Analysis
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max time kernel
150s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
18-05-2024 21:47
Static task
static1
Behavioral task
behavioral1
Sample
95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe
Resource
win10v2004-20240508-en
General
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Target
95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe
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Size
4.1MB
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MD5
3c3473cb40aead7e8294032d6fd61b9b
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SHA1
2112ad0a68534148b8917c7de72e1d9dc6bbe1c7
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SHA256
95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae
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SHA512
ca8138fd89ad6cbbf517bff2ff94811386b48e805d9bf1bb960e4cd854e96eac8585f76383e23c5e2f17893bbe4a39b629acc868eb411cefc74fc9b4b31c3575
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SSDEEP
98304:psVQ+hudF4keJeyEqK0evsENr9r54Wa5Cc1nHXiv7:ps5hioeyE6OsERj43no
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/4980-2-0x0000000004950000-0x000000000523B000-memory.dmp family_glupteba behavioral1/memory/4980-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4980-143-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/4980-184-0x0000000004950000-0x000000000523B000-memory.dmp family_glupteba behavioral1/memory/4980-208-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4952-207-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/3580-215-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/3580-226-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/3580-230-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/3580-234-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/3580-238-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/3580-242-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/3580-246-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/3580-250-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/3580-254-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/3580-258-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/3580-262-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/3580-266-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/3580-270-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4204 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3580 csrss.exe 3456 injector.exe 4488 windefender.exe 3632 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023417-219.dat upx behavioral1/memory/4488-220-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4488-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3632-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3632-236-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.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 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 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 -
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 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe File created C:\Windows\rss\csrss.exe 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.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 3008 sc.exe -
pid Process 2608 powershell.exe 4568 powershell.exe 3916 powershell.exe 2164 powershell.exe 4640 powershell.exe 2384 powershell.exe 1588 powershell.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 4336 schtasks.exe 4312 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA 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\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\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\2a\52C64B7E\@tzres.dll,-532 = "Sri Lanka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-692 = "Tasmania Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2592 = "Tocantins Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.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\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-281 = "Central Europe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-841 = "Argentina Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2751 = "Tomsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1042 = "Ulaanbaatar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-542 = "Myanmar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-742 = "New Zealand Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-71 = "Newfoundland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2772 = "Omsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2162 = "Altai Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-452 = "Caucasus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1862 = "Russia TZ 6 Standard Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1412 = "Syria Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-401 = "Arabic Daylight Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1021 = "Bangladesh Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-171 = "Central Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1472 = "Magadan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1661 = "Bahia Daylight Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight Time" 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4640 powershell.exe 4640 powershell.exe 4980 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 4980 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 2384 powershell.exe 2384 powershell.exe 2384 powershell.exe 4952 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 4952 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 4952 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 4952 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 4952 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 4952 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 4952 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 4952 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 4952 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 4952 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 1588 powershell.exe 1588 powershell.exe 2608 powershell.exe 2608 powershell.exe 4568 powershell.exe 4568 powershell.exe 3916 powershell.exe 3916 powershell.exe 2164 powershell.exe 2164 powershell.exe 3456 injector.exe 3456 injector.exe 3456 injector.exe 3456 injector.exe 3456 injector.exe 3456 injector.exe 3580 csrss.exe 3580 csrss.exe 3456 injector.exe 3456 injector.exe 3456 injector.exe 3456 injector.exe 3456 injector.exe 3456 injector.exe 3580 csrss.exe 3580 csrss.exe 3456 injector.exe 3456 injector.exe 3580 csrss.exe 3580 csrss.exe 3456 injector.exe 3456 injector.exe 3456 injector.exe 3456 injector.exe 3456 injector.exe 3456 injector.exe 3456 injector.exe 3456 injector.exe 3456 injector.exe 3456 injector.exe 3456 injector.exe 3456 injector.exe 3456 injector.exe 3456 injector.exe 3456 injector.exe 3456 injector.exe 3456 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4640 powershell.exe Token: SeDebugPrivilege 4980 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Token: SeImpersonatePrivilege 4980 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe Token: SeDebugPrivilege 2384 powershell.exe Token: SeDebugPrivilege 1588 powershell.exe Token: SeDebugPrivilege 2608 powershell.exe Token: SeDebugPrivilege 4568 powershell.exe Token: SeDebugPrivilege 3916 powershell.exe Token: SeDebugPrivilege 2164 powershell.exe Token: SeSystemEnvironmentPrivilege 3580 csrss.exe Token: SeSecurityPrivilege 3008 sc.exe Token: SeSecurityPrivilege 3008 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4980 wrote to memory of 4640 4980 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 85 PID 4980 wrote to memory of 4640 4980 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 85 PID 4980 wrote to memory of 4640 4980 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 85 PID 4952 wrote to memory of 2384 4952 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 96 PID 4952 wrote to memory of 2384 4952 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 96 PID 4952 wrote to memory of 2384 4952 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 96 PID 4952 wrote to memory of 2868 4952 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 100 PID 4952 wrote to memory of 2868 4952 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 100 PID 2868 wrote to memory of 4204 2868 cmd.exe 102 PID 2868 wrote to memory of 4204 2868 cmd.exe 102 PID 4952 wrote to memory of 1588 4952 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 103 PID 4952 wrote to memory of 1588 4952 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 103 PID 4952 wrote to memory of 1588 4952 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 103 PID 4952 wrote to memory of 2608 4952 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 105 PID 4952 wrote to memory of 2608 4952 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 105 PID 4952 wrote to memory of 2608 4952 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 105 PID 4952 wrote to memory of 3580 4952 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 108 PID 4952 wrote to memory of 3580 4952 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 108 PID 4952 wrote to memory of 3580 4952 95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe 108 PID 3580 wrote to memory of 4568 3580 csrss.exe 109 PID 3580 wrote to memory of 4568 3580 csrss.exe 109 PID 3580 wrote to memory of 4568 3580 csrss.exe 109 PID 3580 wrote to memory of 3916 3580 csrss.exe 115 PID 3580 wrote to memory of 3916 3580 csrss.exe 115 PID 3580 wrote to memory of 3916 3580 csrss.exe 115 PID 3580 wrote to memory of 2164 3580 csrss.exe 117 PID 3580 wrote to memory of 2164 3580 csrss.exe 117 PID 3580 wrote to memory of 2164 3580 csrss.exe 117 PID 3580 wrote to memory of 3456 3580 csrss.exe 119 PID 3580 wrote to memory of 3456 3580 csrss.exe 119 PID 4488 wrote to memory of 4580 4488 windefender.exe 125 PID 4488 wrote to memory of 4580 4488 windefender.exe 125 PID 4488 wrote to memory of 4580 4488 windefender.exe 125 PID 4580 wrote to memory of 3008 4580 cmd.exe 126 PID 4580 wrote to memory of 3008 4580 cmd.exe 126 PID 4580 wrote to memory of 3008 4580 cmd.exe 126 -
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\95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe"C:\Users\Admin\AppData\Local\Temp\95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4980 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4640
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C:\Users\Admin\AppData\Local\Temp\95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.exe"C:\Users\Admin\AppData\Local\Temp\95d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae.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:4952 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2384
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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:2868 -
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:4204
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1588
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2608
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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:3580 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4568
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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:4336
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2556
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3916
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2164
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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:3456
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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:4312
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4488 -
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:4580 -
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:3008
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3632
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
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55cdf10abdf9de69f5779ba64c257f6c6
SHA149536cb3b365ae3d1c35dec44a4ba229b912fd4d
SHA256f2880f4128eed6f253107520b8d99dbe910d4d48fbcaef3d01fc6faa60033c3e
SHA512d7d66ab4fa50134f58e5c299eb055c8fc7d0b77b9280d69c89cc671870bc9ce267a93c9eb360c733ede9caccee3d97586edb2d798fc47893fb5d2b3695542ef8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5cff204f2888610d79ca7ff8782703759
SHA1c655212c1216a2aa0972d34412546a0a92e309bb
SHA2561800d978eaa43d2155545f7d386d932f5c4e729ec2d3e10ff7852cb427664b27
SHA5124bcaf676aa0d5927fc9765d4b6d417c667734512e331482e7bdba0f0fa85681d046bb28c2102b054813b13e14657e9e2e5b9da4e880837143ccb1c97c7cff980
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57d477d9e98f34fc26a410e6a4fab286e
SHA1827f2f96b43ca4ad06ed9ad82ab6ad71e8551c95
SHA2561b5faf203c73ca252afdfa07c42466943b6ae48cdda68a60d398413b8f281af5
SHA5125ffe1b772874ec18928c0f0c05791be6ceb10d5a80029406d8ad815761e8551fb521398cf6d9f58cfd4a7993fedd6215494d064348840e99388f4e353dfd7319
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD508d5416610ef90fae210f1b7950e5bd7
SHA1cc1baac5bfd2a7205a331d068b95c5a6e843cce7
SHA256cc9bdbe62557de324b63f31a2acf343ba2485dbaccf7651a626d51aaec11c3fa
SHA512f82ea0560e5f9f75f0bcda05ae9c2c2206fc30854fef168b5f36d72cb3a261cc2b0d176445a35f7b47bd884acfa7f134f98e33ae2ca9b0125d49871c8cb6f03e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e7b79d2ecdb5b743d8eae166a9743d54
SHA13a2ebcb3c5a9e1de0fa4d66c1da49a9d48c77af6
SHA256294b9918cd0e36c5b2f38fa5bce6855a0fac907658ef4e1f736c63f99a12e51f
SHA512178646ad9474e01dbb9366c41d4b8fb08e9d04fb70028bfa5f0ba85a19fa1785fd2a0972ef5b4a61abf1092316e5de509e49330246237ff661fc3cb9d9c82a01
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Filesize
4.1MB
MD53c3473cb40aead7e8294032d6fd61b9b
SHA12112ad0a68534148b8917c7de72e1d9dc6bbe1c7
SHA25695d35da417f392a2054142c0451821e08468a5923f8c7c8f28eb840a4c4d04ae
SHA512ca8138fd89ad6cbbf517bff2ff94811386b48e805d9bf1bb960e4cd854e96eac8585f76383e23c5e2f17893bbe4a39b629acc868eb411cefc74fc9b4b31c3575
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec