Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
19-04-2024 14:12
Static task
static1
Behavioral task
behavioral1
Sample
d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe
Resource
win10v2004-20240412-en
General
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Target
d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe
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Size
4.2MB
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MD5
341d7e1f40f359c07e6775358c46baad
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SHA1
fd9e364afe24c4c43882f1ae3daf2f4e23a94655
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SHA256
d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61
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SHA512
9168969315459a78fa1e4e49f2f9cb7964502309eab08140e5fca9e0b2be9a5ed1491f4eed111a2f2a90597b164bb15348474b86122d10d9075f504bd6588cc7
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SSDEEP
98304:Lu15A1GiNRFuKfVvdEh8/k6ld6teGU//blllQO5EUt0+BFZRUpdVYK:LaARFuKJWhQkavn//blllQdNaFDGXt
Malware Config
Signatures
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Glupteba payload 22 IoCs
Processes:
resource yara_rule behavioral1/memory/1688-2-0x0000000003FA0000-0x000000000488B000-memory.dmp family_glupteba behavioral1/memory/1688-3-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1688-45-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4508-49-0x0000000003E00000-0x00000000046EB000-memory.dmp family_glupteba behavioral1/memory/1688-48-0x0000000003FA0000-0x000000000488B000-memory.dmp family_glupteba behavioral1/memory/4508-50-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4508-132-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4508-144-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4508-153-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2848-254-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2848-263-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2848-264-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2848-267-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2848-269-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2848-271-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2848-273-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2848-274-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2848-277-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2848-279-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2848-281-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2848-282-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2848-285-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 2124 netsh.exe -
Executes dropped EXE 4 IoCs
Processes:
csrss.exeinjector.exewindefender.exewindefender.exepid process 2848 csrss.exe 1564 injector.exe 3156 windefender.exe 2676 windefender.exe -
Processes:
resource yara_rule C:\Windows\windefender.exe upx behavioral1/memory/3156-262-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2676-265-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2676-268-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.execsrss.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
Processes:
csrss.exedescription ioc process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
Processes:
d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exedescription ioc process File opened (read-only) \??\VBoxMiniRdrDN d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe -
Drops file in Windows directory 4 IoCs
Processes:
d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.execsrss.exedescription ioc process File opened for modification C:\Windows\rss d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe File created C:\Windows\rss\csrss.exe d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
Processes:
sc.exepid process 4628 sc.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3596 1452 WerFault.exe powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid process 1952 schtasks.exe 736 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
powershell.exepowershell.exewindefender.exed763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-364 = "Middle East Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time" d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-451 = "Caucasus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-571 = "China Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time" d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2372 = "Easter Island Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-72 = "Newfoundland Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time" d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1501 = "Turkey Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-842 = "Argentina Standard Time" d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2162 = "Altai Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1802 = "Line Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1872 = "Russia TZ 7 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-3051 = "Qyzylorda Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time" d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-334 = "Jordan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2892 = "Sudan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2512 = "Lord Howe Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1971 = "Belarus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1892 = "Russia TZ 3 Standard Time" d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2161 = "Altai Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1862 = "Russia TZ 6 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time" d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-202 = "US Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time" d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time" d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exed763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exepowershell.exed763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exepid process 1452 powershell.exe 1452 powershell.exe 1688 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe 1688 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe 3544 powershell.exe 3544 powershell.exe 4508 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe 4508 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe 4508 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe 4508 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe 4508 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe 4508 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe 4508 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe 4508 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe 4508 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe 4508 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe 1256 powershell.exe 1256 powershell.exe 2148 powershell.exe 2148 powershell.exe 4152 powershell.exe 4152 powershell.exe 3496 powershell.exe 3496 powershell.exe 4308 powershell.exe 4308 powershell.exe 1564 injector.exe 1564 injector.exe 1564 injector.exe 1564 injector.exe 1564 injector.exe 1564 injector.exe 2848 csrss.exe 2848 csrss.exe 1564 injector.exe 1564 injector.exe 1564 injector.exe 1564 injector.exe 1564 injector.exe 1564 injector.exe 2848 csrss.exe 2848 csrss.exe 1564 injector.exe 1564 injector.exe 1564 injector.exe 1564 injector.exe 2848 csrss.exe 2848 csrss.exe 1564 injector.exe 1564 injector.exe 1564 injector.exe 1564 injector.exe 1564 injector.exe 1564 injector.exe 1564 injector.exe 1564 injector.exe 1564 injector.exe 1564 injector.exe 1564 injector.exe 1564 injector.exe 1564 injector.exe 1564 injector.exe 1564 injector.exe 1564 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
powershell.exed763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exedescription pid process Token: SeDebugPrivilege 1452 powershell.exe Token: SeDebugPrivilege 1688 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe Token: SeImpersonatePrivilege 1688 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe Token: SeDebugPrivilege 3544 powershell.exe Token: SeDebugPrivilege 1256 powershell.exe Token: SeDebugPrivilege 2148 powershell.exe Token: SeDebugPrivilege 4152 powershell.exe Token: SeDebugPrivilege 3496 powershell.exe Token: SeDebugPrivilege 4308 powershell.exe Token: SeSystemEnvironmentPrivilege 2848 csrss.exe Token: SeSecurityPrivilege 4628 sc.exe Token: SeSecurityPrivilege 4628 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exed763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.execmd.execsrss.exewindefender.execmd.exedescription pid process target process PID 1688 wrote to memory of 1452 1688 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe powershell.exe PID 1688 wrote to memory of 1452 1688 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe powershell.exe PID 1688 wrote to memory of 1452 1688 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe powershell.exe PID 4508 wrote to memory of 3544 4508 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe powershell.exe PID 4508 wrote to memory of 3544 4508 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe powershell.exe PID 4508 wrote to memory of 3544 4508 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe powershell.exe PID 4508 wrote to memory of 3252 4508 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe cmd.exe PID 4508 wrote to memory of 3252 4508 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe cmd.exe PID 3252 wrote to memory of 2124 3252 cmd.exe netsh.exe PID 3252 wrote to memory of 2124 3252 cmd.exe netsh.exe PID 4508 wrote to memory of 1256 4508 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe powershell.exe PID 4508 wrote to memory of 1256 4508 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe powershell.exe PID 4508 wrote to memory of 1256 4508 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe powershell.exe PID 4508 wrote to memory of 2148 4508 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe powershell.exe PID 4508 wrote to memory of 2148 4508 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe powershell.exe PID 4508 wrote to memory of 2148 4508 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe powershell.exe PID 4508 wrote to memory of 2848 4508 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe csrss.exe PID 4508 wrote to memory of 2848 4508 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe csrss.exe PID 4508 wrote to memory of 2848 4508 d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe csrss.exe PID 2848 wrote to memory of 4152 2848 csrss.exe powershell.exe PID 2848 wrote to memory of 4152 2848 csrss.exe powershell.exe PID 2848 wrote to memory of 4152 2848 csrss.exe powershell.exe PID 2848 wrote to memory of 3496 2848 csrss.exe powershell.exe PID 2848 wrote to memory of 3496 2848 csrss.exe powershell.exe PID 2848 wrote to memory of 3496 2848 csrss.exe powershell.exe PID 2848 wrote to memory of 4308 2848 csrss.exe powershell.exe PID 2848 wrote to memory of 4308 2848 csrss.exe powershell.exe PID 2848 wrote to memory of 4308 2848 csrss.exe powershell.exe PID 2848 wrote to memory of 1564 2848 csrss.exe injector.exe PID 2848 wrote to memory of 1564 2848 csrss.exe injector.exe PID 3156 wrote to memory of 1608 3156 windefender.exe cmd.exe PID 3156 wrote to memory of 1608 3156 windefender.exe cmd.exe PID 3156 wrote to memory of 1608 3156 windefender.exe cmd.exe PID 1608 wrote to memory of 4628 1608 cmd.exe sc.exe PID 1608 wrote to memory of 4628 1608 cmd.exe sc.exe PID 1608 wrote to memory of 4628 1608 cmd.exe sc.exe -
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
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C:\Users\Admin\AppData\Local\Temp\d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe"C:\Users\Admin\AppData\Local\Temp\d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1688 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1452 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1452 -s 25163⤵
- Program crash
PID:3596
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C:\Users\Admin\AppData\Local\Temp\d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe"C:\Users\Admin\AppData\Local\Temp\d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61.exe"2⤵
- Adds Run key to start application
- Checks for VirtualBox DLLs, possible anti-VM trick
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4508 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3544
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C:\Windows\system32\cmd.exeC:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"3⤵
- Suspicious use of WriteProcessMemory
PID:3252 -
C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes4⤵
- Modifies Windows Firewall
PID:2124
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1256
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2148
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Manipulates WinMonFS driver.
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2848 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4152
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:1952
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3520
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3496
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4308
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C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeC:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:1564
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:736
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3156 -
C:\Windows\SysWOW64\cmd.execmd.exe /C sc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)5⤵
- Suspicious use of WriteProcessMemory
PID:1608 -
C:\Windows\SysWOW64\sc.exesc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)6⤵
- Launches sc.exe
- Suspicious use of AdjustPrivilegeToken
PID:4628
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1452 -ip 14521⤵PID:1152
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2676
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD576706ebb6a52fb163c4a3ea6ad54d15d
SHA1d23d5cf17af4fd741310ea5da2faa76ded485018
SHA25679754afe51535a559cb012fcb05ba1669432bc7e2a5be3a76d1174868331ad23
SHA512f68e83ad27a85c0552562cb63663188bbb85ca448487d6a096c15e2b604598e31f54d54f4748cfa40cf4c902aa34ce9dae320c5d4a8af3d1b1d4f13810b8c86f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f54f4de8f6c9907c68ba20d09602b770
SHA17afe3eba5f6fd8e6a6cbac4bfbd5a5106f038abf
SHA256650cbb173ebd48fe4549e0a3d4eb5fdde0314b7fe1e81a7893582a3f2bfc1cd4
SHA512ae1d45e8fcf63f49d3126dd26628a52c6383c58eb768b37abd22ffef019f0e83b4be1f3513d7ce811db5f3db337961e7d5675f1233858e37f1c589bb1e284458
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5067647f26d2fc3cc34e42d1eb334e144
SHA16057cea3d3ee2a1df3a234b6d59d228607ec4aec
SHA2565a468e24595c4acaea25f46f204f17e54f119b8d1fa8612d2a10ecf90883f0f7
SHA5121a2a1075616846845e01e619b58241f0c5d8e57dde8bb0e545d980c4e4923bc7b15e35e96e3def5671c22b80a76e986226241ce722100a3694267342535afe40
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD573696fb9fcd52918bcffeab3b83158a8
SHA10ff893c2c4f3282f4f22c8d4823928618c89bb3d
SHA2560be7c36a882033f56ba26590bbc56a869b992c90e634ca5636611c66a16139c9
SHA5127883dc80fb603f7e7614739a77ba1c1644b359c232db14a574970327ea5ef2fbfa79e24414ac0e60e0c4532943f2f70396243cdbe7fb1ddad71818f90ea1e46a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58379ebca183d376e66a6a185bbfdaa75
SHA1a2b5c68823a001b47be41760b766227c2221acf8
SHA256f15fcd32921e9a8792045b22c4a5386da43e2c848084b36a11076dfd3b6b4ab0
SHA512922410ad081bf1292c0c1376577c2fcf4f03f6aff72b9bfd11f352e93b180b5c92ab4d227d7f65d942a37ff6fa0c20b4f690c83d5805c5cd9b5af379b71b1474
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Filesize
4.2MB
MD5341d7e1f40f359c07e6775358c46baad
SHA1fd9e364afe24c4c43882f1ae3daf2f4e23a94655
SHA256d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61
SHA5129168969315459a78fa1e4e49f2f9cb7964502309eab08140e5fca9e0b2be9a5ed1491f4eed111a2f2a90597b164bb15348474b86122d10d9075f504bd6588cc7
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec