Analysis
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max time kernel
146s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
12/10/2023, 12:52
Static task
static1
Behavioral task
behavioral1
Sample
ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe
Resource
win7-20230831-en
General
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Target
ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe
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Size
4.1MB
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MD5
fa0223ee222025f28664c11e3699b0b4
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SHA1
38394bd4abb6042bac20512c2a229400997274ba
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SHA256
ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b
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SHA512
348cae2fa1672a3c673589bf7af4007a1400061f27491e2ca9f78eead7468fdb5a5b214660c1ef23118563fc824d6d197f13047334594c0cf9310ec2ca67eafd
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SSDEEP
98304:CRebotf7VEwlZaK5tBPzNfl6TiolnFsycGc2+UcSX84gbqKEDG:KwotDVJZa0PYdv7ZsRTEa
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral2/memory/3432-2-0x0000000003010000-0x00000000038FB000-memory.dmp family_glupteba behavioral2/memory/3432-3-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/3432-25-0x0000000003010000-0x00000000038FB000-memory.dmp family_glupteba behavioral2/memory/3432-27-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/3432-57-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/3432-62-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/1636-65-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/1636-81-0x0000000002B60000-0x0000000002F5C000-memory.dmp family_glupteba behavioral2/memory/1636-95-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/1636-102-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/1636-163-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/1860-247-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/1860-268-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/1860-276-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/1860-278-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/1860-280-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/1860-282-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/1860-291-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 5060 netsh.exe -
Executes dropped EXE 5 IoCs
pid Process 1860 csrss.exe 4972 injector.exe 1824 windefender.exe 3840 windefender.exe 2668 f801950a962ddba14caaa44bf084b55c.exe -
resource yara_rule behavioral2/files/0x0007000000023202-271.dat upx behavioral2/files/0x0007000000023202-273.dat upx behavioral2/files/0x0007000000023202-274.dat upx behavioral2/memory/1824-275-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3840-277-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3840-281-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/files/0x0006000000023204-286.dat upx behavioral2/files/0x0006000000023204-288.dat upx behavioral2/memory/3840-289-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2668-292-0x0000000000400000-0x0000000000C25000-memory.dmp upx behavioral2/memory/2668-294-0x0000000000400000-0x0000000000C25000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe Set value (str) \REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\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 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 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe File created C:\Windows\rss\csrss.exe ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.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 2776 sc.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2668 1636 WerFault.exe 95 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4308 schtasks.exe 2780 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.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,-292 = "Central European Standard Time" windefender.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\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time" ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time" ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time" ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates 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\1e\52C64B7E\@tzres.dll,-51 = "Greenland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time" ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.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,-841 = "Argentina Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust 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,-271 = "Greenwich Daylight 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" ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-342 = "Egypt Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-121 = "SA Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time" ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-91 = "Pacific SA Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1501 = "Turkey Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time" ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time" ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs 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\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time" ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs 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,-2371 = "Easter Island Daylight Time" ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time" ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)" ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-435 = "Georgian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-962 = "Paraguay Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-592 = "Malay Peninsula Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time" ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.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,-1971 = "Belarus Daylight Time" ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time" ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time" ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time" ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.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\1e\52C64B7E\@tzres.dll,-1802 = "Line Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2571 = "Turks and Caicos Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1661 = "Bahia Daylight Time" ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed 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,-361 = "GTB Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 652 powershell.exe 652 powershell.exe 3432 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 3432 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 3772 powershell.exe 3772 powershell.exe 1636 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 1636 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 1636 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 1636 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 1636 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 1636 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 1636 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 1636 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 1636 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 1636 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 4128 powershell.exe 4128 powershell.exe 4320 powershell.exe 4320 powershell.exe 2536 powershell.exe 2536 powershell.exe 1844 powershell.exe 1844 powershell.exe 1868 powershell.exe 1868 powershell.exe 4972 injector.exe 4972 injector.exe 4972 injector.exe 4972 injector.exe 4972 injector.exe 4972 injector.exe 1860 csrss.exe 1860 csrss.exe 4972 injector.exe 4972 injector.exe 4972 injector.exe 4972 injector.exe 4972 injector.exe 4972 injector.exe 4972 injector.exe 4972 injector.exe 1860 csrss.exe 1860 csrss.exe 4972 injector.exe 4972 injector.exe 4972 injector.exe 4972 injector.exe 4972 injector.exe 4972 injector.exe 4972 injector.exe 4972 injector.exe 1860 csrss.exe 1860 csrss.exe 4972 injector.exe 4972 injector.exe 4972 injector.exe 4972 injector.exe 4972 injector.exe 4972 injector.exe 4972 injector.exe 4972 injector.exe 4972 injector.exe 4972 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 652 powershell.exe Token: SeDebugPrivilege 3432 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe Token: SeImpersonatePrivilege 3432 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe Token: SeDebugPrivilege 3772 powershell.exe Token: SeDebugPrivilege 4128 powershell.exe Token: SeDebugPrivilege 4320 powershell.exe Token: SeDebugPrivilege 2536 powershell.exe Token: SeDebugPrivilege 1844 powershell.exe Token: SeDebugPrivilege 1868 powershell.exe Token: SeSystemEnvironmentPrivilege 1860 csrss.exe Token: SeSecurityPrivilege 2776 sc.exe Token: SeSecurityPrivilege 2776 sc.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 3432 wrote to memory of 652 3432 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 85 PID 3432 wrote to memory of 652 3432 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 85 PID 3432 wrote to memory of 652 3432 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 85 PID 1636 wrote to memory of 3772 1636 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 96 PID 1636 wrote to memory of 3772 1636 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 96 PID 1636 wrote to memory of 3772 1636 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 96 PID 1636 wrote to memory of 4228 1636 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 99 PID 1636 wrote to memory of 4228 1636 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 99 PID 4228 wrote to memory of 5060 4228 cmd.exe 101 PID 4228 wrote to memory of 5060 4228 cmd.exe 101 PID 1636 wrote to memory of 4128 1636 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 102 PID 1636 wrote to memory of 4128 1636 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 102 PID 1636 wrote to memory of 4128 1636 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 102 PID 1636 wrote to memory of 4320 1636 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 105 PID 1636 wrote to memory of 4320 1636 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 105 PID 1636 wrote to memory of 4320 1636 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 105 PID 1636 wrote to memory of 1860 1636 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 106 PID 1636 wrote to memory of 1860 1636 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 106 PID 1636 wrote to memory of 1860 1636 ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe 106 PID 1860 wrote to memory of 2536 1860 csrss.exe 110 PID 1860 wrote to memory of 2536 1860 csrss.exe 110 PID 1860 wrote to memory of 2536 1860 csrss.exe 110 PID 1860 wrote to memory of 1844 1860 csrss.exe 116 PID 1860 wrote to memory of 1844 1860 csrss.exe 116 PID 1860 wrote to memory of 1844 1860 csrss.exe 116 PID 1860 wrote to memory of 1868 1860 csrss.exe 118 PID 1860 wrote to memory of 1868 1860 csrss.exe 118 PID 1860 wrote to memory of 1868 1860 csrss.exe 118 PID 1860 wrote to memory of 4972 1860 csrss.exe 120 PID 1860 wrote to memory of 4972 1860 csrss.exe 120 PID 1824 wrote to memory of 3896 1824 windefender.exe 126 PID 1824 wrote to memory of 3896 1824 windefender.exe 126 PID 1824 wrote to memory of 3896 1824 windefender.exe 126 PID 3896 wrote to memory of 2776 3896 cmd.exe 127 PID 3896 wrote to memory of 2776 3896 cmd.exe 127 PID 3896 wrote to memory of 2776 3896 cmd.exe 127 PID 1860 wrote to memory of 2668 1860 csrss.exe 129 PID 1860 wrote to memory of 2668 1860 csrss.exe 129 PID 1860 wrote to memory of 2668 1860 csrss.exe 129 -
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\ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe"C:\Users\Admin\AppData\Local\Temp\ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3432 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:652
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C:\Users\Admin\AppData\Local\Temp\ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.exe"C:\Users\Admin\AppData\Local\Temp\ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b.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:1636 -
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:3772
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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:4228 -
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:5060
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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:4128
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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:4320
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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:1860 -
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:2536
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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:4308
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4600
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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:1844
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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:1868
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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:4972
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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:2780
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1824 -
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:3896 -
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:2776
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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:2668 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "csrss" /f5⤵PID:384
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "ScheduledUpdate" /f5⤵PID:2372
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1636 -s 7603⤵
- Program crash
PID:2668
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1636 -ip 16361⤵PID:4440
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3840
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
99KB
MD509031a062610d77d685c9934318b4170
SHA1880f744184e7774f3d14c1bb857e21cc7fe89a6d
SHA256778bd69af403df3c4e074c31b3850d71bf0e64524bea4272a802ca9520b379dd
SHA5129a276e1f0f55d35f2bf38eb093464f7065bdd30a660e6d1c62eed5e76d1fb2201567b89d9ae65d2d89dc99b142159e36fb73be8d5e08252a975d50544a7cda27
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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
MD59eb679a8749971488c4b35247fcc381a
SHA194ae7919632f21b8e8e4d722aca8565b03812e87
SHA25613e75825137891e9fdd9e5245141d222a2b235faa3b773540efa1073cde8fa10
SHA512fb3e992d3109578c6adc4a11b4da395095aa725e4581d2ddb46aad7f4bea65c18bda3042e00f4610bc55176e0ffec88a9e994ec293b5e453088e8ad6dfddb275
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD506a3ffbe9fc8fb984fa813fd98e09e18
SHA134c5f9829791d832b7af4b8686aa15509a92e14e
SHA256852d6661715a03b10dc65b28e91e377d7e29b80073b7ce898ce5fe7feed11c36
SHA5126dd36b5d6a43462b9bd910217e961a3fb13d1ba330220ce024ed706d31ac5a0976712022372840822fd935ac1e8490623fbf372f3a212cd4e9d145593377c526
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57e4bc014e8e44c472d2d694fa908a672
SHA1c9820b78fe2bce8ef1392465da383247a528b58e
SHA2565b6c6ba680264870d693fd87e86de841806f3cacc17d7f847dc93b8e0468c438
SHA5124ec82fc24aa9231c211cfbb99d919d8dfc854959eea33bc9b62e2e2c56cf9e70705aa10ba6a99ca265dd0898f8795101eb7c07272956affcefb1016a5a9becb3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5afb47721f8c40e814872fed84f496c5c
SHA1f91d3097f0912b78b7d20f7bccfc708ab68f145e
SHA256c07f29879c96b3d36146f458b4df17ae7b61a74288c73d46640f4587c425d50d
SHA51237ba6c4ce6c2c35c0e8c5c59f1c56f0c276e4538dd2c5c74a4bf34e10a46fe1673f0842ef8b225fe33e01a88dbbb36a689cc1611d3c9dc99f6a6366076d1c491
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58678411d7c195d0ae27d28f2f62504af
SHA12ce6e6e0898ad566cbf39a55a0808e8529a6595d
SHA256f0adc1409971d9a9d9429aff48314fe1ace978fb51a19762b9185626386f5f49
SHA512b1251967c1bfab1e0ae74259cadf9ad0b3f7f831146eb3105d0240c5270141f6c9ccd0947625bfc3af6151ea630ac8dee13dd04eab6d6e0185a0e5c2d3298d3c
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Filesize
4.1MB
MD5fa0223ee222025f28664c11e3699b0b4
SHA138394bd4abb6042bac20512c2a229400997274ba
SHA256ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b
SHA512348cae2fa1672a3c673589bf7af4007a1400061f27491e2ca9f78eead7468fdb5a5b214660c1ef23118563fc824d6d197f13047334594c0cf9310ec2ca67eafd
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Filesize
4.1MB
MD5fa0223ee222025f28664c11e3699b0b4
SHA138394bd4abb6042bac20512c2a229400997274ba
SHA256ee978795ce34610a8d17fd3ea8349e23ec5e2eea6e8d0a51b2dd65432f621e6b
SHA512348cae2fa1672a3c673589bf7af4007a1400061f27491e2ca9f78eead7468fdb5a5b214660c1ef23118563fc824d6d197f13047334594c0cf9310ec2ca67eafd
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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