Analysis
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max time kernel
150s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
17-05-2024 13:41
Static task
static1
Behavioral task
behavioral1
Sample
d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe
Resource
win10v2004-20240508-en
General
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Target
d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe
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Size
4.1MB
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MD5
ca64b58de95a5bbd0454949ee6de15f8
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SHA1
dc0080c1e47097a5972570f9f7c99a4046535277
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SHA256
d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2
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SHA512
a89e6deb8f06667a65cef09f9ce40abb61b339bd284174848d2213d720460e0a6b79a2068dd775f5f9fd4524f58c24f8974b3639dae0413c66fa305155f8bb91
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SSDEEP
98304:EQJMl/iXMhTmfDhNRe9xfYVEx7xkD10HZd3scl3XzHAtmo0Fz:/b8hTmbBIxHPR3rn3oKz
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral1/memory/3452-2-0x0000000004BC0000-0x00000000054AB000-memory.dmp family_glupteba behavioral1/memory/3452-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3452-4-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3452-58-0x0000000004BC0000-0x00000000054AB000-memory.dmp family_glupteba behavioral1/memory/3452-55-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3452-57-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5076-137-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/4888-165-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/4888-221-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/4888-230-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/4888-231-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/4888-233-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/4888-236-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/4888-238-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/4888-239-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/4888-241-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/4888-244-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/4888-246-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 208 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4888 csrss.exe 1872 injector.exe 2556 windefender.exe 3852 windefender.exe -
resource yara_rule behavioral1/files/0x000800000002343d-224.dat upx behavioral1/memory/2556-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2556-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3852-232-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3852-235-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe File created C:\Windows\rss\csrss.exe d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 624 sc.exe -
pid Process 4608 powershell.exe 4432 powershell.exe 1392 powershell.exe 1996 powershell.exe 4268 powershell.exe 4416 powershell.exe 4972 powershell.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 5040 5076 WerFault.exe 98 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 620 schtasks.exe 4328 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process 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\SmartCardRoot\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\2a\52C64B7E\@tzres.dll,-891 = "Morocco Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time" d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-201 = "US Mountain Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time" d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.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,-1832 = "Russia TZ 2 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-591 = "Malay Peninsula Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 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\2a\52C64B7E\@tzres.dll,-842 = "Argentina Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-52 = "Greenland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2491 = "Aus Central W. Daylight Time" d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-191 = "Mountain Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates 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,-221 = "Alaskan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time" d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time" d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-232 = "Hawaiian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2141 = "Transbaikal Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time" d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time" d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.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,-2372 = "Easter Island Standard Time" d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-561 = "SE Asia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2162 = "Altai Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-41 = "E. South America Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-602 = "Taipei Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2872 = "Magallanes Standard Time" d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-411 = "E. Africa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-792 = "SA Western Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time" d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1996 powershell.exe 1996 powershell.exe 3452 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 3452 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 4268 powershell.exe 4268 powershell.exe 5076 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 5076 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 5076 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 5076 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 5076 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 5076 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 5076 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 5076 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 5076 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 5076 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 4416 powershell.exe 4416 powershell.exe 4972 powershell.exe 4972 powershell.exe 4608 powershell.exe 4608 powershell.exe 4432 powershell.exe 4432 powershell.exe 1392 powershell.exe 1392 powershell.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 4888 csrss.exe 1872 injector.exe 4888 csrss.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 4888 csrss.exe 4888 csrss.exe 1872 injector.exe 1872 injector.exe 4888 csrss.exe 4888 csrss.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1996 powershell.exe Token: SeDebugPrivilege 3452 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe Token: SeImpersonatePrivilege 3452 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe Token: SeDebugPrivilege 4268 powershell.exe Token: SeDebugPrivilege 4416 powershell.exe Token: SeDebugPrivilege 4972 powershell.exe Token: SeDebugPrivilege 4608 powershell.exe Token: SeDebugPrivilege 4432 powershell.exe Token: SeDebugPrivilege 1392 powershell.exe Token: SeSystemEnvironmentPrivilege 4888 csrss.exe Token: SeSecurityPrivilege 624 sc.exe Token: SeSecurityPrivilege 624 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3452 wrote to memory of 1996 3452 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 94 PID 3452 wrote to memory of 1996 3452 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 94 PID 3452 wrote to memory of 1996 3452 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 94 PID 5076 wrote to memory of 4268 5076 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 99 PID 5076 wrote to memory of 4268 5076 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 99 PID 5076 wrote to memory of 4268 5076 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 99 PID 5076 wrote to memory of 3616 5076 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 102 PID 5076 wrote to memory of 3616 5076 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 102 PID 3616 wrote to memory of 208 3616 cmd.exe 104 PID 3616 wrote to memory of 208 3616 cmd.exe 104 PID 5076 wrote to memory of 4416 5076 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 105 PID 5076 wrote to memory of 4416 5076 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 105 PID 5076 wrote to memory of 4416 5076 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 105 PID 5076 wrote to memory of 4972 5076 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 107 PID 5076 wrote to memory of 4972 5076 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 107 PID 5076 wrote to memory of 4972 5076 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 107 PID 5076 wrote to memory of 4888 5076 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 110 PID 5076 wrote to memory of 4888 5076 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 110 PID 5076 wrote to memory of 4888 5076 d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe 110 PID 4888 wrote to memory of 4608 4888 csrss.exe 114 PID 4888 wrote to memory of 4608 4888 csrss.exe 114 PID 4888 wrote to memory of 4608 4888 csrss.exe 114 PID 4888 wrote to memory of 4432 4888 csrss.exe 119 PID 4888 wrote to memory of 4432 4888 csrss.exe 119 PID 4888 wrote to memory of 4432 4888 csrss.exe 119 PID 4888 wrote to memory of 1392 4888 csrss.exe 122 PID 4888 wrote to memory of 1392 4888 csrss.exe 122 PID 4888 wrote to memory of 1392 4888 csrss.exe 122 PID 4888 wrote to memory of 1872 4888 csrss.exe 124 PID 4888 wrote to memory of 1872 4888 csrss.exe 124 PID 2556 wrote to memory of 3448 2556 windefender.exe 130 PID 2556 wrote to memory of 3448 2556 windefender.exe 130 PID 2556 wrote to memory of 3448 2556 windefender.exe 130 PID 3448 wrote to memory of 624 3448 cmd.exe 131 PID 3448 wrote to memory of 624 3448 cmd.exe 131 PID 3448 wrote to memory of 624 3448 cmd.exe 131 -
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\d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe"C:\Users\Admin\AppData\Local\Temp\d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3452 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1996
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C:\Users\Admin\AppData\Local\Temp\d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.exe"C:\Users\Admin\AppData\Local\Temp\d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2.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:5076 -
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:4268
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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:3616 -
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:208
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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:4416
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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:4972
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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:4888 -
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:4608
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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:620
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2548
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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:4432
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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:1392
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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:1872
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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:4328
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2556 -
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:3448 -
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:624
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5076 -s 6283⤵
- Program crash
PID:5040
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 5076 -ip 50761⤵PID:8
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3852
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
MD540e8164262b62b2ce04e41857ba68970
SHA155c2a421a1e3600b8dcd77b2515603a1e733578f
SHA256c897f02fc567df04b4d579a9e1f7a2718c0d41c495db64107fbfe0dcfbc07c0e
SHA51299db5b5c2c72fa2e582cd42f3c8472ec5cc22a1007be146b25a15cd7e1f8b2187b62a60c52cb15d02bcc74d21f6de997250892b38dc3af9987e96a64c3538f78
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5fd62cb9ae4c10fbde9c0a607e2394e8c
SHA10a030f1f5d30a8715c873b5fde218c365e4d9ef3
SHA256e5a078f9e8683f8aee684474fdaa958a5ce68e904c0d99765f9c22d239b5de88
SHA5122bf3ab215e243cc213633b484bb91186c32e17a4488f1c4e2a10d9c1f3ba622249e3c14d3b4a7f68e29596262fcf14f2c4dd7967fc802d87d97cca1240c0e325
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e49a99eb4d13de2425ef34dd1723f6ae
SHA161cebd730a83372b2a2dbc1e7943838699f561db
SHA2562b39874980cd3cd69c0ce0ed4a2cd72e39209ae39cf0473d4901228656ae47fc
SHA512c2560bff6d30da6c6383b731c62f231c70e9ef0c4ecd87bde273dcafc9caa7e5ad231c821c87138d2b2153ec0c28d97d7b9c71a303f95cced943b9385205bec2
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55054f7ead0b019d4a5fbef6b0fe1900f
SHA1877675beced8ea01058229d8c7262bdd55489bff
SHA256cece400c9927a50f80365db1d375c2f8193c8b38edb7c0a286e3d88f78bae2de
SHA5126c014eac450e2db0fe1570d627e2ee13e4ba80ebe9e5ad718c085080f1af87ff025b14fc1086905bafd7084c347692053a05b6c8b29734558d74ca8c83bc56e6
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5669d8f28d43f7b4b431c7293396b5ea9
SHA15dd0e89e999ae1f7fa9c60de0d9832c75bc165b2
SHA2569b6365af7652c345513dcf0c0266474901f7c9c35a712add226a6f52be1f3334
SHA512694dacec731c666c20b32ef91b2901c6f9346d0932e087d8846a23ea65fc17c8e81d9a2b190eceb0b437ac878d39c0b4a1ace4ca3b1d032eeeacce8e0de4821a
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Filesize
4.1MB
MD5ca64b58de95a5bbd0454949ee6de15f8
SHA1dc0080c1e47097a5972570f9f7c99a4046535277
SHA256d252bd18fd3b2d9435d987fbd5148aa9aa73369f30b25acc14a2cd7c5d2642e2
SHA512a89e6deb8f06667a65cef09f9ce40abb61b339bd284174848d2213d720460e0a6b79a2068dd775f5f9fd4524f58c24f8974b3639dae0413c66fa305155f8bb91
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec