Analysis
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max time kernel
150s -
max time network
147s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
30-05-2023 19:06
Static task
static1
General
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Target
da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe
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Size
4.1MB
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MD5
1d92f13459b08314069eadfc0e4e31b4
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SHA1
d9e7906c77ccd0b6acf877de8bd594efb3d7a5eb
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SHA256
da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94
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SHA512
33da7f3e5dc2341b62c05b8a8c86374dd76839a5920ddcf0a708dac9790ae683e56c95610b242a0c2d24342639e5b7b93afaace8b3e93e8f3bab6b0bc97c4ff1
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SSDEEP
98304:BkA9R+z4MPVwNQ/vcFhe6lGRbXCwuAOwwJkXShSKGDc:BX9VMPWNQMFhtGRbXFuOwJyK8c
Malware Config
Signatures
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Glupteba payload 16 IoCs
resource yara_rule behavioral1/memory/3816-120-0x0000000002EA0000-0x000000000378B000-memory.dmp family_glupteba behavioral1/memory/3816-267-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3816-417-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2040-689-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2040-1151-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4100-1428-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4100-1890-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4100-1898-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4100-1899-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4100-1901-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4100-1904-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4100-1905-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4100-1907-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4100-1909-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4100-1912-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4100-1920-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe = "0" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 4916 netsh.exe -
Executes dropped EXE 5 IoCs
pid Process 4100 csrss.exe 1864 injector.exe 3488 windefender.exe 4024 windefender.exe 4848 f801950a962ddba14caaa44bf084b55c.exe -
resource yara_rule behavioral1/files/0x000700000001aec9-1893.dat upx behavioral1/files/0x000700000001aec9-1894.dat upx behavioral1/files/0x000700000001aec9-1895.dat upx behavioral1/memory/3488-1896-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4024-1897-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4024-1906-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x000700000001aeca-1916.dat upx behavioral1/files/0x000700000001aeca-1917.dat upx behavioral1/memory/4848-1918-0x0000000000400000-0x0000000000C25000-memory.dmp upx behavioral1/memory/4024-1919-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4848-1921-0x0000000000400000-0x0000000000C25000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe = "0" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Set value (str) \REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\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.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description 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 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 -
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.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe File created C:\Windows\rss\csrss.exe da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.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.
pid Process 2228 sc.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4800 schtasks.exe 3968 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2392 = "Aleutian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-335 = "Jordan Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\SYSTEM\CurrentControlSet\Control\NetTrace netsh.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-221 = "Alaskan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-651 = "AUS Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1722 = "Libya Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1412 = "Syria Standard Time" windefender.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-201 = "US Mountain Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-872 = "Pakistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2142 = "Transbaikal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.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" 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\1e\52C64B7E\@tzres.dll,-842 = "Argentina Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-341 = "Egypt Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-448 = "Azerbaijan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates 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\1e\52C64B7E\@tzres.dll,-82 = "Atlantic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1661 = "Bahia Daylight Time" da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-161 = "Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1892 = "Russia TZ 3 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1721 = "Libya Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2591 = "Tocantins Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 csrss.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4888 powershell.exe 4888 powershell.exe 4888 powershell.exe 3816 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 3816 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 4684 powershell.exe 4684 powershell.exe 4684 powershell.exe 2040 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 2040 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 2040 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 2040 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 2040 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 2040 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 2040 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 2040 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 2040 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 2040 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 3432 powershell.exe 3432 powershell.exe 3432 powershell.exe 1448 powershell.exe 1448 powershell.exe 1448 powershell.exe 1676 powershell.exe 1676 powershell.exe 1676 powershell.exe 4916 powershell.exe 4916 powershell.exe 4916 powershell.exe 4812 powershell.exe 4812 powershell.exe 4812 powershell.exe 1864 injector.exe 1864 injector.exe 1864 injector.exe 1864 injector.exe 1864 injector.exe 1864 injector.exe 1864 injector.exe 1864 injector.exe 4100 csrss.exe 4100 csrss.exe 1864 injector.exe 1864 injector.exe 1864 injector.exe 1864 injector.exe 1864 injector.exe 1864 injector.exe 4100 csrss.exe 4100 csrss.exe 1864 injector.exe 1864 injector.exe 4100 csrss.exe 4100 csrss.exe 1864 injector.exe 1864 injector.exe 1864 injector.exe 1864 injector.exe 1864 injector.exe 1864 injector.exe 1864 injector.exe 1864 injector.exe 1864 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4888 powershell.exe Token: SeDebugPrivilege 3816 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Token: SeImpersonatePrivilege 3816 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe Token: SeDebugPrivilege 4684 powershell.exe Token: SeDebugPrivilege 3432 powershell.exe Token: SeDebugPrivilege 1448 powershell.exe Token: SeDebugPrivilege 1676 powershell.exe Token: SeDebugPrivilege 4916 powershell.exe Token: SeDebugPrivilege 4812 powershell.exe Token: SeSystemEnvironmentPrivilege 4100 csrss.exe Token: SeSecurityPrivilege 2228 sc.exe Token: SeSecurityPrivilege 2228 sc.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 3816 wrote to memory of 4888 3816 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 67 PID 3816 wrote to memory of 4888 3816 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 67 PID 3816 wrote to memory of 4888 3816 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 67 PID 2040 wrote to memory of 4684 2040 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 72 PID 2040 wrote to memory of 4684 2040 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 72 PID 2040 wrote to memory of 4684 2040 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 72 PID 2040 wrote to memory of 3016 2040 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 74 PID 2040 wrote to memory of 3016 2040 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 74 PID 3016 wrote to memory of 4916 3016 cmd.exe 76 PID 3016 wrote to memory of 4916 3016 cmd.exe 76 PID 2040 wrote to memory of 3432 2040 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 77 PID 2040 wrote to memory of 3432 2040 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 77 PID 2040 wrote to memory of 3432 2040 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 77 PID 2040 wrote to memory of 1448 2040 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 79 PID 2040 wrote to memory of 1448 2040 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 79 PID 2040 wrote to memory of 1448 2040 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 79 PID 2040 wrote to memory of 4100 2040 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 81 PID 2040 wrote to memory of 4100 2040 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 81 PID 2040 wrote to memory of 4100 2040 da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe 81 PID 4100 wrote to memory of 1676 4100 csrss.exe 82 PID 4100 wrote to memory of 1676 4100 csrss.exe 82 PID 4100 wrote to memory of 1676 4100 csrss.exe 82 PID 4100 wrote to memory of 4916 4100 csrss.exe 89 PID 4100 wrote to memory of 4916 4100 csrss.exe 89 PID 4100 wrote to memory of 4916 4100 csrss.exe 89 PID 4100 wrote to memory of 4812 4100 csrss.exe 91 PID 4100 wrote to memory of 4812 4100 csrss.exe 91 PID 4100 wrote to memory of 4812 4100 csrss.exe 91 PID 4100 wrote to memory of 1864 4100 csrss.exe 93 PID 4100 wrote to memory of 1864 4100 csrss.exe 93 PID 3488 wrote to memory of 4040 3488 windefender.exe 100 PID 3488 wrote to memory of 4040 3488 windefender.exe 100 PID 3488 wrote to memory of 4040 3488 windefender.exe 100 PID 4040 wrote to memory of 2228 4040 cmd.exe 101 PID 4040 wrote to memory of 2228 4040 cmd.exe 101 PID 4040 wrote to memory of 2228 4040 cmd.exe 101 PID 4100 wrote to memory of 4848 4100 csrss.exe 104 PID 4100 wrote to memory of 4848 4100 csrss.exe 104 PID 4100 wrote to memory of 4848 4100 csrss.exe 104 -
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\da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe"C:\Users\Admin\AppData\Local\Temp\da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3816 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4888
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C:\Users\Admin\AppData\Local\Temp\da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe"C:\Users\Admin\AppData\Local\Temp\da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94.exe"2⤵
- Windows security bypass
- Windows security modification
- 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:2040 -
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:4684
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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:3016 -
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
- Modifies data under HKEY_USERS
PID:4916
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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:3432
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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:1448
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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
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4100 -
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:1676
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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:4800
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3020
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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:4916
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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:4812
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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:1864
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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:3968
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3488 -
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:4040 -
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:2228
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C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exeC:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe4⤵
- Executes dropped EXE
PID:4848
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4024
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1B
MD5c4ca4238a0b923820dcc509a6f75849b
SHA1356a192b7913b04c54574d18c28d46e6395428ab
SHA2566b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
SHA5124dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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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
MD51c19c16e21c97ed42d5beabc93391fc5
SHA18ad83f8e0b3acf8dfbbf87931e41f0d664c4df68
SHA2561bcd97396c83babfe6c5068ba590d7a3f8b70e72955a9d1e4070648e404cbf05
SHA5127d18776d8f649b3d29c182ff03efc6cea8b527542ee55304980f24577aae8b64e37044407776e220984346c3998ace5f8853afa58c8b38407482a728e9495e0c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5ac4782b9d85453ed2250e67fbcb98d38
SHA1b0ed64bd042427ea2d25152477b0ba84790b9fff
SHA2568c56c3ac13f55342d37eefcf176a9e584fc6f251615c2c92046818b1e50ba920
SHA5124939f8cadc78d360427182c2048ef0e7eb130f1d8ed8d5efc1b02eb16dfa8afe4e775bf5f9e7b3330749d134ab6436285442df8eb702606138b74f5f2cdfe2b2
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5ff230aa344f2163eda065205cf1e2570
SHA177596d7f4785f2d249c92a96ce21f62e5dad0a64
SHA256d0ea480ebfac3a4d93356f61900bf73894aa771bb4726eed66b3ac3dd56b660b
SHA512e6f322a35ec76aecb59eca995ae9fe1511a5ac709a2f6e73a0e8b260baafe3155e925376d46b8dbc95dba645b48d9eabfe3b63785e384f35f13d62ad10df638e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD588be3193e674756bcae18ce221adee0e
SHA1b7f14ae45ae299d80f9b6116c8cc0593f459015c
SHA256475f6414e9a1f2e91cb987b47041542ff1c9b55a001cb9fc4d159b4abab0f5de
SHA51289763562f878e3c97cdb7d19e73b0a6af02abd1e6edade5193cdd39f1b9a529ed49000527ade82707caff7e1168b6783f1b78870c4719bc074609f34e94d605c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD519a26143cf5b9fe6a4cb1d66fcf6395c
SHA1119ca3d36a0d75b9829c832bcde7f09e8ac18bb4
SHA256613272d5e15205b81784dc3b971e59803e682b7f05b04b436e96f3ea4f4d276f
SHA51287f7d6336d96b163194f5fbb4385f77f3025bef8f8d316a3df32c49034c13e9e8666501e79f97da76e03ac8aebec7b30b43cb7ba2f20190b7e2c37fe8432de2a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5b8ff0c58e86a5858eae8875ed267f861
SHA102a0990b5cde1023d52cf341b8f89b7915e45352
SHA256d5db9b70dcb06f39356f2ea44e8591ac3afd18298c8f702d41e849ab93c815a7
SHA512c026446de3b188568aba1288d2cbbcc877c980d9fab81208b24015b5318496cb867fbc927ce90e994a515de2b76b78e523a3ed5e506b09ac29939a8abcd77f73
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Filesize
4.1MB
MD51d92f13459b08314069eadfc0e4e31b4
SHA1d9e7906c77ccd0b6acf877de8bd594efb3d7a5eb
SHA256da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94
SHA51233da7f3e5dc2341b62c05b8a8c86374dd76839a5920ddcf0a708dac9790ae683e56c95610b242a0c2d24342639e5b7b93afaace8b3e93e8f3bab6b0bc97c4ff1
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Filesize
4.1MB
MD51d92f13459b08314069eadfc0e4e31b4
SHA1d9e7906c77ccd0b6acf877de8bd594efb3d7a5eb
SHA256da714642380b057c1c4003824b181fd2543ad303e5702644410393c24b88ae94
SHA51233da7f3e5dc2341b62c05b8a8c86374dd76839a5920ddcf0a708dac9790ae683e56c95610b242a0c2d24342639e5b7b93afaace8b3e93e8f3bab6b0bc97c4ff1
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec