Overview

overview

10

Static

static

3

2026-10-11...ar.exe

windows10-2004-x64

10

2026-10-11...ar.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-10-11_971868173bf1c942c55af67f9166ee27_cobalt-strike_icedid_luca-stealer_njrat_satacom_stealc_vidar
  • Size 19.9MB
  • Sample261012-sxpmlaf18l
  • SHA256 fcf7ae64cea20b27c4a43eee73d479efbefd69bad81e4daa716fdc7800352550
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
valleyrat_s2backdoordiscoveryexecutionpersistence

Malware Config

Extracted

Family

  • valleyrat_s2

Version

  • 1.0

C2

  • ccuukkbb.top:443

  • 134.122.204.10:443

  • 127.0.0.1:80

Attributes
  • campaign_date

    2026. 9.14

Targets

    • Target
      2026-10-11_971868173bf1c942c55af67f9166ee27_cobalt-strike_icedid_luca-stealer_njrat_satacom_stealc_vidar
    • Size 19.9MB
    • SHA256 fcf7ae64cea20b27c4a43eee73d479efbefd69bad81e4daa716fdc7800352550
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    backdoordiscoveryexecutionvalleyrat_s2persistence

    • 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

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

      execution

    • Discovers running processes

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

      discovery

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks