Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    11/10/2026, 03:05

General

  • Target
    2026-10-10_c408dc03b33d1bb8e84fd0ff420287cc_cobalt-strike_icedid_stealc.exe
  • Size 165KB
  • Sample261011-dk8sdaet9w
  • SHA256 52923bb63da9863c2f5fe0c5dccdde7a36453554912d81450f7e1bfabeb268d3
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 59 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • Modifies Control Panel 1 IoCs
  • Modifies registry class 10 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-10_c408dc03b33d1bb8e84fd0ff420287cc_cobalt-strike_icedid_stealc.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-10_c408dc03b33d1bb8e84fd0ff420287cc_cobalt-strike_icedid_stealc.exe"
    1⤵
    • Reads the TCP/IP host and domain name from the registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:480
    • C:\Windows\SYSTEM32\tar.exe
      tar.exe -xf "C:\Users\Admin\AppData\Local\Temp\rvclient-launcher.zip" -C "C:\Users\Admin\rVclient"
      2⤵
        PID:2540
      • C:\Users\Admin\rVclient\rVclient.exe
        "C:\Users\Admin\rVclient\rVclient.exe"
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Reads the TCP/IP host and domain name from the registry
        • Modifies Control Panel
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:5556

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          CoreMessagingXP.dll

          • Path C:\Users\Admin\rVclient\CoreMessagingXP.dll
          • Size 1022KB
          • SHA256 72b468a601a7c924d1f7e52c4e48883ee801272ac23c508a2391d8575260cfde
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MRM.dll

          • Path C:\Users\Admin\rVclient\MRM.dll
          • Size 297KB
          • SHA256 f047612a7e1a3b9b64af3e8a17d60a71b50520ac34c6a0f0e28c1cf7d717029b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Microsoft.InteractiveExperiences.Projection.dll

          • Path C:\Users\Admin\rVclient\Microsoft.InteractiveExperiences.Projection.dll
          • Size 1.5MB
          • SHA256 ec2f3d09586922775c6a0ab4fc735a7af896c29a0243faac51149d231e883d93
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Microsoft.Internal.FrameworkUdk.dll

          • Path C:\Users\Admin\rVclient\Microsoft.Internal.FrameworkUdk.dll
          • Size 833KB
          • SHA256 248f761795e75d02375eea9b642d3b2de4198f2ab8a244e123377d43f4f7be1b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Microsoft.UI.Windowing.Core.dll

          • Path C:\Users\Admin\rVclient\Microsoft.UI.Windowing.Core.dll
          • Size 498KB
          • SHA256 95ce8a0f1307307fd1faac93ee9b5681ee0b792b5a27df1be0abfa583d6c5f92
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Microsoft.UI.Xaml.Controls.dll

          • Path C:\Users\Admin\rVclient\Microsoft.UI.Xaml.Controls.dll
          • Size 5.5MB
          • SHA256 b62aa14d65962da3debc1bb60001082d9092068fa247ff7fc119a3212490d6a8
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Microsoft.UI.Xaml.Phone.dll

          • Path C:\Users\Admin\rVclient\Microsoft.UI.Xaml.Phone.dll
          • Size 1.1MB
          • SHA256 c9f99fd1dc63f91e5bdc2d159c15e3b82806e0cb870a71d68471f396018b40bf
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Microsoft.UI.Xaml.Resources.19H1.dll

          • Path C:\Users\Admin\rVclient\Microsoft.UI.Xaml.Resources.19H1.dll
          • Size 553KB
          • SHA256 ce0419a51c9de35aab79f19b204959f107db9796b43ed6c04d6a05a126cf7ddd
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Microsoft.UI.Xaml.dll

          • Path C:\Users\Admin\rVclient\Microsoft.UI.Xaml.dll
          • Size 13.7MB
          • SHA256 ff72e847cc26747da2f457dfedeacb8913635cd5e69ea03e9e2533c0cab0c80d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Microsoft.WinUI.dll

          • Path C:\Users\Admin\rVclient\Microsoft.WinUI.dll
          • Size 6.9MB
          • SHA256 32fac43cf9f8a9663bd592b4f914500b67331f404ba9a34665a1b431ca1a5c42
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Microsoft.Windows.ApplicationModel.Resources.dll

          • Path C:\Users\Admin\rVclient\Microsoft.Windows.ApplicationModel.Resources.dll
          • Size 153KB
          • SHA256 28ca31e8fafdc8454584cb7d897261d3e03774582d315c6cd7a7918835676f3b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Microsoft.Windows.SDK.NET.dll

          • Path C:\Users\Admin\rVclient\Microsoft.Windows.SDK.NET.dll
          • Size 23.7MB
          • SHA256 0ec371d93798852e36461c8adddbeadce0f963a04752f0b64e54fe19c1c834a7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Microsoft.WindowsAppRuntime.dll

          • Path C:\Users\Admin\rVclient\Microsoft.WindowsAppRuntime.dll
          • Size 1.5MB
          • SHA256 c60e3329d192b7c773d3403ddf23c5f3516500b9fa82caaaacab9b2546d74c7e
          • MD5 SHA1 SHA512 SSDEEP TLSH

          System.Collections.Concurrent.dll

          • Path C:\Users\Admin\rVclient\System.Collections.Concurrent.dll
          • Size 269KB
          • SHA256 4e3ecf1e52e1d62c74083bc95e361f6a6231c92deaa397e95c354ba450c7a6d8
          • MD5 SHA1 SHA512 SSDEEP TLSH

          System.Collections.dll

          • Path C:\Users\Admin\rVclient\System.Collections.dll
          • Size 253KB
          • SHA256 33c8a5e95b35a317ab333db9736c759c6801f90e9e220d5cceb225c2c68f0bb8
          • MD5 SHA1 SHA512 SSDEEP TLSH

          System.ComponentModel.dll

          • Path C:\Users\Admin\rVclient\System.ComponentModel.dll
          • Size 29KB
          • SHA256 87b7bf6347ba62785dd67c3fe7c89c912bd0fe4c347c0ab70d4f587a4e21e81b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          System.Memory.dll

          • Path C:\Users\Admin\rVclient\System.Memory.dll
          • Size 153KB
          • SHA256 2c56f77685fdc57f8ec56f4f4567b131cd5f04c4b2fa167d1b3aa0048e4c280a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          System.Numerics.Vectors.dll

          • Path C:\Users\Admin\rVclient\System.Numerics.Vectors.dll
          • Size 15KB
          • SHA256 f19c27750d4445d06654e96603275a59ffbb2b57c1d7d17c2aa270479e68611e
          • MD5 SHA1 SHA512 SSDEEP TLSH

          System.ObjectModel.dll

          • Path C:\Users\Admin\rVclient\System.ObjectModel.dll
          • Size 77KB
          • SHA256 a6c88881ce40c8e2fda7e5d27b3adf9f1907375ad7e11dc988d0561a8d7a6f56
          • MD5 SHA1 SHA512 SSDEEP TLSH

          System.Private.CoreLib.dll

          • Path C:\Users\Admin\rVclient\System.Private.CoreLib.dll
          • Size 12.6MB
          • SHA256 cc2cc43d28e3770d7cdeb80dc74eab265a1f5dd2f5547ccb236983b48d47d914
          • MD5 SHA1 SHA512 SSDEEP TLSH

          System.Private.Uri.dll

          • Path C:\Users\Admin\rVclient\System.Private.Uri.dll
          • Size 253KB
          • SHA256 955d2631e7599e230270cec60bad377bf7ee407743d0a4a2d917c238bd386259
          • MD5 SHA1 SHA512 SSDEEP TLSH

          System.Runtime.CompilerServices.Unsafe.dll

          • Path C:\Users\Admin\rVclient\System.Runtime.CompilerServices.Unsafe.dll
          • Size 14KB
          • SHA256 e7534e9b12d0f98a4053086538c92bb17e026bd8939971f0ae208ab7d7f5a94a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          System.Runtime.InteropServices.dll

          • Path C:\Users\Admin\rVclient\System.Runtime.InteropServices.dll
          • Size 93KB
          • SHA256 299c41cc69294db38b3f39d06c0d9268b141e37a4e42a750956f8bcec8fbfea0
          • MD5 SHA1 SHA512 SSDEEP TLSH

          System.Runtime.dll

          • Path C:\Users\Admin\rVclient\System.Runtime.dll
          • Size 42KB
          • SHA256 48c8acb86ac860a68cd0c7d4a86e94f958ffe6d2419ce73c886ae6cf46608741
          • MD5 SHA1 SHA512 SSDEEP TLSH

          System.Security.Cryptography.dll

          • Path C:\Users\Admin\rVclient\System.Security.Cryptography.dll
          • Size 2.0MB
          • SHA256 c3a53715b78aea90e84bfb9d1dfdb9618a4a903455a06dd7096cc466b4075d9b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          System.Threading.dll

          • Path C:\Users\Admin\rVclient\System.Threading.dll
          • Size 81KB
          • SHA256 e73815e56431ae0c0f57e828ec0ddd84e5146b48934208ec6f2451f37b505dc6
          • MD5 SHA1 SHA512 SSDEEP TLSH

          WinRT.Runtime.dll

          • Path C:\Users\Admin\rVclient\WinRT.Runtime.dll
          • Size 516KB
          • SHA256 bcf3a14e8712a90837fc5c0d8c8a24696af2bd7f74e9767597ec81ededfb23db
          • MD5 SHA1 SHA512 SSDEEP TLSH

          clrjit.dll

          • Path C:\Users\Admin\rVclient\clrjit.dll
          • Size 1.7MB
          • SHA256 2e1094ac04a972948ced6cafec9699816628184713401f247d3a4f1ba6723a85
          • MD5 SHA1 SHA512 SSDEEP TLSH

          coreclr.dll

          • Path C:\Users\Admin\rVclient\coreclr.dll
          • Size 4.8MB
          • SHA256 fc2909e16b3f70edfeac96d69d3f1d444705b1e4ad922dc760bb396338a7b1de
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Microsoft.UI.Xaml.dll.mui

          • Path C:\Users\Admin\rVclient\en-US\Microsoft.UI.Xaml.dll.mui
          • Size 15KB
          • SHA256 f82a078f13323c1f8a866dd380b5a014b65b969621d4fc62afda26417fa01f08
          • MD5 SHA1 SHA512 SSDEEP TLSH

          hostfxr.dll

          • Path C:\Users\Admin\rVclient\hostfxr.dll
          • Size 357KB
          • SHA256 751ccef66f160ca66ca9ac5bde2e781c360d9706f9aaba0a6f180557f80798c2
          • MD5 SHA1 SHA512 SSDEEP TLSH

          hostpolicy.dll

          • Path C:\Users\Admin\rVclient\hostpolicy.dll
          • Size 397KB
          • SHA256 1b629e243366c8db82a55d0d8b0562d924e6681e81afc100e79526053451971a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          rVclient.deps.json

          • Path C:\Users\Admin\rVclient\rVclient.deps.json
          • Size 32KB
          • SHA256 7182d63f72647dd0e1f9c44c489881034e6da4a679104d3c352b53b64416853b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          rVclient.dll

          • Path C:\Users\Admin\rVclient\rVclient.dll
          • Size 858KB
          • SHA256 0fcbd2fd16c9e78f6d9fd834077be27593dacbb644735ef3ae70206f2991f6e7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          rVclient.exe

          • Path C:\Users\Admin\rVclient\rVclient.exe
          • Size 368KB
          • SHA256 78e9d47236f4f1b491931a3bef13f106201100e24d80c702297eb4dfccf9fb46
          • MD5 SHA1 SHA512 SSDEEP TLSH

          rVclient.ini

          • Path C:\Users\Admin\rVclient\rVclient.ini
          • Size 122B
          • SHA256 fdaeee64bc2f9839980eeaebfd91870b0fd61b0adf6944e2d8f3b1d5607d9f8d
          • MD5 SHA1 SHA512 TLSH

          rVclient.ini.tmp

          • Path C:\Users\Admin\rVclient\rVclient.ini.tmp
          • Size 161B
          • SHA256 e49d65b00303f88f642a7bf61a24a25defc9b5cb90a616f4ebe227e5f212f87e
          • MD5 SHA1 SHA512 TLSH

          rVclient.runtimeconfig.json

          • Path C:\Users\Admin\rVclient\rVclient.runtimeconfig.json
          • Size 372B
          • SHA256 2afd10f6ba1551c115362013c6ce4568a6c132b6c6d8d4937993fd016efaab9d
          • MD5 SHA1 SHA512 TLSH

          resources.pri

          • Path C:\Users\Admin\rVclient\resources.pri
          • Size 1.4MB
          • SHA256 927c8b175e23771c9e2a2c3ec03c33e14fcc6b9c04b68392d97c2162fac359c7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          rvclient-launcher.version

          • Path C:\Users\Admin\rVclient\rvclient-launcher.version
          • Size 6B
          • SHA256 d2c4f25218cf0798da4bb22af0dc81b89ba54abdb3ee65cf60c602deb76e9130
          • MD5 SHA1 SHA512

          memory/5556-533-0x00007FFF9C670000-0x00007FFF9C680000-memory.dmp