Analysis
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max time kernel
149s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
16/05/2024, 23:44
Static task
static1
Behavioral task
behavioral1
Sample
727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe
Resource
win10v2004-20240508-en
General
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Target
727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe
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Size
4.1MB
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MD5
36c87c19e8a3504346caf6b865cb1705
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SHA1
f7f3e347d2fd5e7d6a9909bc34ef79519644c75f
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SHA256
727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1
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SHA512
861f0e109cfce12a05d47f3f9dadfb1d198f2e37904c9b142ee567e0f41678269112a8cac1aa7266dac4bf7a1e70bc74e71190962c546fe0b8308ecbf0e891a8
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SSDEEP
98304:CeUiHluf0rQLB7qDC2cDnv7XkMmFoNL2AuFwfBpDq4kblyNxxbhOzhGP:CgHncLBP5HkIsFwf3u4kByfxbhOk
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/4292-2-0x0000000002E20000-0x000000000370B000-memory.dmp family_glupteba behavioral1/memory/4292-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4292-54-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4292-55-0x0000000002E20000-0x000000000370B000-memory.dmp family_glupteba behavioral1/memory/5088-58-0x0000000002D90000-0x000000000367B000-memory.dmp family_glupteba behavioral1/memory/5088-132-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5088-190-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1760-214-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1760-226-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1760-234-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1760-237-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1760-240-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1760-243-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1760-246-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1760-249-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1760-252-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1760-255-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1760-258-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1760-261-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2396 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1760 csrss.exe 1612 injector.exe 4560 windefender.exe 3528 windefender.exe -
resource yara_rule behavioral1/files/0x0009000000023448-225.dat upx behavioral1/memory/4560-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3528-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4560-232-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3528-235-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3528-241-0x0000000000400000-0x00000000008DF000-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\"" 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.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 opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe File created C:\Windows\rss\csrss.exe 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.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 5016 sc.exe -
pid Process 4832 powershell.exe 736 powershell.exe 2396 powershell.exe 2592 powershell.exe 1376 powershell.exe 2412 powershell.exe 2244 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 960 schtasks.exe 4928 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,-2181 = "Astrakhan Daylight Time" 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time" 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time" 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time" 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-261 = "GMT Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-372 = "Jerusalem Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-411 = "E. Africa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2941 = "Sao Tome 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" 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time" 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.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\@tzres.dll,-51 = "Greenland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-771 = "Montevideo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2792 = "Novosibirsk Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\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,-1802 = "Line Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time" 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-662 = "Cen. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2062 = "North Korea Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs 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" 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time" 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time" 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time" 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-334 = "Jordan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2631 = "Norfolk Daylight Time" windefender.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time" 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-572 = "China Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-232 = "Hawaiian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2321 = "Sakhalin Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time" 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates 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,-2512 = "Lord Howe Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2592 powershell.exe 2592 powershell.exe 4292 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 4292 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 1376 powershell.exe 1376 powershell.exe 1376 powershell.exe 5088 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 5088 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 5088 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 5088 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 5088 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 5088 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 5088 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 5088 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 5088 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 5088 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 2412 powershell.exe 2412 powershell.exe 2244 powershell.exe 2244 powershell.exe 4832 powershell.exe 4832 powershell.exe 736 powershell.exe 736 powershell.exe 2396 powershell.exe 2396 powershell.exe 1612 injector.exe 1612 injector.exe 1612 injector.exe 1612 injector.exe 1612 injector.exe 1612 injector.exe 1760 csrss.exe 1760 csrss.exe 1612 injector.exe 1612 injector.exe 1612 injector.exe 1612 injector.exe 1612 injector.exe 1612 injector.exe 1760 csrss.exe 1760 csrss.exe 1612 injector.exe 1612 injector.exe 1760 csrss.exe 1760 csrss.exe 1612 injector.exe 1612 injector.exe 1612 injector.exe 1612 injector.exe 1612 injector.exe 1612 injector.exe 1612 injector.exe 1612 injector.exe 1612 injector.exe 1612 injector.exe 1612 injector.exe 1612 injector.exe 1612 injector.exe 1612 injector.exe 1612 injector.exe 1612 injector.exe 1612 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2592 powershell.exe Token: SeDebugPrivilege 4292 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe Token: SeImpersonatePrivilege 4292 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe Token: SeDebugPrivilege 1376 powershell.exe Token: SeDebugPrivilege 2412 powershell.exe Token: SeDebugPrivilege 2244 powershell.exe Token: SeDebugPrivilege 4832 powershell.exe Token: SeDebugPrivilege 736 powershell.exe Token: SeDebugPrivilege 2396 powershell.exe Token: SeSystemEnvironmentPrivilege 1760 csrss.exe Token: SeSecurityPrivilege 5016 sc.exe Token: SeSecurityPrivilege 5016 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4292 wrote to memory of 2592 4292 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 87 PID 4292 wrote to memory of 2592 4292 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 87 PID 4292 wrote to memory of 2592 4292 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 87 PID 5088 wrote to memory of 1376 5088 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 98 PID 5088 wrote to memory of 1376 5088 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 98 PID 5088 wrote to memory of 1376 5088 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 98 PID 5088 wrote to memory of 2296 5088 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 101 PID 5088 wrote to memory of 2296 5088 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 101 PID 2296 wrote to memory of 2396 2296 cmd.exe 103 PID 2296 wrote to memory of 2396 2296 cmd.exe 103 PID 5088 wrote to memory of 2412 5088 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 104 PID 5088 wrote to memory of 2412 5088 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 104 PID 5088 wrote to memory of 2412 5088 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 104 PID 5088 wrote to memory of 2244 5088 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 106 PID 5088 wrote to memory of 2244 5088 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 106 PID 5088 wrote to memory of 2244 5088 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 106 PID 5088 wrote to memory of 1760 5088 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 108 PID 5088 wrote to memory of 1760 5088 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 108 PID 5088 wrote to memory of 1760 5088 727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe 108 PID 1760 wrote to memory of 4832 1760 csrss.exe 109 PID 1760 wrote to memory of 4832 1760 csrss.exe 109 PID 1760 wrote to memory of 4832 1760 csrss.exe 109 PID 1760 wrote to memory of 736 1760 csrss.exe 114 PID 1760 wrote to memory of 736 1760 csrss.exe 114 PID 1760 wrote to memory of 736 1760 csrss.exe 114 PID 1760 wrote to memory of 2396 1760 csrss.exe 117 PID 1760 wrote to memory of 2396 1760 csrss.exe 117 PID 1760 wrote to memory of 2396 1760 csrss.exe 117 PID 1760 wrote to memory of 1612 1760 csrss.exe 120 PID 1760 wrote to memory of 1612 1760 csrss.exe 120 PID 4560 wrote to memory of 3948 4560 windefender.exe 128 PID 4560 wrote to memory of 3948 4560 windefender.exe 128 PID 4560 wrote to memory of 3948 4560 windefender.exe 128 PID 3948 wrote to memory of 5016 3948 cmd.exe 129 PID 3948 wrote to memory of 5016 3948 cmd.exe 129 PID 3948 wrote to memory of 5016 3948 cmd.exe 129 -
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\727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe"C:\Users\Admin\AppData\Local\Temp\727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4292 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2592
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C:\Users\Admin\AppData\Local\Temp\727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.exe"C:\Users\Admin\AppData\Local\Temp\727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1.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:5088 -
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:1376
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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:2296 -
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:2396
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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:2412
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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:2244
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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:1760 -
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:4832
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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:960
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1996
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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:736
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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:2396
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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:1612
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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:4928
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4560 -
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:3948 -
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:5016
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3528
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5eca9a54104d3aaba9cc521e5b953fcc6
SHA1d60c3eae886c81c0bff3b790b75e5248b7f1287c
SHA2566b9a47a20ce28fbf0fc2c122f8e6731abb14462a4c97e9910fa68d8e2dd9820d
SHA5121c453bb939a1bc72254249e6d35060b6ed54cbbaa8afb8512bcd986faacca798bc8d633f9d60ba436df286725ff529c3dcc29edf1cf067605c63c72b5bdcc1aa
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5587670cde14e38aebcbf770a2506eb74
SHA162e0c314aac7edc263c0a358c349a955aa3694bf
SHA256bc071885f36a93ba20044ce670c6ce187744776320a3b4676b966fff31eddd42
SHA512fd08b82ebb9d802cc77d2a9b91c6008adafa9e79bc9076c83dc525299e5fb2e5f4380c3f044ba34c7142d6433bcec0a500ef95947362ba2c6139cd1c61b956f6
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a117ce82f2038aabf9a91d5d325458bc
SHA1c9adf0d874eac47c6c48f834327b6be50b1473c2
SHA256e45e197f794e94cb89ac764431ff6bee09500df9b4757c8af9a3ee14e6a20a83
SHA512540c4045082bcb7cbe8c58182a499ef13d875c1e7f1e32947d67c1ced9665e09270886183ab64264d80bdadce1c54e0e229a08823e656b6588709d418da70f17
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f3eb08a627c214beb809d4588ad70129
SHA16bfdd10521dba711f7300b2b76b4770e97bf098a
SHA2568f4000e05a687d2d9a59d47511a24e5386231505e24d34b60c63b4154d70da6f
SHA512a69bdcff39f3d2a9a600554398735a1f224b011e2bd349d8a449058e37e53851de4ee4979fa1f5d06a74216bbb32ea7269f54e0018c142cd9f0eaea006205e40
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57ac7b426fa7a00e54d852fe465db90fd
SHA111e604761c88c799137f9bbb1be9b7fa25908154
SHA25680956c3d377eda1beec304aa41be4040c2bd9fd32587b2dec5ed0a6c89b12b96
SHA5124d17cb7c98af623cb04467ba6a59897f6db4e9fa78c9b7f65654706f61d88899e89a4f2f646c21155ca721be1802c9f21de037f21fe53f5e3785d19fc087e113
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Filesize
4.1MB
MD536c87c19e8a3504346caf6b865cb1705
SHA1f7f3e347d2fd5e7d6a9909bc34ef79519644c75f
SHA256727eb7accc2f5c387808128d909a33823a92116aecc620a6bdcbaf2127fc7be1
SHA512861f0e109cfce12a05d47f3f9dadfb1d198f2e37904c9b142ee567e0f41678269112a8cac1aa7266dac4bf7a1e70bc74e71190962c546fe0b8308ecbf0e891a8
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec