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
19-05-2024 01:46
Static task
static1
Behavioral task
behavioral1
Sample
c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe
Resource
win10v2004-20240508-en
General
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Target
c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe
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Size
4.1MB
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MD5
5596ce92b5b7512c4e67adc4b283cbe1
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SHA1
93013cc30e72a9c0052b0e69dcad323d1ce3706a
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SHA256
c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b
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SHA512
d5a966ec48baee74ce6eaa827e36981883b3f2de14793027d2f723967a45b95a98c2558d2d33082d8d3f7e0c9cd60c040b91f446e7875f339fc9ca085515e53a
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SSDEEP
98304:CQGLdTw13YmTlGi/xMFRAVNS6wnhY59m5e0z8345y:CLpT0YNaxn5wu5s59Yr
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/1780-2-0x0000000004880000-0x000000000516B000-memory.dmp family_glupteba behavioral1/memory/1780-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1780-103-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/1780-143-0x0000000004880000-0x000000000516B000-memory.dmp family_glupteba behavioral1/memory/3872-182-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/1780-208-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/664-214-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/664-226-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/664-230-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/664-234-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/664-238-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/664-242-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/664-246-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/664-250-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/664-254-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/664-258-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/664-262-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/664-266-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/664-270-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1972 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 664 csrss.exe 3124 injector.exe 4248 windefender.exe 1968 windefender.exe -
resource yara_rule behavioral1/files/0x0007000000023430-218.dat upx behavioral1/memory/4248-220-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4248-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1968-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1968-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1968-237-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\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\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 File created 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 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\rss\csrss.exe c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 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 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4660 sc.exe -
pid Process 4508 powershell.exe 3536 powershell.exe 4912 powershell.exe 1892 powershell.exe 3128 powershell.exe 3468 powershell.exe 4476 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 1864 schtasks.exe 4868 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\@tzres.dll,-2001 = "Cabo Verde Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-42 = "E. South America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-752 = "Tonga Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1862 = "Russia TZ 6 Standard Time" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-104 = "Central Brazilian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1822 = "Russia TZ 1 Standard Time" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-441 = "Arabian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3051 = "Qyzylorda Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2431 = "Cuba Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-891 = "Morocco Daylight Time" windefender.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\2a\52C64B7E\@tzres.dll,-1972 = "Belarus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3052 = "Qyzylorda Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2322 = "Sakhalin Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-621 = "Korea Daylight Time" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-202 = "US Mountain Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2372 = "Easter Island Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1502 = "Turkey Standard 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" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-152 = "Central America Standard Time" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-32 = "Mid-Atlantic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2792 = "Novosibirsk Standard 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" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-41 = "E. South America Daylight Time" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-71 = "Newfoundland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-352 = "FLE Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-491 = "India Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1892 powershell.exe 1892 powershell.exe 1780 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 1780 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 3128 powershell.exe 3128 powershell.exe 3872 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 3872 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 3872 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 3872 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 3872 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 3872 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 3872 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 3872 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 3872 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 3872 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 3468 powershell.exe 3468 powershell.exe 3468 powershell.exe 4476 powershell.exe 4476 powershell.exe 4476 powershell.exe 4508 powershell.exe 4508 powershell.exe 3536 powershell.exe 3536 powershell.exe 4912 powershell.exe 4912 powershell.exe 3124 injector.exe 3124 injector.exe 3124 injector.exe 3124 injector.exe 3124 injector.exe 3124 injector.exe 664 csrss.exe 664 csrss.exe 3124 injector.exe 3124 injector.exe 3124 injector.exe 3124 injector.exe 3124 injector.exe 3124 injector.exe 664 csrss.exe 664 csrss.exe 3124 injector.exe 3124 injector.exe 3124 injector.exe 3124 injector.exe 664 csrss.exe 664 csrss.exe 3124 injector.exe 3124 injector.exe 3124 injector.exe 3124 injector.exe 3124 injector.exe 3124 injector.exe 3124 injector.exe 3124 injector.exe 3124 injector.exe 3124 injector.exe 3124 injector.exe 3124 injector.exe 3124 injector.exe 3124 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1892 powershell.exe Token: SeDebugPrivilege 1780 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Token: SeImpersonatePrivilege 1780 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe Token: SeDebugPrivilege 3128 powershell.exe Token: SeDebugPrivilege 3468 powershell.exe Token: SeDebugPrivilege 4476 powershell.exe Token: SeDebugPrivilege 4508 powershell.exe Token: SeDebugPrivilege 3536 powershell.exe Token: SeDebugPrivilege 4912 powershell.exe Token: SeSystemEnvironmentPrivilege 664 csrss.exe Token: SeSecurityPrivilege 4660 sc.exe Token: SeSecurityPrivilege 4660 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1780 wrote to memory of 1892 1780 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 88 PID 1780 wrote to memory of 1892 1780 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 88 PID 1780 wrote to memory of 1892 1780 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 88 PID 3872 wrote to memory of 3128 3872 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 94 PID 3872 wrote to memory of 3128 3872 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 94 PID 3872 wrote to memory of 3128 3872 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 94 PID 3872 wrote to memory of 2932 3872 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 99 PID 3872 wrote to memory of 2932 3872 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 99 PID 2932 wrote to memory of 1972 2932 cmd.exe 102 PID 2932 wrote to memory of 1972 2932 cmd.exe 102 PID 3872 wrote to memory of 3468 3872 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 103 PID 3872 wrote to memory of 3468 3872 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 103 PID 3872 wrote to memory of 3468 3872 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 103 PID 3872 wrote to memory of 4476 3872 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 105 PID 3872 wrote to memory of 4476 3872 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 105 PID 3872 wrote to memory of 4476 3872 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 105 PID 3872 wrote to memory of 664 3872 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 109 PID 3872 wrote to memory of 664 3872 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 109 PID 3872 wrote to memory of 664 3872 c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe 109 PID 664 wrote to memory of 4508 664 csrss.exe 110 PID 664 wrote to memory of 4508 664 csrss.exe 110 PID 664 wrote to memory of 4508 664 csrss.exe 110 PID 664 wrote to memory of 3536 664 csrss.exe 116 PID 664 wrote to memory of 3536 664 csrss.exe 116 PID 664 wrote to memory of 3536 664 csrss.exe 116 PID 664 wrote to memory of 4912 664 csrss.exe 119 PID 664 wrote to memory of 4912 664 csrss.exe 119 PID 664 wrote to memory of 4912 664 csrss.exe 119 PID 664 wrote to memory of 3124 664 csrss.exe 121 PID 664 wrote to memory of 3124 664 csrss.exe 121 PID 4248 wrote to memory of 1636 4248 windefender.exe 128 PID 4248 wrote to memory of 1636 4248 windefender.exe 128 PID 4248 wrote to memory of 1636 4248 windefender.exe 128 PID 1636 wrote to memory of 4660 1636 cmd.exe 129 PID 1636 wrote to memory of 4660 1636 cmd.exe 129 PID 1636 wrote to memory of 4660 1636 cmd.exe 129 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe"C:\Users\Admin\AppData\Local\Temp\c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1780 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1892
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C:\Users\Admin\AppData\Local\Temp\c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.exe"C:\Users\Admin\AppData\Local\Temp\c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b.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:3872 -
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:3128
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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:2932 -
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:1972
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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:3468
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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:4476
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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:664 -
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:4508
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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:1864
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4616
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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:3536
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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:4912
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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:3124
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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:4868
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4248 -
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:1636 -
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:4660
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1968
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c46455680cec79a53be82696613936c3
SHA143eef18efb9661a302dfb3a820c406499e3eade1
SHA256d6475a2e18121e4ef8f65820fe59da45b60ca573c666d33fcfd905db49cf8b5e
SHA512abf278096c32715f814a0f2d827ba20f946fdff90f95b63c2c69601f03bbf766fd3e7a6dc673c7b8ac6555dc1c4190455657934d2df19365618c602f84c7dfb2
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5597bddae154dbf1146320f26cce0cab6
SHA1510b74a8b706493ce10446604b339407bf9d5ec9
SHA256645ff84f1fd5afad6da4f62ecad6a6f22d8c18e64b10f21706651084df4762d0
SHA512c581b517277215044a6c739f9530838d0a27b0c98934a74b47f7e77c21d67ba2927fd0f4eec0c14cb42edc488106c3db8c0aa55a3f7faeed1889477924f7077b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5219a82f6be2c68b50b5823b6a4a3d363
SHA1c36befee76907da13fe49c4d478bcc172662ed8f
SHA256b21998033b129fb92149989f9c0641331e35f411022112046da0316cabcad30e
SHA5124a732a379973d0cc2b15ec3ea4054f6788d9a0574d926f9e23ee259c59c7bbde30ad106c7989ffc3bdcee4b53a17ad4e8b014c81dd75526d64a1d86c6dba88e8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5578a4e54b0620c1ca898e44edb25220b
SHA155a083e6c8ed2e1255a9e78d56c7b7ae9b4895c1
SHA2563e214ce11655b30ed5a591f2b79ef734a9aaac942052f37d1051e6eb133a9c87
SHA51257a285cc4fa4b97718a5fee74a2f0a17d627bf3018e9b7f0706dfc9853bd54cbf76c602d6a30cc2490baecfa27bce692039e092407e53274d0eaeb14d1d46215
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58e6606d7f2b1880b93dfdb4f2b15cfc9
SHA18c78a842fc3047467d394ea68cfff6cde2d1cf99
SHA256c892c59c793b95e1872a8dd8e17143d957febaab5300dcdebf64b4aca0941754
SHA512275f797fd4d85a6e4ffac46cdae4ddd4b5621fa9d582b94c425e91b8805d7d0da57ca1cfd3e4bc7981f19f4f189bfef51562c0ea6ff45d90003fe1d58d23842f
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Filesize
4.1MB
MD55596ce92b5b7512c4e67adc4b283cbe1
SHA193013cc30e72a9c0052b0e69dcad323d1ce3706a
SHA256c229ceb8141a9c4882c0fb113eb18e4e8518d5a327c904b463d60b6aaf3a345b
SHA512d5a966ec48baee74ce6eaa827e36981883b3f2de14793027d2f723967a45b95a98c2558d2d33082d8d3f7e0c9cd60c040b91f446e7875f339fc9ca085515e53a
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec