Analysis
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max time kernel
150s -
max time network
134s -
platform
windows10-1703_x64 -
resource
win10-20231025-en -
resource tags
arch:x64arch:x86image:win10-20231025-enlocale:en-usos:windows10-1703-x64system -
submitted
29/10/2023, 14:21
Static task
static1
General
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Target
47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe
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Size
4.1MB
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MD5
52c6725a317a518b63a9f7ede80128c1
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SHA1
7699f083d3e93af2e39779236a1dd2c37aff216c
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SHA256
47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d
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SHA512
6bbaa1b2b7dd03725479e10015413d25500dd48e9a37406d16ac9efe2d5068e435d47bb3923332ff5f15628aa0f2f2f8e62fd605f295e7e5e030c69fd69490bc
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SSDEEP
98304:erv7jgjFRJb2wOnTvpo/I8ihn+r94RzBjhlbnGTgAFjSaUh:qvgjFRVHIZt+rGRNjhlENjSaA
Malware Config
Signatures
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Glupteba payload 21 IoCs
resource yara_rule behavioral1/memory/2988-2-0x0000000002F20000-0x000000000380B000-memory.dmp family_glupteba behavioral1/memory/2988-3-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2988-76-0x0000000002F20000-0x000000000380B000-memory.dmp family_glupteba behavioral1/memory/2988-85-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2988-307-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4228-310-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4228-549-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4228-558-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4228-832-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4228-1051-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2204-1054-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2204-1315-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2204-1802-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2204-1810-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2204-1812-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2204-1814-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2204-1816-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2204-1818-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2204-1820-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2204-1822-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2204-1824-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe = "0" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 2320 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2204 csrss.exe 1308 injector.exe 4316 windefender.exe 4352 windefender.exe -
resource yara_rule behavioral1/files/0x000700000001abd0-1805.dat upx behavioral1/files/0x000700000001abd0-1807.dat upx behavioral1/files/0x000700000001abd0-1808.dat upx behavioral1/memory/4316-1809-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4352-1811-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4352-1815-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe = "0" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2852493121-870915337-2715324265-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-2852493121-870915337-2715324265-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.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 opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe File created C:\Windows\rss\csrss.exe 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.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 2052 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 3980 schtasks.exe 3448 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs 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\1a\52C64B7E\@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-371 = "Jerusalem Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-542 = "Myanmar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-742 = "New Zealand Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1862 = "Russia TZ 6 Standard Time" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-281 = "Central Europe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-361 = "GTB Daylight Time" windefender.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-1661 = "Bahia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 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\1a\52C64B7E\@tzres.dll,-391 = "Arab Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-372 = "Jerusalem Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-301 = "Romance Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-2341 = "Haiti Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-92 = "Pacific SA Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-531 = "Sri Lanka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs 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\1a\52C64B7E\@tzres.dll,-1822 = "Russia TZ 1 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-2321 = "Sakhalin Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Key created \REGISTRY\USER\.DEFAULT\SYSTEM netsh.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-462 = "Afghanistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time" 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4828 powershell.exe 4828 powershell.exe 4828 powershell.exe 2988 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 2988 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 2644 powershell.exe 2644 powershell.exe 2644 powershell.exe 4228 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 4228 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 4228 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 4228 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 4228 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 4228 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 4228 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 4228 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 4228 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 4228 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 2188 powershell.exe 2188 powershell.exe 2188 powershell.exe 4628 powershell.exe 4628 powershell.exe 4628 powershell.exe 1012 powershell.exe 1012 powershell.exe 1012 powershell.exe 1236 powershell.exe 1236 powershell.exe 1236 powershell.exe 3288 powershell.exe 3288 powershell.exe 3288 powershell.exe 1308 injector.exe 1308 injector.exe 1308 injector.exe 1308 injector.exe 1308 injector.exe 1308 injector.exe 1308 injector.exe 1308 injector.exe 2204 csrss.exe 2204 csrss.exe 1308 injector.exe 1308 injector.exe 1308 injector.exe 1308 injector.exe 1308 injector.exe 1308 injector.exe 2204 csrss.exe 2204 csrss.exe 2204 csrss.exe 2204 csrss.exe 1308 injector.exe 1308 injector.exe 1308 injector.exe 1308 injector.exe 1308 injector.exe 1308 injector.exe 1308 injector.exe 1308 injector.exe 1308 injector.exe 1308 injector.exe 1308 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4828 powershell.exe Token: SeDebugPrivilege 2988 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Token: SeImpersonatePrivilege 2988 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe Token: SeDebugPrivilege 2644 powershell.exe Token: SeDebugPrivilege 2188 powershell.exe Token: SeDebugPrivilege 4628 powershell.exe Token: SeDebugPrivilege 1012 powershell.exe Token: SeDebugPrivilege 1236 powershell.exe Token: SeDebugPrivilege 3288 powershell.exe Token: SeSystemEnvironmentPrivilege 2204 csrss.exe Token: SeSecurityPrivilege 2052 sc.exe Token: SeSecurityPrivilege 2052 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2988 wrote to memory of 4828 2988 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 72 PID 2988 wrote to memory of 4828 2988 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 72 PID 2988 wrote to memory of 4828 2988 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 72 PID 4228 wrote to memory of 2644 4228 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 77 PID 4228 wrote to memory of 2644 4228 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 77 PID 4228 wrote to memory of 2644 4228 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 77 PID 4228 wrote to memory of 2692 4228 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 80 PID 4228 wrote to memory of 2692 4228 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 80 PID 2692 wrote to memory of 2320 2692 cmd.exe 81 PID 2692 wrote to memory of 2320 2692 cmd.exe 81 PID 4228 wrote to memory of 2188 4228 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 82 PID 4228 wrote to memory of 2188 4228 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 82 PID 4228 wrote to memory of 2188 4228 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 82 PID 4228 wrote to memory of 4628 4228 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 84 PID 4228 wrote to memory of 4628 4228 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 84 PID 4228 wrote to memory of 4628 4228 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 84 PID 4228 wrote to memory of 2204 4228 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 86 PID 4228 wrote to memory of 2204 4228 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 86 PID 4228 wrote to memory of 2204 4228 47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe 86 PID 2204 wrote to memory of 1012 2204 csrss.exe 87 PID 2204 wrote to memory of 1012 2204 csrss.exe 87 PID 2204 wrote to memory of 1012 2204 csrss.exe 87 PID 2204 wrote to memory of 1236 2204 csrss.exe 94 PID 2204 wrote to memory of 1236 2204 csrss.exe 94 PID 2204 wrote to memory of 1236 2204 csrss.exe 94 PID 2204 wrote to memory of 3288 2204 csrss.exe 96 PID 2204 wrote to memory of 3288 2204 csrss.exe 96 PID 2204 wrote to memory of 3288 2204 csrss.exe 96 PID 2204 wrote to memory of 1308 2204 csrss.exe 98 PID 2204 wrote to memory of 1308 2204 csrss.exe 98 PID 4316 wrote to memory of 3496 4316 windefender.exe 105 PID 4316 wrote to memory of 3496 4316 windefender.exe 105 PID 4316 wrote to memory of 3496 4316 windefender.exe 105 PID 3496 wrote to memory of 2052 3496 cmd.exe 106 PID 3496 wrote to memory of 2052 3496 cmd.exe 106 PID 3496 wrote to memory of 2052 3496 cmd.exe 106 -
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\47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe"C:\Users\Admin\AppData\Local\Temp\47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2988 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4828
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C:\Users\Admin\AppData\Local\Temp\47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe"C:\Users\Admin\AppData\Local\Temp\47f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d.exe"2⤵
- Windows security bypass
- Windows security modification
- 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:4228 -
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:2644
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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:2692 -
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
- Modifies data under HKEY_USERS
PID:2320
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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:2188
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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:4628
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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
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2204 -
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:1012
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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:3980
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4888
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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:1236
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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:3288
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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:1308
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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:3448
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4316 -
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:3496 -
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:2052
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4352
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
1B
MD5c4ca4238a0b923820dcc509a6f75849b
SHA1356a192b7913b04c54574d18c28d46e6395428ab
SHA2566b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
SHA5124dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a
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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
MD51c19c16e21c97ed42d5beabc93391fc5
SHA18ad83f8e0b3acf8dfbbf87931e41f0d664c4df68
SHA2561bcd97396c83babfe6c5068ba590d7a3f8b70e72955a9d1e4070648e404cbf05
SHA5127d18776d8f649b3d29c182ff03efc6cea8b527542ee55304980f24577aae8b64e37044407776e220984346c3998ace5f8853afa58c8b38407482a728e9495e0c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5d36e09e74812741a24b3512fe9092e6f
SHA1dd3969f75deaa2182311e8aea2cb8939564969a8
SHA256f67b86c932b8b804840083d94f88993435b5a09bfdc0caa8b74ca858d38326fa
SHA51249f7e48862a668191d34bd4bf3b5daea6614cf2f6d8f4cbe3d189817765c2022163f5391d46000520139b5314b48e0470ae42ce66032e6d3d0c23076c8ac6103
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5516d90087826f04a7710b68bfd083866
SHA131af1dad9799f3199f4292c15885d0704b83640d
SHA2563601fccfbf9e5c8395dd1675ee2fb27ee2c824509edc0ae7ad2fa4dec152821d
SHA5125ca5b27427835cf7d96c4ffb8e6e8f0eb5a65333008fcc54888d82ca099e1e7afbfa54cb3d3d09c698c1af2ff84f1f36f789745e1c5b56ed5a41ca870eef3a34
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5f1c46dce4cdb5741713fc408535ef24a
SHA1f6eb2314d58c6b376b1dc87b688362e7f117722a
SHA2561eb30fffa57c9d02289d6e600e10040dfdc1812f163ee69d79480f58386b22e6
SHA51274a27821122d923bbc573fb193b15acd473cb88bbb5fc24b5b8e262e2342ca21de36bb7dbc81da70806443007334388758f08a065ad9aedf860b65fc9bde2bbc
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD50cb508a21ef6da0b2aa24ce035d67762
SHA1b4a22666af2c93fd880b9c26e68bbdca9081533b
SHA256ff78df14d220fd4ad6e4ecb35e27325d22aa637d7bedcbec35d5ffeb75533823
SHA5125b4829f2e27d7628b618aa55fd891b333760a7f532f90af3036f71ad38e156938898ace3ca4d6b2ae9763bfe11c600f1179809e46bd189ffb651073b2e369d4e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5a7a1801af556d4ed5f3a30db664eaae6
SHA141bf5803028114ce1e86241799b86a72d130d3a5
SHA25637f1d7493a931f2c19235ebc99b7c2148596e4f89909b373adf4a68fe0f6bcc1
SHA5128cd5b848462f0cd4586bcdf6aee519291ddd9a469d1d6dff5566894c9b4f420ce85d5d518152ae27c6b62fd0fd43463c49809ba2bb01e804796fe73a1921292c
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Filesize
4.1MB
MD552c6725a317a518b63a9f7ede80128c1
SHA17699f083d3e93af2e39779236a1dd2c37aff216c
SHA25647f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d
SHA5126bbaa1b2b7dd03725479e10015413d25500dd48e9a37406d16ac9efe2d5068e435d47bb3923332ff5f15628aa0f2f2f8e62fd605f295e7e5e030c69fd69490bc
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Filesize
4.1MB
MD552c6725a317a518b63a9f7ede80128c1
SHA17699f083d3e93af2e39779236a1dd2c37aff216c
SHA25647f45cd18cd685a031a4bb363c0551b9d70fe842e379eaf5a694b2365092a99d
SHA5126bbaa1b2b7dd03725479e10015413d25500dd48e9a37406d16ac9efe2d5068e435d47bb3923332ff5f15628aa0f2f2f8e62fd605f295e7e5e030c69fd69490bc
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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