Analysis
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max time kernel
150s -
max time network
128s -
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, 17:50
Static task
static1
Behavioral task
behavioral1
Sample
579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe
Resource
win10v2004-20240412-en
General
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Target
579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe
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Size
4.2MB
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MD5
2e853f93f686838504b23085b24c9eda
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SHA1
62574fed0d34299cf6b35eb8c03a44ac74c0788b
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SHA256
579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24
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SHA512
1c0b9c8d55c65e1b9957e14032cbddedcbfb3bbecc119d451f08b6d386be44fe51abf709bed0de9f41620738676bfcbd4ed0baf5e253fdc480d3b93c5f008dbe
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SSDEEP
98304:lBy5JAu+Hk0Et5Mgg8VWlfA2+5+VVv7Fm6fCq:eAu+ENnjVyYiVNw47
Malware Config
Signatures
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Glupteba payload 20 IoCs
resource yara_rule behavioral1/memory/3860-2-0x00000000040D0000-0x00000000049BB000-memory.dmp family_glupteba behavioral1/memory/3860-3-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1812-56-0x0000000003EF0000-0x00000000047DB000-memory.dmp family_glupteba behavioral1/memory/1812-57-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/3860-59-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1812-146-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1812-153-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4780-254-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4780-264-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4780-266-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4780-269-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4780-272-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4780-275-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4780-279-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4780-282-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4780-285-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4780-288-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4780-290-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4780-293-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4780-296-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2792 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4780 csrss.exe 3876 injector.exe 2960 windefender.exe 4916 windefender.exe -
resource yara_rule behavioral1/files/0x000b000000023353-258.dat upx behavioral1/memory/2960-263-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4916-267-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4916-273-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4916-281-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\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 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe File created C:\Windows\rss\csrss.exe 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.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 3980 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 2184 schtasks.exe 1892 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs 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\26\52C64B7E\@tzres.dll,-292 = "Central European Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" windefender.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1721 = "Libya 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,-441 = "Arabian Daylight Time" 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1932 = "Russia TZ 11 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2591 = "Tocantins Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time" 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time" 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-442 = "Arabian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time" 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs 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,-381 = "South Africa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time" 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2431 = "Cuba Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-251 = "Dateline Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-3142 = "South Sudan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time" 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs 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\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time" 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2321 = "Sakhalin Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-601 = "Taipei Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-372 = "Jerusalem Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-161 = "Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2872 = "Magallanes Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2491 = "Aus Central W. Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-141 = "Canada Central Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2716 powershell.exe 2716 powershell.exe 3860 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 3860 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 2968 powershell.exe 2968 powershell.exe 2968 powershell.exe 1812 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 1812 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 1812 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 1812 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 1812 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 1812 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 1812 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 1812 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 1812 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 1812 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 4208 powershell.exe 4208 powershell.exe 2056 powershell.exe 2056 powershell.exe 1620 powershell.exe 1620 powershell.exe 488 powershell.exe 488 powershell.exe 2172 powershell.exe 2172 powershell.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 4780 csrss.exe 4780 csrss.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 4780 csrss.exe 4780 csrss.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 4780 csrss.exe 4780 csrss.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2716 powershell.exe Token: SeDebugPrivilege 3860 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe Token: SeImpersonatePrivilege 3860 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe Token: SeDebugPrivilege 2968 powershell.exe Token: SeDebugPrivilege 4208 powershell.exe Token: SeDebugPrivilege 2056 powershell.exe Token: SeDebugPrivilege 1620 powershell.exe Token: SeDebugPrivilege 488 powershell.exe Token: SeDebugPrivilege 2172 powershell.exe Token: SeSystemEnvironmentPrivilege 4780 csrss.exe Token: SeSecurityPrivilege 3980 sc.exe Token: SeSecurityPrivilege 3980 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3860 wrote to memory of 2716 3860 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 89 PID 3860 wrote to memory of 2716 3860 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 89 PID 3860 wrote to memory of 2716 3860 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 89 PID 1812 wrote to memory of 2968 1812 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 96 PID 1812 wrote to memory of 2968 1812 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 96 PID 1812 wrote to memory of 2968 1812 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 96 PID 1812 wrote to memory of 4872 1812 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 98 PID 1812 wrote to memory of 4872 1812 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 98 PID 4872 wrote to memory of 2792 4872 cmd.exe 100 PID 4872 wrote to memory of 2792 4872 cmd.exe 100 PID 1812 wrote to memory of 4208 1812 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 101 PID 1812 wrote to memory of 4208 1812 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 101 PID 1812 wrote to memory of 4208 1812 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 101 PID 1812 wrote to memory of 2056 1812 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 103 PID 1812 wrote to memory of 2056 1812 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 103 PID 1812 wrote to memory of 2056 1812 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 103 PID 1812 wrote to memory of 4780 1812 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 105 PID 1812 wrote to memory of 4780 1812 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 105 PID 1812 wrote to memory of 4780 1812 579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe 105 PID 4780 wrote to memory of 1620 4780 csrss.exe 106 PID 4780 wrote to memory of 1620 4780 csrss.exe 106 PID 4780 wrote to memory of 1620 4780 csrss.exe 106 PID 4780 wrote to memory of 488 4780 csrss.exe 112 PID 4780 wrote to memory of 488 4780 csrss.exe 112 PID 4780 wrote to memory of 488 4780 csrss.exe 112 PID 4780 wrote to memory of 2172 4780 csrss.exe 114 PID 4780 wrote to memory of 2172 4780 csrss.exe 114 PID 4780 wrote to memory of 2172 4780 csrss.exe 114 PID 4780 wrote to memory of 3876 4780 csrss.exe 116 PID 4780 wrote to memory of 3876 4780 csrss.exe 116 PID 2960 wrote to memory of 3320 2960 windefender.exe 125 PID 2960 wrote to memory of 3320 2960 windefender.exe 125 PID 2960 wrote to memory of 3320 2960 windefender.exe 125 PID 3320 wrote to memory of 3980 3320 cmd.exe 126 PID 3320 wrote to memory of 3980 3320 cmd.exe 126 PID 3320 wrote to memory of 3980 3320 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\579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe"C:\Users\Admin\AppData\Local\Temp\579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3860 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2716
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C:\Users\Admin\AppData\Local\Temp\579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.exe"C:\Users\Admin\AppData\Local\Temp\579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24.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:1812 -
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:2968
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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:4872 -
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:2792
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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:4208
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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:2056
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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:4780 -
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:1620
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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:2184
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4556
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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:488
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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:2172
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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:3876
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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:1892
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2960 -
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:3320 -
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:3980
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4916
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
MD5cbb0c6c3fa3ccfea58b89c5dacec7075
SHA128dd1e3af1e0e3e6d87e75fcd91c3927b9002b94
SHA25699063c5645f64883dad2693f41ab6363456a7d17e9e0c735c445fd8dc86b5f75
SHA512e9249e4a1f571880ab7894850b1f149ddbff937061e57822e94d7ecdc42b5137229289a77600e03add4af2d0ae4236faf7438af0eae0c3ea0c2aad204eb5194e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5465fd9d21640793fd9aa1744679855d7
SHA130da4ce4579f93c9dcc240b24fe914e359eda860
SHA2562080784485b574c5d8604e09f242c8a85dd3479e7eb3d61257e38b9740e4ca55
SHA512921d2b001a27371ea144e88a20afa080a04d6842fc8735c276388a725ce82f3d4ac24f0d0c4a4b869b2bdd7643ea63707f589bb07eae5d9a97b43cfc0e69717f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56e44c7cfa3f4a40eeb448a50e7e3e690
SHA136a1c27b39d2ce26a2b3e2e37837e76209c44284
SHA256e28c4efbcc8075eea943c2a16d547b2046d897546e838d9ce2b940d108657945
SHA512faf2f5c7d3aa41e92842ae99029cdd8613dfce21a3ff43ab819882020a6d20832d997adcbfdfcac17a8f576c3a5ef35ca103ec33af95f232f0a44d8a96fd3744
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ff8b057aaa7f64b51c423b1e65e2ca6d
SHA1b97f6526dfedfb9946fa9149e2be99d73891faf3
SHA25645d128bde854068ddeebfa85f11fe24fd5437250e9e11fea4f413d0cb14589b6
SHA512412ad8d309bb2c486c55892c63b121fb01aae6b0aa3c72a40fbd7b9f1157371bd1434691200ba759653d456b7adb5b52ea819a30d13e0b6ebe66e4e823ce392a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d0aafd9560a79c236b94399212ab941d
SHA17427f86a58374e3a6cda7d4146fd1e651f3c3079
SHA25619984fd71168873329a3358f8ac732945a7c8c4ebb55ab51c1262648c6ded546
SHA51234a239aa61f20c2258faf5747fe8540af1dd47ee82450397eacd3ad2a06dc57708600434a5ec4b34f093822ebafafb051dcf09f5c82df76181565fbe8e939249
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Filesize
4.2MB
MD52e853f93f686838504b23085b24c9eda
SHA162574fed0d34299cf6b35eb8c03a44ac74c0788b
SHA256579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24
SHA5121c0b9c8d55c65e1b9957e14032cbddedcbfb3bbecc119d451f08b6d386be44fe51abf709bed0de9f41620738676bfcbd4ed0baf5e253fdc480d3b93c5f008dbe
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec