Overview

overview

10

Static

static

3

bb6674be10...03.exe

windows10-2004-x64

10

bb6674be10...03.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    bb6674be10b8e84328b0c384d9cabdec0530c4666ab49a8c3e5d1e509aa21b03
  • Size 2.4MB
  • Sample260820-tdj4faed23
  • SHA256 bb6674be10b8e84328b0c384d9cabdec0530c4666ab49a8c3e5d1e509aa21b03
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
valleyrat_s2backdoordiscoverypersistence

Malware Config

Extracted

Family

  • valleyrat_s2

Version

  • 1.0

C2

  • ccz.92lu1.cc:1588

  • ccz.92lu1.cc:2588

  • ccz.92lu1.cc:5288

Attributes
  • campaign_date

    2026. 5.31

Targets

    • Target
      bb6674be10b8e84328b0c384d9cabdec0530c4666ab49a8c3e5d1e509aa21b03
    • Size 2.4MB
    • SHA256 bb6674be10b8e84328b0c384d9cabdec0530c4666ab49a8c3e5d1e509aa21b03
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    backdoordiscoveryvalleyrat_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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks