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Analysis
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max time kernel
150s -
max time network
153s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
19/05/2024, 01:31
Static task
static1
Behavioral task
behavioral1
Sample
0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe
Resource
win10v2004-20240508-en
General
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Target
0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe
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Size
4.1MB
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MD5
3e12c2841545c2d6b980885770ad2472
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SHA1
1ef686a2f2adb10e2aada4fc8ff29326816fbbaa
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SHA256
0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f
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SHA512
2f693dcaee505b1715e2f83dcd42aad8b9fb2290c52c76cc6d305bbf274267eaa36008ed2beb0bf1bb9e3ba4c308990235d315c84c42e3193d85eb5308f217f6
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SSDEEP
98304:yf+oTi6061rsx4yGF2uQjPQS21lHMnsqkLrDDcuTdH2a0g7PFk:Bos8riuQnYS21lsngzdH/0gK
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/1988-2-0x00000000048D0000-0x00000000051BB000-memory.dmp family_glupteba behavioral2/memory/1988-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1988-119-0x00000000048D0000-0x00000000051BB000-memory.dmp family_glupteba behavioral2/memory/1988-117-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/1988-193-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4004-192-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/3668-201-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/3668-212-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/3668-216-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/3668-220-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/3668-224-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/3668-228-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/3668-232-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/3668-236-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/3668-240-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/3668-244-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/3668-248-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/3668-252-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/3668-256-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1244 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3668 csrss.exe 1084 injector.exe 2424 windefender.exe 2852 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002aa2e-204.dat upx behavioral2/memory/2424-207-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2852-209-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2424-210-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2852-214-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2852-222-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2852-234-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3001105534-2705918504-2956618779-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (str) \REGISTRY\USER\S-1-5-21-3001105534-2705918504-2956618779-1000\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 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe File created C:\Windows\rss\csrss.exe 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.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 4776 sc.exe -
pid Process 852 powershell.exe 764 powershell.exe 2004 powershell.exe 3280 powershell.exe 5032 powershell.exe 3048 powershell.exe 4064 powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2764 schtasks.exe 3128 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-241 = "Samoa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 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\2a\52C64B7E\@tzres.dll,-2182 = "Astrakhan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-671 = "AUS Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-742 = "New Zealand Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs 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\2a\52C64B7E\@tzres.dll,-2511 = "Lord Howe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2412 = "Marquesas Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-601 = "Taipei Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2942 = "Sao Tome Standard Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs 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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust 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\2a\52C64B7E\@tzres.dll,-411 = "E. Africa Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\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\2a\52C64B7E\@tzres.dll,-462 = "Afghanistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-731 = "Fiji Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-741 = "New Zealand Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2321 = "Sakhalin Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-752 = "Tonga Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-51 = "Greenland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-622 = "Korea Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-104 = "Central Brazilian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2371 = "Easter Island Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 852 powershell.exe 852 powershell.exe 1988 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 1988 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 764 powershell.exe 764 powershell.exe 4004 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 4004 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 4004 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 4004 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 4004 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 4004 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 4004 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 4004 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 4004 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 4004 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 2004 powershell.exe 2004 powershell.exe 3280 powershell.exe 3280 powershell.exe 5032 powershell.exe 5032 powershell.exe 3048 powershell.exe 3048 powershell.exe 4064 powershell.exe 4064 powershell.exe 1084 injector.exe 1084 injector.exe 1084 injector.exe 1084 injector.exe 1084 injector.exe 1084 injector.exe 3668 csrss.exe 3668 csrss.exe 1084 injector.exe 1084 injector.exe 1084 injector.exe 1084 injector.exe 1084 injector.exe 1084 injector.exe 3668 csrss.exe 3668 csrss.exe 1084 injector.exe 1084 injector.exe 3668 csrss.exe 3668 csrss.exe 1084 injector.exe 1084 injector.exe 1084 injector.exe 1084 injector.exe 1084 injector.exe 1084 injector.exe 1084 injector.exe 1084 injector.exe 1084 injector.exe 1084 injector.exe 1084 injector.exe 1084 injector.exe 1084 injector.exe 1084 injector.exe 1084 injector.exe 1084 injector.exe 1084 injector.exe 1084 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 852 powershell.exe Token: SeDebugPrivilege 1988 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Token: SeImpersonatePrivilege 1988 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Token: SeDebugPrivilege 764 powershell.exe Token: SeDebugPrivilege 2004 powershell.exe Token: SeDebugPrivilege 3280 powershell.exe Token: SeDebugPrivilege 5032 powershell.exe Token: SeDebugPrivilege 3048 powershell.exe Token: SeDebugPrivilege 4064 powershell.exe Token: SeSystemEnvironmentPrivilege 3668 csrss.exe Token: SeSecurityPrivilege 4776 sc.exe Token: SeSecurityPrivilege 4776 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1988 wrote to memory of 852 1988 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 78 PID 1988 wrote to memory of 852 1988 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 78 PID 1988 wrote to memory of 852 1988 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 78 PID 4004 wrote to memory of 764 4004 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 83 PID 4004 wrote to memory of 764 4004 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 83 PID 4004 wrote to memory of 764 4004 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 83 PID 4004 wrote to memory of 1896 4004 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 85 PID 4004 wrote to memory of 1896 4004 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 85 PID 1896 wrote to memory of 1244 1896 cmd.exe 87 PID 1896 wrote to memory of 1244 1896 cmd.exe 87 PID 4004 wrote to memory of 2004 4004 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 88 PID 4004 wrote to memory of 2004 4004 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 88 PID 4004 wrote to memory of 2004 4004 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 88 PID 4004 wrote to memory of 3280 4004 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 90 PID 4004 wrote to memory of 3280 4004 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 90 PID 4004 wrote to memory of 3280 4004 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 90 PID 4004 wrote to memory of 3668 4004 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 92 PID 4004 wrote to memory of 3668 4004 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 92 PID 4004 wrote to memory of 3668 4004 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 92 PID 3668 wrote to memory of 5032 3668 csrss.exe 93 PID 3668 wrote to memory of 5032 3668 csrss.exe 93 PID 3668 wrote to memory of 5032 3668 csrss.exe 93 PID 3668 wrote to memory of 3048 3668 csrss.exe 99 PID 3668 wrote to memory of 3048 3668 csrss.exe 99 PID 3668 wrote to memory of 3048 3668 csrss.exe 99 PID 3668 wrote to memory of 4064 3668 csrss.exe 101 PID 3668 wrote to memory of 4064 3668 csrss.exe 101 PID 3668 wrote to memory of 4064 3668 csrss.exe 101 PID 3668 wrote to memory of 1084 3668 csrss.exe 103 PID 3668 wrote to memory of 1084 3668 csrss.exe 103 PID 2424 wrote to memory of 752 2424 windefender.exe 109 PID 2424 wrote to memory of 752 2424 windefender.exe 109 PID 2424 wrote to memory of 752 2424 windefender.exe 109 PID 752 wrote to memory of 4776 752 cmd.exe 110 PID 752 wrote to memory of 4776 752 cmd.exe 110 PID 752 wrote to memory of 4776 752 cmd.exe 110 -
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\0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe"C:\Users\Admin\AppData\Local\Temp\0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1988 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:852
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C:\Users\Admin\AppData\Local\Temp\0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe"C:\Users\Admin\AppData\Local\Temp\0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.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:4004 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:764
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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:1896 -
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:1244
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2004
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3280
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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:3668 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5032
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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:2764
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2736
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3048
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4064
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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:1084
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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:3128
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2424 -
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:752 -
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:4776
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2852
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
MD5d0c46cad6c0778401e21910bd6b56b70
SHA17be418951ea96326aca445b8dfe449b2bfa0dca6
SHA2569600b3fdf0565ccb49e21656aa4b24d7c18f776bfd04d9ee984b134707550f02
SHA512057531b468f7fbbb2175a696a8aab274dec0d17d9f71df309edcff35e064f3378050066a3df47ccd03048fac461594ec75e3d4fe64f9dd79949d129f51e02949
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5443979668f2272bcc52c9aa50ec0bc3f
SHA153a9926790502c73fe44558751f95d3ae6554684
SHA25633d3abefcabe921bade0ea775cf7d74b8ea11d526f6aceb3bfb887b63a66d801
SHA5123fc22b3dba371b466d92f3d41fb95f31ee14360d072db0571b76ff0c06f8f2a09977a7b82420b6176404b976977f62d5e7fc4e1cb2ddaeb663082469e6398efc
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56e2602705d0a51ba3dc7d02f6132243e
SHA14ec7f229d1326f73e51b1a7d1afcc9eea8e1d3b6
SHA256d357e7736fc6079b6ad785841fde01dc03bcf767e69c6a703ac631e2352af70d
SHA512fe049c3fc5f319e2dae51d6c0328911431cdf91077a2ff78da877ae25a2998bc4388c1faac190787adefe61c5df79140ae21c36a6c46323fd744ea01782eb031
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58f7d7245b987d93569ed90a74978a8bf
SHA1b1f63a337bd10b6a287cd7f5e7def8d34ba467cd
SHA25696d3f3dfc703c67a8e0f211f833439e6424be4d2b525f1b2b46cd35ad194b9e2
SHA51245c313a986d656f80b5fed0f8d437159e230ab9104468241752f2e64bb77f58da2efbc235c5632f4e9acada5f0283de7a60468c37763f8f87ecdcafd6afc2ea0
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD557d1ddfc15b0c07635cec229759049ff
SHA10fd3bfdcb956df3f2298ae53f990e660caba55a0
SHA256d069143f06d080cea283ecafff9c0dccb5e3ba65df7b291859a4a135aaaaef75
SHA51237faf68e671a37dfb9978496ad86015636f72205867ddc49efc176e83bcf3d92fcce61ccc0f8540a0e42f3564ba1e35bf706b21a9b9a87f7b2da8486ee075c48
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD562a234d3d9d702158b9191a0a71f032d
SHA18242f4acaf1d39754c9538653f4f144c9eb5c7a1
SHA2563e0843ab40e011f6ca37a755fbc7677ca7251ddb936c73bbdf81d4b0235d24c4
SHA512de620c26d8d289e16a4149bf9653098e88934cb910f0b6efa1c7fa3a0976541b59d98a62d2be4b2de15fdb5689de12975573677712c66095b3ea51b363aae1b4
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Filesize
4.1MB
MD53e12c2841545c2d6b980885770ad2472
SHA11ef686a2f2adb10e2aada4fc8ff29326816fbbaa
SHA2560af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f
SHA5122f693dcaee505b1715e2f83dcd42aad8b9fb2290c52c76cc6d305bbf274267eaa36008ed2beb0bf1bb9e3ba4c308990235d315c84c42e3193d85eb5308f217f6
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec