Analysis

  • user interaction
    yes
  • max time kernel
    108s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    18/07/2026, 13:59

General

  • Target
    ThirdClient.exe
  • Size 70KB
  • Sample260718-raskascz9k
  • SHA256 cf27cbef76ddf911ee4cf376d1107d1f12a5d4b5e53f5505a73cde10aa88ee5f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • ThirdReichRAT

Botnet
  • ThirdRAT

C2
  • xXxaa-55919.portmap.host:55919

Mutex
  • 79I2guVhqez2

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Signatures

  • Family: AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

  • Family: DonutLoader

    DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.

  • Async RAT payload 1 IoCs
  • Detects DonutLoader 2 IoCs
  • Manipulates Digital Signatures 1 TTPs 9 IoCs

    Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to make their binary seem validly signed.

  • Executes dropped EXE 1 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Start PowerShell.

  • Drops file in System32 directory 18 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Executes a command shell one-liner 1 TTPs 6 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Modifies data under HKEY_USERS 64 IoCs
  • Modifies registry key 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 33 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Windows\explorer.exe
    explorer.exe /LOADSAVEDWINDOWS
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5880
    • C:\Users\Admin\AppData\Local\Temp\ThirdClient.exe
      "C:\Users\Admin\AppData\Local\Temp\ThirdClient.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:5532
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c start /b powershell –ExecutionPolicy Bypass Start-Process -FilePath '"C:\Users\Admin\AppData\Local\Temp\ohrwqj.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:5172
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell –ExecutionPolicy Bypass Start-Process -FilePath '"C:\Users\Admin\AppData\Local\Temp\ohrwqj.exe"'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4440
        • C:\Users\Admin\AppData\Local\Temp\ohrwqj.exe
          "C:\Users\Admin\AppData\Local\Temp\ohrwqj.exe"
          4⤵
          • Executes dropped EXE
          • Writes to the Master Boot Record (MBR)
          • Drops file in System32 directory
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:4672
          • C:\Windows\System32\cmd.exe
            "C:\Windows\System32\cmd.exe" /c reg delete HKCR /f
            5⤵
            • Executes a command shell one-liner
            • Suspicious use of WriteProcessMemory
            PID:3068
            • C:\Windows\system32\reg.exe
              reg delete HKCR /f
              6⤵
                PID:3420
            • C:\Windows\System32\cmd.exe
              "C:\Windows\System32\cmd.exe" /c reg delete HKCU /f
              5⤵
              • Executes a command shell one-liner
              • Suspicious use of WriteProcessMemory
              PID:3136
              • C:\Windows\system32\reg.exe
                reg delete HKCU /f
                6⤵
                • Modifies registry key
                PID:6104
            • C:\Windows\System32\cmd.exe
              "C:\Windows\System32\cmd.exe" /c reg delete HKLM /f
              5⤵
              • Executes a command shell one-liner
              PID:5792
              • C:\Windows\system32\reg.exe
                reg delete HKLM /f
                6⤵
                • Modifies registry key
                PID:4728
            • C:\Windows\System32\cmd.exe
              "C:\Windows\System32\cmd.exe" /c reg delete HKU /f
              5⤵
              • Executes a command shell one-liner
              • Suspicious use of WriteProcessMemory
              PID:4236
              • C:\Windows\system32\reg.exe
                reg delete HKU /f
                6⤵
                • Manipulates Digital Signatures
                • Modifies data under HKEY_USERS
                PID:5336
            • C:\Windows\System32\cmd.exe
              "C:\Windows\System32\cmd.exe" /c reg delete HKCC /f
              5⤵
              • Executes a command shell one-liner
              • Suspicious use of WriteProcessMemory
              PID:4548
              • C:\Windows\system32\reg.exe
                reg delete HKCC /f
                6⤵
                  PID:4408
      • C:\Windows\system32\AUDIODG.EXE
        C:\Windows\system32\AUDIODG.EXE 0x00000000000004D4 0x00000000000004CC
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:768
      • C:\Windows\system32\userinit.exe
        C:\Windows\system32\userinit.exe
        1⤵
          PID:5256
          • C:\Windows\Explorer.EXE
            C:\Windows\Explorer.EXE
            2⤵
              PID:4276
          • C:\Windows\system32\OpenWith.exe
            C:\Windows\system32\OpenWith.exe -Embedding
            1⤵
              PID:5288
            • C:\Windows\system32\OpenWith.exe
              C:\Windows\system32\OpenWith.exe -Embedding
              1⤵
                PID:5472
              • C:\Windows\system32\OpenWith.exe
                C:\Windows\system32\OpenWith.exe -Embedding
                1⤵
                  PID:4064
                • C:\Windows\system32\OpenWith.exe
                  C:\Windows\system32\OpenWith.exe -Embedding
                  1⤵
                    PID:3940
                  • C:\Windows\system32\OpenWith.exe
                    C:\Windows\system32\OpenWith.exe -Embedding
                    1⤵
                      PID:3600
                    • C:\Windows\system32\OpenWith.exe
                      C:\Windows\system32\OpenWith.exe -Embedding
                      1⤵
                        PID:1212
                      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                        1⤵
                          PID:4060
                        • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
                          "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
                          1⤵
                            PID:2956
                          • C:\Windows\system32\OpenWith.exe
                            C:\Windows\system32\OpenWith.exe -Embedding
                            1⤵
                              PID:1476
                            • C:\Windows\system32\ctfmon.exe
                              /QuitInfo:000000000000026C;0000000000000270;
                              1⤵
                                PID:5808
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k GPSvcGroup
                                1⤵
                                  PID:5476

                                Network

                                      MITRE ATT&CK Enterprise v16

                                      Replay Monitor

                                      Loading Replay Monitor...

                                      Downloads

                                      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

                                      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

                                      microsoftwindows.client[1].xml

                                      • Path C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\AC\Microsoft\Internet Explorer\DOMStore\MFC65VSF\microsoftwindows.client[1].xml
                                      • Size 97B
                                      • SHA256 81dd64fa407b34f7c0a454aa300a81e62ef730c18a3665057533c4f3a33c6d70
                                      • MD5 SHA1 SHA512 TLSH

                                      ohrwqj.exe

                                      • Path C:\Users\Admin\AppData\Local\Temp\ohrwqj.exe
                                      • Size 11KB
                                      • SHA256 48f7f4568b1480c9ca31ab5fcc7b83041c01c363fcb78b0f09ce96b768ec542f
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      desktop.ini

                                      • Path C:\Users\Admin\Contacts\desktop.ini
                                      • Size 412B
                                      • SHA256 48a6703a09f1197ee85208d5821032b77d20b3368c6b4de890c44fb482149cf7
                                      • MD5 SHA1 SHA512 TLSH

                                      desktop.ini

                                      • Path C:\Users\Admin\Documents\desktop.ini
                                      • Size 402B
                                      • SHA256 cafec240d998e4b6e92ad1329cd417e8e9cbd73157488889fd93a542de4a4844
                                      • MD5 SHA1 SHA512 TLSH

                                      desktop.ini

                                      • Path C:\Users\Admin\Downloads\desktop.ini
                                      • Size 282B
                                      • SHA256 b029393ea7b7cf644fb1c9f984f57c1980077562ee2e15d0ffd049c4c48098d3
                                      • MD5 SHA1 SHA512 TLSH

                                      desktop.ini

                                      • Path C:\Users\Admin\Links\desktop.ini
                                      • Size 504B
                                      • SHA256 a4234e2cf44c57609fd7cb0f9f0a33ee136b542fba5121ac02d85b38fb2ea02d
                                      • MD5 SHA1 SHA512 TLSH

                                      desktop.ini

                                      • Path C:\Users\Admin\Music\desktop.ini
                                      • Size 504B
                                      • SHA256 8301e344371b0753d547b429c5fe513908b1c9813144f08549563ac7f4d7da68
                                      • MD5 SHA1 SHA512 TLSH

                                      desktop.ini

                                      • Path C:\Users\Admin\Pictures\desktop.ini
                                      • Size 504B
                                      • SHA256 88856962cef670c087eda4e07d8f78465beeabb6143b96bd90f884a80af925b4
                                      • MD5 SHA1 SHA512 TLSH

                                      desktop.ini

                                      • Path C:\Users\Admin\Saved Games\desktop.ini
                                      • Size 282B
                                      • SHA256 e6fdf8ed07b19b2a3b8eff05de7bc71152c85b377b9226f126dc54b58b930311
                                      • MD5 SHA1 SHA512 TLSH

                                      desktop.ini

                                      • Path C:\Users\Admin\Searches\desktop.ini
                                      • Size 524B
                                      • SHA256 a9e8ad0792b546a4a8ce49eda82b327ad9581141312efec3ac6f2d3ad5a05f17
                                      • MD5 SHA1 SHA512 TLSH

                                      desktop.ini

                                      • Path C:\Users\Admin\Videos\desktop.ini
                                      • Size 504B
                                      • SHA256 b287b639f6edd612f414caf000c12ba0555adb3a2643230cbdd5af4053284978
                                      • MD5 SHA1 SHA512 TLSH

                                      desktop.ini

                                      • Path C:\Users\Public\AccountPictures\desktop.ini
                                      • Size 196B
                                      • SHA256 658d53a476592db7e0e09ecd0073b80315dc2d9041b2fb3bf96eb84ff89676cc
                                      • MD5 SHA1 SHA512 TLSH

                                      desktop.ini

                                      • Path C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\Windows\Application Shortcuts\desktop.ini
                                      • Size 174B
                                      • SHA256 1d9dcd07e5fa1748da3e7e4d57eca2e88a4c42e4f2cead9192e94325c32c2e4f
                                      • MD5 SHA1 SHA512 TLSH

                                      desktop.ini

                                      • Path C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\Windows\Burn\Burn\desktop.ini
                                      • Size 174B
                                      • SHA256 feea416e5e5c8aa81416b81fb25132d1c18b010b02663a253338dbdfb066e122
                                      • MD5 SHA1 SHA512 TLSH

                                      iconcache_48.db

                                      • Path C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\Windows\Explorer\iconcache_48.db
                                      • Size 1024KB
                                      • SHA256 994506f76ad4f86c142e1fbf7661c82de4b5003888c61381520f235b0d60397d
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      iconcache_idx.db

                                      • Path C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\Windows\Explorer\iconcache_idx.db
                                      • Size 7KB
                                      • SHA256 f5c43da8e03ce1cf52b390e3b367cc32265583b05d598176bce177abdf8c2d74
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      desktop.ini

                                      • Path C:\Windows\System32\config\systemprofile\AppData\Roaming\Microsoft\Windows\AccountPictures\desktop.ini
                                      • Size 196B
                                      • SHA256 4e252dbee2058e1cf6f78fc67568759a8ad213bcafe33192e55dd5712d7e4abd
                                      • MD5 SHA1 SHA512 TLSH

                                      desktop.ini

                                      • Path C:\Windows\System32\config\systemprofile\AppData\Roaming\Microsoft\Windows\Libraries\desktop.ini
                                      • Size 302B
                                      • SHA256 873bcd7fc25e21142bdfcd6c8f2bea3e294a055e3f132d8a2b3407aba45074e1
                                      • MD5 SHA1 SHA512 TLSH

                                      desktop.ini

                                      • Path C:\Windows\System32\config\systemprofile\AppData\Roaming\Microsoft\Windows\Recent\desktop.ini
                                      • Size 432B
                                      • SHA256 eb315c9d165b4916e3b00e4d148b53a6c03a2f0694a6a8821d98e76f935ca6a8
                                      • MD5 SHA1 SHA512 TLSH

                                      desktop.ini

                                      • Path C:\Windows\System32\config\systemprofile\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\desktop.ini
                                      • Size 174B
                                      • SHA256 be49aff1e82fddfc2ab9dfffcb7e7be100800e3653fd1d12b6f8fa6a0957fcac
                                      • MD5 SHA1 SHA512 TLSH

                                      desktop.ini

                                      • Path C:\Windows\System32\config\systemprofile\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini
                                      • Size 174B
                                      • SHA256 cdb11958506a5ba5478e22ed472fa3ae422fe9916d674f290207e1fc29ae5a76
                                      • MD5 SHA1 SHA512 TLSH

                                      desktop.ini

                                      • Path C:\Windows\System32\config\systemprofile\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\desktop.ini
                                      • Size 174B
                                      • SHA256 768b6fde6149d9ebbed1e339a72e8cc8c535e5c61d7c82752f7dff50923b7aed
                                      • MD5 SHA1 SHA512 TLSH

                                      desktop.ini

                                      • Path C:\Windows\System32\config\systemprofile\AppData\Roaming\Microsoft\Windows\Start Menu\desktop.ini
                                      • Size 174B
                                      • SHA256 8e00a24ae458effe00a55344f7f34189b4594613284745ff7d406856a196c531
                                      • MD5 SHA1 SHA512 TLSH

                                      desktop.ini

                                      • Path C:\Windows\System32\config\systemprofile\Desktop\desktop.ini
                                      • Size 282B
                                      • SHA256 4b9d687ac625690fd026ed4b236dad1cac90ef69e7ad256cc42766a065b50026
                                      • MD5 SHA1 SHA512 TLSH

                                      desktop.ini

                                      • Path C:\Windows\System32\config\systemprofile\Documents\desktop.ini
                                      • Size 418B
                                      • SHA256 954b525be189a7fee40084bce8a1d9380280d109d64695e0c09b940c708aa274
                                      • MD5 SHA1 SHA512 TLSH

                                      desktop.ini

                                      • Path C:\Windows\System32\config\systemprofile\Downloads\desktop.ini
                                      • Size 298B
                                      • SHA256 d5e7d3ffbfeffe8c91236b30b1cd3c4cbb80059d16ff6edf52c2027874e1ebdf
                                      • MD5 SHA1 SHA512 TLSH

                                      desktop.ini

                                      • Path C:\Windows\System32\config\systemprofile\Favorites\desktop.ini
                                      • Size 402B
                                      • SHA256 a45e345556901cd98b9bf8700b2a263f1da2b2e53dbdf69b9e6cfab6e0bd3464
                                      • MD5 SHA1 SHA512 TLSH

                                      desktop.ini

                                      • Path C:\Windows\System32\config\systemprofile\Music\desktop.ini
                                      • Size 520B
                                      • SHA256 7edc1c721b5402e489554f848f85ccc8e190852a0ddcac22a6123c8263841340
                                      • MD5 SHA1 SHA512 TLSH

                                      desktop.ini

                                      • Path C:\Windows\System32\config\systemprofile\Pictures\desktop.ini
                                      • Size 520B
                                      • SHA256 3d643252d2ab50d0e5078aced4cb1ab19b5e8d1ff0bedf03f3243ebf3caa5884
                                      • MD5 SHA1 SHA512 TLSH

                                      desktop.ini

                                      • Path C:\Windows\System32\config\systemprofile\Videos\desktop.ini
                                      • Size 520B
                                      • SHA256 b41bdfe903bf4ab529adf9a2624c5733f5e044d42a6cd6fed18fd2c281f7fcc5
                                      • MD5 SHA1 SHA512 TLSH

                                      RGIEE0B.tmp

                                      • Path C:\Windows\Temp\RGIEE0B.tmp
                                      • Size 24KB
                                      • SHA256 04a0fbd0b5c3e4f7e3558a3871fe3f3cce5013a330941c3e72b4cdb19c81f2ad
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      memory/2956-531-0x00000143041C0000-0x00000143041E0000-memory.dmp

                                      memory/2956-519-0x00000143041A0000-0x00000143041C0000-memory.dmp

                                      memory/2956-503-0x00000143001E0000-0x00000143002E0000-memory.dmp

                                      memory/2956-552-0x0000014314780000-0x00000143147A0000-memory.dmp

                                      memory/2956-520-0x0000014314410000-0x0000014314510000-memory.dmp

                                      memory/4440-27-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                      memory/4440-32-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                      memory/4440-33-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                      memory/4440-25-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                      memory/4440-26-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                      memory/4440-24-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                      memory/4440-23-0x000002CD64CE0000-0x000002CD64D02000-memory.dmp

                                      memory/4440-20-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                      memory/4440-19-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                      memory/4672-31-0x0000000000FC0000-0x0000000000FCA000-memory.dmp

                                      memory/5532-4-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                      memory/5532-7-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                      memory/5532-2-0x00007FF8CFE3F000-0x00007FF8CFE40000-memory.dmp

                                      memory/5532-0-0x0000000000A50000-0x0000000000A68000-memory.dmp

                                      memory/5880-11-0x0000000002F00000-0x0000000002F0C000-memory.dmp

                                      memory/5880-8-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                      memory/5880-6-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                      memory/5880-5-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                      memory/5880-9-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                      memory/5880-12-0x0000000000CA0000-0x0000000000CAE000-memory.dmp

                                      memory/5880-10-0x00000000050C0000-0x0000000005136000-memory.dmp

                                      memory/5880-13-0x0000000003A10000-0x0000000003A2E000-memory.dmp

                                      memory/5880-37-0x0000000003A40000-0x0000000003A41000-memory.dmp

                                      memory/5880-39-0x0000000000E70000-0x0000000000E71000-memory.dmp

                                      memory/5880-3-0x0000000004BB0000-0x0000000004BC2000-memory.dmp

                                      memory/5880-1-0x0000000003470000-0x0000000003481000-memory.dmp

                                      memory/5880-40-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp