Overview

overview

10

Static

static

3

2026-07-06...ar.exe

windows10-2004-x64

10

2026-07-06...ar.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    53s
  • max time network
    120s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    06/07/2026, 20:30

Sharing

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General

  • Target
    2026-07-06_a41972f4eab1ae1ec80427f16ba1f00d_cobalt-strike_icedid_luca-stealer_njrat_satacom_vidar.exe
  • Size 297KB
  • Sample260706-zaangsdv3w
  • SHA256 fe4f15a3c835c6e638a07455a3a2b25d248560792856d5e8cebfe6d9d0521ee9
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
adwarebackdoorvalleyrat_s2persistencespyware

Malware Config

Extracted

Family

  • valleyrat_s2

Version

  • 1.0

C2

  • 45.197.237.53:9000

  • dnmjbsbqsb.com:9001

Attributes
  • campaign_date

    5.6

Signatures

  • Family: ValleyRat

    ValleyRat stage2 is a backdoor written in C++.

    backdoorvalleyrat_s2
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 3 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • Drops startup file 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 6 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Checks SCSI registry key(s) 3 TTPs 64 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 3 IoCs
    adwarespyware
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3468
    • C:\Users\Admin\AppData\Local\Temp\2026-07-06_a41972f4eab1ae1ec80427f16ba1f00d_cobalt-strike_icedid_luca-stealer_njrat_satacom_vidar.exe
      "C:\Users\Admin\AppData\Local\Temp\2026-07-06_a41972f4eab1ae1ec80427f16ba1f00d_cobalt-strike_icedid_luca-stealer_njrat_satacom_vidar.exe"
      2⤵
      • Drops startup file
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1552
  • C:\Users\Admin\AppData\Local\Temp\2026-07-06_a41972f4eab1ae1ec80427f16ba1f00d_cobalt-strike_icedid_luca-stealer_njrat_satacom_vidar.exe
    C:\Users\Admin\AppData\Local\Temp\2026-07-06_a41972f4eab1ae1ec80427f16ba1f00d_cobalt-strike_icedid_luca-stealer_njrat_satacom_vidar.exe
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4536
  • C:\Windows\system32\userinit.exe
    C:\Windows\system32\userinit.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2092
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:2260
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:1204
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:2032
  • C:\Windows\system32\userinit.exe
    C:\Windows\system32\userinit.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4860
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:4912
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4708
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4704
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2648
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      PID:3424
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:2592
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:2104

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        IconCache.db
        • Path C:\Users\Admin\AppData\Local\IconCache.db
        • Size 12KB
        • SHA256 8c9b0374df51f793d1786cc53382faf54ea148b6e28a2507ecdb66d8aaa4efe8
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        DiscoverCacheData.dat
        • Path C:\Users\Admin\AppData\Local\Microsoft\PenWorkspace\DiscoverCacheData.dat
        • Size 1022B
        • SHA256 e44e0f5d2399133541004570f9e544e28ea2313bd32d527af4b68572cbf17c47
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        start2.bin
        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\LocalState\start2.bin
        • Size 7KB
        • SHA256 5754f38f18ce4215929096fe7ba65163ddfb5a24e924cb3d5a57a5545d7ce9c7
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        start2.bin
        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\LocalState\start2.bin
        • Size 7KB
        • SHA256 3df510f1700d0e0e250cbae4c5506238d82f6e7ee8ea339eea4446defddfd784
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        prep_Activatable Class_Hermes_perf.cache
        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
        • Size 595B
        • SHA256 d4e60617c2afab8263febabe7f14f18595715078d71307a8cefe0707dae76dee
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        prep_Activatable Class_Hermes_perf.cache
        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
        • Size 599B
        • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        prep_Activatable Class_Hermes_perf.cache
        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
        • Size 587B
        • SHA256 b2209b771ee60d35244635ab8f98535ef42b3831cc6d543be82fcdb2195a3fb9
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        microsoftwindows.client[1].xml
        • Path C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\AC\Microsoft\Internet Explorer\DOMStore\C5477FRP\microsoftwindows.client[1].xml
        • Size 97B
        • SHA256 0003f76f52263e9555e8054856b5d81eed67928056b476b6320fb6440ff22c8f
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        dll_load_debug.txt
        • Path C:\Users\Admin\AppData\Local\Temp\dll_load_debug.txt
        • Size 247B
        • SHA256 2d61f47c2d1c052747a9cd078c089f0d211edf5200c6b4b4efec4f00b8d8d943
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        dll_load_debug.txt
        • Path C:\Users\Admin\AppData\Local\Temp\dll_load_debug.txt
        • Size 494B
        • SHA256 986eca8eaebd08f039e5e0c1f452272ed9a1fb194b53c2b509b1b367099389f8
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        key_debug.txt
        • Path C:\Users\Admin\AppData\Local\Temp\key_debug.txt
        • Size 240B
        • SHA256 cffaaa1410cf08c8e6bd5b7134ca6e257ab068a5c322af68d449de44e4edaf9b
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        shortcut_debug.txt
        • Path C:\Users\Admin\AppData\Local\Temp\shortcut_debug.txt
        • Size 1KB
        • SHA256 a05581c0ac9bd98c3ce8786cd6e768ae1aa75e01663832d163050c93eda2e0e1
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        memory/1204-55-0x0000026D001E0000-0x0000026D002E0000-memory.dmp
        Download

        memory/1204-62-0x0000026D13E50000-0x0000026D13F50000-memory.dmp
        Download

        memory/1204-96-0x0000026D14210000-0x0000026D14230000-memory.dmp
        Download

        memory/1204-53-0x0000026D001E0000-0x0000026D002E0000-memory.dmp
        Download

        memory/1204-61-0x0000026D03A30000-0x0000026D03A50000-memory.dmp
        Download

        memory/1204-67-0x0000026D03B90000-0x0000026D03BB0000-memory.dmp
        Download

        memory/1552-0-0x00007FF7F0430000-0x00007FF7F0480000-memory.dmp
        Download

        memory/1552-400-0x00007FF7F0430000-0x00007FF7F0480000-memory.dmp
        Download

        memory/2032-206-0x0000015F94080000-0x0000015F944B4000-memory.dmp
        Download

        memory/2260-50-0x000000000FB90000-0x000000000FB91000-memory.dmp
        Download

        memory/2260-49-0x000000000FB80000-0x000000000FB81000-memory.dmp
        Download

        memory/2592-449-0x0000024183930000-0x0000024183950000-memory.dmp
        Download

        memory/2592-437-0x00000241801E0000-0x00000241802E0000-memory.dmp
        Download

        memory/2592-487-0x0000024194710000-0x0000024194730000-memory.dmp
        Download

        memory/2592-458-0x0000024183C90000-0x0000024183CB0000-memory.dmp
        Download

        memory/2592-450-0x0000024193E70000-0x0000024193F70000-memory.dmp
        Download

        memory/3468-21-0x00000000037D0000-0x00000000037F9000-memory.dmp
        Download

        memory/3468-25-0x0000000001060000-0x0000000001061000-memory.dmp
        Download

        memory/3468-5-0x0000000001130000-0x0000000001131000-memory.dmp
        Download

        memory/3468-6-0x0000000001100000-0x0000000001129000-memory.dmp
        Download

        memory/3468-8-0x0000000001140000-0x0000000001141000-memory.dmp
        Download

        memory/3468-11-0x0000000001140000-0x0000000001141000-memory.dmp
        Download

        memory/3468-10-0x0000000001100000-0x0000000001129000-memory.dmp
        Download

        memory/3468-12-0x0000000001140000-0x0000000001141000-memory.dmp
        Download

        memory/3468-20-0x0000000003790000-0x0000000003791000-memory.dmp
        Download

        memory/3468-22-0x0000000001100000-0x0000000001129000-memory.dmp
        Download

        memory/4536-399-0x00007FF7F0430000-0x00007FF7F0480000-memory.dmp
        Download

        memory/4536-13-0x00007FF7F0430000-0x00007FF7F0480000-memory.dmp
        Download

        memory/4708-259-0x000001FD9D7B0000-0x000001FD9D7D0000-memory.dmp
        Download

        memory/4708-226-0x000001FD9D330000-0x000001FD9D430000-memory.dmp
        Download

        memory/4708-225-0x000001FD8AEF0000-0x000001FD8AF10000-memory.dmp
        Download

        memory/4708-234-0x000001FD8D2B0000-0x000001FD8D2D0000-memory.dmp
        Download

        memory/4708-212-0x000001F5801E0000-0x000001F5802E0000-memory.dmp
        Download

        memory/4912-410-0x000000000D0F0000-0x000000000D19E000-memory.dmp
        Download

        memory/4912-411-0x000000000E9F0000-0x000000000EBBA000-memory.dmp
        Download

        memory/4912-407-0x0000000003720000-0x0000000003721000-memory.dmp
        Download

        memory/4912-402-0x000000000E9F0000-0x000000000EBBA000-memory.dmp
        Download

        memory/4912-401-0x000000000D0F0000-0x000000000D19E000-memory.dmp
        Download