Analysis
- user interaction
yes - max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
25/09/2026, 08:24
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
Potvrdenie novej objednávky.PDF.exe
Resource
win10v2004-20260911-en
18 signatures
150 seconds
Behavioral task
behavioral2
Sample
Potvrdenie novej objednávky.PDF.exe
Resource
win11ltsc2024-20260911-en
17 signatures
150 seconds
General
- Target Potvrdenie novej objednávky.PDF.exe
- Size 1.0MB
- Sample260925-ka8syswyez
- SHA256 e0907a6a8bc42246d371ed78a42235838b1135fd6a32e5fd5caa7fcf48eb7696
- MD5 7f94553b9292110f53528d82b725d246
- SHA1 6b97c59c7c640be1e628bbecae6951f6e73028e0
- SHA512 2e793c27f9399edb36b381d08f99d7d32324399d67d8d71758e4a7a9dcfd86967ee326e0982f18e82802f1684120f716871ab89ebc419ba14e9591861585d282
- SSDEEP 24576:lCMAhwPebgiCEYh+ZT11Q4cvUFoA55/3NUvu3oA+s0Cazoum:JXPebfCEYYZp1Q4xoCrx3v0CAe
- TLSH T1BF3512656B29D647DCE40BB80AB2F3B507B40D8AA925D386CEFDBCE77411B161D48383
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Formbook payload 4 IoCs
resource yara_rule behavioral1/memory/2864-13-0x0000000000BE0000-0x0000000000C26000-memory.dmp family_formbook behavioral1/memory/2864-41-0x0000000000BE0000-0x0000000000C26000-memory.dmp family_formbook behavioral1/memory/2864-71-0x0000000000BE0000-0x0000000000C26000-memory.dmp family_formbook behavioral1/memory/3440-72-0x0000000000B80000-0x0000000000BC3000-memory.dmp family_formbook - Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs
Run Powershell and hide display window.
pid Process 4376 powershell.exe 4140 powershell.exe 2960 powershell.exe - Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-240542094-4193773837-3211495583-1000\Control Panel\International\Geo\Nation Potvrdenie novej objednávky.PDF.exe Key value queried \REGISTRY\USER\S-1-5-21-240542094-4193773837-3211495583-1000\Control Panel\International\Geo\Nation cZa.exe - Executes dropped EXE 1 IoCs
pid Process 4152 cZa.exe - Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
description ioc Process Key enumerated \REGISTRY\USER\S-1-5-21-240542094-4193773837-3211495583-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook cmmon32.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-240542094-4193773837-3211495583-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\cZa = "\"C:\\Windows\\system32\\WindowsPowerShell\\v1.0\\powershell.exe\" -NoProfile -ExecutionPolicy Bypass -WindowStyle Hidden -Command \"$n4vbgx=[System.Environment]::TickCount;$1uynlu=([System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String('U3RhcnQtUHJvY2Vzcw==')));$n4vbgx=[System.Environment]::TickCount;$0syqhp=([System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String('QzpcVXNlcnNcQWRtaW5cQXBwRGF0YVxSb2FtaW5nXGNaYS5leGU=')));$vdsyp5=$env:COMPUTERNAME;& $1uynlu -FilePath $0syqhp\"" Potvrdenie novej objednávky.PDF.exe - SmartAssembly .NET packer 1 IoCs
Detects SmartAssembly .NET packer.
resource yara_rule behavioral1/memory/4652-6-0x0000000005D90000-0x0000000005DAA000-memory.dmp SmartAssembly - Suspicious use of SetThreadContext 7 IoCs
description pid Process procid_target PID 4652 set thread context of 2864 4652 Potvrdenie novej objednávky.PDF.exe 102 PID 2864 set thread context of 968 2864 RegSvcs.exe PID 2864 set thread context of 3440 2864 RegSvcs.exe 106 PID 3440 set thread context of 3288 3440 cmmon32.exe 56 PID 4152 set thread context of 4848 4152 cZa.exe 117 PID 3440 set thread context of 1496 3440 cmmon32.exe 118 PID 3440 set thread context of 4236 3440 cmmon32.exe 121 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 5 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 cmmon32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Potvrdenie novej objednávky.PDF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cZa.exe -
description ioc Process Key created \Registry\User\S-1-5-21-240542094-4193773837-3211495583-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 cmmon32.exe - Suspicious behavior: EnumeratesProcesses 46 IoCs
pid Process 4652 Potvrdenie novej objednávky.PDF.exe 4652 Potvrdenie novej objednávky.PDF.exe 2864 RegSvcs.exe 2864 RegSvcs.exe 2960 powershell.exe 2864 RegSvcs.exe 2960 powershell.exe 2864 RegSvcs.exe 4376 powershell.exe 4376 powershell.exe 4376 powershell.exe 3440 cmmon32.exe 3440 cmmon32.exe 3440 cmmon32.exe 3440 cmmon32.exe 3440 cmmon32.exe 4152 cZa.exe 4152 cZa.exe 4152 cZa.exe 4152 cZa.exe 4152 cZa.exe 4152 cZa.exe 4152 cZa.exe 4152 cZa.exe 4152 cZa.exe 4152 cZa.exe 4152 cZa.exe 4848 RegSvcs.exe 4140 powershell.exe 4140 powershell.exe 3440 cmmon32.exe 3440 cmmon32.exe 3440 cmmon32.exe 3440 cmmon32.exe 3440 cmmon32.exe 3440 cmmon32.exe 3440 cmmon32.exe 3440 cmmon32.exe 3440 cmmon32.exe 3440 cmmon32.exe 3440 cmmon32.exe 3440 cmmon32.exe 3440 cmmon32.exe 3440 cmmon32.exe 3440 cmmon32.exe 3440 cmmon32.exe - Suspicious behavior: MapViewOfSection 1 TTPs 7 IoCs
pid Process 2864 RegSvcs.exe 3440 cmmon32.exe 3440 cmmon32.exe 3440 cmmon32.exe 3440 cmmon32.exe 3440 cmmon32.exe 3440 cmmon32.exe - Suspicious use of AdjustPrivilegeToken 17 IoCs
description pid Process Token: SeDebugPrivilege 4652 Potvrdenie novej objednávky.PDF.exe Token: SeDebugPrivilege 2960 powershell.exe Token: SeDebugPrivilege 4376 powershell.exe Token: SeDebugPrivilege 4152 cZa.exe Token: SeShutdownPrivilege 3288 Explorer.EXE Token: SeCreatePagefilePrivilege 3288 Explorer.EXE Token: SeShutdownPrivilege 3288 Explorer.EXE Token: SeCreatePagefilePrivilege 3288 Explorer.EXE Token: SeDebugPrivilege 4140 powershell.exe Token: SeShutdownPrivilege 3288 Explorer.EXE Token: SeCreatePagefilePrivilege 3288 Explorer.EXE Token: SeShutdownPrivilege 3288 Explorer.EXE Token: SeCreatePagefilePrivilege 3288 Explorer.EXE Token: SeShutdownPrivilege 3288 Explorer.EXE Token: SeCreatePagefilePrivilege 3288 Explorer.EXE Token: SeShutdownPrivilege 3288 Explorer.EXE Token: SeCreatePagefilePrivilege 3288 Explorer.EXE - Suspicious use of UnmapMainImage 1 TTPs 1 IoCs
pid Process 3288 Explorer.EXE - Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 4652 wrote to memory of 2960 4652 Potvrdenie novej objednávky.PDF.exe 100 PID 4652 wrote to memory of 2864 4652 Potvrdenie novej objednávky.PDF.exe 102 PID 4652 wrote to memory of 2864 4652 Potvrdenie novej objednávky.PDF.exe 102 PID 4652 wrote to memory of 2864 4652 Potvrdenie novej objednávky.PDF.exe 102 PID 4376 wrote to memory of 4152 4376 powershell.exe 105 PID 4152 wrote to memory of 4140 4152 cZa.exe 111 PID 4152 wrote to memory of 3904 4152 cZa.exe 113 PID 4152 wrote to memory of 4036 4152 cZa.exe 114 PID 4152 wrote to memory of 2548 4152 cZa.exe 115 PID 4152 wrote to memory of 3672 4152 cZa.exe 116 PID 4152 wrote to memory of 4848 4152 cZa.exe 117 PID 4152 wrote to memory of 4848 4152 cZa.exe 117 PID 4152 wrote to memory of 4848 4152 cZa.exe 117 PID 3440 wrote to memory of 1496 3440 cmmon32.exe 118 PID 3440 wrote to memory of 4236 3440 cmmon32.exe 121 - outlook_office_path 1 IoCs
description ioc Process Key enumerated \REGISTRY\USER\S-1-5-21-240542094-4193773837-3211495583-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook cmmon32.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3288 -
C:\Users\Admin\AppData\Local\Temp\Potvrdenie novej objednávky.PDF.exe"C:\Users\Admin\AppData\Local\Temp\Potvrdenie novej objednávky.PDF.exe"2⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4652 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Potvrdenie novej objednávky.PDF.exe"3⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2960
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2864
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C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -ExecutionPolicy Bypass -WindowStyle Hidden -Command "$n4vbgx=[System.Environment]::TickCount;$1uynlu=([System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String('U3RhcnQtUHJvY2Vzcw==')));$n4vbgx=[System.Environment]::TickCount;$0syqhp=([System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String('QzpcVXNlcnNcQWRtaW5cQXBwRGF0YVxSb2FtaW5nXGNaYS5leGU=')));$vdsyp5=$env:COMPUTERNAME;& $1uynlu -FilePath $0syqhp"1⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4376 -
C:\Users\Admin\AppData\Roaming\cZa.exe"C:\Users\Admin\AppData\Roaming\cZa.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4152 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\cZa.exe"3⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4140
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"3⤵PID:3904
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"3⤵PID:4036
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"3⤵PID:2548
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"3⤵PID:3672
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"3⤵
- Suspicious behavior: EnumeratesProcesses
PID:4848
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C:\Windows\SysWOW64\cmmon32.exe"C:\Windows\SysWOW64\cmmon32.exe"1⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
- outlook_office_path
PID:3440 -
C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe"2⤵PID:1496
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C:\Program Files\Mozilla Firefox\Firefox.exe"C:\Program Files\Mozilla Firefox\Firefox.exe"2⤵PID:4236
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C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"1⤵PID:2776
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C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"1⤵PID:5076
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
- Size 2KB
- SHA256 92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
- MD5 968cb9309758126772781b83adb8a28f
- SHA1 8da30e71accf186b2ba11da1797cf67f8f78b47c
- SHA512 4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
- TLSH T1A4417C303261A9D84D435B0215286ED5E3EF478AAFAC5F5CB569231DCE2A44BD7221F3
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 18KB
- SHA256 6178559bd6db49e30cd0c3ee86bb8b8f56934a0b34713f07a7da51e0dfc65da2
- MD5 fd1e54364ce058fd17eb6b48544ef73d
- SHA1 f9da3699efb5101829db650481173a4137855a0c
- SHA512 e8d7cb54e775e507ec742c240d942aaea5ae8c75c1eeb78ee060a1345572a2cba10673e958e0c52775cd52db6c2c3276995c317389378d3ad02239f36b0d4176
- SSDEEP 384:rsf+B29i+2Fb75ok+o9oGT/yK6seYLME/B03SoZKfYSgojEDkSQ0gdMtkKhD:wfcFjoGT/yNgrqSVW2ED/Cm3
- TLSH T14B82D66E611F16C3C49613B8E11B045FE8F2DD8D531A13D87B1E9F3B4AACA9E903D548
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_k2tkarab.qfj.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- TLSH T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\cZa.exe
- Size 1.0MB
- SHA256 e0907a6a8bc42246d371ed78a42235838b1135fd6a32e5fd5caa7fcf48eb7696
- MD5 7f94553b9292110f53528d82b725d246
- SHA1 6b97c59c7c640be1e628bbecae6951f6e73028e0
- SHA512 2e793c27f9399edb36b381d08f99d7d32324399d67d8d71758e4a7a9dcfd86967ee326e0982f18e82802f1684120f716871ab89ebc419ba14e9591861585d282
- SSDEEP 24576:lCMAhwPebgiCEYh+ZT11Q4cvUFoA55/3NUvu3oA+s0Cazoum:JXPebfCEYYZp1Q4xoCrx3v0CAe
- TLSH T1BF3512656B29D647DCE40BB80AB2F3B507B40D8AA925D386CEFDBCE77411B161D48383
- MD5 SHA1 SHA512 SSDEEP TLSH