclNxR2MLkH/hfuCM6J/xPyL5EoA:uKIw7M37TpZF3Tk46xP6nNa9

Score
10/10
wshratdiscoveryexecutionpersistencetrojan

Malware Config

Targets

    • Target

      JaffaCakes118_66ce275ae44bfac23f7a71c0e3df1e76

    • Size

      2.1MB

    • MD5

      66ce275ae44bfac23f7a71c0e3df1e76

    • SHA1

      a8f6afbb0c136b8dcfe6f108cde75b40b7c0d2ce

    • SHA256

      46648093234287c679db48c441de8f2d12306a3c8299b4d30e3fcf0057bcd633

    • SHA512

      94e9ead33c3a0ff6133f46951fb9a52d4e59215f79a05f7c006cbff47712ab39130bcafabfc165cd5fa1402336a1a63b204b7eb33631a0172fc5e6463ba36afe

    • SSDEEP

      24576:uKw3pqOTn/rH/I791y2Nd05Zo40U64pb11ndIclNxR2MLkH/hfuCM6J/xPyL5EoA:uKIw7M37TpZF3Tk46xP6nNa9

    Score
    10/10
    wshratdiscoveryexecutionpersistencetrojan

    • WSHRAT

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

      trojanwshrat

    • WSHRAT payload

    • Wshrat family

      wshrat

    • Blocklisted process makes network request

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks