Overview

overview

10

Static

static

1

2026081717...DF.iso

windows10-2004-x64

10

2026081717...DF.iso

windows11-ltsc_2024-x64

10

Resubmissions

26/08/2026, 03:52

260826-efj4wssbja10

18/08/2026, 03:10

260818-dpfx6awshy1

Sharing

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General

  • Target
    18082026_0310_17082026_20260817174508.7E2B96AC31DF.zip
  • Size 952KB
  • Sample260826-efj4wssbja
  • SHA256 740fc36525c86934f92722de2a3a8ca55b459834c7e57a2867061f28ba30de99
  • 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
      20260817174508.7E2B96AC31DF.img
    • Size 3.3MB
    • SHA256 ffba21aa1eed6edd18f08433137ef3f1ae95fbc5616e71bf5735ffc43d8106d2
    • 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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • 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