Overview

overview

10

Static

static

5

Notice fro...mg.exe

windows10-2004-x64

10

Notice fro...mg.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    Notice from Tax Departmen.img.zip
  • Size 865KB
  • Sample260910-mfjr5avvew
  • SHA256 3672e97f6d6d09be5de96636f319d17143c7ef1c41df045b22fea25d52060819
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
valleyrat_s2backdoordiscoveryexecutionpersistence

Malware Config

Extracted

Family

  • valleyrat_s2

Version

  • 1.0

C2

  • 170.62.130.47:449

  • 170.62.130.47:443

Targets

    • Target
      Notice from Tax Departmen.img.exe
    • Size 47KB
    • SHA256 4ba01b04681a5273facdd8b17e7b7b2246ee0eab6168c932946e7e96b9099e2d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    backdoordiscoveryexecutionvalleyrat_s2persistence

    • Detects ValleyRAT payload

    • Family: ValleyRat

      ValleyRat stage2 is a backdoor written in C++.

      backdoorvalleyrat_s2

    • 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.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks