11bf7c54256c89405c7afd1a73baff4d42afd0dfb7e8bb9279c910e12db7acdd

Analysis

max time kernel
70s
max time network
54s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
13/08/2024, 22:24

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General

Target
vcredist2005_x86.exe
Size 2.6MB
Sample240813-2bm2bazapb
SHA256 d6832398e3bc9156a660745f427dc1c2392ce4e9a872e04f41f62d0c6bae07a8
MD5 6402438591b548121f54b0706a2c6423
SHA1 e052789ebad7dc8d6f8505a9295b0576babd125e
SHA512 c615e6337a9507bfaaff14e23043e206351d48bf7ba1d0c244c4bc8a08f411b4aa27f9a9074a87b320007b3cfca448306752fd343392bdde83b851b0e7daadef
SSDEEP 49152:OW6IfKsucUSdXRc8jfi8sH9LyrgSnem02SIi7oOBX4twfDI4OzLbT3:RxucUkGwoBrSn9hFi73BV7xO33
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

discovery persistence privilege_escalation

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2164	VCREDI~3.EXE

Loads dropped DLL 5 IoCs

pid	Process
2884	vcredist2005_x86.exe
2164	VCREDI~3.EXE
2164	VCREDI~3.EXE
2164	VCREDI~3.EXE
1076	MsiExec.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	vcredist2005_x86.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	VCREDI~3.EXE

Enumerates connected drives 3 TTPs 46 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Common Files\Microsoft Shared\VC\msdia80.dll	msiexec.exe

Drops file in Windows directory 43 IoCs

description	ioc	Process
File created	C:\Windows\WinSxS\InstallTemp\20240813222727092.0\x86_Microsoft.VC80.MFCLOC_1fc8b3b9a1e18e3b_8.0.50727.4053_x-ww_0ccc058c.cat	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240813222727326.0\8.0.50727.4053.policy	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240813222727420.0\8.0.50727.4053.policy	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240813222727389.0\8.0.50727.4053.policy	msiexec.exe
File opened for modification	C:\Windows\INF\setupapi.dev.log	DrvInst.exe
File created	C:\Windows\Installer\f78b82b.ipi	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240813222727092.0\mfc80CHS.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240813222727092.0\mfc80ESP.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240813222727092.0\mfc80FRA.dll	msiexec.exe
File opened for modification	C:\Windows\Installer\	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240813222727092.0\mfc80KOR.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240813222727295.0\x86_Microsoft.VC80.OpenMP_1fc8b3b9a1e18e3b_8.0.50727.4053_x-ww_e79c4723.manifest	msiexec.exe
File created	C:\Windows\Installer\f78b82d.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\f78b82b.ipi	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240813222727420.0\8.0.50727.4053.cat	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240813222726437.0	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240813222727092.0	msiexec.exe
File opened for modification	C:\Windows\INF\setupapi.ev1	DrvInst.exe
File created	C:\Windows\Installer\f78b828.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\f78b828.msi	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240813222726437.0\x86_Microsoft.VC80.MFC_1fc8b3b9a1e18e3b_8.0.50727.4053_x-ww_b77cec8e.manifest	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240813222727092.0\mfc80CHT.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240813222727092.0\mfc80ITA.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240813222727326.0\8.0.50727.4053.cat	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240813222727326.0	msiexec.exe
File opened for modification	C:\Windows\INF\setupapi.ev3	DrvInst.exe
File created	C:\Windows\WinSxS\InstallTemp\20240813222726437.0\mfc80u.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240813222726437.0\mfcm80u.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240813222727092.0\x86_Microsoft.VC80.MFCLOC_1fc8b3b9a1e18e3b_8.0.50727.4053_x-ww_0ccc058c.manifest	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240813222727092.0\mfc80ENU.dll	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240813222727389.0	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240813222727420.0	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240813222726437.0\mfc80.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240813222727389.0\8.0.50727.4053.cat	msiexec.exe
File opened for modification	C:\Windows\Installer\MSID481.tmp	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240813222726437.0\x86_Microsoft.VC80.MFC_1fc8b3b9a1e18e3b_8.0.50727.4053_x-ww_b77cec8e.cat	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240813222727092.0\mfc80JPN.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240813222727295.0\vcomp.dll	msiexec.exe
File opened for modification	C:\Windows\Installer\MSIBEEE.tmp	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240813222726437.0\mfcm80.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240813222727092.0\mfc80DEU.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240813222727295.0\x86_Microsoft.VC80.OpenMP_1fc8b3b9a1e18e3b_8.0.50727.4053_x-ww_e79c4723.cat	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240813222727295.0	msiexec.exe

Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs

persistence privilege_escalation

Installer Packages

T1546.016

Msiexec

T1218.007

pid	Process
3040	msiexec.exe

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vcredist2005_x86.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	VCREDI~3.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MsiExec.exe

Modifies data under HKEY_USERS 46 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\My	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\Certificates	DrvInst.exe
Key deleted	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E	msiexec.exe
Key deleted	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D	msiexec.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CTLs	DrvInst.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2E	msiexec.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\Certificates	DrvInst.exe

Modifies registry class 56 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\ProductName = "Microsoft Visual C++ 2005 Redistributable"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\AuthorizedLUAApp = "0"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\SourceList\Media\11 = ";Microsoft Visual C++ 2005 Redistributable [Disk 1]"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\PackageCode = "89402836B2F60B04F9803CF6D2C84E21"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\InstanceType = "0"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\SourceList\Media\8 = ";Microsoft Visual C++ 2005 Redistributable [Disk 1]"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\DeploymentFlags = "3"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\SourceList\Net	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\SourceList\Media	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\SourceList\Media\2 = ";Microsoft Visual C++ 2005 Redistributable [Disk 1]"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\SourceList\Media\7 = ";Microsoft Visual C++ 2005 Redistributable [Disk 1]"	msiexec.exe
Key created	\REGISTRY\MACHINE\Software\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2	msiexec.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\SourceList	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Win32Assemblies\Global\Microsoft.VC80.MFCLOC,type="win32",version="8.0.50727.4053",publicKeyToken="1fc8b3b9a1e18e3b",processorArchitecture="x86" = 3f004f007700390052005a004800670055003f005d004a004b0073002700780077005a0043003200560043005f005200650064006900730074003e006900450024005b004d00310025002e0064002700650038004d006b0062004900640046007700550000000000	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Win32Assemblies\Global\policy.8.0.Microsoft.VC80.MFC,type="win32-policy",version="8.0.50727.4053",publicKeyToken="1fc8b3b9a1e18e3b",processorArchitecture="x86" = 3f004f007700390052005a004800670055003f005d004a004b0073002700780077005a0043003200560043005f005200650064006900730074003e003d0024006b00600049004e005d00490038004300650038004d006b0062004900640046007700550000000000	msiexec.exe
Key created	\REGISTRY\MACHINE\Software\Classes\Installer\Win32Assemblies\Global	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Win32Assemblies\Global	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\3e43b73803c7c394f8a6b2f0402e19c2\VC_Redist	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\SourceList\Media\DiskPrompt = "[1]"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\SourceList\Media\6 = ";Microsoft Visual C++ 2005 Redistributable [Disk 1]"	msiexec.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\SourceList\Media	msiexec.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\SourceList\Net	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Win32Assemblies\Global\Microsoft.VC80.OpenMP,type="win32",version="8.0.50727.4053",publicKeyToken="1fc8b3b9a1e18e3b",processorArchitecture="x86" = 3f004f007700390052005a004800670055003f005d004a004b0073002700780077005a0043003200560043005f005200650064006900730074003e0035006f00300068002c0070004d0076004e003d00650038004d006b0062004900640046007700550000000000	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\Version = "134276921"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\AA5D9C68C00F12943B2F6CA09FE28244	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\SourceList\Media\5 = ";Microsoft Visual C++ 2005 Redistributable [Disk 1]"	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Win32Assemblies\Global\Microsoft.VC80.MFC,type="win32",version="8.0.50727.4053",publicKeyToken="1fc8b3b9a1e18e3b",processorArchitecture="x86" = 3f004f007700390052005a004800670055003f005d004a004b0073002700780077005a0043003200560043005f005200650064006900730074003e0021004d00210026005a005a006300300025006e00650038004d006b0062004900640046007700550000000000	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\Assignment = "1"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\SourceList\Media\1 = ";Microsoft Visual C++ 2005 Redistributable [Disk 1]"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\SourceList\Media\4 = ";Microsoft Visual C++ 2005 Redistributable [Disk 1]"	msiexec.exe
Key created	\REGISTRY\MACHINE\Software\Classes\Installer\Features\3e43b73803c7c394f8a6b2f0402e19c2	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Win32Assemblies\Global\Microsoft.VC80.CRT,type="win32",version="8.0.50727.4053",publicKeyToken="1fc8b3b9a1e18e3b",processorArchitecture="x86" = 3f004f007700390052005a004800670055003f005d004a004b0073002700780077005a0043003200560043005f005200650064006900730074003e005f006a0030002c0059005d007300210053006f00650038004d006b0062004900640046007700550000000000	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Win32Assemblies\Global\policy.8.0.Microsoft.VC80.OpenMP,type="win32-policy",version="8.0.50727.4053",publicKeyToken="1fc8b3b9a1e18e3b",processorArchitecture="x86" = 3f004f007700390052005a004800670055003f005d004a004b0073002700780077005a0043003200560043005f005200650064006900730074003e00370030002d0054002400210028002a0026004e00650038004d006b0062004900640046007700550000000000	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\SourceList\Media\3 = ";Microsoft Visual C++ 2005 Redistributable [Disk 1]"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\"	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Win32Assemblies\Global\policy.8.0.Microsoft.VC80.ATL,type="win32-policy",version="8.0.50727.4053",publicKeyToken="1fc8b3b9a1e18e3b",processorArchitecture="x86" = 3f004f007700390052005a004800670055003f005d004a004b0073002700780077005a0043003200560043005f005200650064006900730074003e0036006b007d00700048004c004800240053004400650038004d006b0062004900640046007700550000000000	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\SourceList\Media\9 = ";Microsoft Visual C++ 2005 Redistributable [Disk 1]"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\SourceList\Media\10 = ";Microsoft Visual C++ 2005 Redistributable [Disk 1]"	msiexec.exe
Key created	\REGISTRY\MACHINE\Software\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\SourceList	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\3e43b73803c7c394f8a6b2f0402e19c2	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\AdvertiseFlags = "388"	msiexec.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\AA5D9C68C00F12943B2F6CA09FE28244	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Win32Assemblies\Global\policy.8.0.Microsoft.VC80.MFCLOC,type="win32-policy",version="8.0.50727.4053",publicKeyToken="1fc8b3b9a1e18e3b",processorArchitecture="x86" = 3f004f007700390052005a004800670055003f005d004a004b0073002700780077005a0043003200560043005f005200650064006900730074003e006600720038005f006c0028006d0032004e004400650038004d006b0062004900640046007700550000000000	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\3e43b73803c7c394f8a6b2f0402e19c2\Servicing_Key	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\AA5D9C68C00F12943B2F6CA09FE28244\3e43b73803c7c394f8a6b2f0402e19c2	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Win32Assemblies\Global\Microsoft.VC80.ATL,type="win32",version="8.0.50727.4053",publicKeyToken="1fc8b3b9a1e18e3b",processorArchitecture="x86" = 3f004f007700390052005a004800670055003f005d004a004b0073002700780077005a0043003200560043005f005200650064006900730074003e00700052005e007000580049006000510075006f00650038004d006b0062004900640046007700550000000000	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\SourceList\PackageName = "vcredist.msi"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\"	msiexec.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\3e43b73803c7c394f8a6b2f0402e19c2	msiexec.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Win32Assemblies\Global\policy.8.0.Microsoft.VC80.CRT,type="win32-policy",version="8.0.50727.4053",publicKeyToken="1fc8b3b9a1e18e3b",processorArchitecture="x86" = 3f004f007700390052005a004800670055003f005d004a004b0073002700780077005a0043003200560043005f005200650064006900730074003e0061005a004f002c0048002a004b00320060004500650038004d006b0062004900640046007700550000000000	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\Language = "0"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\SourceList	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\Clients = 3a0000000000	msiexec.exe
Key created	\REGISTRY\MACHINE\Software\Classes\Installer\Products\3e43b73803c7c394f8a6b2f0402e19c2\SourceList\Media	msiexec.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2920	msiexec.exe
2920	msiexec.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3040	msiexec.exe
Token: SeIncreaseQuotaPrivilege	3040	msiexec.exe
Token: SeRestorePrivilege	2920	msiexec.exe
Token: SeTakeOwnershipPrivilege	2920	msiexec.exe
Token: SeSecurityPrivilege	2920	msiexec.exe
Token: SeCreateTokenPrivilege	3040	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	3040	msiexec.exe
Token: SeLockMemoryPrivilege	3040	msiexec.exe
Token: SeIncreaseQuotaPrivilege	3040	msiexec.exe
Token: SeMachineAccountPrivilege	3040	msiexec.exe
Token: SeTcbPrivilege	3040	msiexec.exe
Token: SeSecurityPrivilege	3040	msiexec.exe
Token: SeTakeOwnershipPrivilege	3040	msiexec.exe
Token: SeLoadDriverPrivilege	3040	msiexec.exe
Token: SeSystemProfilePrivilege	3040	msiexec.exe
Token: SeSystemtimePrivilege	3040	msiexec.exe
Token: SeProfSingleProcessPrivilege	3040	msiexec.exe
Token: SeIncBasePriorityPrivilege	3040	msiexec.exe
Token: SeCreatePagefilePrivilege	3040	msiexec.exe
Token: SeCreatePermanentPrivilege	3040	msiexec.exe
Token: SeBackupPrivilege	3040	msiexec.exe
Token: SeRestorePrivilege	3040	msiexec.exe
Token: SeShutdownPrivilege	3040	msiexec.exe
Token: SeDebugPrivilege	3040	msiexec.exe
Token: SeAuditPrivilege	3040	msiexec.exe
Token: SeSystemEnvironmentPrivilege	3040	msiexec.exe
Token: SeChangeNotifyPrivilege	3040	msiexec.exe
Token: SeRemoteShutdownPrivilege	3040	msiexec.exe
Token: SeUndockPrivilege	3040	msiexec.exe
Token: SeSyncAgentPrivilege	3040	msiexec.exe
Token: SeEnableDelegationPrivilege	3040	msiexec.exe
Token: SeManageVolumePrivilege	3040	msiexec.exe
Token: SeImpersonatePrivilege	3040	msiexec.exe
Token: SeCreateGlobalPrivilege	3040	msiexec.exe
Token: SeBackupPrivilege	2776	vssvc.exe
Token: SeRestorePrivilege	2776	vssvc.exe
Token: SeAuditPrivilege	2776	vssvc.exe
Token: SeBackupPrivilege	2920	msiexec.exe
Token: SeRestorePrivilege	2920	msiexec.exe
Token: SeRestorePrivilege	2256	DrvInst.exe
Token: SeRestorePrivilege	2256	DrvInst.exe
Token: SeRestorePrivilege	2256	DrvInst.exe
Token: SeRestorePrivilege	2256	DrvInst.exe
Token: SeRestorePrivilege	2256	DrvInst.exe
Token: SeRestorePrivilege	2256	DrvInst.exe
Token: SeRestorePrivilege	2256	DrvInst.exe
Token: SeLoadDriverPrivilege	2256	DrvInst.exe
Token: SeLoadDriverPrivilege	2256	DrvInst.exe
Token: SeLoadDriverPrivilege	2256	DrvInst.exe
Token: SeRestorePrivilege	2920	msiexec.exe
Token: SeTakeOwnershipPrivilege	2920	msiexec.exe
Token: SeRestorePrivilege	2920	msiexec.exe
Token: SeTakeOwnershipPrivilege	2920	msiexec.exe
Token: SeRestorePrivilege	2920	msiexec.exe
Token: SeTakeOwnershipPrivilege	2920	msiexec.exe
Token: SeRestorePrivilege	2920	msiexec.exe
Token: SeTakeOwnershipPrivilege	2920	msiexec.exe
Token: SeRestorePrivilege	2920	msiexec.exe
Token: SeTakeOwnershipPrivilege	2920	msiexec.exe
Token: SeRestorePrivilege	2920	msiexec.exe
Token: SeTakeOwnershipPrivilege	2920	msiexec.exe
Token: SeRestorePrivilege	2920	msiexec.exe
Token: SeTakeOwnershipPrivilege	2920	msiexec.exe
Token: SeRestorePrivilege	2920	msiexec.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3040	msiexec.exe
3040	msiexec.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2884 wrote to memory of 2164	2884	vcredist2005_x86.exe	29
PID 2884 wrote to memory of 2164	2884	vcredist2005_x86.exe	29
PID 2884 wrote to memory of 2164	2884	vcredist2005_x86.exe	29
PID 2884 wrote to memory of 2164	2884	vcredist2005_x86.exe	29
PID 2884 wrote to memory of 2164	2884	vcredist2005_x86.exe	29
PID 2884 wrote to memory of 2164	2884	vcredist2005_x86.exe	29
PID 2884 wrote to memory of 2164	2884	vcredist2005_x86.exe	29
PID 2164 wrote to memory of 3040	2164	VCREDI~3.EXE	30
PID 2164 wrote to memory of 3040	2164	VCREDI~3.EXE	30
PID 2164 wrote to memory of 3040	2164	VCREDI~3.EXE	30
PID 2164 wrote to memory of 3040	2164	VCREDI~3.EXE	30
PID 2164 wrote to memory of 3040	2164	VCREDI~3.EXE	30
PID 2164 wrote to memory of 3040	2164	VCREDI~3.EXE	30
PID 2164 wrote to memory of 3040	2164	VCREDI~3.EXE	30
PID 2920 wrote to memory of 1076	2920	msiexec.exe	35
PID 2920 wrote to memory of 1076	2920	msiexec.exe	35
PID 2920 wrote to memory of 1076	2920	msiexec.exe	35
PID 2920 wrote to memory of 1076	2920	msiexec.exe	35
PID 2920 wrote to memory of 1076	2920	msiexec.exe	35
PID 2920 wrote to memory of 1076	2920	msiexec.exe	35
PID 2920 wrote to memory of 1076	2920	msiexec.exe	35

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\vcredist2005_x86.exe
"C:\Users\Admin\AppData\Local\Temp\vcredist2005_x86.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2884
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\VCREDI~3.EXE
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\VCREDI~3.EXE
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2164
- - C:\Windows\SysWOW64\msiexec.exe
    msiexec /i vcredist.msi
    3⤵
    - Enumerates connected drives
    - Event Triggered Execution: Installer Packages
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of FindShellTrayWindow
    PID:3040

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Enumerates connected drives
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2920
- C:\Windows\syswow64\MsiExec.exe
  C:\Windows\syswow64\MsiExec.exe -Embedding 91D9F4CEC98989BBDC18851BA7810347
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:1076

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2776

C:\Windows\system32\DrvInst.exe
DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "0000000000000590" "0000000000000564"
1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:2256

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Event Triggered Execution

T1546

Installer Packages

T1546.016

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Event Triggered Execution

T1546

Installer Packages

T1546.016

Defense Evasion

Modify Registry

T1112

System Binary Proxy Execution

T1218

Msiexec

T1218.007

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

94308059B57B3142E455B38A6EB92015

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Size 342B
SHA256 f7b4a8d71b7352068f62202f614bdecf8e28c4829f40cf7d900e875c2d3cb7a6
MD5 6f790254a871b05372d683e505f42ca6
SHA1 3cbe5db60f1565f8bd37ecc7d43d0eff4cd4edfe
SHA512 073b6da5ccdaf18ca91474d2e573d4840e78d05268d57b0f6a7c068429b8ce1ec0c0cb010084adc8f19ceca82842ee16331ef106add94f45642970f8a30dcf99
MD5 SHA1 SHA512

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CabB8D4.tmp

Path C:\Users\Admin\AppData\Local\Temp\CabB8D4.tmp
Size 70KB
SHA256 b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
MD5 49aebf8cbd62d92ac215b2923fb1b9f5
SHA1 1723be06719828dda65ad804298d0431f6aff976
SHA512 bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
SSDEEP 1536:gc257bHnClJ3v5mnAQEBP+bfnW8Ctl8G1G4eu76NWDdB34w18R5cBWcJAm68+Q:gp2ld5jPqW8LgeulxB3fgcEfDQ
MD5 SHA1 SHA512 SSDEEP

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vcredis1.cab

Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vcredis1.cab
Size 247KB
SHA256 71a4560b0eb5e45c385ce3aef154d97fa944b762f9aff3b3b9364d42bd1d5afd
MD5 d5dd8a90812067e0ccb23a7299f82562
SHA1 5787391891cef8295666bce637d10e992d021d81
SHA512 d38d3bcb8a640538a3a1b4052727d8d291d8d17218ba1abcaab1dca615bd83d3317a4bed89e495fadfbe6d20791562e5a8032284ae1cfeadc0020337ea0fe673
SSDEEP 6144:xn2TLUYlnYLV/1fEg7VIttAIhwa1ruLj+W3CbqvGZI60:x23NlnYLV/1fEghWmbyKLj+hqvG2v
MD5 SHA1 SHA512 SSDEEP

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vcredist.msi

Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vcredist.msi
Size 2.6MB
SHA256 6d4f42d5856384c2566ed79bdc587993208013640b035b04540de9f05ee597d6
MD5 f194e681c552647c95441877b5552415
SHA1 285c6b1dbbc2d1525c9b1c276a4901b98d49b202
SHA512 8ed21ce7829a1cb6c2dd4eff2e3701171aeba5b7e4337eaf0ddff86ea3fda812198a2e3fb4f1873b129944bdc8ddb09ebbd78e5c2b9811900cb853ef2afdab8c
SSDEEP 49152:m+9GXWM4ktGUdqRviC6f1SGMVZHA0Q9Ur8xT/apCN:1otGUeqhQGoHRQ9UrWcCN
MD5 SHA1 SHA512 SSDEEP

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MSIBEEE.tmp

Path C:\Windows\Installer\MSIBEEE.tmp
Size 28KB
SHA256 f6e34a4550e499346f5ab1d245508f16bf765ff24c4988984b89e049ca55737f
MD5 85221b3bcba8dbe4b4a46581aa49f760
SHA1 746645c92594bfc739f77812d67cfd85f4b92474
SHA512 060e35c4de14a03a2cda313f968e372291866cc4acd59977d7a48ac3745494abc54df83fff63cf30be4e10ff69a3b3c8b6c38f43ebd2a8d23d6c86fbee7ba87d
SSDEEP 192:XOdG/6G4nnykxsdYZ+mrv2ySzLUHypLGgjuXFw5acHKBNtHjhuHWrkA9uBP1WWzT:P6GuZBrvkzAHyxxHKBdaA2dWWzm0ZH
MD5 SHA1 SHA512 SSDEEP

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VCREDI~3.EXE

Path \Users\Admin\AppData\Local\Temp\IXP000.TMP\VCREDI~3.EXE
Size 2.6MB
SHA256 e1df4fda1f4f6a5d9faa94cc53e77458a53c56a87df4f1062708095150c86dbf
MD5 c5c698758bd9da02cc2ef94dcf1b4637
SHA1 1d6773537b0baba779090c7fa29be43d2130c3dd
SHA512 c238860204de3933c7c41ba5f621f957d602286fa3a19a1bf4b6b272d8b417a20f5351ccf6ae5b46dde6ae938c7158e0f11d610e7a76a3530ba6825a96c9196b
SSDEEP 49152:NH7Z7sKQUEyvRYD2fC7cRnAKrZi/5DyjS15ioT/uee0AmPx5WLQK3HJ:NGKQU5uaJWWi/9as5i6/vjp583p
MD5 SHA1 SHA512 SSDEEP

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