Analysis
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max time kernel
157s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
12-10-2023 14:55
Static task
static1
Behavioral task
behavioral1
Sample
ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe
Resource
win7-20230831-en
General
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Target
ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe
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Size
4.1MB
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MD5
6214ea4fbdb26114f4ff70c43da753d9
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SHA1
f39401d853d21b5d3070bae35ae4d3903ae7ffdd
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SHA256
ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af
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SHA512
7560c7de3f79a7d95fce3f0ab420260b21c52817fad5b008fb56785007c7fff657e36213af1fc0e95c17ab09ffa264bff0f0942feaaf6cfad83eec210b22f5e9
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SSDEEP
98304:2LepFHH+IdvxwagbO81bZtVIAinIOQraRjF2590E:2Lan+I3gBjqA4IOQ2qV
Malware Config
Signatures
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Glupteba payload 21 IoCs
resource yara_rule behavioral2/memory/572-1-0x0000000002FD0000-0x00000000038BB000-memory.dmp family_glupteba behavioral2/memory/572-2-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/572-12-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/572-22-0x0000000002FD0000-0x00000000038BB000-memory.dmp family_glupteba behavioral2/memory/572-58-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/572-59-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/4988-61-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/4988-90-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/4988-92-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/4988-126-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/4988-159-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/556-195-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/556-257-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/556-270-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/556-272-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/556-274-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/556-276-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/556-278-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/556-280-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/556-282-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/556-284-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 3980 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 556 csrss.exe 2236 injector.exe 4084 windefender.exe 3312 windefender.exe -
resource yara_rule behavioral2/files/0x00070000000231dd-265.dat upx behavioral2/files/0x00070000000231dd-267.dat upx behavioral2/files/0x00070000000231dd-268.dat upx behavioral2/memory/4084-271-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3312-273-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3312-277-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\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 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe File created C:\Windows\rss\csrss.exe ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.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 680 sc.exe -
Program crash 6 IoCs
pid pid_target Process procid_target 2012 572 WerFault.exe 82 2380 572 WerFault.exe 82 1248 572 WerFault.exe 82 4332 4988 WerFault.exe 93 2032 4988 WerFault.exe 93 2292 4988 WerFault.exe 93 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3880 schtasks.exe 4300 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time" ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs 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\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-621 = "Korea Daylight Time" ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time" ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time" ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time" ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-911 = "Mauritius Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-692 = "Tasmania Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time" ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-192 = "Mountain Standard Time" windefender.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2391 = "Aleutian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time" ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-892 = "Morocco Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-385 = "Namibia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-772 = "Montevideo Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2571 = "Turks and Caicos Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time" ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1721 = "Libya Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2871 = "Magallanes Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-891 = "Morocco Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-122 = "SA Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2512 = "Lord Howe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2511 = "Lord Howe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time" ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.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\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-282 = "Central Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time" ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1822 = "Russia TZ 1 Standard Time" ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time" ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time" ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3984 powershell.exe 3984 powershell.exe 572 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 572 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 4240 powershell.exe 4240 powershell.exe 4988 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 4988 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 4988 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 4988 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 4988 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 4988 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 4988 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 4988 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 4988 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 4988 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 4960 powershell.exe 4960 powershell.exe 1284 powershell.exe 1284 powershell.exe 4604 powershell.exe 4604 powershell.exe 1320 powershell.exe 1320 powershell.exe 4692 powershell.exe 4692 powershell.exe 2236 injector.exe 2236 injector.exe 2236 injector.exe 2236 injector.exe 2236 injector.exe 2236 injector.exe 2236 injector.exe 2236 injector.exe 556 csrss.exe 556 csrss.exe 2236 injector.exe 2236 injector.exe 2236 injector.exe 2236 injector.exe 2236 injector.exe 2236 injector.exe 556 csrss.exe 556 csrss.exe 2236 injector.exe 2236 injector.exe 556 csrss.exe 556 csrss.exe 2236 injector.exe 2236 injector.exe 2236 injector.exe 2236 injector.exe 2236 injector.exe 2236 injector.exe 2236 injector.exe 2236 injector.exe 2236 injector.exe 2236 injector.exe 2236 injector.exe 2236 injector.exe 2236 injector.exe 2236 injector.exe 2236 injector.exe 2236 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3984 powershell.exe Token: SeDebugPrivilege 572 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe Token: SeImpersonatePrivilege 572 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe Token: SeDebugPrivilege 4240 powershell.exe Token: SeDebugPrivilege 4960 powershell.exe Token: SeDebugPrivilege 1284 powershell.exe Token: SeDebugPrivilege 4604 powershell.exe Token: SeDebugPrivilege 1320 powershell.exe Token: SeDebugPrivilege 4692 powershell.exe Token: SeSystemEnvironmentPrivilege 556 csrss.exe Token: SeSecurityPrivilege 680 sc.exe Token: SeSecurityPrivilege 680 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 572 wrote to memory of 3984 572 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 88 PID 572 wrote to memory of 3984 572 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 88 PID 572 wrote to memory of 3984 572 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 88 PID 4988 wrote to memory of 4240 4988 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 102 PID 4988 wrote to memory of 4240 4988 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 102 PID 4988 wrote to memory of 4240 4988 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 102 PID 4988 wrote to memory of 3684 4988 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 104 PID 4988 wrote to memory of 3684 4988 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 104 PID 3684 wrote to memory of 3980 3684 cmd.exe 106 PID 3684 wrote to memory of 3980 3684 cmd.exe 106 PID 4988 wrote to memory of 4960 4988 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 107 PID 4988 wrote to memory of 4960 4988 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 107 PID 4988 wrote to memory of 4960 4988 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 107 PID 4988 wrote to memory of 1284 4988 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 109 PID 4988 wrote to memory of 1284 4988 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 109 PID 4988 wrote to memory of 1284 4988 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 109 PID 4988 wrote to memory of 556 4988 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 111 PID 4988 wrote to memory of 556 4988 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 111 PID 4988 wrote to memory of 556 4988 ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe 111 PID 556 wrote to memory of 4604 556 csrss.exe 118 PID 556 wrote to memory of 4604 556 csrss.exe 118 PID 556 wrote to memory of 4604 556 csrss.exe 118 PID 556 wrote to memory of 1320 556 csrss.exe 123 PID 556 wrote to memory of 1320 556 csrss.exe 123 PID 556 wrote to memory of 1320 556 csrss.exe 123 PID 556 wrote to memory of 4692 556 csrss.exe 126 PID 556 wrote to memory of 4692 556 csrss.exe 126 PID 556 wrote to memory of 4692 556 csrss.exe 126 PID 556 wrote to memory of 2236 556 csrss.exe 128 PID 556 wrote to memory of 2236 556 csrss.exe 128 PID 4084 wrote to memory of 540 4084 windefender.exe 134 PID 4084 wrote to memory of 540 4084 windefender.exe 134 PID 4084 wrote to memory of 540 4084 windefender.exe 134 PID 540 wrote to memory of 680 540 cmd.exe 135 PID 540 wrote to memory of 680 540 cmd.exe 135 PID 540 wrote to memory of 680 540 cmd.exe 135 -
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\ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe"C:\Users\Admin\AppData\Local\Temp\ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:572 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3984
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C:\Users\Admin\AppData\Local\Temp\ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.exe"C:\Users\Admin\AppData\Local\Temp\ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af.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:4988 -
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:4240
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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:3684 -
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:3980
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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:4960
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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:1284
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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:556 -
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:4604
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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:3880
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1800
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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:1320
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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:4692
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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:2236
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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:4300
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4084 -
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:540 -
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:680
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4988 -s 8203⤵
- Program crash
PID:4332
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4988 -s 7683⤵
- Program crash
PID:2032
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4988 -s 7603⤵
- Program crash
PID:2292
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 572 -s 9202⤵
- Program crash
PID:2012
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 572 -s 7962⤵
- Program crash
PID:2380
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 572 -s 9122⤵
- Program crash
PID:1248
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 572 -ip 5721⤵PID:544
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 572 -ip 5721⤵PID:4304
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 572 -ip 5721⤵PID:2168
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 4988 -ip 49881⤵PID:2536
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4988 -ip 49881⤵PID:1564
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 4988 -ip 49881⤵PID:3592
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3312
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
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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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
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53571eafea14b53484b2192c76c0913b9
SHA1f56fa7339746fdc7b62f7144b955af20b9e0c010
SHA2562c3a7ce366e91d29b2d3c7209978d601d3f43679bccdb7de660bbad6014ddd2b
SHA5124bca2985fbfd20297a17b0361b0e3c13924a977c60ab6e92cfdea402ba54bd0b9143fc4d98988ca6bc7384958e761916ca084a56643be51871dc6d42d69e247e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ef1cbca5656140a0006165816a85b941
SHA14b8e19c38cdff112c97bf7e118656c6a7dad5924
SHA25610e555c4fbecc379c162248c0aa19a1fd181798e2e6767b4cadfa08390e05256
SHA51240653e91a10ba4b649c195c394b0e265f0cccb942bcfa9368baaad52a6e2867ff0c609e073676d84dd6194bca6658b7868a03bacab40d76a0f334453bcbe76a3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD558d963e79b4814fffa44e8290f11108e
SHA1420b1d71423dc333f299c01c6c69c437208b8310
SHA2568e957ad3cc4d9fb448a5d28ac83c187f465ea65996c91565e98648e3e0f4b5fb
SHA51296947fba63a8da9685b9046323adb4f74f2c567e9aed2dde003188e8d2c33d96b1f75ac45811491c5a1d160c6ee1bdf8f4f07e57906dbd0f7474aa58fd0b530f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b9f84f8083569b0ed287155c27991731
SHA1d8f3f3697657bb1d8504c589b222c781a0733338
SHA256fba441dfb435a5f27ebee70d23bd05ad87ed5d98d2de7034ca57371b5593928e
SHA5121980bdf8d59aa0cf8860169135800968d8c2322558eb10c644d906157a61ee608e0153b2090efbf96432af1360f095f6689b3ec8bfacedf2ae2d2045d1178ad3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e4e1eaf4c2f4c0adcf1578876a802d0b
SHA199b525781561f7e41b6bd412d60df3e735af491f
SHA256bb9ccea0616fc1bdf57f1bdc3aaca8c35c2a2f7950ddae9159a29869e17294c2
SHA51271f6d6f97944981d8ddf8d973a61366511984d847ba94a702a9dd9b4fc7f2c9084ad3002055ded4ee1a997c1b5453847730a73415859603525440d3e63357254
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Filesize
4.1MB
MD56214ea4fbdb26114f4ff70c43da753d9
SHA1f39401d853d21b5d3070bae35ae4d3903ae7ffdd
SHA256ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af
SHA5127560c7de3f79a7d95fce3f0ab420260b21c52817fad5b008fb56785007c7fff657e36213af1fc0e95c17ab09ffa264bff0f0942feaaf6cfad83eec210b22f5e9
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Filesize
4.1MB
MD56214ea4fbdb26114f4ff70c43da753d9
SHA1f39401d853d21b5d3070bae35ae4d3903ae7ffdd
SHA256ba01ab53607f78f2457098cf413dd489247049382329ff7c951e6ad3232a73af
SHA5127560c7de3f79a7d95fce3f0ab420260b21c52817fad5b008fb56785007c7fff657e36213af1fc0e95c17ab09ffa264bff0f0942feaaf6cfad83eec210b22f5e9
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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