Analysis
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max time kernel
149s -
max time network
150s -
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 11:30
Static task
static1
Behavioral task
behavioral1
Sample
76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe
Resource
win7-20240221-en
General
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Target
76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe
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Size
4.1MB
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MD5
7e4a85fd8aebc4e9c502acd33f981d1b
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SHA1
78a041438ce021b08e1402c57a81b1ba79717ec4
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SHA256
76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a
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SHA512
d79479bd053ccded07e9d6d1b362611d64ded14c9552d132fcf41e6b95e1a89c4728645d3e461d0e9105037bee057bfc72f0192a513e04a5789febe04a1af979
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SSDEEP
98304:MxfL9oyIkrku4AJMBJNRxIbk0RddEjk9Pc8cg301s2mGvt:6RrVrv4XbNRWhj2o9k8f3CspGvt
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/2652-2-0x0000000004BF0000-0x00000000054DB000-memory.dmp family_glupteba behavioral2/memory/2652-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2652-55-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2652-56-0x0000000004BF0000-0x00000000054DB000-memory.dmp family_glupteba behavioral2/memory/2652-53-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/4516-135-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2172-218-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2172-228-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2172-229-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2172-231-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2172-233-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2172-236-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2172-238-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2172-239-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2172-241-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2172-244-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2172-246-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2172-247-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2172-249-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1392 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2172 csrss.exe 4472 injector.exe 4408 windefender.exe 4564 windefender.exe -
resource yara_rule behavioral2/files/0x0008000000023419-221.dat upx behavioral2/memory/4408-222-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4564-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4408-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4564-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4564-234-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\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 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 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe File created C:\Windows\rss\csrss.exe 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.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 4676 sc.exe -
pid Process 2324 powershell.exe 4696 powershell.exe 2972 powershell.exe 4164 powershell.exe 2308 powershell.exe 4008 powershell.exe 3300 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 856 schtasks.exe 1348 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\@tzres.dll,-791 = "SA Western Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.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\2a\52C64B7E\@tzres.dll,-1822 = "Russia TZ 1 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-151 = "Central America Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2792 = "Novosibirsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2571 = "Turks and Caicos Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2752 = "Tomsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-335 = "Jordan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.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,-2392 = "Aleutian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople 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\2a\52C64B7E\@tzres.dll,-842 = "Argentina Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-121 = "SA Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2411 = "Marquesas Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2141 = "Transbaikal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-11 = "Azores Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-141 = "Canada Central Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-462 = "Afghanistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-412 = "E. Africa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-72 = "Newfoundland Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.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,-721 = "Central Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs 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\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-651 = "AUS Central Daylight Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.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 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1801 = "Line Islands 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\@tzres.dll,-461 = "Afghanistan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-672 = "AUS Eastern Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2324 powershell.exe 2324 powershell.exe 2652 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 2652 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 4696 powershell.exe 4696 powershell.exe 4516 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 4516 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 4516 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 4516 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 4516 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 4516 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 4516 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 4516 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 4516 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 4516 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 2972 powershell.exe 2972 powershell.exe 4164 powershell.exe 4164 powershell.exe 4164 powershell.exe 2308 powershell.exe 2308 powershell.exe 4008 powershell.exe 4008 powershell.exe 3300 powershell.exe 3300 powershell.exe 4472 injector.exe 4472 injector.exe 4472 injector.exe 4472 injector.exe 4472 injector.exe 4472 injector.exe 2172 csrss.exe 2172 csrss.exe 4472 injector.exe 4472 injector.exe 4472 injector.exe 4472 injector.exe 4472 injector.exe 4472 injector.exe 2172 csrss.exe 2172 csrss.exe 4472 injector.exe 4472 injector.exe 2172 csrss.exe 2172 csrss.exe 4472 injector.exe 4472 injector.exe 4472 injector.exe 4472 injector.exe 4472 injector.exe 4472 injector.exe 4472 injector.exe 4472 injector.exe 4472 injector.exe 4472 injector.exe 4472 injector.exe 4472 injector.exe 4472 injector.exe 4472 injector.exe 4472 injector.exe 4472 injector.exe 4472 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2324 powershell.exe Token: SeDebugPrivilege 2652 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe Token: SeImpersonatePrivilege 2652 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe Token: SeDebugPrivilege 4696 powershell.exe Token: SeDebugPrivilege 2972 powershell.exe Token: SeDebugPrivilege 4164 powershell.exe Token: SeDebugPrivilege 2308 powershell.exe Token: SeDebugPrivilege 4008 powershell.exe Token: SeDebugPrivilege 3300 powershell.exe Token: SeSystemEnvironmentPrivilege 2172 csrss.exe Token: SeSecurityPrivilege 4676 sc.exe Token: SeSecurityPrivilege 4676 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2652 wrote to memory of 2324 2652 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 85 PID 2652 wrote to memory of 2324 2652 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 85 PID 2652 wrote to memory of 2324 2652 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 85 PID 4516 wrote to memory of 4696 4516 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 95 PID 4516 wrote to memory of 4696 4516 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 95 PID 4516 wrote to memory of 4696 4516 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 95 PID 4516 wrote to memory of 4840 4516 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 99 PID 4516 wrote to memory of 4840 4516 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 99 PID 4840 wrote to memory of 1392 4840 cmd.exe 101 PID 4840 wrote to memory of 1392 4840 cmd.exe 101 PID 4516 wrote to memory of 2972 4516 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 102 PID 4516 wrote to memory of 2972 4516 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 102 PID 4516 wrote to memory of 2972 4516 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 102 PID 4516 wrote to memory of 4164 4516 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 105 PID 4516 wrote to memory of 4164 4516 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 105 PID 4516 wrote to memory of 4164 4516 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 105 PID 4516 wrote to memory of 2172 4516 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 107 PID 4516 wrote to memory of 2172 4516 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 107 PID 4516 wrote to memory of 2172 4516 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe 107 PID 2172 wrote to memory of 2308 2172 csrss.exe 108 PID 2172 wrote to memory of 2308 2172 csrss.exe 108 PID 2172 wrote to memory of 2308 2172 csrss.exe 108 PID 2172 wrote to memory of 4008 2172 csrss.exe 114 PID 2172 wrote to memory of 4008 2172 csrss.exe 114 PID 2172 wrote to memory of 4008 2172 csrss.exe 114 PID 2172 wrote to memory of 3300 2172 csrss.exe 116 PID 2172 wrote to memory of 3300 2172 csrss.exe 116 PID 2172 wrote to memory of 3300 2172 csrss.exe 116 PID 2172 wrote to memory of 4472 2172 csrss.exe 118 PID 2172 wrote to memory of 4472 2172 csrss.exe 118 PID 4408 wrote to memory of 1848 4408 windefender.exe 126 PID 4408 wrote to memory of 1848 4408 windefender.exe 126 PID 4408 wrote to memory of 1848 4408 windefender.exe 126 PID 1848 wrote to memory of 4676 1848 cmd.exe 127 PID 1848 wrote to memory of 4676 1848 cmd.exe 127 PID 1848 wrote to memory of 4676 1848 cmd.exe 127 -
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\76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe"C:\Users\Admin\AppData\Local\Temp\76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2652 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2324
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C:\Users\Admin\AppData\Local\Temp\76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.exe"C:\Users\Admin\AppData\Local\Temp\76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.bin.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:4516 -
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:4696
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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:4840 -
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:1392
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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:2972
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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:4164
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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:2172 -
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:2308
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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:856
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1596
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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:4008
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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:3300
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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:4472
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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:1348
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4408 -
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:1848 -
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:4676
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4564
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
MD57053ae5844be24e5f49657467d1c8e81
SHA1a4459e1a71f9a1931257b4a4e9b0917f89a634db
SHA256715c22088e39659824bcd559b81f9c57aea3a6c4370b3563a0188dfceee73e43
SHA51260bec57f2021b56af18891adbdfd54d4cd8766f127f68889b078484d9f1420288075cd2928664571558e94d1f07e74a484df4486fa270d9e42358ef325bcbc98
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5300cdaa058ce30b603f6b4fa935f38d0
SHA17976853594e1e7eab4d4864fd8e2340c7ae8c02c
SHA256d020fdcffb835d61c179531f66a111ae9ebae2b537e9b53a3374c17acff9c0fc
SHA5123555e4d0595a8f4c1847b559f5ebb4ded7157f5fefbfb2eaabaedb6f7933dc814f7b52123b64de42c6798fe9db698955a1065239f2c3eb33d1839db2de3e6d03
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD567a701bbca0a1529a2b03277f43bac6c
SHA16bd2ecf5b1598f3e80438f7773dfc7dd3e0c517e
SHA256ffb29b22dbd762944f581b9b88776f256a254aa474a6207767633ffafa767092
SHA512114370446cfe4585498fc11f4078d3c00892805703e2e934344847b0e282c1f60c17f811ca799eacb449792325b01a0c591455ba72cdcc09018be4c079950978
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b8386487101331abe0a2d788aa5d52fc
SHA12d966631e9928ff1d928e43ab1b5c3a6ee8302c4
SHA256e1bc36d96003f6a2832d80f2e1ce780d0f3fa64e4cd55577fe56d792cbccaab1
SHA51284a37da0f40767f871869a46e3be525194e45709d47ace8903ccb8248c06b124534e84e165be994edba7e7222efc10f6ffbc1f2b5dcaa04c0bdd05e488f2e5af
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b7916f56f0a35834d2285d0a05ea8125
SHA191f0925c8446d36679ef1acb5318996e65c92f54
SHA256cc69a9257169d59c029fa56813b519684cb3fa9deeb6b5ccf0be2299cf9f31d0
SHA512bcf598675e9d0b49c3fa0dbe1a372be23aeecc1b6184b18f641c11a941f9a511b2880ef7e2e457d044e9e3feec56a2296842622fbacceb1012e61d614c41edd6
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Filesize
4.1MB
MD57e4a85fd8aebc4e9c502acd33f981d1b
SHA178a041438ce021b08e1402c57a81b1ba79717ec4
SHA25676cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a
SHA512d79479bd053ccded07e9d6d1b362611d64ded14c9552d132fcf41e6b95e1a89c4728645d3e461d0e9105037bee057bfc72f0192a513e04a5789febe04a1af979
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec