Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
19/04/2024, 22:54
Static task
static1
Behavioral task
behavioral1
Sample
3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe
Resource
win10v2004-20240412-en
General
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Target
3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe
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Size
4.2MB
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MD5
39247995bc06c1327c3254514c532460
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SHA1
183fc0c2e1af69bc35cd244aa188fd507e18e6fd
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SHA256
3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef
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SHA512
3d80046716695cbfcd5fd5ba1fcde5ee841374f1a376950b8a2646d078ea5fb505edda54b77c062aa2f789033597468d9facfa963ca5ec741f49222a8b994a1b
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SSDEEP
98304:3/40EOOAEftLoGWLNDgTXMgGOTrFzBqlMJaGItfGS:PdVQtLoTZDg5GO9Bqlca
Malware Config
Signatures
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Glupteba payload 21 IoCs
resource yara_rule behavioral1/memory/3912-2-0x0000000004050000-0x000000000493B000-memory.dmp family_glupteba behavioral1/memory/3912-3-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/3912-53-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/3912-55-0x0000000004050000-0x000000000493B000-memory.dmp family_glupteba behavioral1/memory/1220-57-0x0000000003F70000-0x000000000485B000-memory.dmp family_glupteba behavioral1/memory/1220-58-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/1220-119-0x0000000003B60000-0x0000000003F62000-memory.dmp family_glupteba behavioral1/memory/1220-156-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/3944-259-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/3944-268-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/3944-270-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/3944-272-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/3944-274-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/3944-276-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/3944-278-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/3944-280-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/3944-282-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/3944-284-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/3944-286-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/3944-288-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/3944-290-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba -
Blocklisted process makes network request 1 IoCs
flow pid Process 33 416 powershell.exe -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2104 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3944 csrss.exe 4368 injector.exe 2644 windefender.exe 3672 windefender.exe -
resource yara_rule behavioral1/files/0x000800000002343f-262.dat upx behavioral1/memory/2644-267-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3672-269-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3672-273-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-355664440-2199602304-1223909400-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe Set value (str) \REGISTRY\USER\S-1-5-21-355664440-2199602304-1223909400-1000\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 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 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 -
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 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe File created C:\Windows\rss\csrss.exe 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.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 1544 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 1052 schtasks.exe 3924 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2162 = "Altai Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-831 = "SA Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2182 = "Astrakhan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-451 = "Caucasus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-72 = "Newfoundland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time" 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1912 = "Russia TZ 10 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time" 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time" 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-512 = "Central Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-111 = "Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-92 = "Pacific SA Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time" 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-435 = "Georgian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time" 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-492 = "India Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs 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\26\52C64B7E\@tzres.dll,-252 = "Dateline Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-632 = "Tokyo Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-362 = "GTB Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-371 = "Jerusalem Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-211 = "Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time" 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-142 = "Canada Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2942 = "Sao Tome Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-381 = "South Africa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-602 = "Taipei Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time" 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time" 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time" 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\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\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1880 powershell.exe 1880 powershell.exe 3912 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 3912 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 2988 powershell.exe 2988 powershell.exe 2988 powershell.exe 1220 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 1220 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 1220 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 1220 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 1220 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 1220 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 1220 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 1220 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 1220 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 1220 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 5092 powershell.exe 5092 powershell.exe 5092 powershell.exe 4508 powershell.exe 4508 powershell.exe 4508 powershell.exe 416 powershell.exe 416 powershell.exe 416 powershell.exe 1400 powershell.exe 1400 powershell.exe 1400 powershell.exe 1512 powershell.exe 1512 powershell.exe 1512 powershell.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 3944 csrss.exe 3944 csrss.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 3944 csrss.exe 3944 csrss.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 3944 csrss.exe 3944 csrss.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1880 powershell.exe Token: SeDebugPrivilege 3912 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe Token: SeImpersonatePrivilege 3912 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe Token: SeDebugPrivilege 2988 powershell.exe Token: SeDebugPrivilege 5092 powershell.exe Token: SeDebugPrivilege 4508 powershell.exe Token: SeDebugPrivilege 416 powershell.exe Token: SeDebugPrivilege 1400 powershell.exe Token: SeDebugPrivilege 1512 powershell.exe Token: SeSystemEnvironmentPrivilege 3944 csrss.exe Token: SeSecurityPrivilege 1544 sc.exe Token: SeSecurityPrivilege 1544 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3912 wrote to memory of 1880 3912 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 89 PID 3912 wrote to memory of 1880 3912 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 89 PID 3912 wrote to memory of 1880 3912 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 89 PID 1220 wrote to memory of 2988 1220 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 97 PID 1220 wrote to memory of 2988 1220 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 97 PID 1220 wrote to memory of 2988 1220 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 97 PID 1220 wrote to memory of 3724 1220 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 100 PID 1220 wrote to memory of 3724 1220 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 100 PID 3724 wrote to memory of 2104 3724 cmd.exe 102 PID 3724 wrote to memory of 2104 3724 cmd.exe 102 PID 1220 wrote to memory of 5092 1220 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 103 PID 1220 wrote to memory of 5092 1220 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 103 PID 1220 wrote to memory of 5092 1220 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 103 PID 1220 wrote to memory of 4508 1220 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 106 PID 1220 wrote to memory of 4508 1220 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 106 PID 1220 wrote to memory of 4508 1220 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 106 PID 1220 wrote to memory of 3944 1220 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 108 PID 1220 wrote to memory of 3944 1220 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 108 PID 1220 wrote to memory of 3944 1220 3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe 108 PID 3944 wrote to memory of 416 3944 csrss.exe 109 PID 3944 wrote to memory of 416 3944 csrss.exe 109 PID 3944 wrote to memory of 416 3944 csrss.exe 109 PID 3944 wrote to memory of 1400 3944 csrss.exe 116 PID 3944 wrote to memory of 1400 3944 csrss.exe 116 PID 3944 wrote to memory of 1400 3944 csrss.exe 116 PID 3944 wrote to memory of 1512 3944 csrss.exe 118 PID 3944 wrote to memory of 1512 3944 csrss.exe 118 PID 3944 wrote to memory of 1512 3944 csrss.exe 118 PID 3944 wrote to memory of 4368 3944 csrss.exe 120 PID 3944 wrote to memory of 4368 3944 csrss.exe 120 PID 2644 wrote to memory of 4864 2644 windefender.exe 127 PID 2644 wrote to memory of 4864 2644 windefender.exe 127 PID 2644 wrote to memory of 4864 2644 windefender.exe 127 PID 4864 wrote to memory of 1544 4864 cmd.exe 128 PID 4864 wrote to memory of 1544 4864 cmd.exe 128 PID 4864 wrote to memory of 1544 4864 cmd.exe 128 -
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\3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe"C:\Users\Admin\AppData\Local\Temp\3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3912 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1880
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C:\Users\Admin\AppData\Local\Temp\3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.exe"C:\Users\Admin\AppData\Local\Temp\3303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef.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:1220 -
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:2988
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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:3724 -
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:2104
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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:5092
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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:4508
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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:3944 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Blocklisted process makes network request
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:416
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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:1052
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4632
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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:1400
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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:1512
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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:4368
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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:3924
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2644 -
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:4864 -
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:1544
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3672
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
MD538a303722fbcf6bf4c77c27a653a055e
SHA14fecc5d584c059910510acd73ff3235695d65ea2
SHA256b089783485620e053372f3d851366ff16aa74a962d752d335f01976983968bc1
SHA512a5ef47bb0d9d2e18afb2d3b244bbe24efb436a05919c90d51f6dccae2fc328df44cd72cb5656c0ca12b5787b7e4c72d64d311532623d32e6e5aee2080e9ecdbd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57f07a00d76bbd7c8e6d0cecfdb99d2fe
SHA1679f8212e7839187faba354a0970bc1f1a1f020a
SHA2566a8b3837e9491006828ac2b713f336b02669fe28fd28bbce771071b144da6f99
SHA512c0eb38f0796abec3692ffb32f6ae2175649b48264f6e15f149801cfd267a6728dbcc2da41057231b2d8d100e20ab645718eb53b3d64d12cd780f330a740dc40b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5bff3cf743334b7f080876801a0ff89ca
SHA1b8cf166e20bec22d7048ed22fdddb103d75c7bfd
SHA25618e2f3c9d1098d135e81caa31a6fb23aa1222165ba391963d27f61e408ff3acd
SHA51251fe865d481134af483d165902c30094bd653ed5dc94d8beee6cf61d1a6f515a8bada5dea25df0da6425b6c3d57860c858532ea480515bcd6560cc84f0604c74
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51fcf50cd41d00c5e6236f19a2725646d
SHA1fe2d65b761bc6b6307ec5be106037b1519d9a989
SHA25645e649d0ecc76b4c171154bc7dfb3d7f78bfc0e1ca1f787a4b372cd4bb27c63a
SHA51229a44c67abf3e7ea3addf945e27c19c2353ceee38afbf6af04e6c698b74586dee40ae8db9b4fb63fa21f0d842e56c06cb6969388449a0ab91e44d7f9ad62a1ac
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58a6320081830fa2600494c64216483f9
SHA1dd74bd6b9c4871b23066e2820e50b2deff208612
SHA25667c10027ab9018cb84ef5ca388f93d9510f42bf6a95b3ad8cace48cdf665aa4c
SHA5128582d401ad06c4e2c638be06b58ff687f4ebe6cf78aba074c7caeedfdd95eba8f2093c8787273aec657c2519a525f51a6fe78cee67d7fc2af4491de7fd17aa90
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Filesize
4.2MB
MD539247995bc06c1327c3254514c532460
SHA1183fc0c2e1af69bc35cd244aa188fd507e18e6fd
SHA2563303a7d33b2d7506236d09589201b6c9d82b8d7b209970df48a88381bdd84fef
SHA5123d80046716695cbfcd5fd5ba1fcde5ee841374f1a376950b8a2646d078ea5fb505edda54b77c062aa2f789033597468d9facfa963ca5ec741f49222a8b994a1b
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec