Analysis
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max time kernel
150s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
19-05-2024 16:24
Static task
static1
Behavioral task
behavioral1
Sample
e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe
Resource
win10v2004-20240426-en
General
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Target
e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe
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Size
4.1MB
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MD5
5469967960538201829841e1c6607654
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SHA1
684fb0d981c0e9bd90285402624eefd70cdbd5dd
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SHA256
e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb
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SHA512
087d1a7ca9f3e0e6f0fe482dac208d8dc4818d160beac04f01f5994405db7ba17f8fc250f0a1857eebc81e436ae16b571afdee7a8990c1929d108bc324b338e2
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SSDEEP
98304:BvHfbigA34ifkpJZQU0TgaIfW6UkFHwAhDtgwFW+1n:BvHfb2IifudqhIuUHwAjW+9
Malware Config
Signatures
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Glupteba payload 16 IoCs
Processes:
resource yara_rule behavioral1/memory/1324-2-0x0000000004890000-0x000000000517B000-memory.dmp family_glupteba behavioral1/memory/1324-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1324-50-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/636-216-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/636-227-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/636-230-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/636-233-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/636-236-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/636-239-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/636-242-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/636-245-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/636-248-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/636-251-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/636-254-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/636-257-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/636-260-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid Process 632 netsh.exe -
Executes dropped EXE 4 IoCs
Processes:
csrss.exeinjector.exewindefender.exewindefender.exepid Process 636 csrss.exe 4232 injector.exe 2844 windefender.exe 3436 windefender.exe -
Processes:
resource yara_rule behavioral1/files/0x0008000000023454-219.dat upx behavioral1/memory/2844-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3436-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2844-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3436-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3436-235-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.execsrss.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe Set value (str) \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\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.
Processes:
csrss.exedescription ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription 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.
Processes:
e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exedescription ioc Process File opened (read-only) \??\VBoxMiniRdrDN e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe -
Drops file in Windows directory 4 IoCs
Processes:
csrss.exee05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exedescription ioc Process File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe File created C:\Windows\rss\csrss.exe e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
Processes:
sc.exepid Process 4904 sc.exe -
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepid Process 1572 powershell.exe 2812 powershell.exe 3380 powershell.exe 2592 powershell.exe 3316 powershell.exe 2184 powershell.exe 4032 powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid Process 1280 schtasks.exe 2188 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exepowershell.exepowershell.exewindefender.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time" e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.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\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time" e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time" e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.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\2a\52C64B7E\@tzres.dll,-492 = "India Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-335 = "Jordan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2632 = "Norfolk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time" e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time" e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-302 = "Romance Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1042 = "Ulaanbaatar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.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\@tzres.dll,-602 = "Taipei Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2432 = "Cuba Standard Time" windefender.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2001 = "Cabo Verde Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-342 = "Egypt Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-982 = "Kamchatka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1801 = "Line Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-111 = "Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-511 = "Central Asia 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" e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-449 = "Azerbaijan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2512 = "Lord Howe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2791 = "Novosibirsk Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-82 = "Atlantic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3051 = "Qyzylorda Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time" e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time" e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-731 = "Fiji Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time" e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time" e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1822 = "Russia TZ 1 Standard Time" e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exee05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exepowershell.exee05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exepid Process 2592 powershell.exe 2592 powershell.exe 1324 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 1324 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 3316 powershell.exe 3316 powershell.exe 3316 powershell.exe 2408 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 2408 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 2408 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 2408 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 2408 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 2408 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 2408 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 2408 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 2408 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 2408 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 2184 powershell.exe 2184 powershell.exe 4032 powershell.exe 4032 powershell.exe 1572 powershell.exe 1572 powershell.exe 1572 powershell.exe 2812 powershell.exe 2812 powershell.exe 3380 powershell.exe 3380 powershell.exe 4232 injector.exe 4232 injector.exe 4232 injector.exe 4232 injector.exe 4232 injector.exe 4232 injector.exe 636 csrss.exe 636 csrss.exe 4232 injector.exe 4232 injector.exe 4232 injector.exe 4232 injector.exe 4232 injector.exe 4232 injector.exe 636 csrss.exe 636 csrss.exe 4232 injector.exe 4232 injector.exe 636 csrss.exe 636 csrss.exe 4232 injector.exe 4232 injector.exe 4232 injector.exe 4232 injector.exe 4232 injector.exe 4232 injector.exe 4232 injector.exe 4232 injector.exe 4232 injector.exe 4232 injector.exe 4232 injector.exe 4232 injector.exe 4232 injector.exe 4232 injector.exe 4232 injector.exe 4232 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
powershell.exee05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exedescription pid Process Token: SeDebugPrivilege 2592 powershell.exe Token: SeDebugPrivilege 1324 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe Token: SeImpersonatePrivilege 1324 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe Token: SeDebugPrivilege 3316 powershell.exe Token: SeDebugPrivilege 2184 powershell.exe Token: SeDebugPrivilege 4032 powershell.exe Token: SeDebugPrivilege 1572 powershell.exe Token: SeDebugPrivilege 2812 powershell.exe Token: SeDebugPrivilege 3380 powershell.exe Token: SeSystemEnvironmentPrivilege 636 csrss.exe Token: SeSecurityPrivilege 4904 sc.exe Token: SeSecurityPrivilege 4904 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exee05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.execmd.execsrss.exewindefender.execmd.exedescription pid Process procid_target PID 1324 wrote to memory of 2592 1324 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 88 PID 1324 wrote to memory of 2592 1324 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 88 PID 1324 wrote to memory of 2592 1324 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 88 PID 2408 wrote to memory of 3316 2408 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 97 PID 2408 wrote to memory of 3316 2408 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 97 PID 2408 wrote to memory of 3316 2408 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 97 PID 2408 wrote to memory of 4388 2408 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 101 PID 2408 wrote to memory of 4388 2408 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 101 PID 4388 wrote to memory of 632 4388 cmd.exe 103 PID 4388 wrote to memory of 632 4388 cmd.exe 103 PID 2408 wrote to memory of 2184 2408 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 104 PID 2408 wrote to memory of 2184 2408 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 104 PID 2408 wrote to memory of 2184 2408 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 104 PID 2408 wrote to memory of 4032 2408 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 108 PID 2408 wrote to memory of 4032 2408 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 108 PID 2408 wrote to memory of 4032 2408 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 108 PID 2408 wrote to memory of 636 2408 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 110 PID 2408 wrote to memory of 636 2408 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 110 PID 2408 wrote to memory of 636 2408 e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe 110 PID 636 wrote to memory of 1572 636 csrss.exe 111 PID 636 wrote to memory of 1572 636 csrss.exe 111 PID 636 wrote to memory of 1572 636 csrss.exe 111 PID 636 wrote to memory of 2812 636 csrss.exe 117 PID 636 wrote to memory of 2812 636 csrss.exe 117 PID 636 wrote to memory of 2812 636 csrss.exe 117 PID 636 wrote to memory of 3380 636 csrss.exe 119 PID 636 wrote to memory of 3380 636 csrss.exe 119 PID 636 wrote to memory of 3380 636 csrss.exe 119 PID 636 wrote to memory of 4232 636 csrss.exe 121 PID 636 wrote to memory of 4232 636 csrss.exe 121 PID 2844 wrote to memory of 3732 2844 windefender.exe 127 PID 2844 wrote to memory of 3732 2844 windefender.exe 127 PID 2844 wrote to memory of 3732 2844 windefender.exe 127 PID 3732 wrote to memory of 4904 3732 cmd.exe 128 PID 3732 wrote to memory of 4904 3732 cmd.exe 128 PID 3732 wrote to memory of 4904 3732 cmd.exe 128 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe"C:\Users\Admin\AppData\Local\Temp\e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1324 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2592
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C:\Users\Admin\AppData\Local\Temp\e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.exe"C:\Users\Admin\AppData\Local\Temp\e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb.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:2408 -
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:3316
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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:4388 -
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:632
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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:2184
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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:4032
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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:636 -
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:1572
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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:1280
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1320
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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:2812
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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:3380
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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:4232
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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:2188
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2844 -
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:3732 -
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:4904
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3436
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD539331c20381d2b12dc8838ef7d417e98
SHA12c5dfd9b1f1ee44eba07361cdd7d54693be13f2e
SHA256e9426f90508b654ec3b41e7a6d571d29fb2ba7f73330447683c96580116c1194
SHA512f0b44ed39eeeb5aa7c28e7bc2a43f591e2208ee973b25e135a4a91900bb9861258fd081c0004c89b7f882bd58c2e364e3414ad8005ed39d9402ac8c9570148ee
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5dd1fab6531b800e018d30e3f8039ff4a
SHA1832c6bc3698a11647d532ab045f2dea25a89e4b0
SHA2567b690e95a980f67644950aea61c27ac724cb8680c2ebecf8507d66234c1a0082
SHA512ef9a4d27d6cc22cdd54452620135b9e6fdc0633702dfb41add61fc3c3736e29c1b5179fefc7e95e6bd4f9ec7dbe27b93be8c97dc196fdfaf07a22ca69b6952b8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c8e9108f1f3bc0af8356d8e49db555f7
SHA1fb56017e2c7d1da801a6438fe77b80ff7cfa5a65
SHA25689a0956e0cd381232a682c2e4fa91ad4058e67c914e0cfd17a3ef532455f166f
SHA512edec1f0de1b4885dd10d351c7532cd0c06eebcc8f613572ffbe2ba5e494ed503067903e846665a734c29da5435f9bbce9e06088272f7a33ccd378839a15fe696
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57381c49aea8f45d2084a56d697cd427f
SHA1d2d22c7b4d08b7d2409332024bdee95a6b5bce49
SHA256f4560a77e129964742fdfc3b5f8ddc2ecc8d0e77dd870cfc990f26333a054c3c
SHA5123ce3f8ab2d8768d8eae16aa0ab11601cc2c303ea9d81ddd24c26feca012b5dcdbabf2440569d98207a733983828259bc795815d3f1573c79ef617791a805465b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e2fcab8afc0f429d180a4b8d9bf33611
SHA18f29de6a0e1f207e31c3c9ce2fe302af4750de55
SHA256790efaf0405ef8909a3d3ef13f1eeb7f25294a56782b8ebfc46fa5dd6f28e14f
SHA51202fae2f7168e427114038a18878d79e5eb82fefbbe8a1058e12c1cbb2e4a1dbf7c9b3694fdcd858bfc81a42ac474df8ab27afc93cda0041e3091c20346198d55
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Filesize
4.1MB
MD55469967960538201829841e1c6607654
SHA1684fb0d981c0e9bd90285402624eefd70cdbd5dd
SHA256e05008de74d090363d79757770ea8dc0ed1dcd6551c64cd82487d218c9f36deb
SHA512087d1a7ca9f3e0e6f0fe482dac208d8dc4818d160beac04f01f5994405db7ba17f8fc250f0a1857eebc81e436ae16b571afdee7a8990c1929d108bc324b338e2
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Filesize
2.1MB
MD5ebcb59cf500f8c9079b8f4d1bf582015
SHA1c7c77715af3ebba00d1747e39698b2f7898c4f90
SHA256bce6eb5c49034e0b583799589e88471ed28255860b817ecdcde4e1aec6c574d9
SHA512c058b0e87c1a22b9e6b05d234800baa232e0005b37e618273583bc261448ec81f43fbf83e658f57662b420137c09864eedbf8242975e7173d10cf5a1c04c3341
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec