Overview

overview

10

Static

static

3

7A0F3EEBFB...FC.exe

windows10-2004-x64

10

7A0F3EEBFB...FC.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    7A0F3EEBFB821131F22FF6EC2645B4FC.exe
  • Size 198KB
  • Sample260813-lrfdeaaa54
  • SHA256 b9f992a46caa3b898a960ceb13b8be215054e74d80b288de82b662c028faecb6
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
valleyrat_s2backdoordefense_evasiondiscoveryexecutionpersistence

Malware Config

Extracted

Family

  • valleyrat_s2

Version

  • 1.0

C2

  • 8.210.155.34:6868

Attributes
  • campaign_date

    2026. 8. 5

Targets

    • Target
      7A0F3EEBFB821131F22FF6EC2645B4FC.exe
    • Size 198KB
    • SHA256 b9f992a46caa3b898a960ceb13b8be215054e74d80b288de82b662c028faecb6
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    backdoordefense_evasiondiscoveryexecutionvalleyrat_s2persistence

    • Detects ValleyRAT payload

    • Family: ValleyRat

      ValleyRat stage2 is a backdoor written in C++.

      backdoorvalleyrat_s2

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

      execution

    • Downloads MZ/PE file

    • 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.

    • Discovers running processes

      Running process information can be used to identify security tools or plan follow-on actions.

      discovery
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks