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Analysis
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max time kernel
150s -
max time network
141s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
08/06/2023, 16:28
Static task
static1
General
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Target
693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe
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Size
4.2MB
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MD5
c099c9e0d7c2300c7f4a8683a9531016
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SHA1
a8d0f1e74c4c754798004486a7f3df3c16eaf0b2
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SHA256
693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a
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SHA512
75caa3ba2f3485ee0b0ec3a8d8627a9e6f4e1d297abb7bf997dd07cde15d1bf6fb5637f799504a2b14308c51bc40a5a08fc6b2537fc741be83f0e5bc5c4dbef0
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SSDEEP
98304:I/5S+b1Z/p6oQSInErfLJd2o/OVdeUy7NtwA:IBnTENnKJ0ZVk1BtwA
Malware Config
Signatures
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Glupteba payload 17 IoCs
resource yara_rule behavioral1/memory/2136-122-0x00000000053F0000-0x0000000005CDB000-memory.dmp family_glupteba behavioral1/memory/2136-126-0x0000000000400000-0x00000000030D2000-memory.dmp family_glupteba behavioral1/memory/2136-134-0x00000000053F0000-0x0000000005CDB000-memory.dmp family_glupteba behavioral1/memory/2136-193-0x0000000000400000-0x00000000030D2000-memory.dmp family_glupteba behavioral1/memory/2136-420-0x0000000000400000-0x00000000030D2000-memory.dmp family_glupteba behavioral1/memory/2136-423-0x0000000000400000-0x00000000030D2000-memory.dmp family_glupteba behavioral1/memory/3556-656-0x0000000000400000-0x00000000030D2000-memory.dmp family_glupteba behavioral1/memory/3556-688-0x0000000000400000-0x00000000030D2000-memory.dmp family_glupteba behavioral1/memory/3556-1158-0x0000000000400000-0x00000000030D2000-memory.dmp family_glupteba behavioral1/memory/3092-1407-0x0000000000400000-0x00000000030D2000-memory.dmp family_glupteba behavioral1/memory/3092-1672-0x0000000000400000-0x00000000030D2000-memory.dmp family_glupteba behavioral1/memory/3092-1896-0x0000000000400000-0x00000000030D2000-memory.dmp family_glupteba behavioral1/memory/3092-1905-0x0000000000400000-0x00000000030D2000-memory.dmp family_glupteba behavioral1/memory/3092-1907-0x0000000000400000-0x00000000030D2000-memory.dmp family_glupteba behavioral1/memory/3092-1909-0x0000000000400000-0x00000000030D2000-memory.dmp family_glupteba behavioral1/memory/3092-1911-0x0000000000400000-0x00000000030D2000-memory.dmp family_glupteba behavioral1/memory/3092-1913-0x0000000000400000-0x00000000030D2000-memory.dmp family_glupteba -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe = "0" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 4940 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3092 csrss.exe 4168 injector.exe 3968 windefender.exe 3184 windefender.exe -
resource yara_rule behavioral1/files/0x000700000001af1c-1899.dat upx behavioral1/memory/3968-1901-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x000700000001af1c-1900.dat upx behavioral1/files/0x000700000001af1c-1902.dat upx behavioral1/memory/3184-1904-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3968-1903-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3184-1906-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3184-1910-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe = "0" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Set value (str) \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\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 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 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.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 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe File created C:\Windows\rss\csrss.exe 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2700 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 4112 schtasks.exe 3920 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-792 = "SA Western Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs 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\1e\52C64B7E\@tzres.dll,-332 = "E. Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-772 = "Montevideo Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates 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\1e\52C64B7E\@tzres.dll,-81 = "Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-282 = "Central Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-401 = "Arabic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-385 = "Namibia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\System\CurrentControlSet\Control netsh.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs 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\1e\52C64B7E\@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-911 = "Mauritius Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1721 = "Libya Daylight Time" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-872 = "Pakistan Standard Time" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2142 = "Transbaikal Standard Time" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde Standard Time" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-31 = "Mid-Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.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\1e\52C64B7E\@tzres.dll,-271 = "Greenwich Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time" 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2002 = "Cabo Verde Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3824 powershell.exe 3824 powershell.exe 3824 powershell.exe 2136 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 2136 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 3244 powershell.exe 3244 powershell.exe 3244 powershell.exe 3556 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 3556 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 3556 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 3556 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 3556 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 3556 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 3556 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 3556 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 3556 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 3556 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 5064 powershell.exe 5064 powershell.exe 5064 powershell.exe 2064 powershell.exe 2064 powershell.exe 2064 powershell.exe 4696 powershell.exe 4696 powershell.exe 4696 powershell.exe 2324 powershell.exe 2324 powershell.exe 2324 powershell.exe 1856 powershell.exe 1856 powershell.exe 1856 powershell.exe 4168 injector.exe 4168 injector.exe 4168 injector.exe 4168 injector.exe 4168 injector.exe 4168 injector.exe 3092 csrss.exe 3092 csrss.exe 4168 injector.exe 4168 injector.exe 4168 injector.exe 4168 injector.exe 4168 injector.exe 4168 injector.exe 3092 csrss.exe 3092 csrss.exe 4168 injector.exe 4168 injector.exe 3092 csrss.exe 3092 csrss.exe 4168 injector.exe 4168 injector.exe 4168 injector.exe 4168 injector.exe 4168 injector.exe 4168 injector.exe 4168 injector.exe 4168 injector.exe 4168 injector.exe 4168 injector.exe 4168 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3824 powershell.exe Token: SeDebugPrivilege 2136 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Token: SeImpersonatePrivilege 2136 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe Token: SeDebugPrivilege 3244 powershell.exe Token: SeDebugPrivilege 5064 powershell.exe Token: SeDebugPrivilege 2064 powershell.exe Token: SeDebugPrivilege 4696 powershell.exe Token: SeDebugPrivilege 2324 powershell.exe Token: SeDebugPrivilege 1856 powershell.exe Token: SeSystemEnvironmentPrivilege 3092 csrss.exe Token: SeSecurityPrivilege 2700 sc.exe Token: SeSecurityPrivilege 2700 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2136 wrote to memory of 3824 2136 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 67 PID 2136 wrote to memory of 3824 2136 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 67 PID 2136 wrote to memory of 3824 2136 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 67 PID 3556 wrote to memory of 3244 3556 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 72 PID 3556 wrote to memory of 3244 3556 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 72 PID 3556 wrote to memory of 3244 3556 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 72 PID 3556 wrote to memory of 5040 3556 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 74 PID 3556 wrote to memory of 5040 3556 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 74 PID 5040 wrote to memory of 4940 5040 cmd.exe 76 PID 5040 wrote to memory of 4940 5040 cmd.exe 76 PID 3556 wrote to memory of 5064 3556 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 77 PID 3556 wrote to memory of 5064 3556 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 77 PID 3556 wrote to memory of 5064 3556 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 77 PID 3556 wrote to memory of 2064 3556 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 79 PID 3556 wrote to memory of 2064 3556 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 79 PID 3556 wrote to memory of 2064 3556 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 79 PID 3556 wrote to memory of 3092 3556 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 81 PID 3556 wrote to memory of 3092 3556 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 81 PID 3556 wrote to memory of 3092 3556 693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe 81 PID 3092 wrote to memory of 4696 3092 csrss.exe 82 PID 3092 wrote to memory of 4696 3092 csrss.exe 82 PID 3092 wrote to memory of 4696 3092 csrss.exe 82 PID 3092 wrote to memory of 2324 3092 csrss.exe 89 PID 3092 wrote to memory of 2324 3092 csrss.exe 89 PID 3092 wrote to memory of 2324 3092 csrss.exe 89 PID 3092 wrote to memory of 1856 3092 csrss.exe 91 PID 3092 wrote to memory of 1856 3092 csrss.exe 91 PID 3092 wrote to memory of 1856 3092 csrss.exe 91 PID 3092 wrote to memory of 4168 3092 csrss.exe 93 PID 3092 wrote to memory of 4168 3092 csrss.exe 93 PID 3968 wrote to memory of 3236 3968 windefender.exe 100 PID 3968 wrote to memory of 3236 3968 windefender.exe 100 PID 3968 wrote to memory of 3236 3968 windefender.exe 100 PID 3236 wrote to memory of 2700 3236 cmd.exe 101 PID 3236 wrote to memory of 2700 3236 cmd.exe 101 PID 3236 wrote to memory of 2700 3236 cmd.exe 101 -
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\693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe"C:\Users\Admin\AppData\Local\Temp\693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2136 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3824
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C:\Users\Admin\AppData\Local\Temp\693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe"C:\Users\Admin\AppData\Local\Temp\693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a.exe"2⤵
- Windows security bypass
- Windows security modification
- 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:3556 -
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:3244
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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:5040 -
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
- Modifies data under HKEY_USERS
PID:4940
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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:5064
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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:2064
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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:3092 -
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:4696
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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:3920
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4928
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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:2324
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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:1856
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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:4168
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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:4112
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3968 -
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:3236 -
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:2700
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3184
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1B
MD5c4ca4238a0b923820dcc509a6f75849b
SHA1356a192b7913b04c54574d18c28d46e6395428ab
SHA2566b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
SHA5124dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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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
MD51c19c16e21c97ed42d5beabc93391fc5
SHA18ad83f8e0b3acf8dfbbf87931e41f0d664c4df68
SHA2561bcd97396c83babfe6c5068ba590d7a3f8b70e72955a9d1e4070648e404cbf05
SHA5127d18776d8f649b3d29c182ff03efc6cea8b527542ee55304980f24577aae8b64e37044407776e220984346c3998ace5f8853afa58c8b38407482a728e9495e0c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD590a576ad65df33b3535e3e3fc59e07c2
SHA135eba1b676931b84ec36f12597dbd3d4598b73fd
SHA2560417c9fb4facfd3ec0287a51eecb86de35ac4dfc3ed857914f0c45141de5dc6f
SHA5129b477302665d58c028201f1bed331986751bdec815c086afd93d531703932d332ff9e32b6984619aa890210dfee998600bc73058cdce2a8bbb0a357c069514fe
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD590039052ee4c3bd3367a75ac4a340f1c
SHA184959a76ed8df2982fc19a43d117251fe6eacde5
SHA2569ff970c2940540bea51e780ac036f315c8cab4c549e4e3ab22d34697618cecbc
SHA51232341a84d615e302e12e2d607e44d2c4b6f08d19ce2d163548bb0e90feb9754479e47dbb51f8249a4b5622a8d5ef5645d4f9d9019b3fd9f05f2dee6e1264a9c4
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD51fd3331f31e3924d1c4ba554287badb7
SHA1fc0b35824b0733e5e63177d3f91e0e3788a1575f
SHA2566b2f357a16fdffe87fbb8fb5ff6f5a72cf9dbe0f8f3252c57f040012a4a216d8
SHA512baf28a22b373f827bd0f75d105902c5a3bf8faf71c2de10206d8b108d91682e4bddc86e9c5651c5b394fe3de7a1da3b5a8bb40056b7a172e8a814c2bb10d310c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD57274eb190ca83019f4195f8aa75f720a
SHA1930e7930891b32b53a231fcea1e43c67088ea741
SHA25605672f17aaf652e9a6411eb5eef9d7e76496e9d519d7e597c467ec154d551ae0
SHA512ecc07056b7fce8c0a54cd9b52188266f9419903d72f3cd12dfcd2668d06ff06bde96e45e2b3ac50b9de6c1cae7dc28e176fb285a9bb8984ddbe6b6cc7a7b07e3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5e415c45bb14be7dd06375ebbd84bdb96
SHA137c71f2d9e6c9d58c90423985beb76ceed557802
SHA256e4cd0aec5b28ec2acc6b91a24cba5512fbf267838605e1e84c15c29d062edb92
SHA512930b33002ad60f6e709d30f1ab76d7ab9117f023465cb3164c80d498a7dee83a2760f15961a05e5bdc4490faf6027afb4492155d2ba4ccefff74419b7be75d26
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Filesize
4.2MB
MD5c099c9e0d7c2300c7f4a8683a9531016
SHA1a8d0f1e74c4c754798004486a7f3df3c16eaf0b2
SHA256693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a
SHA51275caa3ba2f3485ee0b0ec3a8d8627a9e6f4e1d297abb7bf997dd07cde15d1bf6fb5637f799504a2b14308c51bc40a5a08fc6b2537fc741be83f0e5bc5c4dbef0
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Filesize
4.2MB
MD5c099c9e0d7c2300c7f4a8683a9531016
SHA1a8d0f1e74c4c754798004486a7f3df3c16eaf0b2
SHA256693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a
SHA51275caa3ba2f3485ee0b0ec3a8d8627a9e6f4e1d297abb7bf997dd07cde15d1bf6fb5637f799504a2b14308c51bc40a5a08fc6b2537fc741be83f0e5bc5c4dbef0
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec