Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
17-05-2023 07:47
Static task
static1
General
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Target
7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe
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Size
4.1MB
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MD5
b7acb12ea98b3700984a0f19cbbf7200
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SHA1
a1900c5e67e75c0375513aa34aa9feee5302a70b
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SHA256
7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914
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SHA512
5eb7f7c46eb09349970e13690ae408686afb34b2ec527b8bb484c511a6ab6e8fa8c1849f3f9365ebbe119e6b4ecaab5f321a389c3de929a340020458984ddbd8
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SSDEEP
98304:Zjif8FZudU++UIkHJxPAyyjYAVXw9HHOyb5OMfh:Yf8Fs/xJx4iGuHH795
Malware Config
Signatures
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Glupteba payload 14 IoCs
resource yara_rule behavioral1/memory/3336-134-0x0000000002E20000-0x000000000370B000-memory.dmp family_glupteba behavioral1/memory/3336-159-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3336-204-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/856-233-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/856-263-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1300-319-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1300-353-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1300-355-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1300-364-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1300-367-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1300-370-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1300-373-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1300-375-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1300-385-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 4788 netsh.exe -
Executes dropped EXE 5 IoCs
pid Process 1300 csrss.exe 952 injector.exe 696 windefender.exe 4640 windefender.exe 3484 f801950a962ddba14caaa44bf084b55c.exe -
resource yara_rule behavioral1/files/0x003300000001ee7c-358.dat upx behavioral1/files/0x003300000001ee7c-359.dat upx behavioral1/memory/696-360-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x003300000001ee7c-361.dat upx behavioral1/memory/696-362-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4640-365-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4640-374-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x000c0000000215a7-381.dat upx behavioral1/files/0x000c0000000215a7-382.dat upx behavioral1/memory/3484-383-0x0000000000400000-0x0000000000C25000-memory.dmp upx behavioral1/memory/4640-384-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3484-387-0x0000000000400000-0x0000000000C25000-memory.dmp upx behavioral1/memory/3484-389-0x0000000000400000-0x0000000000C25000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe Set value (str) \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\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 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 -
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 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe File created C:\Windows\rss\csrss.exe 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.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 4692 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 4404 schtasks.exe 824 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2572 = "Turks and Caicos Standard Time" 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs 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\1e\52C64B7E\@tzres.dll,-391 = "Arab Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-292 = "Central European Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-272 = "Greenwich Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time" 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2142 = "Transbaikal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time" 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-152 = "Central America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-771 = "Montevideo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time" 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2941 = "Sao Tome Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-212 = "Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time" 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time" 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-401 = "Arabic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1971 = "Belarus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-542 = "Myanmar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time" 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time" 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time" 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2791 = "Novosibirsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2772 = "Omsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time" 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time" 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-282 = "Central Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2061 = "North Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-591 = "Malay Peninsula Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2872 = "Magallanes Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-531 = "Sri Lanka Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2181 = "Astrakhan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-71 = "Newfoundland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.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\1e\52C64B7E\@tzres.dll,-3051 = "Qyzylorda Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time" 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time" 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2372 = "Easter Island Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time" 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5096 powershell.exe 5096 powershell.exe 3336 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 3336 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 2176 powershell.exe 2176 powershell.exe 856 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 856 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 856 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 856 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 856 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 856 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 856 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 856 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 856 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 856 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 3508 powershell.exe 3508 powershell.exe 2500 powershell.exe 2500 powershell.exe 4284 powershell.exe 4284 powershell.exe 2696 powershell.exe 2696 powershell.exe 980 powershell.exe 980 powershell.exe 952 injector.exe 952 injector.exe 952 injector.exe 952 injector.exe 952 injector.exe 952 injector.exe 1300 csrss.exe 1300 csrss.exe 952 injector.exe 952 injector.exe 952 injector.exe 952 injector.exe 952 injector.exe 952 injector.exe 1300 csrss.exe 1300 csrss.exe 952 injector.exe 952 injector.exe 952 injector.exe 952 injector.exe 952 injector.exe 952 injector.exe 952 injector.exe 952 injector.exe 952 injector.exe 952 injector.exe 952 injector.exe 952 injector.exe 952 injector.exe 952 injector.exe 952 injector.exe 952 injector.exe 952 injector.exe 952 injector.exe 952 injector.exe 952 injector.exe 952 injector.exe 952 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 5096 powershell.exe Token: SeDebugPrivilege 3336 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe Token: SeImpersonatePrivilege 3336 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe Token: SeDebugPrivilege 2176 powershell.exe Token: SeDebugPrivilege 3508 powershell.exe Token: SeDebugPrivilege 2500 powershell.exe Token: SeDebugPrivilege 4284 powershell.exe Token: SeDebugPrivilege 2696 powershell.exe Token: SeDebugPrivilege 980 powershell.exe Token: SeSystemEnvironmentPrivilege 1300 csrss.exe Token: SeSecurityPrivilege 4692 sc.exe Token: SeSecurityPrivilege 4692 sc.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 3336 wrote to memory of 5096 3336 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 84 PID 3336 wrote to memory of 5096 3336 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 84 PID 3336 wrote to memory of 5096 3336 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 84 PID 856 wrote to memory of 2176 856 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 94 PID 856 wrote to memory of 2176 856 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 94 PID 856 wrote to memory of 2176 856 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 94 PID 856 wrote to memory of 3024 856 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 96 PID 856 wrote to memory of 3024 856 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 96 PID 3024 wrote to memory of 4788 3024 cmd.exe 98 PID 3024 wrote to memory of 4788 3024 cmd.exe 98 PID 856 wrote to memory of 3508 856 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 99 PID 856 wrote to memory of 3508 856 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 99 PID 856 wrote to memory of 3508 856 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 99 PID 856 wrote to memory of 2500 856 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 101 PID 856 wrote to memory of 2500 856 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 101 PID 856 wrote to memory of 2500 856 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 101 PID 856 wrote to memory of 1300 856 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 104 PID 856 wrote to memory of 1300 856 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 104 PID 856 wrote to memory of 1300 856 7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe 104 PID 1300 wrote to memory of 4284 1300 csrss.exe 105 PID 1300 wrote to memory of 4284 1300 csrss.exe 105 PID 1300 wrote to memory of 4284 1300 csrss.exe 105 PID 1300 wrote to memory of 2696 1300 csrss.exe 111 PID 1300 wrote to memory of 2696 1300 csrss.exe 111 PID 1300 wrote to memory of 2696 1300 csrss.exe 111 PID 1300 wrote to memory of 980 1300 csrss.exe 113 PID 1300 wrote to memory of 980 1300 csrss.exe 113 PID 1300 wrote to memory of 980 1300 csrss.exe 113 PID 1300 wrote to memory of 952 1300 csrss.exe 115 PID 1300 wrote to memory of 952 1300 csrss.exe 115 PID 696 wrote to memory of 3820 696 windefender.exe 121 PID 696 wrote to memory of 3820 696 windefender.exe 121 PID 696 wrote to memory of 3820 696 windefender.exe 121 PID 3820 wrote to memory of 4692 3820 cmd.exe 122 PID 3820 wrote to memory of 4692 3820 cmd.exe 122 PID 3820 wrote to memory of 4692 3820 cmd.exe 122 PID 1300 wrote to memory of 3484 1300 csrss.exe 124 PID 1300 wrote to memory of 3484 1300 csrss.exe 124 PID 1300 wrote to memory of 3484 1300 csrss.exe 124 -
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\7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe"C:\Users\Admin\AppData\Local\Temp\7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3336 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5096
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C:\Users\Admin\AppData\Local\Temp\7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.exe"C:\Users\Admin\AppData\Local\Temp\7eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914.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:856 -
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:2176
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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:3024 -
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:4788
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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:3508
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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:2500
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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:1300 -
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:4284
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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:824
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:496
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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:2696
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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:980
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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:952
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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:4404
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:696 -
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:3820 -
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:4692
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C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exeC:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe4⤵
- Executes dropped EXE
PID:3484 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "csrss" /f5⤵PID:2848
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "ScheduledUpdate" /f5⤵PID:32
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4640
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
99KB
MD509031a062610d77d685c9934318b4170
SHA1880f744184e7774f3d14c1bb857e21cc7fe89a6d
SHA256778bd69af403df3c4e074c31b3850d71bf0e64524bea4272a802ca9520b379dd
SHA5129a276e1f0f55d35f2bf38eb093464f7065bdd30a660e6d1c62eed5e76d1fb2201567b89d9ae65d2d89dc99b142159e36fb73be8d5e08252a975d50544a7cda27
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5945faf32176f5b3e92ffcc4043dfa983
SHA1daf8729528d8d6d9a67a6a82a76dbc8e026d983a
SHA2566437a4046763acbb01ed110ad6e6a85d9dda87ade6c547dcd079721a270fa3e3
SHA5123133b3d521d08bf9d44cb27fb244b32f2fea3a6ca0830633e292b37bb01f5526dd4a6f1b72b87c23f65f10ce03c7859ee2a8a2d67c7b3a06cd4f12c5180560cd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD567c3202af77ce9f0c61172110c535f2f
SHA1bb124ffc515c192d4569ad76207aeaae14e19ce5
SHA2560d2f6b383c520f99af4b50867913b2db2a97caaea47c9d3446372f1382235fc7
SHA512f3efeeb15173d9d85d35ea3aaf1c19916d7b37dec7ef912d8c2a97242628abaa769d606a5218d3588d331d321c3d0f474b1375bb4f4936cd75e43ad177dc6583
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ac80cb0c271226ba8429bc6c0e1092d0
SHA1250150172393048f260ac5526ccce2750fae72cf
SHA256316a4dcd6e6f7752223251d57211c478e6aae41750c06bd45bb64cc3fdc4d25c
SHA5129385b014e8a72e207aa472b50e6c57517f9d83318b797f08c404f4b6e5db23963b1b56fc366dc43ec109b4e1110bbf4dab2e1ab2a1162264c43e4eba76fbd04d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ab755813a9652584aafed5989d99f0cf
SHA1cdfdd39605e507e4b6777bb6a35297fb6f6d5ea5
SHA256540a67a6c83cade53c7fab11a747aef70ed93ad47005508e4364086f280c3ff7
SHA512c103ff2375d8a2d612c7b660e49e898d235b5ad261c436ec4ab4d9f01f4b5e5f28efbc998e09c95ff34fa9223161d061987f35546dd1aa7b1dc75691fa93f7ea
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f6b20f2cba33cadbf8534cc7a9c306e0
SHA1d0a45be25cca32f88b791189af9d5c1d8c3ba52f
SHA25621b5b12f80f44a66362e86463b579c28e609cecb40f876aed80c5734cd946ea7
SHA512f3228be14e690f4bfdf99bb21aa03126affa64db55138f9ad127e35ceb460958932064410e9e256931965e87b908dfe9254c3254fc8c525c32ac768ad631f698
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Filesize
4.1MB
MD5b7acb12ea98b3700984a0f19cbbf7200
SHA1a1900c5e67e75c0375513aa34aa9feee5302a70b
SHA2567eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914
SHA5125eb7f7c46eb09349970e13690ae408686afb34b2ec527b8bb484c511a6ab6e8fa8c1849f3f9365ebbe119e6b4ecaab5f321a389c3de929a340020458984ddbd8
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Filesize
4.1MB
MD5b7acb12ea98b3700984a0f19cbbf7200
SHA1a1900c5e67e75c0375513aa34aa9feee5302a70b
SHA2567eaa0a38218eec7faf1cf3033a334e1b4e149d564e07359663fc9c8e2f016914
SHA5125eb7f7c46eb09349970e13690ae408686afb34b2ec527b8bb484c511a6ab6e8fa8c1849f3f9365ebbe119e6b4ecaab5f321a389c3de929a340020458984ddbd8
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec