Analysis
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max time kernel
151s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
03/10/2023, 08:20
Static task
static1
General
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Target
63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe
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Size
4.2MB
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MD5
bb9c007f70d94f55848bd194b725b6f2
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SHA1
727b51284ff4b102df05946c2db440d4ab0186e3
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SHA256
63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417
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SHA512
0de12c7f1d9c6f64d3d80bdd45c080751ed18e48dc6472f6c973a3363e79d53571a74d1194154b83e909ddc24161392862c34577cd41a879b086d7eba27f22ec
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SSDEEP
98304:/11WaNJmojGoT+5wHxYPYoEH06YAZF3ibNtVf2XtFRY/w+/S/Qq8N7:/9NJmoj3TiwHxYPYoE0oZtyVeXZyY/R2
Malware Config
Signatures
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Glupteba payload 23 IoCs
resource yara_rule behavioral1/memory/1312-2-0x0000000004A00000-0x00000000052EB000-memory.dmp family_glupteba behavioral1/memory/1312-3-0x0000000000400000-0x0000000002676000-memory.dmp family_glupteba behavioral1/memory/1312-25-0x0000000004A00000-0x00000000052EB000-memory.dmp family_glupteba behavioral1/memory/1312-32-0x0000000000400000-0x0000000002676000-memory.dmp family_glupteba behavioral1/memory/1312-49-0x0000000000400000-0x0000000002676000-memory.dmp family_glupteba behavioral1/memory/1556-60-0x0000000004780000-0x000000000506B000-memory.dmp family_glupteba behavioral1/memory/1312-61-0x0000000000400000-0x0000000002676000-memory.dmp family_glupteba behavioral1/memory/1556-62-0x0000000000400000-0x0000000002676000-memory.dmp family_glupteba behavioral1/memory/1556-96-0x0000000000400000-0x0000000002676000-memory.dmp family_glupteba behavioral1/memory/1556-97-0x0000000000400000-0x0000000002676000-memory.dmp family_glupteba behavioral1/memory/1556-149-0x0000000000400000-0x0000000002676000-memory.dmp family_glupteba behavioral1/memory/1556-157-0x0000000000400000-0x0000000002676000-memory.dmp family_glupteba behavioral1/memory/5032-224-0x0000000000400000-0x0000000002676000-memory.dmp family_glupteba behavioral1/memory/5032-260-0x0000000000400000-0x0000000002676000-memory.dmp family_glupteba behavioral1/memory/5032-261-0x0000000000400000-0x0000000002676000-memory.dmp family_glupteba behavioral1/memory/5032-262-0x0000000000400000-0x0000000002676000-memory.dmp family_glupteba behavioral1/memory/5032-270-0x0000000000400000-0x0000000002676000-memory.dmp family_glupteba behavioral1/memory/5032-272-0x0000000000400000-0x0000000002676000-memory.dmp family_glupteba behavioral1/memory/5032-274-0x0000000000400000-0x0000000002676000-memory.dmp family_glupteba behavioral1/memory/5032-276-0x0000000000400000-0x0000000002676000-memory.dmp family_glupteba behavioral1/memory/5032-278-0x0000000000400000-0x0000000002676000-memory.dmp family_glupteba behavioral1/memory/5032-280-0x0000000000400000-0x0000000002676000-memory.dmp family_glupteba behavioral1/memory/5032-282-0x0000000000400000-0x0000000002676000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 3676 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 5032 csrss.exe 1836 injector.exe 3728 windefender.exe 3592 windefender.exe -
resource yara_rule behavioral1/files/0x000700000002322d-265.dat upx behavioral1/files/0x000700000002322d-267.dat upx behavioral1/files/0x000700000002322d-268.dat upx behavioral1/memory/3728-269-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3592-271-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3592-275-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe File created C:\Windows\rss\csrss.exe 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.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 4664 sc.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 2724 1312 WerFault.exe 86 3948 1556 WerFault.exe 100 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 960 schtasks.exe 1500 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\@tzres.dll,-372 = "Jerusalem Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-211 = "Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-832 = "SA Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)" 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-382 = "South Africa Standard 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 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-602 = "Taipei Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time" 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2182 = "Astrakhan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-121 = "SA Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time" 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time" 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time" 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-452 = "Caucasus Standard Time" 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-3141 = "South Sudan Daylight Time" 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-401 = "Arabic Daylight Time" 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.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,-491 = "India Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1722 = "Libya Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time" 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time" 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time" 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2061 = "North Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-432 = "Iran Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2411 = "Marquesas Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-462 = "Afghanistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2842 = "Saratov Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2592 = "Tocantins Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1501 = "Turkey Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2942 = "Sao Tome Standard Time" 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-842 = "Argentina Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-661 = "Cen. Australia Daylight Time" windefender.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\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\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\1e\52C64B7E\@tzres.dll,-532 = "Sri Lanka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time" 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4228 powershell.exe 4228 powershell.exe 1312 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 1312 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 3368 powershell.exe 3368 powershell.exe 3368 powershell.exe 1556 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 1556 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 1556 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 1556 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 1556 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 1556 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 1556 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 1556 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 1556 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 1556 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 3380 powershell.exe 3380 powershell.exe 3380 powershell.exe 4048 powershell.exe 4048 powershell.exe 620 powershell.exe 620 powershell.exe 1184 powershell.exe 1184 powershell.exe 3768 powershell.exe 3768 powershell.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 5032 csrss.exe 5032 csrss.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 5032 csrss.exe 5032 csrss.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4228 powershell.exe Token: SeDebugPrivilege 1312 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe Token: SeImpersonatePrivilege 1312 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe Token: SeDebugPrivilege 3368 powershell.exe Token: SeDebugPrivilege 3380 powershell.exe Token: SeDebugPrivilege 4048 powershell.exe Token: SeDebugPrivilege 620 powershell.exe Token: SeDebugPrivilege 1184 powershell.exe Token: SeDebugPrivilege 3768 powershell.exe Token: SeSystemEnvironmentPrivilege 5032 csrss.exe Token: SeSecurityPrivilege 4664 sc.exe Token: SeSecurityPrivilege 4664 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1312 wrote to memory of 4228 1312 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 90 PID 1312 wrote to memory of 4228 1312 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 90 PID 1312 wrote to memory of 4228 1312 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 90 PID 1556 wrote to memory of 3368 1556 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 104 PID 1556 wrote to memory of 3368 1556 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 104 PID 1556 wrote to memory of 3368 1556 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 104 PID 1556 wrote to memory of 2780 1556 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 106 PID 1556 wrote to memory of 2780 1556 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 106 PID 2780 wrote to memory of 3676 2780 cmd.exe 108 PID 2780 wrote to memory of 3676 2780 cmd.exe 108 PID 1556 wrote to memory of 3380 1556 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 109 PID 1556 wrote to memory of 3380 1556 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 109 PID 1556 wrote to memory of 3380 1556 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 109 PID 1556 wrote to memory of 4048 1556 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 112 PID 1556 wrote to memory of 4048 1556 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 112 PID 1556 wrote to memory of 4048 1556 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 112 PID 1556 wrote to memory of 5032 1556 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 114 PID 1556 wrote to memory of 5032 1556 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 114 PID 1556 wrote to memory of 5032 1556 63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe 114 PID 5032 wrote to memory of 620 5032 csrss.exe 117 PID 5032 wrote to memory of 620 5032 csrss.exe 117 PID 5032 wrote to memory of 620 5032 csrss.exe 117 PID 5032 wrote to memory of 1184 5032 csrss.exe 122 PID 5032 wrote to memory of 1184 5032 csrss.exe 122 PID 5032 wrote to memory of 1184 5032 csrss.exe 122 PID 5032 wrote to memory of 3768 5032 csrss.exe 125 PID 5032 wrote to memory of 3768 5032 csrss.exe 125 PID 5032 wrote to memory of 3768 5032 csrss.exe 125 PID 5032 wrote to memory of 1836 5032 csrss.exe 128 PID 5032 wrote to memory of 1836 5032 csrss.exe 128 PID 3728 wrote to memory of 4120 3728 windefender.exe 134 PID 3728 wrote to memory of 4120 3728 windefender.exe 134 PID 3728 wrote to memory of 4120 3728 windefender.exe 134 PID 4120 wrote to memory of 4664 4120 cmd.exe 135 PID 4120 wrote to memory of 4664 4120 cmd.exe 135 PID 4120 wrote to memory of 4664 4120 cmd.exe 135 -
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\63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe"C:\Users\Admin\AppData\Local\Temp\63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1312 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4228
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C:\Users\Admin\AppData\Local\Temp\63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.exe"C:\Users\Admin\AppData\Local\Temp\63e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417.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:1556 -
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:3368
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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:2780 -
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:3676
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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:3380
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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:4048
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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:5032 -
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:620
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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:960
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1072
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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:1184
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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:3768
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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:1836
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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:1500
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3728 -
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:4120 -
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:4664
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1556 -s 6003⤵
- Program crash
PID:3948
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1312 -s 7082⤵
- Program crash
PID:2724
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1312 -ip 13121⤵PID:2148
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1556 -ip 15561⤵PID:4396
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3592
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
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58778db2e3b22e13d784fe84a86e77a15
SHA1c817caefb0db17767ffa21d2bef6213cce7d21d7
SHA256eb5fa604f4985da0dffc048cd9ebf88d3db7fd011257990a4734c91fd945819d
SHA51260314ba2cac74afeec6e83d6a2f462252356ad48a1af950479677fa68ae59b2d81804859f1cf1ab13148feff688671533131957629e289948ca9c693f6c1aa0e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f3c5eb688c2378e662f264c1e96e7a46
SHA18cb94c84d19f08bf62bfadb21a85091a5a1ce3c1
SHA256a4bcc07bb4e27e8705936ea9214c04a299824c5bfd61d65e419e64b10b08e65e
SHA512b2e8b4f120af2f8c62e07637f478ba03b4fe741c0cab85600177fd5b326a6a6a49e94ce658eac3f5b911b3e0078dd5b4850440ac46fe773c576586adf1ff795d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50bad5dd2980b8d531251c1f4b0bb4c4a
SHA1c967b1322a4a9d0297053589174fcda772a28f71
SHA25604115d17667c2b61068fdc3bdeea5d5b04d4be869558eabe03d58b30c0c58a2c
SHA512cd9d39b4c45800151e0c52acfe57e387c83d408cf2e770175ac80c33cca3ce6c8e5bd917c579883eefb36bf34dec645054a244d725f3f015b8f46b571fde1e3a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5cfaa5cf43f1846b3bbdd15aeec542507
SHA17b121f41b5df4e4ceaeee8766960d6f23f984524
SHA256c79a3094281ffdae7d8720337cf747f3cb988dfef5d99691ffa69b3aa1663029
SHA5129f84a750479a2b5434697f084d9fd5273088054b317ca0bf91bf72fd6bc8b836ce65baa9adac3e38f6c29bd9d0d3c468da2d62377fbda491bfa2fc49ba39b814
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53f64d5c115f504d6a3ba61f36cadbee3
SHA1701779131fb9fd9c5a99811224f29bdab8feda22
SHA256c3b464aec04bd1bdda68a5c88e207978e169b93484a73d41b5ddc9dca3ca20ea
SHA512a25895ca38e5f046466e7dba4077758111d2499103137f21d83c71f098c3f16fdca96b59557a5adc7692fb2660eaaabdfe3a96d6d309c23881eb7703adb27f21
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Filesize
4.2MB
MD5bb9c007f70d94f55848bd194b725b6f2
SHA1727b51284ff4b102df05946c2db440d4ab0186e3
SHA25663e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417
SHA5120de12c7f1d9c6f64d3d80bdd45c080751ed18e48dc6472f6c973a3363e79d53571a74d1194154b83e909ddc24161392862c34577cd41a879b086d7eba27f22ec
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Filesize
4.2MB
MD5bb9c007f70d94f55848bd194b725b6f2
SHA1727b51284ff4b102df05946c2db440d4ab0186e3
SHA25663e63d7595c1b6363f0f455c43fdf65feb76dd03f7372cc36430a45f533a1417
SHA5120de12c7f1d9c6f64d3d80bdd45c080751ed18e48dc6472f6c973a3363e79d53571a74d1194154b83e909ddc24161392862c34577cd41a879b086d7eba27f22ec
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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