Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
15-05-2024 15:32
Static task
static1
Behavioral task
behavioral1
Sample
7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe
Resource
win10v2004-20240508-en
General
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Target
7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe
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Size
4.1MB
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MD5
afd47a33de2da8e263b61cd5fc4f5540
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SHA1
783e8ca1be0eacb2af0d526a197108e84d664eab
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SHA256
7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd
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SHA512
355cad347309eece9b86f901e26959ccb9b6f59e4f7956f577eaf02854405ee8159fba331290afb18cc4a92e8e1df42daec92c780617ea53e9b6ba3366a67ce5
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SSDEEP
98304:E4ziXPD6JlCwAB9MdaGWF4olx/WA7Yvzbb8JpNs:E4G/GRAB9MdaGBolx/Wzu2
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/1372-2-0x0000000004BB0000-0x000000000549B000-memory.dmp family_glupteba behavioral1/memory/1372-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1372-28-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/1372-57-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1372-58-0x0000000004BB0000-0x000000000549B000-memory.dmp family_glupteba behavioral1/memory/1372-55-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/392-83-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/392-136-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/1588-164-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/1588-222-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/1588-232-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/1588-233-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/1588-236-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/1588-238-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/1588-240-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/1588-241-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/1588-244-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/1588-246-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/1588-248-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3176 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1588 csrss.exe 972 injector.exe 3632 windefender.exe 3116 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023449-225.dat upx behavioral1/memory/3632-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3116-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3632-231-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3116-234-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3116-237-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File 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 -
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 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe File created C:\Windows\rss\csrss.exe 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4656 sc.exe -
pid Process 5036 powershell.exe 2060 powershell.exe 2284 powershell.exe 4900 powershell.exe 1592 powershell.exe 4576 powershell.exe 456 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 4536 schtasks.exe 3904 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,-1822 = "Russia TZ 1 Standard Time" 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time" 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-112 = "Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time" 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time" 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time" 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time" 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time" 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time" 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-912 = "Mauritius Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2871 = "Magallanes Daylight Time" 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-772 = "Montevideo Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1912 = "Russia TZ 10 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time" 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\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,-2392 = "Aleutian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-191 = "Mountain Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time" 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\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,-448 = "Azerbaijan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-91 = "Pacific SA Daylight Time" windefender.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,-81 = "Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1042 = "Ulaanbaatar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2161 = "Altai Daylight Time" 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time" 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-561 = "SE Asia Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1801 = "Line Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1911 = "Russia TZ 10 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" 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.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,-2491 = "Aus Central W. Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-431 = "Iran Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-132 = "US Eastern Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates 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\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 456 powershell.exe 456 powershell.exe 1372 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 1372 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 5036 powershell.exe 5036 powershell.exe 392 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 392 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 392 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 392 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 392 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 392 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 392 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 392 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 392 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 392 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 2060 powershell.exe 2060 powershell.exe 2284 powershell.exe 2284 powershell.exe 4900 powershell.exe 4900 powershell.exe 1592 powershell.exe 1592 powershell.exe 4576 powershell.exe 4576 powershell.exe 972 injector.exe 972 injector.exe 972 injector.exe 972 injector.exe 972 injector.exe 972 injector.exe 1588 csrss.exe 972 injector.exe 1588 csrss.exe 972 injector.exe 972 injector.exe 972 injector.exe 972 injector.exe 972 injector.exe 1588 csrss.exe 1588 csrss.exe 972 injector.exe 972 injector.exe 1588 csrss.exe 1588 csrss.exe 972 injector.exe 972 injector.exe 972 injector.exe 972 injector.exe 972 injector.exe 972 injector.exe 972 injector.exe 972 injector.exe 972 injector.exe 972 injector.exe 972 injector.exe 972 injector.exe 972 injector.exe 972 injector.exe 972 injector.exe 972 injector.exe 972 injector.exe 972 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 456 powershell.exe Token: SeDebugPrivilege 1372 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe Token: SeImpersonatePrivilege 1372 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe Token: SeDebugPrivilege 5036 powershell.exe Token: SeDebugPrivilege 2060 powershell.exe Token: SeDebugPrivilege 2284 powershell.exe Token: SeDebugPrivilege 4900 powershell.exe Token: SeDebugPrivilege 1592 powershell.exe Token: SeDebugPrivilege 4576 powershell.exe Token: SeSystemEnvironmentPrivilege 1588 csrss.exe Token: SeSecurityPrivilege 4656 sc.exe Token: SeSecurityPrivilege 4656 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1372 wrote to memory of 456 1372 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 85 PID 1372 wrote to memory of 456 1372 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 85 PID 1372 wrote to memory of 456 1372 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 85 PID 392 wrote to memory of 5036 392 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 90 PID 392 wrote to memory of 5036 392 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 90 PID 392 wrote to memory of 5036 392 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 90 PID 392 wrote to memory of 4560 392 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 92 PID 392 wrote to memory of 4560 392 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 92 PID 4560 wrote to memory of 3176 4560 cmd.exe 94 PID 4560 wrote to memory of 3176 4560 cmd.exe 94 PID 392 wrote to memory of 2060 392 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 95 PID 392 wrote to memory of 2060 392 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 95 PID 392 wrote to memory of 2060 392 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 95 PID 392 wrote to memory of 2284 392 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 98 PID 392 wrote to memory of 2284 392 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 98 PID 392 wrote to memory of 2284 392 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 98 PID 392 wrote to memory of 1588 392 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 101 PID 392 wrote to memory of 1588 392 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 101 PID 392 wrote to memory of 1588 392 7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe 101 PID 1588 wrote to memory of 4900 1588 csrss.exe 102 PID 1588 wrote to memory of 4900 1588 csrss.exe 102 PID 1588 wrote to memory of 4900 1588 csrss.exe 102 PID 1588 wrote to memory of 1592 1588 csrss.exe 107 PID 1588 wrote to memory of 1592 1588 csrss.exe 107 PID 1588 wrote to memory of 1592 1588 csrss.exe 107 PID 1588 wrote to memory of 4576 1588 csrss.exe 110 PID 1588 wrote to memory of 4576 1588 csrss.exe 110 PID 1588 wrote to memory of 4576 1588 csrss.exe 110 PID 1588 wrote to memory of 972 1588 csrss.exe 112 PID 1588 wrote to memory of 972 1588 csrss.exe 112 PID 3632 wrote to memory of 2052 3632 windefender.exe 118 PID 3632 wrote to memory of 2052 3632 windefender.exe 118 PID 3632 wrote to memory of 2052 3632 windefender.exe 118 PID 2052 wrote to memory of 4656 2052 cmd.exe 119 PID 2052 wrote to memory of 4656 2052 cmd.exe 119 PID 2052 wrote to memory of 4656 2052 cmd.exe 119 -
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\7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe"C:\Users\Admin\AppData\Local\Temp\7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1372 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:456
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C:\Users\Admin\AppData\Local\Temp\7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.exe"C:\Users\Admin\AppData\Local\Temp\7ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd.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:392 -
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:5036
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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:4560 -
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:3176
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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:2060
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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:2284
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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:1588 -
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:4900
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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:4536
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4796
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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:1592
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4576
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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:972
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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:3904
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3632 -
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:2052 -
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:4656
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3116
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
MD5302d7f6bce2b0502ce77aac3161269fe
SHA1003355d2e5ac396e4969f7a4b0d7581e15794ec9
SHA256096b9063d9946e9cf7aa7cef335041112659b79ab544c7e66e50beafcbbd06c1
SHA5124d8f74ebd0e34d38f0242f0e28b166afa62ae5815732bb8bcc7ef69aaf78f4780e04547dedea736f0f9988bde9d50db14f8bab7e7addc24adae5d6c382c1c39b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e1be5bb1e3877ce124bfc0a53e2271cc
SHA1ffd976d6cdadbb73d5d931b1622561516e59a4fd
SHA2563301ec7e79d646033b5182b946aa46d1f47ad00ca08e9e97c198b22c3079864a
SHA512bb33f8f00e7b09d20cd01c7146fa922132d4549e0a99fcf1c2097e5c61982eda6c72703ca2d9d484ab8a6f99a5968f37255d37492c6428155d6c5bf4d9a3ee10
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD549aab7e1661a1abed269c57c80531a2f
SHA17d35d9a08ba948d874363a02fd7249672b06dae3
SHA2565a0b2926fe2e5eb8ff9d4a3788377e7614e6efc78eb94c3c07ea5c07b21c8bde
SHA5123d4add0541c8d0b6e42556853a1da6798a9eabcff8880fc1e263d48237c55d409446e2a2c234dd27dd5a39d66922b250442a727785528998408629fdc324c1ce
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58912132957ce0d1c36f1472f4779893e
SHA17fe77cb2595e2519331bba39640afc2f1647ad8f
SHA256ab1f68cf63f99233c70ff8f3e0a7c1a8c4e71bd2b9910546830162fcb1b92816
SHA512774717ca09a3fcfa5c2dfac1374fcc8c5c95e657139f987f432f5717e824b41d02cace4a3a914b10778377bb030168f415934d4ac78a08dfd11faa69d2e8112d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5bb343ab691ae70c1a3a85dc9d861bc91
SHA11c248b6da2f6706f3b50b9987d2115dc66174f4e
SHA25639e8feb8b69499e6ec60b78273b441fbbf4eb3a1438ab67dad9afad47544cf71
SHA51230ee75062768c898d98617ed81c69650e7f09d353bb5f70204a37c2fd0411cdef80b453b50df271e2dc6e572a29ae73b8784a655941c73e45fe0119a19a340ed
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Filesize
4.1MB
MD5afd47a33de2da8e263b61cd5fc4f5540
SHA1783e8ca1be0eacb2af0d526a197108e84d664eab
SHA2567ba934fea85abbbdfff95947d7865e2fb6d1ba116cc7872a0dad8d675b7616cd
SHA512355cad347309eece9b86f901e26959ccb9b6f59e4f7956f577eaf02854405ee8159fba331290afb18cc4a92e8e1df42daec92c780617ea53e9b6ba3366a67ce5
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec