Analysis
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max time kernel
149s -
max time network
153s -
platform
windows10-1703_x64 -
resource
win10-20231020-en -
resource tags
arch:x64arch:x86image:win10-20231020-enlocale:en-usos:windows10-1703-x64system -
submitted
24-10-2023 12:21
Static task
static1
General
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Target
45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe
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Size
4.1MB
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MD5
c4f5d0eb96c31bea3014c689fdc60c8a
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SHA1
5af1a0f8e9c183022a17233e17202576d7bc0505
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SHA256
45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b
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SHA512
524aa68a86d4c9c445dc947422eb54de86ae139cbeab62c5f5a50f24e5b80abbc4a8fb35cf49fabc26752c07d3bcfbdf895738a09f39cddfe95e8520404e03ca
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SSDEEP
98304:J79+KDGlFfaNIJJBLym9TSIjSJG04Iy6PyQl1:LNDzNIJJACTwJG0C6PH1
Malware Config
Signatures
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Glupteba payload 22 IoCs
resource yara_rule behavioral1/memory/2700-2-0x0000000002EC0000-0x00000000037AB000-memory.dmp family_glupteba behavioral1/memory/2700-3-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2700-38-0x0000000002EC0000-0x00000000037AB000-memory.dmp family_glupteba behavioral1/memory/2700-68-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2700-69-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2700-304-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2700-307-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2716-310-0x0000000002E50000-0x000000000373B000-memory.dmp family_glupteba behavioral1/memory/2716-311-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2716-453-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2716-809-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2716-1056-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3240-1060-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3240-1738-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3240-1807-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3240-1815-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3240-1817-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3240-1819-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3240-1821-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3240-1823-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3240-1825-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3240-1834-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe = "0" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 5072 netsh.exe -
Executes dropped EXE 5 IoCs
pid Process 3240 csrss.exe 2820 injector.exe 4496 windefender.exe 1044 windefender.exe 392 f801950a962ddba14caaa44bf084b55c.exe -
resource yara_rule behavioral1/files/0x000700000001ab88-1810.dat upx behavioral1/files/0x000700000001ab88-1812.dat upx behavioral1/files/0x000700000001ab88-1813.dat upx behavioral1/memory/4496-1814-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1044-1816-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1044-1820-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x000700000001ab89-1830.dat upx behavioral1/files/0x000700000001ab89-1832.dat upx behavioral1/memory/1044-1833-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe = "0" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2640874492-649017405-3475600720-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-2640874492-649017405-3475600720-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.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 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe File created C:\Windows\rss\csrss.exe 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe File created 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 192 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 3364 schtasks.exe 5060 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Key created \REGISTRY\USER\.DEFAULT\SYSTEM netsh.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-682 = "E. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-832 = "SA Eastern Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-591 = "Malay Peninsula Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-561 = "SE Asia Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "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\1a\52C64B7E\@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-652 = "AUS Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-112 = "Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-2771 = "Omsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-2492 = "Aus Central W. Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-1021 = "Bangladesh Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-31 = "Mid-Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-541 = "Myanmar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-651 = "AUS Central Daylight Time" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.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\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\System\CurrentControlSet netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-2752 = "Tomsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.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\1a\52C64B7E\@tzres.dll,-731 = "Fiji Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA 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\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1721 = "Libya Daylight Time" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time" 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-512 = "Central Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-2341 = "Haiti Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-671 = "AUS Eastern Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4576 powershell.exe 4576 powershell.exe 4576 powershell.exe 2700 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 2700 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 2620 powershell.exe 2620 powershell.exe 2620 powershell.exe 2716 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 2716 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 2716 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 2716 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 2716 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 2716 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 2716 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 2716 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 2716 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 2716 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 4424 powershell.exe 4424 powershell.exe 4424 powershell.exe 3288 powershell.exe 3288 powershell.exe 3288 powershell.exe 4872 powershell.exe 4872 powershell.exe 4872 powershell.exe 2248 powershell.exe 2248 powershell.exe 2248 powershell.exe 1488 powershell.exe 1488 powershell.exe 1488 powershell.exe 2820 injector.exe 2820 injector.exe 2820 injector.exe 2820 injector.exe 2820 injector.exe 2820 injector.exe 2820 injector.exe 2820 injector.exe 3240 csrss.exe 3240 csrss.exe 2820 injector.exe 2820 injector.exe 2820 injector.exe 2820 injector.exe 2820 injector.exe 2820 injector.exe 3240 csrss.exe 3240 csrss.exe 2820 injector.exe 2820 injector.exe 3240 csrss.exe 3240 csrss.exe 2820 injector.exe 2820 injector.exe 2820 injector.exe 2820 injector.exe 2820 injector.exe 2820 injector.exe 2820 injector.exe 2820 injector.exe 2820 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4576 powershell.exe Token: SeDebugPrivilege 2700 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Token: SeImpersonatePrivilege 2700 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe Token: SeDebugPrivilege 2620 powershell.exe Token: SeDebugPrivilege 4424 powershell.exe Token: SeDebugPrivilege 3288 powershell.exe Token: SeDebugPrivilege 4872 powershell.exe Token: SeDebugPrivilege 2248 powershell.exe Token: SeDebugPrivilege 1488 powershell.exe Token: SeSystemEnvironmentPrivilege 3240 csrss.exe Token: SeSecurityPrivilege 192 sc.exe Token: SeSecurityPrivilege 192 sc.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 2700 wrote to memory of 4576 2700 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 71 PID 2700 wrote to memory of 4576 2700 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 71 PID 2700 wrote to memory of 4576 2700 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 71 PID 2716 wrote to memory of 2620 2716 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 76 PID 2716 wrote to memory of 2620 2716 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 76 PID 2716 wrote to memory of 2620 2716 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 76 PID 2716 wrote to memory of 4348 2716 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 78 PID 2716 wrote to memory of 4348 2716 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 78 PID 4348 wrote to memory of 5072 4348 cmd.exe 80 PID 4348 wrote to memory of 5072 4348 cmd.exe 80 PID 2716 wrote to memory of 4424 2716 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 81 PID 2716 wrote to memory of 4424 2716 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 81 PID 2716 wrote to memory of 4424 2716 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 81 PID 2716 wrote to memory of 3288 2716 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 83 PID 2716 wrote to memory of 3288 2716 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 83 PID 2716 wrote to memory of 3288 2716 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 83 PID 2716 wrote to memory of 3240 2716 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 85 PID 2716 wrote to memory of 3240 2716 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 85 PID 2716 wrote to memory of 3240 2716 45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe 85 PID 3240 wrote to memory of 4872 3240 csrss.exe 86 PID 3240 wrote to memory of 4872 3240 csrss.exe 86 PID 3240 wrote to memory of 4872 3240 csrss.exe 86 PID 3240 wrote to memory of 2248 3240 csrss.exe 93 PID 3240 wrote to memory of 2248 3240 csrss.exe 93 PID 3240 wrote to memory of 2248 3240 csrss.exe 93 PID 3240 wrote to memory of 1488 3240 csrss.exe 95 PID 3240 wrote to memory of 1488 3240 csrss.exe 95 PID 3240 wrote to memory of 1488 3240 csrss.exe 95 PID 3240 wrote to memory of 2820 3240 csrss.exe 97 PID 3240 wrote to memory of 2820 3240 csrss.exe 97 PID 4496 wrote to memory of 2080 4496 windefender.exe 104 PID 4496 wrote to memory of 2080 4496 windefender.exe 104 PID 4496 wrote to memory of 2080 4496 windefender.exe 104 PID 2080 wrote to memory of 192 2080 cmd.exe 105 PID 2080 wrote to memory of 192 2080 cmd.exe 105 PID 2080 wrote to memory of 192 2080 cmd.exe 105 PID 3240 wrote to memory of 392 3240 csrss.exe 107 PID 3240 wrote to memory of 392 3240 csrss.exe 107 PID 3240 wrote to memory of 392 3240 csrss.exe 107 -
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\45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe"C:\Users\Admin\AppData\Local\Temp\45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2700 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4576
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C:\Users\Admin\AppData\Local\Temp\45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.exe"C:\Users\Admin\AppData\Local\Temp\45702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b.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:2716 -
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:2620
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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:4348 -
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:5072
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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:4424
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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:3288
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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:3240 -
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:4872
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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:3364
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:380
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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:2248
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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:1488
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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:2820
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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:5060
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4496 -
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:2080 -
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:192
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C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exeC:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe4⤵
- Executes dropped EXE
PID:392 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "csrss" /f5⤵PID:4492
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "ScheduledUpdate" /f5⤵PID:4944
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1044
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
1Replay Monitor
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Downloads
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Filesize
1B
MD5c4ca4238a0b923820dcc509a6f75849b
SHA1356a192b7913b04c54574d18c28d46e6395428ab
SHA2566b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
SHA5124dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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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
MD5ca471ff2bbebfa078e04811ef520d46e
SHA17224615c01fe813ac36fa87716b95df58f9c5755
SHA256454d6db5112b07462319b5df3f6a7f55cc0e15d9711a2b7975449bd47302addf
SHA512885de4016d7832bf98388e2336a37e21df60dd0b8fc9cf9962316cbda495aa48ba71182a5017c7a08073a1eeb6cfc2aae1eba9f6287fa454be68c8856dc2b9e2
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5911e70717a59e206fc46a41a990c15b8
SHA1d347dae23a83ccb9bde495c735d8007900e88321
SHA25608aa70d49242d45a904264fe0ec5bfdbc272f1dfea911cd6ae0a91c8c0b72afc
SHA512c12b6c41bcc9f3edd74c75387a1cc9aac7ccf70758b107f67221ee814e29cc73b4cc515fcd36d832cdce6aba74443577546f5b26e3880c6d6ab1936202dce04f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD588629b764003ed14b7b97f424275a218
SHA1d57022e162ab2f01e14cb5d40d97e6c3ce25d1af
SHA25673ae39e54fda3aff6dce3e42741cb494a444f084b953fe1d8b25591ec28af8f1
SHA51242fa746e39dd8b21ee613f9b13faca70006039acce15454670784ecaa946fc6b91ee1c7667624ccdb302907bfd4e91fc7559e2b7233849c238f32b1fd64975c7
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD58faa2292abf798434b1cef3142dda3cb
SHA19912c7114679bf9ff3fcaca2726cfcf180eadcaf
SHA2569a3e1a874f5a4688cd8dc02b3c98beea21b5da323ebec7db39a3d2592257e9e5
SHA5124552ebcf78616ef280bc3a853329cfffceca7402dc20e796ed1484d4c82689ba942fea75308c8a1ba9b45eb813c53619418cd22b153ef315ae109b8e00599984
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5a9913688c7935338512838475a3b4bd8
SHA13fac41c2506b7bc9a87fcdae6208b846c8f8ca73
SHA2566f91ae309791ed0bdb6c2b8c64799249e374eae9bd8c14c1d41e1ce77ef051cf
SHA512a4a56acc7be40680415b283342c5406e733db0bc9ec1ef9ef4de3394ded6ae2e684392d67e7608c323d521587eb0393408a933ba0427c991ed5d6dfb87bb5dbe
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Filesize
4.1MB
MD5c4f5d0eb96c31bea3014c689fdc60c8a
SHA15af1a0f8e9c183022a17233e17202576d7bc0505
SHA25645702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b
SHA512524aa68a86d4c9c445dc947422eb54de86ae139cbeab62c5f5a50f24e5b80abbc4a8fb35cf49fabc26752c07d3bcfbdf895738a09f39cddfe95e8520404e03ca
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Filesize
4.1MB
MD5c4f5d0eb96c31bea3014c689fdc60c8a
SHA15af1a0f8e9c183022a17233e17202576d7bc0505
SHA25645702c7e87ca4a16da0d741ec62b8b81372283856f06b2cb04651794a80c470b
SHA512524aa68a86d4c9c445dc947422eb54de86ae139cbeab62c5f5a50f24e5b80abbc4a8fb35cf49fabc26752c07d3bcfbdf895738a09f39cddfe95e8520404e03ca
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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