ce7e5acaae8712d242ab93e798f4916f698b2e8176647134d1a21daf6d7fdf54

Analysis

max time kernel
94s
max time network
101s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05-08-2024 13:47

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General

Target

PC_ST/2. Install/Visual-C-Runtimes-All-in-One/vcredist2005_x86.exe
Size

2.6MB
MD5

ce2922f83fb4b170affce0ea448b107b
SHA1

b8fab0bb7f62a24ddfe77b19cd9a1451abd7b847
SHA256

4ee4da0fe62d5fa1b5e80c6e6d88a4a2f8b3b140c35da51053d0d7b72a381d29
SHA512

e94b077e054bd8992374d359f3adc4d1d78d42118d878556715d77182f7d03635850b2b2f06c012ccb7c410e2b3c124cf6508473efe150d3c51a51857ce1c6b0
SSDEEP

49152:rqGRIgg2SirwkF9xdtb43lyGKCafpKkiwnaDahmPzpY4FPyaza:rxxLFfY/KCCpKk9aWMzZyau

Score

7^/10

discovery persistence privilege_escalation

Malware Config

Signatures

Loads dropped DLL 1 IoCs

Processes:

MsiExec.exe

pid process

4612 MsiExec.exe

pid	process
4612	MsiExec.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

vcredist2005_x86.exe

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

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

Processes:

msiexec.exemsiexec.exe

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

Drops file in Program Files directory 1 IoCs

Processes:

msiexec.exe

description ioc process

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

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

Drops file in Windows directory 57 IoCs

Processes:

msiexec.exe

description	ioc	process
File created	C:\Windows\WinSxS\InstallTemp\20240805135112334.0\x86_Microsoft.VC80.MFCLOC_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_6a5bb789.cat	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112334.0\mfc80CHS.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112412.0\x86_Microsoft.VC80.OpenMP_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_452bf920.cat	msiexec.exe
File created	C:\Windows\Installer\SourceHash{710f4c1c-cc18-4c49-8cbf-51240c89a1a2}	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240805135112225.0	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112225.0\mfcm80.dll	msiexec.exe
File created	C:\Windows\Installer\e580389.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112225.0\mfc80u.dll	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240805135112412.0	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112459.2\8.0.50727.6195.cat	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240805135112146.0	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240805135112334.0	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240805135112490.0	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112178.0\x86_Microsoft.VC80.CRT_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_44262b86.manifest	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112412.0\x86_Microsoft.VC80.OpenMP_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_452bf920.manifest	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112490.0\8.0.50727.6195.policy	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112334.0\mfc80FRA.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112459.0\8.0.50727.6195.policy	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112475.0\8.0.50727.6195.policy	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112475.0\8.0.50727.6195.cat	msiexec.exe
File opened for modification	C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112334.0\mfc80CHT.dll	msiexec.exe
File created	C:\Windows\Installer\inprogressinstallinfo.ipi	msiexec.exe
File opened for modification	C:\Windows\Installer\e580385.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\MSIB85.tmp	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112146.0\x86_Microsoft.VC80.ATL_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_a4c618fa.manifest	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112146.0\x86_Microsoft.VC80.ATL_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_a4c618fa.cat	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112225.0\x86_Microsoft.VC80.MFC_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_150c9e8b.manifest	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112334.0\mfc80DEU.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112334.0\mfc80ITA.dll	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240805135112178.0	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240805135112459.2	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240805135112475.0	msiexec.exe
File created	C:\Windows\Installer\e580385.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI6E1.tmp	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112178.0\msvcp80.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112225.0\mfcm80u.dll	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240805135112459.0	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240805135112459.1	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112146.0\ATL80.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112459.0\8.0.50727.6195.cat	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112225.0\mfc80.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112334.0\mfc80JPN.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112490.0\8.0.50727.6195.cat	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112225.0\x86_Microsoft.VC80.MFC_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_150c9e8b.cat	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112334.0\x86_Microsoft.VC80.MFCLOC_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_6a5bb789.manifest	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112334.0\mfc80ENU.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112178.0\msvcr80.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112178.0\msvcm80.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112334.0\mfc80KOR.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112459.1\8.0.50727.6195.policy	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112459.2\8.0.50727.6195.policy	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112178.0\x86_Microsoft.VC80.CRT_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_44262b86.cat	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112334.0\mfc80ESP.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112412.0\vcomp.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240805135112459.1\8.0.50727.6195.cat	msiexec.exe

Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
persistence privilege_escalation

Installer Packages
T1546.016

Msiexec
T1218.007

Processes:

msiexec.exe

pid process

4672 msiexec.exe

pid	process
4672	msiexec.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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

Processes:

vcredist2005_x86.exemsiexec.exeMsiExec.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vcredist2005_x86.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MsiExec.exe

Checks SCSI registry key(s) 3 TTPs 5 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

vssvc.exe

description	ioc	process
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr\PartitionTableCache = 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	vssvc.exe
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr\SnapshotDataCache = 534e41505041525401000000700000008ec7416a0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	vssvc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters	vssvc.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters	vssvc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr	vssvc.exe

Modifies data under HKEY_USERS 3 IoCs

Processes:

msiexec.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27	msiexec.exe
Key deleted	\REGISTRY\USER\.DEFAULT\SOFTWARE\CLASSES\LOCAL SETTINGS\MUICACHE\26\52C64B7E	msiexec.exe
Key deleted	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26	msiexec.exe

Modifies registry class 56 IoCs

Processes:

msiexec.exe

description	ioc	process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Win32Assemblies\Global\Microsoft.VC80.OpenMP,type="win32",version="8.0.50727.6195",publicKeyToken="1fc8b3b9a1e18e3b",processorArchitecture="x86" = 67006700610044004c004d004e002c00540040003f004400350062002e0057004b0075003d005d00560043005f005200650064006900730074003e0035006f00300068002c0070004d0076004e003d00650038004d006b0062004900640046007700550000000000	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\SourceList\Media\8 = ";Microsoft Visual C++ 2005 Redistributable [Disk 1]"	msiexec.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\c1c4f01781cc94c4c8fb1542c0981a2a	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Win32Assemblies\Global\Microsoft.VC80.MFC,type="win32",version="8.0.50727.6195",publicKeyToken="1fc8b3b9a1e18e3b",processorArchitecture="x86" = 67006700610044004c004d004e002c00540040003f004400350062002e0057004b0075003d005d00560043005f005200650064006900730074003e0021004d00210026005a005a006300300025006e00650038004d006b0062004900640046007700550000000000	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\AdvertiseFlags = "388"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\AA5D9C68C00F12943B2F6CA09FE28244	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\SourceList\PackageName = "vcredist.msi"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\SourceList\Media	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Win32Assemblies\Global\policy.8.0.Microsoft.VC80.MFC,type="win32-policy",version="8.0.50727.6195",publicKeyToken="1fc8b3b9a1e18e3b",processorArchitecture="x86" = 67006700610044004c004d004e002c00540040003f004400350062002e0057004b0075003d005d00560043005f005200650064006900730074003e003d0024006b00600049004e005d00490038004300650038004d006b0062004900640046007700550000000000	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\PackageCode = "84067013B7B56744BA0F51892982BC09"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\c1c4f01781cc94c4c8fb1542c0981a2a	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\SourceList\Media\5 = ";Microsoft Visual C++ 2005 Redistributable [Disk 1]"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\AuthorizedLUAApp = "0"	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Win32Assemblies\Global\policy.8.0.Microsoft.VC80.CRT,type="win32-policy",version="8.0.50727.6195",publicKeyToken="1fc8b3b9a1e18e3b",processorArchitecture="x86" = 67006700610044004c004d004e002c00540040003f004400350062002e0057004b0075003d005d00560043005f005200650064006900730074003e0061005a004f002c0048002a004b00320060004500650038004d006b0062004900640046007700550000000000	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\SourceList\Media\3 = ";Microsoft Visual C++ 2005 Redistributable [Disk 1]"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\SourceList\Media\11 = ";Microsoft Visual C++ 2005 Redistributable [Disk 1]"	msiexec.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a	msiexec.exe
Key created	\REGISTRY\MACHINE\Software\Classes\Installer\Features\c1c4f01781cc94c4c8fb1542c0981a2a	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Win32Assemblies\Global\policy.8.0.Microsoft.VC80.ATL,type="win32-policy",version="8.0.50727.6195",publicKeyToken="1fc8b3b9a1e18e3b",processorArchitecture="x86" = 67006700610044004c004d004e002c00540040003f004400350062002e0057004b0075003d005d00560043005f005200650064006900730074003e0036006b007d00700048004c004800240053004400650038004d006b0062004900640046007700550000000000	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\Version = "134278729"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\SourceList	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\SourceList\Media\6 = ";Microsoft Visual C++ 2005 Redistributable [Disk 1]"	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Win32Assemblies\Global\policy.8.0.Microsoft.VC80.OpenMP,type="win32-policy",version="8.0.50727.6195",publicKeyToken="1fc8b3b9a1e18e3b",processorArchitecture="x86" = 67006700610044004c004d004e002c00540040003f004400350062002e0057004b0075003d005d00560043005f005200650064006900730074003e00370030002d0054002400210028002a0026004e00650038004d006b0062004900640046007700550000000000	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\InstanceType = "0"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\SourceList\Media\9 = ";Microsoft Visual C++ 2005 Redistributable [Disk 1]"	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\Clients = 3a0000000000	msiexec.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\SourceList\Media	msiexec.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\AA5D9C68C00F12943B2F6CA09FE28244	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\c1c4f01781cc94c4c8fb1542c0981a2a\VC_Redist	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\SourceList\Media\1 = ";Microsoft Visual C++ 2005 Redistributable [Disk 1]"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\Assignment = "1"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\SourceList\Media\DiskPrompt = "[1]"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\SourceList\Media\10 = ";Microsoft Visual C++ 2005 Redistributable [Disk 1]"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Win32Assemblies\Global	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\SourceList\Net	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\Language = "0"	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Win32Assemblies\Global\policy.8.0.Microsoft.VC80.MFCLOC,type="win32-policy",version="8.0.50727.6195",publicKeyToken="1fc8b3b9a1e18e3b",processorArchitecture="x86" = 67006700610044004c004d004e002c00540040003f004400350062002e0057004b0075003d005d00560043005f005200650064006900730074003e006600720038005f006c0028006d0032004e004400650038004d006b0062004900640046007700550000000000	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\"	msiexec.exe
Key created	\REGISTRY\MACHINE\Software\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\SourceList	msiexec.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\SourceList\Net	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\AA5D9C68C00F12943B2F6CA09FE28244\c1c4f01781cc94c4c8fb1542c0981a2a	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Win32Assemblies\Global\Microsoft.VC80.MFCLOC,type="win32",version="8.0.50727.6195",publicKeyToken="1fc8b3b9a1e18e3b",processorArchitecture="x86" = 67006700610044004c004d004e002c00540040003f004400350062002e0057004b0075003d005d00560043005f005200650064006900730074003e006900450024005b004d00310025002e0064002700650038004d006b0062004900640046007700550000000000	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\DeploymentFlags = "3"	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Win32Assemblies\Global\Microsoft.VC80.CRT,type="win32",version="8.0.50727.6195",publicKeyToken="1fc8b3b9a1e18e3b",processorArchitecture="x86" = 67006700610044004c004d004e002c00540040003f004400350062002e0057004b0075003d005d00560043005f005200650064006900730074003e005f006a0030002c0059005d007300210053006f00650038004d006b0062004900640046007700550000000000	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\c1c4f01781cc94c4c8fb1542c0981a2a\Servicing_Key	msiexec.exe
Key created	\REGISTRY\MACHINE\Software\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a	msiexec.exe
Key created	\REGISTRY\MACHINE\Software\Classes\Installer\Win32Assemblies\Global	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Win32Assemblies\Global\Microsoft.VC80.ATL,type="win32",version="8.0.50727.6195",publicKeyToken="1fc8b3b9a1e18e3b",processorArchitecture="x86" = 67006700610044004c004d004e002c00540040003f004400350062002e0057004b0075003d005d00560043005f005200650064006900730074003e00700052005e007000580049006000510075006f00650038004d006b0062004900640046007700550000000000	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\SourceList\Media\2 = ";Microsoft Visual C++ 2005 Redistributable [Disk 1]"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\SourceList\Media\4 = ";Microsoft Visual C++ 2005 Redistributable [Disk 1]"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\SourceList\Media\7 = ";Microsoft Visual C++ 2005 Redistributable [Disk 1]"	msiexec.exe
Key created	\REGISTRY\MACHINE\Software\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\SourceList\Media	msiexec.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\SourceList	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\c1c4f01781cc94c4c8fb1542c0981a2a\ProductName = "Microsoft Visual C++ 2005 Redistributable"	msiexec.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

msiexec.exe

pid process

4160 msiexec.exe
4160 msiexec.exe

pid	process
4160	msiexec.exe
4160	msiexec.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

msiexec.exemsiexec.exevssvc.exe

description	pid	process
Token: SeShutdownPrivilege	4672	msiexec.exe
Token: SeIncreaseQuotaPrivilege	4672	msiexec.exe
Token: SeSecurityPrivilege	4160	msiexec.exe
Token: SeCreateTokenPrivilege	4672	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	4672	msiexec.exe
Token: SeLockMemoryPrivilege	4672	msiexec.exe
Token: SeIncreaseQuotaPrivilege	4672	msiexec.exe
Token: SeMachineAccountPrivilege	4672	msiexec.exe
Token: SeTcbPrivilege	4672	msiexec.exe
Token: SeSecurityPrivilege	4672	msiexec.exe
Token: SeTakeOwnershipPrivilege	4672	msiexec.exe
Token: SeLoadDriverPrivilege	4672	msiexec.exe
Token: SeSystemProfilePrivilege	4672	msiexec.exe
Token: SeSystemtimePrivilege	4672	msiexec.exe
Token: SeProfSingleProcessPrivilege	4672	msiexec.exe
Token: SeIncBasePriorityPrivilege	4672	msiexec.exe
Token: SeCreatePagefilePrivilege	4672	msiexec.exe
Token: SeCreatePermanentPrivilege	4672	msiexec.exe
Token: SeBackupPrivilege	4672	msiexec.exe
Token: SeRestorePrivilege	4672	msiexec.exe
Token: SeShutdownPrivilege	4672	msiexec.exe
Token: SeDebugPrivilege	4672	msiexec.exe
Token: SeAuditPrivilege	4672	msiexec.exe
Token: SeSystemEnvironmentPrivilege	4672	msiexec.exe
Token: SeChangeNotifyPrivilege	4672	msiexec.exe
Token: SeRemoteShutdownPrivilege	4672	msiexec.exe
Token: SeUndockPrivilege	4672	msiexec.exe
Token: SeSyncAgentPrivilege	4672	msiexec.exe
Token: SeEnableDelegationPrivilege	4672	msiexec.exe
Token: SeManageVolumePrivilege	4672	msiexec.exe
Token: SeImpersonatePrivilege	4672	msiexec.exe
Token: SeCreateGlobalPrivilege	4672	msiexec.exe
Token: SeBackupPrivilege	2240	vssvc.exe
Token: SeRestorePrivilege	2240	vssvc.exe
Token: SeAuditPrivilege	2240	vssvc.exe
Token: SeBackupPrivilege	4160	msiexec.exe
Token: SeRestorePrivilege	4160	msiexec.exe
Token: SeRestorePrivilege	4160	msiexec.exe
Token: SeTakeOwnershipPrivilege	4160	msiexec.exe
Token: SeRestorePrivilege	4160	msiexec.exe
Token: SeTakeOwnershipPrivilege	4160	msiexec.exe
Token: SeRestorePrivilege	4160	msiexec.exe
Token: SeTakeOwnershipPrivilege	4160	msiexec.exe
Token: SeRestorePrivilege	4160	msiexec.exe
Token: SeTakeOwnershipPrivilege	4160	msiexec.exe
Token: SeRestorePrivilege	4160	msiexec.exe
Token: SeTakeOwnershipPrivilege	4160	msiexec.exe
Token: SeRestorePrivilege	4160	msiexec.exe
Token: SeTakeOwnershipPrivilege	4160	msiexec.exe
Token: SeRestorePrivilege	4160	msiexec.exe
Token: SeTakeOwnershipPrivilege	4160	msiexec.exe
Token: SeRestorePrivilege	4160	msiexec.exe
Token: SeTakeOwnershipPrivilege	4160	msiexec.exe
Token: SeRestorePrivilege	4160	msiexec.exe
Token: SeTakeOwnershipPrivilege	4160	msiexec.exe
Token: SeRestorePrivilege	4160	msiexec.exe
Token: SeTakeOwnershipPrivilege	4160	msiexec.exe
Token: SeRestorePrivilege	4160	msiexec.exe
Token: SeTakeOwnershipPrivilege	4160	msiexec.exe
Token: SeRestorePrivilege	4160	msiexec.exe
Token: SeTakeOwnershipPrivilege	4160	msiexec.exe
Token: SeRestorePrivilege	4160	msiexec.exe
Token: SeTakeOwnershipPrivilege	4160	msiexec.exe
Token: SeRestorePrivilege	4160	msiexec.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

msiexec.exe

pid process

4672 msiexec.exe
4672 msiexec.exe

pid	process
4672	msiexec.exe
4672	msiexec.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

vcredist2005_x86.exemsiexec.exe

description	pid	process	target process
PID 3500 wrote to memory of 4672	3500	vcredist2005_x86.exe	msiexec.exe
PID 3500 wrote to memory of 4672	3500	vcredist2005_x86.exe	msiexec.exe
PID 3500 wrote to memory of 4672	3500	vcredist2005_x86.exe	msiexec.exe
PID 4160 wrote to memory of 540	4160	msiexec.exe	srtasks.exe
PID 4160 wrote to memory of 540	4160	msiexec.exe	srtasks.exe
PID 4160 wrote to memory of 4612	4160	msiexec.exe	MsiExec.exe
PID 4160 wrote to memory of 4612	4160	msiexec.exe	MsiExec.exe
PID 4160 wrote to memory of 4612	4160	msiexec.exe	MsiExec.exe

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\PC_ST\2. Install\Visual-C-Runtimes-All-in-One\vcredist2005_x86.exe
"C:\Users\Admin\AppData\Local\Temp\PC_ST\2. Install\Visual-C-Runtimes-All-in-One\vcredist2005_x86.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3500

C:\Windows\SysWOW64\msiexec.exe
msiexec /i vcredist.msi
2⤵
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:4672

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:4160

C:\Windows\system32\srtasks.exe
C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
2⤵
PID:540

C:\Windows\syswow64\MsiExec.exe
C:\Windows\syswow64\MsiExec.exe -Embedding BAF80A025081A24E0E4FC9EE53DEAC7F
2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:4612

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:2240

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

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vcredis1.cab

Filesize
247KB

MD5
cc064d4b81619991de8131a86ad77681

SHA1
88d80d86cc20c27d7d2a872af719300bd2bb73f9

SHA256
913ee5a1cae3e5a1872b3a5efaaa00c58e4beb692492b138f76967da671b0477

SHA512
5aff0eb26cfc187bf58721b2b6d73357d9f1e66d1ac5340ad9ddc08b40ad0eda27a144cb3b650604637a7476c282ded83ed890de98a73ccaf0cc021da3a9eb25

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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vcredist.msi

Filesize
2.6MB

MD5
b20bbeb818222b657df49a9cfe4fed79

SHA1
3f6508e880b86502773a3275bc9527f046d45502

SHA256
91bdd063f6c53126737791c9eccf0b2f4cf44927831527245bc89a0be06c0cb4

SHA512
f534bc7bf1597e728940e6c3b77f864adfaa413bb1e080458326b692b0f96bddf4fbd294eeed36d7764a3578e6c8e919488bbf63b8fe2d4355ab3efd685424a4

Download Submit
C:\Windows\Installer\MSI6E1.tmp

Filesize
28KB

MD5
85221b3bcba8dbe4b4a46581aa49f760

SHA1
746645c92594bfc739f77812d67cfd85f4b92474

SHA256
f6e34a4550e499346f5ab1d245508f16bf765ff24c4988984b89e049ca55737f

SHA512
060e35c4de14a03a2cda313f968e372291866cc4acd59977d7a48ac3745494abc54df83fff63cf30be4e10ff69a3b3c8b6c38f43ebd2a8d23d6c86fbee7ba87d

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\??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2

Filesize
23.7MB

MD5
02c28ae9d185d47c173d9b0988475ad2

SHA1
2d7a34fc56cb7f38467a1c006bb2b435c7e94c5c

SHA256
a3133c8a05f10f730503c43d1774d628444666d1fa6ec8b0b58fc15f819e3731

SHA512
b134f178824f47c98cb8bb0dabbd5e4fcb6a0d9cb62bd7748dc1fa156438eac2ca734b37a0ab4f69d4e6b20c7f5967283dfe6366bfa6716eebbb0ec1844d78d7

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\??\Volume{fa35ad82-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{ac690ec9-0b2e-48be-9ae6-17c647ead1ec}_OnDiskSnapshotProp

Filesize
6KB

MD5
c402620d5f1e1ae16e1c46d31fead188

SHA1
81a14e083d4889e1a298f0d528279dac5eb8cc53

SHA256
b7069823ee65aac0a3f9cddb5cc0939f5af7bf523ae6d08eaf92760c5907b2bd

SHA512
36b7901919f40f7cdc2f7c9bf5bcc878bd759096380e660b84fe35bbe30a5acc186562560850b9fda5fb6a6ab6067956ac4c5a025b5cf1c6b17334008efb3273

Download Submit