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Analysis
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max time kernel
110s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
29/03/2024, 05:24
Static task
static1
Behavioral task
behavioral1
Sample
6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe
Resource
win10v2004-20240226-en
General
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Target
6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe
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Size
4.1MB
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MD5
6a606a74440b722c6626688cf82d7bc2
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SHA1
e2a5b79d87c787ec12e19b6bc96b9e70f428962e
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SHA256
6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799
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SHA512
c9ca0fe5f474754fb1a4cc8906417f4c2438fc37a427e06fb5b14b787b353b08b1421a22ae9ef0a1d057a6b9694f43e8b5191a5d1db4e64ae5c2c472d5bae249
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SSDEEP
98304:tAx19J1wMTuGtIVBvC51XDVqBRAh21O9MkZBHSxF:iL31FLtSC9h2ApZpw
Malware Config
Signatures
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Glupteba payload 16 IoCs
resource yara_rule behavioral1/memory/4832-2-0x0000000002F50000-0x000000000383B000-memory.dmp family_glupteba behavioral1/memory/4832-3-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/4832-25-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/4832-56-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/4832-58-0x0000000002F50000-0x000000000383B000-memory.dmp family_glupteba behavioral1/memory/3288-60-0x0000000002F00000-0x00000000037EB000-memory.dmp family_glupteba behavioral1/memory/3288-61-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/3288-95-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/3288-125-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/3288-139-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/3288-192-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/2980-228-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/2980-264-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/2980-274-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/2980-277-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/2980-280-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4432 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2980 csrss.exe 4256 injector.exe 3608 windefender.exe 4356 windefender.exe -
resource yara_rule behavioral1/files/0x000800000002323a-267.dat upx behavioral1/memory/3608-273-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4356-276-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe File created C:\Windows\rss\csrss.exe 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.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 924 sc.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4084 schtasks.exe 3224 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde Standard Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-842 = "Argentina Standard Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs 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\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs 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\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\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\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4408 powershell.exe 4408 powershell.exe 4832 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 4832 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 4508 powershell.exe 4508 powershell.exe 3288 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 3288 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 3288 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 3288 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 3288 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 3288 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 3288 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 3288 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 3288 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 3288 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 2776 powershell.exe 2776 powershell.exe 4200 powershell.exe 4200 powershell.exe 3360 powershell.exe 3360 powershell.exe 3244 powershell.exe 3244 powershell.exe 1364 powershell.exe 1364 powershell.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 2980 csrss.exe 2980 csrss.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 2980 csrss.exe 2980 csrss.exe 4256 injector.exe 4256 injector.exe 2980 csrss.exe 2980 csrss.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4408 powershell.exe Token: SeDebugPrivilege 4832 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Token: SeImpersonatePrivilege 4832 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe Token: SeDebugPrivilege 4508 powershell.exe Token: SeDebugPrivilege 2776 powershell.exe Token: SeDebugPrivilege 4200 powershell.exe Token: SeDebugPrivilege 3360 powershell.exe Token: SeDebugPrivilege 3244 powershell.exe Token: SeDebugPrivilege 1364 powershell.exe Token: SeSystemEnvironmentPrivilege 2980 csrss.exe Token: SeSecurityPrivilege 924 sc.exe Token: SeSecurityPrivilege 924 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4832 wrote to memory of 4408 4832 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 88 PID 4832 wrote to memory of 4408 4832 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 88 PID 4832 wrote to memory of 4408 4832 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 88 PID 3288 wrote to memory of 4508 3288 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 99 PID 3288 wrote to memory of 4508 3288 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 99 PID 3288 wrote to memory of 4508 3288 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 99 PID 3288 wrote to memory of 1232 3288 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 101 PID 3288 wrote to memory of 1232 3288 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 101 PID 1232 wrote to memory of 4432 1232 cmd.exe 103 PID 1232 wrote to memory of 4432 1232 cmd.exe 103 PID 3288 wrote to memory of 2776 3288 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 104 PID 3288 wrote to memory of 2776 3288 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 104 PID 3288 wrote to memory of 2776 3288 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 104 PID 3288 wrote to memory of 4200 3288 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 106 PID 3288 wrote to memory of 4200 3288 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 106 PID 3288 wrote to memory of 4200 3288 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 106 PID 3288 wrote to memory of 2980 3288 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 108 PID 3288 wrote to memory of 2980 3288 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 108 PID 3288 wrote to memory of 2980 3288 6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe 108 PID 2980 wrote to memory of 3360 2980 csrss.exe 109 PID 2980 wrote to memory of 3360 2980 csrss.exe 109 PID 2980 wrote to memory of 3360 2980 csrss.exe 109 PID 2980 wrote to memory of 3244 2980 csrss.exe 115 PID 2980 wrote to memory of 3244 2980 csrss.exe 115 PID 2980 wrote to memory of 3244 2980 csrss.exe 115 PID 2980 wrote to memory of 1364 2980 csrss.exe 117 PID 2980 wrote to memory of 1364 2980 csrss.exe 117 PID 2980 wrote to memory of 1364 2980 csrss.exe 117 PID 2980 wrote to memory of 4256 2980 csrss.exe 119 PID 2980 wrote to memory of 4256 2980 csrss.exe 119 PID 3608 wrote to memory of 2800 3608 windefender.exe 125 PID 3608 wrote to memory of 2800 3608 windefender.exe 125 PID 3608 wrote to memory of 2800 3608 windefender.exe 125 PID 2800 wrote to memory of 924 2800 cmd.exe 126 PID 2800 wrote to memory of 924 2800 cmd.exe 126 PID 2800 wrote to memory of 924 2800 cmd.exe 126 -
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\6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe"C:\Users\Admin\AppData\Local\Temp\6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4832 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4408
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C:\Users\Admin\AppData\Local\Temp\6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.exe"C:\Users\Admin\AppData\Local\Temp\6b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799.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:3288 -
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:4508
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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:1232 -
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:4432
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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:2776
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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:4200
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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:2980 -
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:3360
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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:3224
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3060
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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:3244
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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:1364
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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:4256
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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:4084
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3608 -
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:2800 -
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:924
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
PID:4356
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
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53b134a4e7fd313441036e80963ac8d8e
SHA1434da821dde6be3af4d66b3a234c7d4a2e672808
SHA256118c5af9fc6eafd3ed916b325bbb356a7f96caa1c9f0a4cbb0bdc205dc4832e7
SHA512e00b3d5cfd17884feab039d3afe3d9df4f01ce11575267f45f523aba3fa6c402e9706d682af048bd5c6e4a7b4c2e682e6f312a7fa615c76ef5126b9e407da4a3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53081b7d31df9841b2aa243f4fc59f95e
SHA15ea4e8ed59df1428166d0beaff3bd4fc457a7cd9
SHA256e6d0c09f8f8838fba8da42ae505a75aab39826e0cd6457b31a0206bbcfc7ecca
SHA5125d117dabcfc24582f293d4511bcf16cbc50414f695c010b47b39a67155254e6a4264f8dbb85d0d6d26a2ab3c36c8994438c35f17dfd69eb423241c53d6f2503a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53ce2e1711593eadbbf3dee42e83f3bb6
SHA1e338cce28c0393138eff8b19280cef1bad8c8c9f
SHA256138ea0dce35fd29ebfa91140f0d74819e87c2eb08bd37589d47facf767585c80
SHA5122405d0fde391dbbcfde0668d7c272308523a69c20fad4e5b19936d77ddccbe0d6c6590f6f25c7ce371ed774ce253b917446a4c5dc9337e3f44e0cff282b194b2
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5229131e8a1851cc238cac0d84a708796
SHA1f32e04777e8f167fc4a4ed17ce46c3c98ce96a26
SHA25648ba2830ef1f19adaa18259997ee2e2bea2616be5a5b3f8fdd2ac6d94aa2420a
SHA5124fdd92d77f8713718af338b90c4522fc714bd2444b79623a0e526f92ea289fc8aaf99c21b5f3c3ce4f71cd99385367498779ddb3678697818e7c37a56eef6103
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53bd7cc6849d26258ac42a398c2bc9934
SHA1d7a3dd649fdada84499522aafc108befac2962d8
SHA256952d0ba8d9355bc871b0d6b8a6e7c6da76d9604d1627c38dbd38ad322b44efcb
SHA512d716117b983fe03492b8f547eca6737328ce3fea84f42e5fffdf9ce513f1d14a21f6bb41bb5600fd0791db4799bdeca5e066719662febd1bc9dda7cbd9a37f83
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Filesize
4.1MB
MD56a606a74440b722c6626688cf82d7bc2
SHA1e2a5b79d87c787ec12e19b6bc96b9e70f428962e
SHA2566b7f0cd12bee8ae878da6858499118b45359a212de04a7e387022945ea4ac799
SHA512c9ca0fe5f474754fb1a4cc8906417f4c2438fc37a427e06fb5b14b787b353b08b1421a22ae9ef0a1d057a6b9694f43e8b5191a5d1db4e64ae5c2c472d5bae249
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec