Analysis
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max time kernel
149s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
20-04-2024 15:06
Static task
static1
Behavioral task
behavioral1
Sample
96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe
Resource
win10v2004-20240412-en
General
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Target
96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe
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Size
4.2MB
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MD5
628d326cb6851ef9e08d8e2a0daaaba8
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SHA1
bffbe03b9023058749fb65c6d07a3efa3b2be7fb
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SHA256
96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd
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SHA512
87c67afc66dc9cb0a9b8bba6ba693006e4a1ba5e3286212329f64ea359035a1c54c1654789d028726dd800cd05f9eff0b9b115bd0474a50c98ab119059ea9f3b
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SSDEEP
49152:RKOdvREmi8iTwPpeYBnAu4QJI7RESGN2UNQnUyHdr+bW0USBgrsqhT/DWSjgq2Sw:4OLEfT6eYBhfhWV+b2vbWNq2SbuhRN
Malware Config
Signatures
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Glupteba payload 20 IoCs
Processes:
resource yara_rule behavioral1/memory/3908-2-0x0000000004110000-0x00000000049FB000-memory.dmp family_glupteba behavioral1/memory/3908-3-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/1712-57-0x0000000003F00000-0x00000000047EB000-memory.dmp family_glupteba behavioral1/memory/1712-58-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/3908-68-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/1712-146-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/1712-157-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/2492-253-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/2492-263-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/2492-266-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/2492-272-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/2492-276-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/2492-280-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/2492-284-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/2492-288-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/2492-291-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/2492-294-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/2492-300-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/2492-304-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/2492-308-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 4348 netsh.exe -
Executes dropped EXE 4 IoCs
Processes:
csrss.exeinjector.exewindefender.exewindefender.exepid process 2492 csrss.exe 4672 injector.exe 2344 windefender.exe 2028 windefender.exe -
Processes:
resource yara_rule C:\Windows\windefender.exe upx behavioral1/memory/2344-262-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2028-267-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2028-274-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.execsrss.exedescription 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\"" 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.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.
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 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 -
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:
96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exedescription ioc process File opened (read-only) \??\VBoxMiniRdrDN 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe -
Drops file in Windows directory 4 IoCs
Processes:
96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.execsrss.exedescription ioc process File opened for modification C:\Windows\rss 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe File created C:\Windows\rss\csrss.exe 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.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.
Processes:
sc.exepid process 3496 sc.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 688 schtasks.exe 1720 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exewindefender.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time" 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-342 = "Egypt Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time" 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2491 = "Aus Central W. Daylight Time" 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2872 = "Magallanes Standard Time" 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight Time" 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time" 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time" 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time" 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-842 = "Argentina Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time" 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-215 = "Pacific Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-652 = "AUS Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-721 = "Central Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-112 = "Eastern 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,-192 = "Mountain Standard Time" 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-651 = "AUS Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-662 = "Cen. Australia 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" 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-3052 = "Qyzylorda Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-832 = "SA Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1472 = "Magadan Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-222 = "Alaskan Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time" 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-402 = "Arabic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-891 = "Morocco 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" 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time" 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time" 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2062 = "North Korea Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1501 = "Turkey Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time" 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time" 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.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,-2791 = "Novosibirsk Daylight 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,-2572 = "Turks and Caicos Standard Time" 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2391 = "Aleutian Daylight 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\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)" 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exe96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exepowershell.exe96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exepid process 2456 powershell.exe 2456 powershell.exe 3908 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe 3908 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe 4672 powershell.exe 4672 powershell.exe 4672 powershell.exe 1712 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe 1712 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe 1712 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe 1712 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe 1712 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe 1712 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe 1712 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe 1712 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe 1712 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe 1712 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe 948 powershell.exe 948 powershell.exe 948 powershell.exe 2672 powershell.exe 2672 powershell.exe 2672 powershell.exe 1976 powershell.exe 1976 powershell.exe 1976 powershell.exe 2996 powershell.exe 2996 powershell.exe 2996 powershell.exe 4400 powershell.exe 4400 powershell.exe 4400 powershell.exe 4672 injector.exe 4672 injector.exe 4672 injector.exe 4672 injector.exe 4672 injector.exe 4672 injector.exe 2492 csrss.exe 2492 csrss.exe 4672 injector.exe 4672 injector.exe 4672 injector.exe 4672 injector.exe 4672 injector.exe 4672 injector.exe 2492 csrss.exe 2492 csrss.exe 4672 injector.exe 4672 injector.exe 4672 injector.exe 4672 injector.exe 2492 csrss.exe 2492 csrss.exe 4672 injector.exe 4672 injector.exe 4672 injector.exe 4672 injector.exe 4672 injector.exe 4672 injector.exe 4672 injector.exe 4672 injector.exe 4672 injector.exe 4672 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
powershell.exe96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exedescription pid process Token: SeDebugPrivilege 2456 powershell.exe Token: SeDebugPrivilege 3908 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe Token: SeImpersonatePrivilege 3908 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe Token: SeDebugPrivilege 4672 powershell.exe Token: SeDebugPrivilege 948 powershell.exe Token: SeDebugPrivilege 2672 powershell.exe Token: SeDebugPrivilege 1976 powershell.exe Token: SeDebugPrivilege 2996 powershell.exe Token: SeDebugPrivilege 4400 powershell.exe Token: SeSystemEnvironmentPrivilege 2492 csrss.exe Token: SeSecurityPrivilege 3496 sc.exe Token: SeSecurityPrivilege 3496 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.execmd.execsrss.exewindefender.execmd.exedescription pid process target process PID 3908 wrote to memory of 2456 3908 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe powershell.exe PID 3908 wrote to memory of 2456 3908 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe powershell.exe PID 3908 wrote to memory of 2456 3908 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe powershell.exe PID 1712 wrote to memory of 4672 1712 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe powershell.exe PID 1712 wrote to memory of 4672 1712 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe powershell.exe PID 1712 wrote to memory of 4672 1712 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe powershell.exe PID 1712 wrote to memory of 1232 1712 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe cmd.exe PID 1712 wrote to memory of 1232 1712 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe cmd.exe PID 1232 wrote to memory of 4348 1232 cmd.exe netsh.exe PID 1232 wrote to memory of 4348 1232 cmd.exe netsh.exe PID 1712 wrote to memory of 948 1712 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe powershell.exe PID 1712 wrote to memory of 948 1712 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe powershell.exe PID 1712 wrote to memory of 948 1712 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe powershell.exe PID 1712 wrote to memory of 2672 1712 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe powershell.exe PID 1712 wrote to memory of 2672 1712 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe powershell.exe PID 1712 wrote to memory of 2672 1712 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe powershell.exe PID 1712 wrote to memory of 2492 1712 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe csrss.exe PID 1712 wrote to memory of 2492 1712 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe csrss.exe PID 1712 wrote to memory of 2492 1712 96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe csrss.exe PID 2492 wrote to memory of 1976 2492 csrss.exe powershell.exe PID 2492 wrote to memory of 1976 2492 csrss.exe powershell.exe PID 2492 wrote to memory of 1976 2492 csrss.exe powershell.exe PID 2492 wrote to memory of 2996 2492 csrss.exe powershell.exe PID 2492 wrote to memory of 2996 2492 csrss.exe powershell.exe PID 2492 wrote to memory of 2996 2492 csrss.exe powershell.exe PID 2492 wrote to memory of 4400 2492 csrss.exe powershell.exe PID 2492 wrote to memory of 4400 2492 csrss.exe powershell.exe PID 2492 wrote to memory of 4400 2492 csrss.exe powershell.exe PID 2492 wrote to memory of 4672 2492 csrss.exe injector.exe PID 2492 wrote to memory of 4672 2492 csrss.exe injector.exe PID 2344 wrote to memory of 392 2344 windefender.exe cmd.exe PID 2344 wrote to memory of 392 2344 windefender.exe cmd.exe PID 2344 wrote to memory of 392 2344 windefender.exe cmd.exe PID 392 wrote to memory of 3496 392 cmd.exe sc.exe PID 392 wrote to memory of 3496 392 cmd.exe sc.exe PID 392 wrote to memory of 3496 392 cmd.exe sc.exe -
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\96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe"C:\Users\Admin\AppData\Local\Temp\96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3908 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2456
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C:\Users\Admin\AppData\Local\Temp\96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.exe"C:\Users\Admin\AppData\Local\Temp\96910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd.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:1712 -
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:4672
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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:1232 -
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:4348
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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:948
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2672
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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:2492 -
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:1976
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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:688
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4372
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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:2996
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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:4400
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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:4672
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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:1720
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2344 -
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:392 -
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:3496
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2028
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
MD52b22122b4ff144c4f85e1bde8675cfae
SHA107df892bed1f516b8c0616cb2fee4ec1aba2503f
SHA256797898b8e0f884e161f781a21f0f7166c9f1c743326d00aa70686d0e18db3958
SHA51276e66f90883c6403f89708df6a27d46f9498a949c786331d7acd3a299938c6f60147e90fa585ea378761a8fbc0d9177d0d64bc0b65bda559fbb3efca56359d84
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d5c26567252afdeb0a4e670006dc4ddc
SHA1657e8592ddf25217a4c7a82cede810188e5a36b6
SHA2560a7b45c24fdbe0bf3a1aeee493b1d10f6b8076b44f2cd956b92558ba05e74066
SHA5125bfe6f4c498b2e38408b2540b35118cfad7aca7075c7f2f192dc889889b7b37c8e0da39dbf4864017685069f813598d8edf0d0e438a5a7ccc2886642260cd232
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55978b6df0a54532fd9563569d37a8f38
SHA15831ca8523754e1c5a2eb21173fe85ad4b6385ad
SHA256983c72bbfb8567ff7f9c78b040a2d47bf0f548832b465eb98d1c8a206d8bd1c5
SHA512f7f744959235d17f4e83c19bfaee0b4bd09416c28ab5e16dd2f035e46cb0f72dbb7f1b5df7355099470f28999112f235c8aff782471a6ea348927f2572656ac6
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5cd2ebe415b89c08cf1817dd98a3008e5
SHA1d2a00f0826ee969c2f10e2e4ec16b5dc72804ef3
SHA2561df4a6fd0a44fddaf18ff886db07f63d42b96d07b6ab3367519aed0195b96a47
SHA512a5335265d59a19f9dc1f937ee5f41b37f2e074bf14abfaf2154fc6efc14cf4fd1057788287411d42651a6168a1edd82358266e06b6e8a28dc978b1c6ba4e83c8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50aa39ccda7e1f4a0485caaa0d872886d
SHA153e3998d6538b68173df655228f9223381738a74
SHA2569531460a0648d7ac6186ddfe2e75a77f626131d675d77db76bc1b582f8d8b3f8
SHA512cc03601e973c95dc1b0456e986a3621df91a119873f6cdb46b896a5ab2c49d8fcd6ef76d0a14df31d44281c577e0bebcde94d32e2cf3cb8e9a0ad347ba2f5abc
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Filesize
4.2MB
MD5628d326cb6851ef9e08d8e2a0daaaba8
SHA1bffbe03b9023058749fb65c6d07a3efa3b2be7fb
SHA25696910d0a3718426a0db68c389a509a6d4b8a76a8e80f334759126ef95b5917dd
SHA51287c67afc66dc9cb0a9b8bba6ba693006e4a1ba5e3286212329f64ea359035a1c54c1654789d028726dd800cd05f9eff0b9b115bd0474a50c98ab119059ea9f3b
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec