Analysis
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max time kernel
150s -
max time network
148s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
05/06/2023, 01:56
Static task
static1
General
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Target
656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe
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Size
4.2MB
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MD5
6b24424cdcc23448886f3772896eb23f
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SHA1
835b56c4b549dde20794dbd85509ecb8b4d7fb13
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SHA256
656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe
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SHA512
5b66c3eb83f12887d75e9b360052820d77a1a4e46402bec568ed75143d7ff99f4a92f818cc53854a48387c6794ee1d5cf69cbb223f67063f863bafe8c10eee68
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SSDEEP
98304:wcqU71k9uIcOOX3U7dpf6ELptGigmzK3yj4R/:yUJ29YnJkXgmzK3fR/
Malware Config
Signatures
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Glupteba payload 15 IoCs
resource yara_rule behavioral1/memory/2544-122-0x00000000052B0000-0x0000000005B9B000-memory.dmp family_glupteba behavioral1/memory/2544-268-0x0000000000400000-0x00000000030D0000-memory.dmp family_glupteba behavioral1/memory/2544-419-0x0000000000400000-0x00000000030D0000-memory.dmp family_glupteba behavioral1/memory/192-652-0x0000000000400000-0x00000000030D0000-memory.dmp family_glupteba behavioral1/memory/192-850-0x0000000000400000-0x00000000030D0000-memory.dmp family_glupteba behavioral1/memory/192-1154-0x0000000000400000-0x00000000030D0000-memory.dmp family_glupteba behavioral1/memory/1060-1406-0x0000000000400000-0x00000000030D0000-memory.dmp family_glupteba behavioral1/memory/1060-1674-0x0000000000400000-0x00000000030D0000-memory.dmp family_glupteba behavioral1/memory/1060-1894-0x0000000000400000-0x00000000030D0000-memory.dmp family_glupteba behavioral1/memory/1060-1903-0x0000000000400000-0x00000000030D0000-memory.dmp family_glupteba behavioral1/memory/1060-1905-0x0000000000400000-0x00000000030D0000-memory.dmp family_glupteba behavioral1/memory/1060-1907-0x0000000000400000-0x00000000030D0000-memory.dmp family_glupteba behavioral1/memory/1060-1909-0x0000000000400000-0x00000000030D0000-memory.dmp family_glupteba behavioral1/memory/1060-1911-0x0000000000400000-0x00000000030D0000-memory.dmp family_glupteba behavioral1/memory/1060-1913-0x0000000000400000-0x00000000030D0000-memory.dmp family_glupteba -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe = "0" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 4028 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1060 csrss.exe 3684 injector.exe 4508 windefender.exe 2476 windefender.exe -
resource yara_rule behavioral1/files/0x000800000001af58-1897.dat upx behavioral1/files/0x000800000001af58-1898.dat upx behavioral1/files/0x000800000001af58-1899.dat upx behavioral1/memory/4508-1900-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2476-1901-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4508-1902-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2476-1904-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2476-1910-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe = "0" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1311743041-1167936498-546579926-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-1311743041-1167936498-546579926-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.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 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 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe File created C:\Windows\rss\csrss.exe 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe File created 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 780 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 1264 schtasks.exe 3408 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,-202 = "US Mountain Standard Time" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-12 = "Azores Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1801 = "Line Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-104 = "Central Brazilian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-412 = "E. Africa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-351 = "FLE Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-191 = "Mountain Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2142 = "Transbaikal Standard Time" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 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\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-161 = "Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2142 = "Transbaikal 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 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,-292 = "Central European Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2531 = "Chatham Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.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,-1502 = "Turkey Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-141 = "Canada Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-334 = "Jordan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-449 = "Azerbaijan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-912 = "Mauritius Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-282 = "Central Europe 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 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time" 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.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,-52 = "Greenland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-232 = "Hawaiian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-632 = "Tokyo Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4232 powershell.exe 4232 powershell.exe 4232 powershell.exe 2544 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 2544 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 2136 powershell.exe 2136 powershell.exe 2136 powershell.exe 192 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 192 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 192 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 192 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 192 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 192 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 192 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 192 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 192 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 192 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 976 powershell.exe 976 powershell.exe 976 powershell.exe 408 powershell.exe 408 powershell.exe 408 powershell.exe 4168 powershell.exe 4168 powershell.exe 4168 powershell.exe 520 powershell.exe 520 powershell.exe 520 powershell.exe 4100 powershell.exe 4100 powershell.exe 4100 powershell.exe 3684 injector.exe 3684 injector.exe 3684 injector.exe 3684 injector.exe 3684 injector.exe 3684 injector.exe 1060 csrss.exe 1060 csrss.exe 3684 injector.exe 3684 injector.exe 3684 injector.exe 3684 injector.exe 3684 injector.exe 3684 injector.exe 1060 csrss.exe 1060 csrss.exe 3684 injector.exe 3684 injector.exe 1060 csrss.exe 1060 csrss.exe 3684 injector.exe 3684 injector.exe 3684 injector.exe 3684 injector.exe 3684 injector.exe 3684 injector.exe 3684 injector.exe 3684 injector.exe 3684 injector.exe 3684 injector.exe 3684 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4232 powershell.exe Token: SeDebugPrivilege 2544 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Token: SeImpersonatePrivilege 2544 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe Token: SeDebugPrivilege 2136 powershell.exe Token: SeDebugPrivilege 976 powershell.exe Token: SeDebugPrivilege 408 powershell.exe Token: SeDebugPrivilege 4168 powershell.exe Token: SeDebugPrivilege 520 powershell.exe Token: SeDebugPrivilege 4100 powershell.exe Token: SeSystemEnvironmentPrivilege 1060 csrss.exe Token: SeSecurityPrivilege 780 sc.exe Token: SeSecurityPrivilege 780 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2544 wrote to memory of 4232 2544 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 67 PID 2544 wrote to memory of 4232 2544 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 67 PID 2544 wrote to memory of 4232 2544 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 67 PID 192 wrote to memory of 2136 192 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 72 PID 192 wrote to memory of 2136 192 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 72 PID 192 wrote to memory of 2136 192 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 72 PID 192 wrote to memory of 972 192 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 74 PID 192 wrote to memory of 972 192 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 74 PID 972 wrote to memory of 4028 972 cmd.exe 76 PID 972 wrote to memory of 4028 972 cmd.exe 76 PID 192 wrote to memory of 976 192 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 77 PID 192 wrote to memory of 976 192 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 77 PID 192 wrote to memory of 976 192 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 77 PID 192 wrote to memory of 408 192 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 79 PID 192 wrote to memory of 408 192 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 79 PID 192 wrote to memory of 408 192 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 79 PID 192 wrote to memory of 1060 192 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 81 PID 192 wrote to memory of 1060 192 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 81 PID 192 wrote to memory of 1060 192 656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe 81 PID 1060 wrote to memory of 4168 1060 csrss.exe 82 PID 1060 wrote to memory of 4168 1060 csrss.exe 82 PID 1060 wrote to memory of 4168 1060 csrss.exe 82 PID 1060 wrote to memory of 520 1060 csrss.exe 89 PID 1060 wrote to memory of 520 1060 csrss.exe 89 PID 1060 wrote to memory of 520 1060 csrss.exe 89 PID 1060 wrote to memory of 4100 1060 csrss.exe 91 PID 1060 wrote to memory of 4100 1060 csrss.exe 91 PID 1060 wrote to memory of 4100 1060 csrss.exe 91 PID 1060 wrote to memory of 3684 1060 csrss.exe 93 PID 1060 wrote to memory of 3684 1060 csrss.exe 93 PID 4508 wrote to memory of 5012 4508 windefender.exe 100 PID 4508 wrote to memory of 5012 4508 windefender.exe 100 PID 4508 wrote to memory of 5012 4508 windefender.exe 100 PID 5012 wrote to memory of 780 5012 cmd.exe 101 PID 5012 wrote to memory of 780 5012 cmd.exe 101 PID 5012 wrote to memory of 780 5012 cmd.exe 101 -
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\656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe"C:\Users\Admin\AppData\Local\Temp\656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2544 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4232
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C:\Users\Admin\AppData\Local\Temp\656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.exe"C:\Users\Admin\AppData\Local\Temp\656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe.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:192 -
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:2136
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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:972 -
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:4028
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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:976
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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:408
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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:1060 -
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:4168
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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:3408
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3428
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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:520
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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:4100
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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:3684
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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:1264
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4508 -
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:5012 -
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:780
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2476
Network
MITRE ATT&CK Enterprise v6
Replay 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
MD5db01a2c1c7e70b2b038edf8ad5ad9826
SHA1540217c647a73bad8d8a79e3a0f3998b5abd199b
SHA256413da361d77055dae7007f82b58b366c8783aa72e0b8fbe41519b940c253b38d
SHA512c76ff57fcee5cdf9fdf3116d4e1dc0cf106867bf19ab474b763e242acf5dca9a7509cb837c35e130c3e056636b4e8a4e135512a978bcd3dd641e20f5bf76c3d6
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5b102b337670fb45f60d2e21f9cd397e2
SHA1825b52951686385c1c0b99ce9c9eecb0e6d9ccbf
SHA256e2e157b0f6ff8ae82d3fe791807e395bb635af0a63756491ca1592efe4960df6
SHA512546ed20c31d5eb5f16751e804a88f654cd4bb5b166ec1eebe8bcbae1c8c385c0aca70d3e9d4df0a47760fd7f605cb56f084c90cc7a4ff0140f0c250e67a02e11
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5fe49019a8e2e0df4055a2c1ea17b9fad
SHA1d1950cfced5066ea96ead807a89702553480c200
SHA256ee498798a6e97ae94f186e5373e73866b43b607668d23008caa4fc04d18bdc6b
SHA512a7d74c13936f01ce4ebdfb1a0cad747f0a0412ab9654e061571018e409b2a14587617ff0f8ea8f5e680a31b97d75189f8196e75a3fe577f2535152480a8a8eb6
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5c3fe4de9fc12347f90cf67cddd3c107c
SHA1ce49a2f1c47f3461fe50e3fa88d349dceb78ad8e
SHA2566bbee1521c6a1a43ffa5fd2928bf1d7d8536faa57ddcf0aa3453010bed6065c0
SHA512b2488e31aa88c016d7a69726ee5c0fcbfd3b02d66fc8b870abe7c1ea608d4a600a522b61b513d59b1ace2c8c64ec93f0962f126c8f1bcaa629a6641bad360fea
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD51cdfb1dd8f0e5ba8c76e1b37cda36031
SHA1474cbf1e7606c22f8b73f04390071f284ea7bd8c
SHA256b87452a319d35fd1f6498fa238476945e55aa2cc784eff822ee9c62a27ccdade
SHA5122efedda76de1cccd441498712cb9f104395d9041d66318575a85969a88ce4048cc41115aece9f4411bc5f5c0faeb0c8cad1e514a1f63078c9a460b43f80a6c2a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5208c73ad32dab773c34166a3f9186e45
SHA1c235cca1ab425e2ebda3c0f3130fe84f8f495e34
SHA25680827efbdd2b9a7ed6a16617853f564bb516878cb7c06f0c5809d79132c59acd
SHA51270aa0406c3f840419a9cedfcf4bd6b5f9c3b41ae042584c9bfb1de05affd739f7d776721947c15f3036e5c2bf65a5fe4d41e095fb6b18079896f52dc1358167b
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Filesize
4.2MB
MD56b24424cdcc23448886f3772896eb23f
SHA1835b56c4b549dde20794dbd85509ecb8b4d7fb13
SHA256656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe
SHA5125b66c3eb83f12887d75e9b360052820d77a1a4e46402bec568ed75143d7ff99f4a92f818cc53854a48387c6794ee1d5cf69cbb223f67063f863bafe8c10eee68
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Filesize
4.2MB
MD56b24424cdcc23448886f3772896eb23f
SHA1835b56c4b549dde20794dbd85509ecb8b4d7fb13
SHA256656fad063dcbd2815c8cd16fc97f2041dd5df976dcb111506637663ceb0c6cbe
SHA5125b66c3eb83f12887d75e9b360052820d77a1a4e46402bec568ed75143d7ff99f4a92f818cc53854a48387c6794ee1d5cf69cbb223f67063f863bafe8c10eee68
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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