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Analysis
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max time kernel
148s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
08/10/2023, 13:24
Static task
static1
General
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Target
9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe
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Size
4.2MB
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MD5
a912ac1e6af40a6e360d627de558513f
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SHA1
a69a2083ac10332ccdaa48a00a78dd6b5cfaae1a
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SHA256
9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce
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SHA512
8f3033626e0a9e29afd6f158fb70934e4d4f02a8baece8e2612bdb625e183af84a8021417a851f1a439fd0bf3ca2213fd981daf156411823ade8edbda01851c2
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SSDEEP
98304:7/T4Ctcwsd6wKVmrZ+4kWNCmFRvr9m2TegfPM4yL9SAuEk2d0L:7x9wKYrdfzFRJm2TeITW9+2dA
Malware Config
Signatures
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Glupteba payload 20 IoCs
resource yara_rule behavioral1/memory/2984-2-0x0000000004970000-0x000000000525B000-memory.dmp family_glupteba behavioral1/memory/2984-3-0x0000000000400000-0x0000000002669000-memory.dmp family_glupteba behavioral1/memory/2984-24-0x0000000004970000-0x000000000525B000-memory.dmp family_glupteba behavioral1/memory/2984-26-0x0000000000400000-0x0000000002669000-memory.dmp family_glupteba behavioral1/memory/2984-58-0x0000000000400000-0x0000000002669000-memory.dmp family_glupteba behavioral1/memory/4008-61-0x0000000000400000-0x0000000002669000-memory.dmp family_glupteba behavioral1/memory/4008-76-0x0000000004380000-0x0000000004782000-memory.dmp family_glupteba behavioral1/memory/4008-92-0x0000000000400000-0x0000000002669000-memory.dmp family_glupteba behavioral1/memory/4008-127-0x0000000000400000-0x0000000002669000-memory.dmp family_glupteba behavioral1/memory/4008-158-0x0000000000400000-0x0000000002669000-memory.dmp family_glupteba behavioral1/memory/3420-225-0x0000000000400000-0x0000000002669000-memory.dmp family_glupteba behavioral1/memory/3420-262-0x0000000000400000-0x0000000002669000-memory.dmp family_glupteba behavioral1/memory/3420-271-0x0000000000400000-0x0000000002669000-memory.dmp family_glupteba behavioral1/memory/3420-273-0x0000000000400000-0x0000000002669000-memory.dmp family_glupteba behavioral1/memory/3420-275-0x0000000000400000-0x0000000002669000-memory.dmp family_glupteba behavioral1/memory/3420-277-0x0000000000400000-0x0000000002669000-memory.dmp family_glupteba behavioral1/memory/3420-279-0x0000000000400000-0x0000000002669000-memory.dmp family_glupteba behavioral1/memory/3420-281-0x0000000000400000-0x0000000002669000-memory.dmp family_glupteba behavioral1/memory/3420-283-0x0000000000400000-0x0000000002669000-memory.dmp family_glupteba behavioral1/memory/3420-291-0x0000000000400000-0x0000000002669000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 1700 netsh.exe -
Executes dropped EXE 5 IoCs
pid Process 3420 csrss.exe 4612 injector.exe 1956 windefender.exe 4788 windefender.exe 3856 f801950a962ddba14caaa44bf084b55c.exe -
resource yara_rule behavioral1/files/0x00080000000231d5-265.dat upx behavioral1/files/0x00080000000231d5-267.dat upx behavioral1/files/0x00080000000231d5-268.dat upx behavioral1/memory/1956-270-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4788-272-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4788-278-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4788-282-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x00080000000231b2-287.dat upx behavioral1/files/0x00080000000231b2-289.dat upx behavioral1/memory/4788-290-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe Set value (str) \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\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 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 -
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 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.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 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe File created C:\Windows\rss\csrss.exe 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.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 3508 sc.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 1948 2984 WerFault.exe 84 4516 3420 WerFault.exe 112 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4368 schtasks.exe 2060 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,-2391 = "Aleutian Daylight Time" 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time" 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-112 = "Eastern 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\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-41 = "E. South America Daylight Time" windefender.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\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust 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,-449 = "Azerbaijan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates 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,-242 = "Samoa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time" 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-72 = "Newfoundland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2632 = "Norfolk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time" 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-392 = "Arab Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-672 = "AUS Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2771 = "Omsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time" 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot 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,-1971 = "Belarus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2611 = "Bougainville Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-192 = "Mountain 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 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-105 = "Central Brazilian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-272 = "Greenwich Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2141 = "Transbaikal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time" 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-212 = "Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-872 = "Pakistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time" 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time" 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2612 = "Bougainville Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-842 = "Argentina Standard Time" 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1016 powershell.exe 1016 powershell.exe 2984 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 2984 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 3760 powershell.exe 3760 powershell.exe 4008 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 4008 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 4008 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 4008 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 4008 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 4008 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 4008 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 4008 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 4008 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 4008 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 3308 powershell.exe 3308 powershell.exe 2460 powershell.exe 2460 powershell.exe 1944 powershell.exe 1944 powershell.exe 4192 powershell.exe 4192 powershell.exe 5112 powershell.exe 5112 powershell.exe 4612 injector.exe 4612 injector.exe 4612 injector.exe 4612 injector.exe 4612 injector.exe 4612 injector.exe 3420 csrss.exe 3420 csrss.exe 4612 injector.exe 4612 injector.exe 4612 injector.exe 4612 injector.exe 4612 injector.exe 4612 injector.exe 3420 csrss.exe 3420 csrss.exe 4612 injector.exe 4612 injector.exe 3420 csrss.exe 3420 csrss.exe 4612 injector.exe 4612 injector.exe 4612 injector.exe 4612 injector.exe 4612 injector.exe 4612 injector.exe 4612 injector.exe 4612 injector.exe 4612 injector.exe 4612 injector.exe 4612 injector.exe 4612 injector.exe 4612 injector.exe 4612 injector.exe 4612 injector.exe 4612 injector.exe 4612 injector.exe 4612 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1016 powershell.exe Token: SeDebugPrivilege 2984 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe Token: SeImpersonatePrivilege 2984 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe Token: SeDebugPrivilege 3760 powershell.exe Token: SeDebugPrivilege 3308 powershell.exe Token: SeDebugPrivilege 2460 powershell.exe Token: SeDebugPrivilege 1944 powershell.exe Token: SeDebugPrivilege 4192 powershell.exe Token: SeDebugPrivilege 5112 powershell.exe Token: SeSystemEnvironmentPrivilege 3420 csrss.exe Token: SeSecurityPrivilege 3508 sc.exe Token: SeSecurityPrivilege 3508 sc.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 2984 wrote to memory of 1016 2984 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 92 PID 2984 wrote to memory of 1016 2984 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 92 PID 2984 wrote to memory of 1016 2984 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 92 PID 4008 wrote to memory of 3760 4008 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 102 PID 4008 wrote to memory of 3760 4008 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 102 PID 4008 wrote to memory of 3760 4008 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 102 PID 4008 wrote to memory of 2068 4008 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 105 PID 4008 wrote to memory of 2068 4008 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 105 PID 2068 wrote to memory of 1700 2068 cmd.exe 107 PID 2068 wrote to memory of 1700 2068 cmd.exe 107 PID 4008 wrote to memory of 3308 4008 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 108 PID 4008 wrote to memory of 3308 4008 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 108 PID 4008 wrote to memory of 3308 4008 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 108 PID 4008 wrote to memory of 2460 4008 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 110 PID 4008 wrote to memory of 2460 4008 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 110 PID 4008 wrote to memory of 2460 4008 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 110 PID 4008 wrote to memory of 3420 4008 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 112 PID 4008 wrote to memory of 3420 4008 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 112 PID 4008 wrote to memory of 3420 4008 9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe 112 PID 3420 wrote to memory of 1944 3420 csrss.exe 113 PID 3420 wrote to memory of 1944 3420 csrss.exe 113 PID 3420 wrote to memory of 1944 3420 csrss.exe 113 PID 3420 wrote to memory of 4192 3420 csrss.exe 118 PID 3420 wrote to memory of 4192 3420 csrss.exe 118 PID 3420 wrote to memory of 4192 3420 csrss.exe 118 PID 3420 wrote to memory of 5112 3420 csrss.exe 121 PID 3420 wrote to memory of 5112 3420 csrss.exe 121 PID 3420 wrote to memory of 5112 3420 csrss.exe 121 PID 3420 wrote to memory of 4612 3420 csrss.exe 123 PID 3420 wrote to memory of 4612 3420 csrss.exe 123 PID 1956 wrote to memory of 2460 1956 windefender.exe 129 PID 1956 wrote to memory of 2460 1956 windefender.exe 129 PID 1956 wrote to memory of 2460 1956 windefender.exe 129 PID 2460 wrote to memory of 3508 2460 cmd.exe 130 PID 2460 wrote to memory of 3508 2460 cmd.exe 130 PID 2460 wrote to memory of 3508 2460 cmd.exe 130 PID 3420 wrote to memory of 3856 3420 csrss.exe 132 PID 3420 wrote to memory of 3856 3420 csrss.exe 132 PID 3420 wrote to memory of 3856 3420 csrss.exe 132 -
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\9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe"C:\Users\Admin\AppData\Local\Temp\9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2984 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1016
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C:\Users\Admin\AppData\Local\Temp\9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.exe"C:\Users\Admin\AppData\Local\Temp\9503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce.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:4008 -
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:3760
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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:2068 -
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:1700
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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:3308
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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:2460
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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:3420 -
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:1944
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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:2060
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:428
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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:4192
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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:5112
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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:4612
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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:4368
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1956 -
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:2460 -
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:3508
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C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exeC:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe4⤵
- Executes dropped EXE
PID:3856 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "csrss" /f5⤵PID:1192
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "ScheduledUpdate" /f5⤵PID:2308
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3420 -s 12684⤵
- Program crash
PID:4516
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2984 -s 9442⤵
- Program crash
PID:1948
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 2984 -ip 29841⤵PID:3008
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4788
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 3420 -ip 34201⤵PID:5100
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD501b3bbe4b749caebbd1a89b9234e4c5f
SHA167eb65253df3270b76ee1cef9d55f78aba6b47ae
SHA256e9a0c291c07dc0dc16a8036cd022681c98ef46838d24e567d50a24286547d2f2
SHA512331f26d31721bc761ad317300cf4c025e38709d51ed8d17b0545b86742ea42c975a5e7b8fb7af0f015bf705e32d8564035835ffb7739389311c789908246e7ec
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d2d1e9c43aaa9aeacc60fe9ec784d92a
SHA1c290472bcbf646ff06ee0c3f9f82f6a8ab8241ec
SHA2561c0053875bba518196c74740d05bda52ec40fb8fb44310a59eca5e1c06eca8f9
SHA512f024956ceba233ea52a86d14b3e239b75f1dc008dec2e4867550aa213f2d79c987f51538cc7960af0ff6bad3243c1b716b9cc3efe11738c1df8a8b45df5dbcc5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5df0f517ad9088ed5edaed46a16869adb
SHA113452fb46cdfa3729643a85856daef9a6fe23363
SHA2562967f09f3cb3381cb2a3b1b647f10b6007ad7f436125f928372e454b414752b6
SHA5128eae661d0efc8f040eae26128fb37ec272c565702f79aacdfd17c9396d3f68e84851bf76d3172c2922f99ec3c7140c65fcf4ca2049451d238f8337957cc9ac2a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD535d76bd6fef6e2624dfa1b4c96b64811
SHA1f520b056589cd8864ae1959d36a80b9c011cf542
SHA256f236413ec53d0462ae0fd82dc3014c48c3834eb0f75c46b5f3fdc2f911e0f49b
SHA512004461c87d0e448d59f1fd73bb0b079151d549cfbdf706486c4ac2df4d0353ae18bbe932c0b8cbed2419ee4f461e29f22dfd1c3e7346a5e07e2a1124605cee32
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52259c0c261c915b1ab301007464e8e29
SHA1db82b6d585b2ed4f8972e2c617bd562462f3b4ed
SHA256408780a9c422894b7a6f6e7e5ab6ddc70b7310d7ee184a30383ab9a80453cd1d
SHA512f94150f870606d0f7d5a7a37c6c1dcd1dd4c0528759f121bd204313273da00bd6b374e88e5af9b29e2e88f2c9b08687fb240c052449b1e497ea5695cc123c085
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Filesize
4.2MB
MD5a912ac1e6af40a6e360d627de558513f
SHA1a69a2083ac10332ccdaa48a00a78dd6b5cfaae1a
SHA2569503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce
SHA5128f3033626e0a9e29afd6f158fb70934e4d4f02a8baece8e2612bdb625e183af84a8021417a851f1a439fd0bf3ca2213fd981daf156411823ade8edbda01851c2
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Filesize
4.2MB
MD5a912ac1e6af40a6e360d627de558513f
SHA1a69a2083ac10332ccdaa48a00a78dd6b5cfaae1a
SHA2569503566df6f7460bf99d9dab388dcb8a67af55bfafc7b2ec51d9f15fcdf3bfce
SHA5128f3033626e0a9e29afd6f158fb70934e4d4f02a8baece8e2612bdb625e183af84a8021417a851f1a439fd0bf3ca2213fd981daf156411823ade8edbda01851c2
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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