Overview

overview

10

Static

static

3

88eaf6a21c...df.exe

windows10-2004-x64

10

88eaf6a21c...df.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    88eaf6a21c38dda117b33de38a5a7418ff6e2f4e720b15b2d38bb2dc93f22cdf
  • Size 1.2MB
  • Sample260720-ffmepae17r
  • SHA256 88eaf6a21c38dda117b33de38a5a7418ff6e2f4e720b15b2d38bb2dc93f22cdf
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
valleyrat_s2backdoorpersistenceransomware

Malware Config

Extracted

Family

  • valleyrat_s2

Version

  • 1.0

C2

  • 43.229.113.34:6665

Attributes
  • campaign_date

    2026. 6.26

Targets

    • Target
      88eaf6a21c38dda117b33de38a5a7418ff6e2f4e720b15b2d38bb2dc93f22cdf
    • Size 1.2MB
    • SHA256 88eaf6a21c38dda117b33de38a5a7418ff6e2f4e720b15b2d38bb2dc93f22cdf
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    backdoorvalleyrat_s2persistenceransomware

    • Detects ValleyRAT payload

    • Family: ValleyRat

      ValleyRat stage2 is a backdoor written in C++.

      backdoorvalleyrat_s2

    • 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.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks