Overview

overview

10

Static

static

1

WPS-ofcnuirya.msi

windows10-2004-x64

10

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General

  • Target

    WPS-ofcnuirya.msi

  • Size

    10.3MB

  • Sample

    230731-ehrlradd6y

  • MD5

    b65ddbb97577a99e9b965c565ee9ff94

  • SHA1

    cf28003a9e4f1e9c0b23744ce9348668d2b83814

  • SHA256

    60cba21cb96bb62a49176c2211064df239a6d95a397d0ff9881dad21f9539c67

  • SHA512

    03c03e6052c744a2390fa9160577497eb5d88cf8f8d0cb3bc1bf71c11f9be1fdb2ebe74dfdd96dcf209e5e3924bc56c441ab01aaf825d654dae92bf79ff9e0e6

  • SSDEEP

    196608:b0wiOFIoq+Ebwp9BJbeGn+mxh6MT1k1uQn:bmG7hJbeANaDn

Score
10/10
fatalratinfostealerpersistencerat

Malware Config

Targets

    • Target

      WPS-ofcnuirya.msi

    • Size

      10.3MB

    • MD5

      b65ddbb97577a99e9b965c565ee9ff94

    • SHA1

      cf28003a9e4f1e9c0b23744ce9348668d2b83814

    • SHA256

      60cba21cb96bb62a49176c2211064df239a6d95a397d0ff9881dad21f9539c67

    • SHA512

      03c03e6052c744a2390fa9160577497eb5d88cf8f8d0cb3bc1bf71c11f9be1fdb2ebe74dfdd96dcf209e5e3924bc56c441ab01aaf825d654dae92bf79ff9e0e6

    • SSDEEP

      196608:b0wiOFIoq+Ebwp9BJbeGn+mxh6MT1k1uQn:bmG7hJbeANaDn

    Score
    10/10
    fatalratinfostealerpersistencerat

    • FatalRat

      FatalRat is a modular infostealer family written in C++ first appearing in June 2021.

      infostealerratfatalrat

    • Fatal Rat payload

      ratinfostealer

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1

MITRE ATT&CK Enterprise v15

Tasks