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Analysis
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max time kernel
146s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
20/08/2023, 21:53
Static task
static1
General
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Target
d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe
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Size
4.2MB
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MD5
0e4f5064c3253b084b1f5116cb12ab81
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SHA1
d76bd118df010f0694940f6d7fd9c7e8e21ed1d0
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SHA256
d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c
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SHA512
948be2faf9cc2f1aa15f3ebd1be951407bb4d9dad2abbfbbc5591300eff558b5f3db900d999951840b86fb870c1f0bd3fbd5a820bc01d541c33fe7cbdc431e1d
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SSDEEP
98304:EqLAuddi87hhRJCVtDwYvahe/SnK2vooK4yxiCfs1Y62v65:jjdhRJCoY7aK2wo1B1j2S5
Malware Config
Signatures
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Glupteba payload 22 IoCs
resource yara_rule behavioral1/memory/1856-135-0x00000000048C0000-0x00000000051AB000-memory.dmp family_glupteba behavioral1/memory/1856-136-0x0000000000400000-0x00000000026CF000-memory.dmp family_glupteba behavioral1/memory/1856-155-0x0000000000400000-0x00000000026CF000-memory.dmp family_glupteba behavioral1/memory/1856-156-0x00000000048C0000-0x00000000051AB000-memory.dmp family_glupteba behavioral1/memory/1856-184-0x0000000000400000-0x00000000026CF000-memory.dmp family_glupteba behavioral1/memory/1856-186-0x0000000000400000-0x00000000026CF000-memory.dmp family_glupteba behavioral1/memory/1936-189-0x0000000004710000-0x0000000004FFB000-memory.dmp family_glupteba behavioral1/memory/1936-190-0x0000000000400000-0x00000000026CF000-memory.dmp family_glupteba behavioral1/memory/1936-215-0x0000000000400000-0x00000000026CF000-memory.dmp family_glupteba behavioral1/memory/1936-220-0x0000000000400000-0x00000000026CF000-memory.dmp family_glupteba behavioral1/memory/1936-247-0x0000000000400000-0x00000000026CF000-memory.dmp family_glupteba behavioral1/memory/1936-281-0x0000000000400000-0x00000000026CF000-memory.dmp family_glupteba behavioral1/memory/4820-284-0x0000000000400000-0x00000000026CF000-memory.dmp family_glupteba behavioral1/memory/4820-285-0x0000000000400000-0x00000000026CF000-memory.dmp family_glupteba behavioral1/memory/4820-328-0x0000000000400000-0x00000000026CF000-memory.dmp family_glupteba behavioral1/memory/4820-376-0x0000000000400000-0x00000000026CF000-memory.dmp family_glupteba behavioral1/memory/4820-386-0x0000000000400000-0x00000000026CF000-memory.dmp family_glupteba behavioral1/memory/4820-389-0x0000000000400000-0x00000000026CF000-memory.dmp family_glupteba behavioral1/memory/4820-392-0x0000000000400000-0x00000000026CF000-memory.dmp family_glupteba behavioral1/memory/4820-395-0x0000000000400000-0x00000000026CF000-memory.dmp family_glupteba behavioral1/memory/4820-398-0x0000000000400000-0x00000000026CF000-memory.dmp family_glupteba behavioral1/memory/4820-407-0x0000000000400000-0x00000000026CF000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 3956 netsh.exe -
Executes dropped EXE 5 IoCs
pid Process 4820 csrss.exe 1384 injector.exe 1704 windefender.exe 4604 windefender.exe 2956 f801950a962ddba14caaa44bf084b55c.exe -
resource yara_rule behavioral1/files/0x0007000000023236-380.dat upx behavioral1/files/0x0007000000023236-382.dat upx behavioral1/files/0x0007000000023236-383.dat upx behavioral1/memory/1704-385-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4604-388-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4604-394-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x000300000000070d-404.dat upx behavioral1/files/0x000300000000070d-406.dat upx behavioral1/memory/4604-408-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe Set value (str) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe File created C:\Windows\rss\csrss.exe d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.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 3808 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 2948 schtasks.exe 1324 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,-371 = "Jerusalem Daylight Time" d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-82 = "Atlantic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-3142 = "South Sudan Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-562 = "SE Asia 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 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2572 = "Turks and Caicos Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-932 = "Coordinated Universal Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2161 = "Altai Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-252 = "Dateline Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time" d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs 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\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2371 = "Easter Island Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1802 = "Line Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1042 = "Ulaanbaatar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-572 = "China Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2792 = "Novosibirsk Standard Time" windefender.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,-462 = "Afghanistan Standard Time" d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.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\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs 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,-831 = "SA Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time" d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time" d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-722 = "Central Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2532 = "Chatham Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2342 = "Haiti Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2492 = "Aus Central W. Standard Time" d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-512 = "Central Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-431 = "Iran Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2412 = "Marquesas Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time" d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time" d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time" d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-271 = "Greenwich Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-561 = "SE Asia Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-3141 = "South Sudan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time" d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1980 powershell.exe 1980 powershell.exe 1856 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 1856 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 2484 powershell.exe 2484 powershell.exe 1936 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 1936 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 1936 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 1936 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 1936 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 1936 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 1936 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 1936 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 1936 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 1936 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 4692 powershell.exe 4692 powershell.exe 2256 powershell.exe 2256 powershell.exe 2160 powershell.exe 2160 powershell.exe 3116 powershell.exe 3116 powershell.exe 4920 powershell.exe 4920 powershell.exe 1384 injector.exe 1384 injector.exe 1384 injector.exe 1384 injector.exe 1384 injector.exe 1384 injector.exe 4820 csrss.exe 4820 csrss.exe 1384 injector.exe 1384 injector.exe 1384 injector.exe 1384 injector.exe 1384 injector.exe 1384 injector.exe 4820 csrss.exe 4820 csrss.exe 1384 injector.exe 1384 injector.exe 4820 csrss.exe 4820 csrss.exe 1384 injector.exe 1384 injector.exe 1384 injector.exe 1384 injector.exe 1384 injector.exe 1384 injector.exe 1384 injector.exe 1384 injector.exe 1384 injector.exe 1384 injector.exe 1384 injector.exe 1384 injector.exe 1384 injector.exe 1384 injector.exe 1384 injector.exe 1384 injector.exe 1384 injector.exe 1384 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1980 powershell.exe Token: SeDebugPrivilege 1856 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe Token: SeImpersonatePrivilege 1856 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe Token: SeDebugPrivilege 2484 powershell.exe Token: SeDebugPrivilege 4692 powershell.exe Token: SeDebugPrivilege 2256 powershell.exe Token: SeDebugPrivilege 2160 powershell.exe Token: SeDebugPrivilege 3116 powershell.exe Token: SeDebugPrivilege 4920 powershell.exe Token: SeSystemEnvironmentPrivilege 4820 csrss.exe Token: SeSecurityPrivilege 3808 sc.exe Token: SeSecurityPrivilege 3808 sc.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 1856 wrote to memory of 1980 1856 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 85 PID 1856 wrote to memory of 1980 1856 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 85 PID 1856 wrote to memory of 1980 1856 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 85 PID 1936 wrote to memory of 2484 1936 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 92 PID 1936 wrote to memory of 2484 1936 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 92 PID 1936 wrote to memory of 2484 1936 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 92 PID 1936 wrote to memory of 4372 1936 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 95 PID 1936 wrote to memory of 4372 1936 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 95 PID 4372 wrote to memory of 3956 4372 cmd.exe 97 PID 4372 wrote to memory of 3956 4372 cmd.exe 97 PID 1936 wrote to memory of 4692 1936 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 98 PID 1936 wrote to memory of 4692 1936 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 98 PID 1936 wrote to memory of 4692 1936 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 98 PID 1936 wrote to memory of 2256 1936 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 100 PID 1936 wrote to memory of 2256 1936 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 100 PID 1936 wrote to memory of 2256 1936 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 100 PID 1936 wrote to memory of 4820 1936 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 102 PID 1936 wrote to memory of 4820 1936 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 102 PID 1936 wrote to memory of 4820 1936 d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe 102 PID 4820 wrote to memory of 2160 4820 csrss.exe 103 PID 4820 wrote to memory of 2160 4820 csrss.exe 103 PID 4820 wrote to memory of 2160 4820 csrss.exe 103 PID 4820 wrote to memory of 3116 4820 csrss.exe 109 PID 4820 wrote to memory of 3116 4820 csrss.exe 109 PID 4820 wrote to memory of 3116 4820 csrss.exe 109 PID 4820 wrote to memory of 4920 4820 csrss.exe 112 PID 4820 wrote to memory of 4920 4820 csrss.exe 112 PID 4820 wrote to memory of 4920 4820 csrss.exe 112 PID 4820 wrote to memory of 1384 4820 csrss.exe 113 PID 4820 wrote to memory of 1384 4820 csrss.exe 113 PID 1704 wrote to memory of 1684 1704 windefender.exe 119 PID 1704 wrote to memory of 1684 1704 windefender.exe 119 PID 1704 wrote to memory of 1684 1704 windefender.exe 119 PID 1684 wrote to memory of 3808 1684 cmd.exe 120 PID 1684 wrote to memory of 3808 1684 cmd.exe 120 PID 1684 wrote to memory of 3808 1684 cmd.exe 120 PID 4820 wrote to memory of 2956 4820 csrss.exe 122 PID 4820 wrote to memory of 2956 4820 csrss.exe 122 PID 4820 wrote to memory of 2956 4820 csrss.exe 122
Processes
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C:\Users\Admin\AppData\Local\Temp\d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe"C:\Users\Admin\AppData\Local\Temp\d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1856 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1980
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C:\Users\Admin\AppData\Local\Temp\d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.exe"C:\Users\Admin\AppData\Local\Temp\d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c.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:1936 -
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:2484
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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:4372 -
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:3956
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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:4692
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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:2256
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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:4820 -
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:2160
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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:2948
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3236
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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:3116
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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:4920
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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:1384
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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:1324
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1704 -
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:1684 -
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:3808
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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:2956 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "csrss" /f5⤵PID:884
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "ScheduledUpdate" /f5⤵PID:1192
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4604
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
1Replay 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
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
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57b8bb217402c8a814bbd10274d90ec9b
SHA142fee94d5956a0eadb16d8de966f64e4a4efd1dc
SHA2568e59c25648389959d02e8e1cf8a7290e5c93913c6ff96580fc54d9307aeb2832
SHA512f0e6e240d1fded1aba0d89be9454645572569cdda399b2ee07e4e1f52f28981fd03cb82ad8c186502fa1b76f7887774b12e18c3250d6a1b931d80601a7acc238
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50624d7494e108af996d41b514821e1a3
SHA102ba3c6a9745131a3cb660c34132c817ea377a0e
SHA256ea71c0b6c8774d6f38197c134794e134cbf3ff686bc1d79f1b1f6e527d6f65f3
SHA512f2d48a87ca69cff5c719ecefe67439c1f559eeba98d799081ebc0a47edbe53c80ce0f15af40225990ac001721d024e7b3536096273d8a1e5a15047098399252e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ba3069d6a1f84bbcd33ff8e67ec148d3
SHA19f6642e24e297009ac789579afcdb29cb73e10f4
SHA2565eac80302d3bbbab5aa68a133c9948157bdfc109b1da451ba27ea3636e01ef27
SHA5120da06b431f5c26c891907633ef2b32750e5ee668a4ac04d058533bc863454242b6c285c3e8c02eabbbcee74aab80aa5ced34294f3ec073a49b8ffb5b542693c9
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52d66449c8d582ef6b29c35a67ef3a4e5
SHA1f99425823f4eccc9aa81200e5a60a4de6b039b64
SHA256ecfca5df4fccf2758ddcde269068884a4eab22876fea3d07091be0f6a6698ccd
SHA512aad6d901266271778a1a3743610358460004e96ece3ae86f752e6be5da2ef10827c00378356192d2f9984ab197eb3b920d60c45adc13f48c330d01a1198d30c0
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD54b76db48d0d7e558a679a8d06cc21a54
SHA116d9bd88681dbfa82580b22f12ef61a010a9b188
SHA25630b630bbf518898f9c15965a7134aaacab8c241158033f03a3852104d16d3998
SHA512620b851b97605241b1345e2624dcd563e0ca7377a033a4b1d718a2b230d5302d447efbf5295d56158c5c979a6c5fcc5fb60ad296691f500ed60b95d333ae852e
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Filesize
4.2MB
MD50e4f5064c3253b084b1f5116cb12ab81
SHA1d76bd118df010f0694940f6d7fd9c7e8e21ed1d0
SHA256d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c
SHA512948be2faf9cc2f1aa15f3ebd1be951407bb4d9dad2abbfbbc5591300eff558b5f3db900d999951840b86fb870c1f0bd3fbd5a820bc01d541c33fe7cbdc431e1d
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Filesize
4.2MB
MD50e4f5064c3253b084b1f5116cb12ab81
SHA1d76bd118df010f0694940f6d7fd9c7e8e21ed1d0
SHA256d532e8acd2dab016cfb67bce69c6b197a70cd65ccc267ab3f529d5db49bde70c
SHA512948be2faf9cc2f1aa15f3ebd1be951407bb4d9dad2abbfbbc5591300eff558b5f3db900d999951840b86fb870c1f0bd3fbd5a820bc01d541c33fe7cbdc431e1d
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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