Analysis
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max time kernel
149s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
19/04/2024, 14:04
Static task
static1
Behavioral task
behavioral1
Sample
105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe
Resource
win10v2004-20240412-en
General
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Target
105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe
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Size
4.2MB
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MD5
a3516189919a22ec9eaba6ad8dc5effa
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SHA1
3b7df3717b83a4385dadc7a8c15ba87e6a48b916
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SHA256
105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e
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SHA512
b7cdd8d806bc150a1d321aaba192f8d02bb13f30cfccf093f0e76b78cd93f1c2cc767bb67c89516920a0ac23c6d92c4699381bfedf93f2c33fab245d30dbc9bc
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SSDEEP
98304:zu15A1GiNRFuKfVvdEh8/k6ld6teGU//blllQO5EUt0+BFZRUpdVY3:zaARFuKJWhQkavn//blllQdNaFDGXE
Malware Config
Signatures
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Glupteba payload 20 IoCs
resource yara_rule behavioral1/memory/1988-2-0x0000000003F60000-0x000000000484B000-memory.dmp family_glupteba behavioral1/memory/1988-3-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1048-56-0x0000000003E70000-0x000000000475B000-memory.dmp family_glupteba behavioral1/memory/1048-58-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1988-59-0x0000000003F60000-0x000000000484B000-memory.dmp family_glupteba behavioral1/memory/1988-75-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1048-153-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/5008-251-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/5008-261-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/5008-264-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/5008-267-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/5008-270-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/5008-273-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/5008-276-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/5008-279-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/5008-282-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/5008-284-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/5008-288-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/5008-291-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/5008-294-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4296 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 5008 csrss.exe 1284 injector.exe 2960 windefender.exe 3252 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023419-254.dat upx behavioral1/memory/2960-259-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3252-262-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3252-268-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\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 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 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 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe File created C:\Windows\rss\csrss.exe 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.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 4268 sc.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3892 schtasks.exe 2184 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time" 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time" 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-231 = "Hawaiian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2411 = "Marquesas Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time" 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-104 = "Central Brazilian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-571 = "China Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time" 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.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\26\52C64B7E\@tzres.dll,-2392 = "Aleutian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2592 = "Tocantins Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust 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\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time" 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time" 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time" 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight Time" 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time" 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2572 = "Turks and Caicos Standard Time" 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-52 = "Greenland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-452 = "Caucasus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-3051 = "Qyzylorda Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time" 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-212 = "Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time" 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.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\26\52C64B7E\@tzres.dll,-671 = "AUS Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-172 = "Central Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2792 = "Novosibirsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time" 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time" 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA 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\26\52C64B7E\@tzres.dll,-2341 = "Haiti Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\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\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time" 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4776 powershell.exe 4776 powershell.exe 1988 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 1988 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 2844 powershell.exe 2844 powershell.exe 1048 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 1048 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 1048 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 1048 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 1048 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 1048 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 1048 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 1048 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 1048 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 1048 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 4884 powershell.exe 4884 powershell.exe 4884 powershell.exe 2692 powershell.exe 2692 powershell.exe 2692 powershell.exe 2984 powershell.exe 2984 powershell.exe 2984 powershell.exe 5032 powershell.exe 5032 powershell.exe 3824 powershell.exe 3824 powershell.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 5008 csrss.exe 5008 csrss.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 5008 csrss.exe 5008 csrss.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 5008 csrss.exe 5008 csrss.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4776 powershell.exe Token: SeDebugPrivilege 1988 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe Token: SeImpersonatePrivilege 1988 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe Token: SeDebugPrivilege 2844 powershell.exe Token: SeDebugPrivilege 4884 powershell.exe Token: SeDebugPrivilege 2692 powershell.exe Token: SeDebugPrivilege 2984 powershell.exe Token: SeDebugPrivilege 5032 powershell.exe Token: SeDebugPrivilege 3824 powershell.exe Token: SeSystemEnvironmentPrivilege 5008 csrss.exe Token: SeSecurityPrivilege 4268 sc.exe Token: SeSecurityPrivilege 4268 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1988 wrote to memory of 4776 1988 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 91 PID 1988 wrote to memory of 4776 1988 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 91 PID 1988 wrote to memory of 4776 1988 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 91 PID 1048 wrote to memory of 2844 1048 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 98 PID 1048 wrote to memory of 2844 1048 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 98 PID 1048 wrote to memory of 2844 1048 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 98 PID 1048 wrote to memory of 432 1048 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 103 PID 1048 wrote to memory of 432 1048 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 103 PID 432 wrote to memory of 4296 432 cmd.exe 105 PID 432 wrote to memory of 4296 432 cmd.exe 105 PID 1048 wrote to memory of 4884 1048 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 106 PID 1048 wrote to memory of 4884 1048 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 106 PID 1048 wrote to memory of 4884 1048 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 106 PID 1048 wrote to memory of 2692 1048 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 109 PID 1048 wrote to memory of 2692 1048 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 109 PID 1048 wrote to memory of 2692 1048 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 109 PID 1048 wrote to memory of 5008 1048 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 111 PID 1048 wrote to memory of 5008 1048 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 111 PID 1048 wrote to memory of 5008 1048 105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe 111 PID 5008 wrote to memory of 2984 5008 csrss.exe 112 PID 5008 wrote to memory of 2984 5008 csrss.exe 112 PID 5008 wrote to memory of 2984 5008 csrss.exe 112 PID 5008 wrote to memory of 5032 5008 csrss.exe 118 PID 5008 wrote to memory of 5032 5008 csrss.exe 118 PID 5008 wrote to memory of 5032 5008 csrss.exe 118 PID 5008 wrote to memory of 3824 5008 csrss.exe 120 PID 5008 wrote to memory of 3824 5008 csrss.exe 120 PID 5008 wrote to memory of 3824 5008 csrss.exe 120 PID 5008 wrote to memory of 1284 5008 csrss.exe 122 PID 5008 wrote to memory of 1284 5008 csrss.exe 122 PID 2960 wrote to memory of 1956 2960 windefender.exe 128 PID 2960 wrote to memory of 1956 2960 windefender.exe 128 PID 2960 wrote to memory of 1956 2960 windefender.exe 128 PID 1956 wrote to memory of 4268 1956 cmd.exe 129 PID 1956 wrote to memory of 4268 1956 cmd.exe 129 PID 1956 wrote to memory of 4268 1956 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\105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe"C:\Users\Admin\AppData\Local\Temp\105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1988 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4776
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C:\Users\Admin\AppData\Local\Temp\105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.exe"C:\Users\Admin\AppData\Local\Temp\105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e.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:1048 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2844
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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:432 -
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:4296
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4884
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2692
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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:5008 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2984
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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:3892
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1040
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5032
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3824
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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:1284
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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:2184
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2960 -
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:1956 -
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:4268
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3252
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
MD5201b0eb2b5e445c78d372e0aab37640e
SHA1c836d4fb8f31ee046d848a861951db114de9a1c8
SHA256eaaf2db904abfa7886f62d3d48a93d66b5149808b6acd2443acc342c2ec1bc19
SHA5122021458ced34620e35edac42e5af33c32d70460edab6efd1888e5641e1ea7af280aa6ff3301a6447a3e645722b75df6d6026bbf3406e2071ac5ebd81b314f4a8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD536fecd4b960faac289216fbe7b580de9
SHA1f3ba24e88097f68ffc32991b1a405394656c0728
SHA25603cb51c72e939fe18688bceadce0f089bca94843b217795354a82e80f3a668ac
SHA512788e904e6f241431c0b03be6e0b1368765042139aa4201adb8070a8544c5f4f186bf4f08aba12015772dfcd5a5968e26c11df13d27a23639bee77152226b1569
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5406f349d0a5699d51015737bf1caeeb0
SHA112fc61985320681123ed5e10e39af22dfaac47b7
SHA256ead1e018796c56b40479cce1421c5e1fff424871d7e40df94ec460113f9933cd
SHA5122c768ff6fe05b388a82adab448a452abaa727a92853454c2113d57de1dd5e6c4060c4da91bd53f01a418b83e40363f32a99445ab337965a05875cdf491281a69
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5630f861195baa4cb77579258bad2f13e
SHA15f8a4afbdc3f970c83dab3800a7f701a85f31501
SHA25698db8a4b049e7a4a0f6dfe9134cfb103deac734e65c6b3333921e4eda563dddf
SHA51271a86b124deabce6d9d418cf7baae848714caf0b8fe9dcc998ca5a87bd3074ceed4c8ca14ec6ecf7bbd505708ffed65c4f515f81cc970d7061abddfbbaf0c7bc
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57b6604776f3906a3298ce5798208bade
SHA183c41c95a26e0bb7641f3b333b4d3fc8b1efbc43
SHA2566158cf6ac287783499627496a3fcdd7aa6a891cb20efc090592e8cb30d11ffc5
SHA512b3fc3e25488a1dae7a19475909d980423f9f2d21333960e85d20db192a2c872b38196fa85a25cfa77de02bab5bd661d276be5bbd9be17a331ba33883547062c3
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Filesize
4.2MB
MD5a3516189919a22ec9eaba6ad8dc5effa
SHA13b7df3717b83a4385dadc7a8c15ba87e6a48b916
SHA256105561403c846ad777a4e5eed1afc8c05222e9ae36f86a6559b6cf43bcd7159e
SHA512b7cdd8d806bc150a1d321aaba192f8d02bb13f30cfccf093f0e76b78cd93f1c2cc767bb67c89516920a0ac23c6d92c4699381bfedf93f2c33fab245d30dbc9bc
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec