d350237255f893af5d97ecdfc19a4f6871e5648c1c81e3ca0fe460a9aa61d3da

Resubmissions

08-07-2024 19:52

240708-ylvblawclj 7

08-07-2024 19:44

240708-yf3e1swajl 7

08-07-2024 19:38

240708-ycgddavgmn 7

Analysis

max time kernel
1565s
max time network
1571s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
08-07-2024 19:38

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General

Target

vcredist2005_x64.exe
Size

3.0MB
MD5

56eaf4e1237c974f6984edc93972c123
SHA1

ee916012783024dac67fc606457377932c826f05
SHA256

0551a61c85b718e1fa015b0c3e3f4c4eea0637055536c00e7969286b4fa663e0
SHA512

f8e15363e34db5b5445c41eea4dd80b2f682642cb8f1046f30ea4fb5f4f51b0b604f7bcb3000a35a7d3ba1d1bcc07df9b25e4533170c65640b2d137c19916736
SSDEEP

49152:+r67+stI6RWGTAdyvlADUrpTmcOgohwJpEM5grO3oc1OXZViFeRyDErkLUMHzkRN:AM9l8pUr9m30L5grOQXZKAsErkbQRN

Score

7^/10

persistence privilege_escalation

Malware Config

Signatures

Loads dropped DLL 1 IoCs

Processes:

MsiExec.exe

pid process

1928 MsiExec.exe

pid	process
1928	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_x64.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_x64.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)	\??\R:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\P:	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)	\??\L:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\U:	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\amd64\msdia80.dll msiexec.exe

description	ioc	process
File created	C:\Program Files (x86)\Common Files\Microsoft Shared\VC\amd64\msdia80.dll	msiexec.exe

Drops file in Windows directory 59 IoCs

Processes:

msiexec.exeDrvInst.exe

description	ioc	process
File created	C:\Windows\WinSxS\InstallTemp\20240708194019615.0\vcomp.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019709.0\8.0.50727.6195.cat	msiexec.exe
File opened for modification	C:\Windows\Installer\	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019491.0\mfc80ESP.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019491.0\mfc80DEU.dll	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240708194019491.0	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019147.0\amd64_Microsoft.VC80.ATL_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_d6cffeda.manifest	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019241.0\amd64_Microsoft.VC80.CRT_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_76301166.manifest	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019241.0\msvcr80.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019381.0\mfcm80.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019381.0\mfc80u.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019647.0\8.0.50727.6195.policy	msiexec.exe
File opened for modification	C:\Windows\Installer\f7703a9.msi	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019491.0\mfc80ENU.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019491.0\mfc80JPN.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019662.0\8.0.50727.6195.policy	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019693.0\8.0.50727.6195.policy	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019381.0\amd64_Microsoft.VC80.MFC_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_4716846b.manifest	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019615.0\amd64_Microsoft.VC80.OpenMP_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_7735df00.manifest	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019647.0\8.0.50727.6195.cat	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240708194019147.0	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240708194019662.0	msiexec.exe
File opened for modification	C:\Windows\INF\setupapi.ev1	DrvInst.exe
File opened for modification	C:\Windows\Installer\MSI772.tmp	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019381.0\amd64_Microsoft.VC80.MFC_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_4716846b.cat	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019381.0\mfc80.dll	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240708194019615.0	msiexec.exe
File opened for modification	C:\Windows\Installer\f7703ac.ipi	msiexec.exe
File created	C:\Windows\Installer\f7703a9.msi	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240708194019241.0	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019491.0\amd64_Microsoft.VC80.MFCLOC_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_9c659d69.cat	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019678.0\8.0.50727.6195.policy	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019693.0\8.0.50727.6195.cat	msiexec.exe
File created	C:\Windows\Installer\f7703ac.ipi	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019709.0\8.0.50727.6195.policy	msiexec.exe
File created	C:\Windows\Installer\f7703ae.msi	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240708194019647.0	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019615.0\amd64_Microsoft.VC80.OpenMP_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_7735df00.cat	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019491.0\mfc80FRA.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019491.0\mfc80CHT.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019662.0\8.0.50727.6195.cat	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240708194019678.0	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240708194019709.0	msiexec.exe
File opened for modification	C:\Windows\INF\setupapi.ev3	DrvInst.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240708194019381.0	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019491.0\amd64_Microsoft.VC80.MFCLOC_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_9c659d69.manifest	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019491.0\mfc80KOR.dll	msiexec.exe
File opened for modification	C:\Windows\INF\setupapi.dev.log	DrvInst.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019678.0\8.0.50727.6195.cat	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019241.0\msvcp80.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019241.0\amd64_Microsoft.VC80.CRT_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_76301166.cat	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019241.0\msvcm80.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019491.0\mfc80ITA.dll	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240708194019693.0	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019147.0\ATL80.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019147.0\amd64_Microsoft.VC80.ATL_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_d6cffeda.cat	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019381.0\mfcm80u.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240708194019491.0\mfc80CHS.dll	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI1680.tmp	msiexec.exe

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

Installer Packages
T1546.016

Processes:

msiexec.exe

pid process

2900 msiexec.exe

pid	process
2900	msiexec.exe

Modifies data under HKEY_USERS 46 IoCs

Processes:

DrvInst.exemsiexec.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CRLs	DrvInst.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\My	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CRLs	DrvInst.exe
Key deleted	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E	msiexec.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2E	msiexec.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CTLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\Certificates	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CTLs	DrvInst.exe
Key deleted	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D	msiexec.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\Root	DrvInst.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust	DrvInst.exe

Modifies registry class 56 IoCs

Processes:

msiexec.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\ProductName = "Microsoft Visual C++ 2005 Redistributable (x64)"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\92091D8AC5E822E408118470F0E997E6\1af2a8da7e60d0b429d7e6453b3d0182	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\SourceList\Media	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\Clients = 3a0000000000	msiexec.exe
Key created	\REGISTRY\MACHINE\Software\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\SourceList\Media	msiexec.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\SourceList\Media	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="amd64" = 2c006c0076006a0060006f002c0042002d00400050002e0059002e00430039007300560073003000560043005f005200650064006900730074003e005a00310021003d00520046007900460072005700650038004d006b0062004900640046007700550000000000	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\1af2a8da7e60d0b429d7e6453b3d0182\Servicing_Key	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\92091D8AC5E822E408118470F0E997E6	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\SourceList\Media\5 = ";Microsoft Visual C++ 2005 Redistributable (x64) [Disk 1]"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\SourceList\Media\9 = ";Microsoft Visual C++ 2005 Redistributable (x64) [Disk 1]"	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="amd64" = 2c006c0076006a0060006f002c0042002d00400050002e0059002e00430039007300560073003000560043005f005200650064006900730074003e007b004c0046003d0042004900620074004f002800650038004d006b0062004900640046007700550000000000	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="amd64" = 2c006c0076006a0060006f002c0042002d00400050002e0059002e00430039007300560073003000560043005f005200650064006900730074003e00240062003000290043004b0076003d0035002700650038004d006b0062004900640046007700550000000000	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\AuthorizedLUAApp = "0"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\SourceList\Media\7 = ";Microsoft Visual C++ 2005 Redistributable (x64) [Disk 1]"	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="amd64" = 2c006c0076006a0060006f002c0042002d00400050002e0059002e00430039007300560073003000560043005f005200650064006900730074003e0049004c005400540052005900320074004f005700650038004d006b0062004900640046007700550000000000	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="amd64" = 2c006c0076006a0060006f002c0042002d00400050002e0059002e00430039007300560073003000560043005f005200650064006900730074003e0069002a0048004e00530057007d0024007e005500650038004d006b0062004900640046007700550000000000	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\SourceList\PackageName = "vcredist.msi"	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="amd64" = 2c006c0076006a0060006f002c0042002d00400050002e0059002e00430039007300560073003000560043005f005200650064006900730074003e004b0039007000540041002700650026005d002900650038004d006b0062004900640046007700550000000000	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\SourceList\Media\1 = ";Microsoft Visual C++ 2005 Redistributable (x64) [Disk 1]"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\SourceList\Media\10 = ";Microsoft Visual C++ 2005 Redistributable (x64) [Disk 1]"	msiexec.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\92091D8AC5E822E408118470F0E997E6	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Win32Assemblies\Global	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\Language = "0"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\SourceList\Media\6 = ";Microsoft Visual C++ 2005 Redistributable (x64) [Disk 1]"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\SourceList\Media\8 = ";Microsoft Visual C++ 2005 Redistributable (x64) [Disk 1]"	msiexec.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\SourceList	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\DeploymentFlags = "3"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\SourceList\Media\DiskPrompt = "[1]"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\SourceList\Media\2 = ";Microsoft Visual C++ 2005 Redistributable (x64) [Disk 1]"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\Version = "134278728"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\SourceList\Net	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="amd64" = 2c006c0076006a0060006f002c0042002d00400050002e0059002e00430039007300560073003000560043005f005200650064006900730074003e007e0078002d00360076007a0045007a007e003200650038004d006b0062004900640046007700550000000000	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\1af2a8da7e60d0b429d7e6453b3d0182	msiexec.exe
Key created	\REGISTRY\MACHINE\Software\Classes\Installer\Features\1af2a8da7e60d0b429d7e6453b3d0182	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="amd64" = 2c006c0076006a0060006f002c0042002d00400050002e0059002e00430039007300560073003000560043005f005200650064006900730074003e00500054005d002700660025002b0027004b002800650038004d006b0062004900640046007700550000000000	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\SourceList\Media\3 = ";Microsoft Visual C++ 2005 Redistributable (x64) [Disk 1]"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\SourceList\Media\4 = ";Microsoft Visual C++ 2005 Redistributable (x64) [Disk 1]"	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="amd64" = 2c006c0076006a0060006f002c0042002d00400050002e0059002e00430039007300560073003000560043005f005200650064006900730074003e00530021004900240047002e004f005f0078006800650038004d006b0062004900640046007700550000000000	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\1af2a8da7e60d0b429d7e6453b3d0182\VC_Redist	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\PackageCode = "C558A51006735C645AEE5A0FC6A310C9"	msiexec.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\1af2a8da7e60d0b429d7e6453b3d0182	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\InstanceType = "0"	msiexec.exe
Key created	\REGISTRY\MACHINE\Software\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\SourceList	msiexec.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\Assignment = "1"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\SourceList\Media\11 = ";Microsoft Visual C++ 2005 Redistributable (x64) [Disk 1]"	msiexec.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\SourceList\Net	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\SourceList	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\"	msiexec.exe
Key created	\REGISTRY\MACHINE\Software\Classes\Installer\Win32Assemblies\Global	msiexec.exe
Key created	\REGISTRY\MACHINE\Software\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Win32Assemblies\Global\Microsoft.VC80.OpenMP,type="win32",version="8.0.50727.6195",publicKeyToken="1fc8b3b9a1e18e3b",processorArchitecture="amd64" = 2c006c0076006a0060006f002c0042002d00400050002e0059002e00430039007300560073003000560043005f005200650064006900730074003e007a0050005400310026006e0073004b0064007a00650038004d006b0062004900640046007700550000000000	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\1af2a8da7e60d0b429d7e6453b3d0182\AdvertiseFlags = "388"	msiexec.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

msiexec.exe

pid process

2148 msiexec.exe
2148 msiexec.exe

pid	process
2148	msiexec.exe
2148	msiexec.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

msiexec.exemsiexec.exevssvc.exeDrvInst.exe

description	pid	process
Token: SeShutdownPrivilege	2900	msiexec.exe
Token: SeIncreaseQuotaPrivilege	2900	msiexec.exe
Token: SeRestorePrivilege	2148	msiexec.exe
Token: SeTakeOwnershipPrivilege	2148	msiexec.exe
Token: SeSecurityPrivilege	2148	msiexec.exe
Token: SeCreateTokenPrivilege	2900	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	2900	msiexec.exe
Token: SeLockMemoryPrivilege	2900	msiexec.exe
Token: SeIncreaseQuotaPrivilege	2900	msiexec.exe
Token: SeMachineAccountPrivilege	2900	msiexec.exe
Token: SeTcbPrivilege	2900	msiexec.exe
Token: SeSecurityPrivilege	2900	msiexec.exe
Token: SeTakeOwnershipPrivilege	2900	msiexec.exe
Token: SeLoadDriverPrivilege	2900	msiexec.exe
Token: SeSystemProfilePrivilege	2900	msiexec.exe
Token: SeSystemtimePrivilege	2900	msiexec.exe
Token: SeProfSingleProcessPrivilege	2900	msiexec.exe
Token: SeIncBasePriorityPrivilege	2900	msiexec.exe
Token: SeCreatePagefilePrivilege	2900	msiexec.exe
Token: SeCreatePermanentPrivilege	2900	msiexec.exe
Token: SeBackupPrivilege	2900	msiexec.exe
Token: SeRestorePrivilege	2900	msiexec.exe
Token: SeShutdownPrivilege	2900	msiexec.exe
Token: SeDebugPrivilege	2900	msiexec.exe
Token: SeAuditPrivilege	2900	msiexec.exe
Token: SeSystemEnvironmentPrivilege	2900	msiexec.exe
Token: SeChangeNotifyPrivilege	2900	msiexec.exe
Token: SeRemoteShutdownPrivilege	2900	msiexec.exe
Token: SeUndockPrivilege	2900	msiexec.exe
Token: SeSyncAgentPrivilege	2900	msiexec.exe
Token: SeEnableDelegationPrivilege	2900	msiexec.exe
Token: SeManageVolumePrivilege	2900	msiexec.exe
Token: SeImpersonatePrivilege	2900	msiexec.exe
Token: SeCreateGlobalPrivilege	2900	msiexec.exe
Token: SeBackupPrivilege	3028	vssvc.exe
Token: SeRestorePrivilege	3028	vssvc.exe
Token: SeAuditPrivilege	3028	vssvc.exe
Token: SeBackupPrivilege	2148	msiexec.exe
Token: SeRestorePrivilege	2148	msiexec.exe
Token: SeRestorePrivilege	2552	DrvInst.exe
Token: SeRestorePrivilege	2552	DrvInst.exe
Token: SeRestorePrivilege	2552	DrvInst.exe
Token: SeRestorePrivilege	2552	DrvInst.exe
Token: SeRestorePrivilege	2552	DrvInst.exe
Token: SeRestorePrivilege	2552	DrvInst.exe
Token: SeRestorePrivilege	2552	DrvInst.exe
Token: SeLoadDriverPrivilege	2552	DrvInst.exe
Token: SeLoadDriverPrivilege	2552	DrvInst.exe
Token: SeLoadDriverPrivilege	2552	DrvInst.exe
Token: SeRestorePrivilege	2148	msiexec.exe
Token: SeTakeOwnershipPrivilege	2148	msiexec.exe
Token: SeRestorePrivilege	2148	msiexec.exe
Token: SeTakeOwnershipPrivilege	2148	msiexec.exe
Token: SeRestorePrivilege	2148	msiexec.exe
Token: SeTakeOwnershipPrivilege	2148	msiexec.exe
Token: SeRestorePrivilege	2148	msiexec.exe
Token: SeTakeOwnershipPrivilege	2148	msiexec.exe
Token: SeRestorePrivilege	2148	msiexec.exe
Token: SeTakeOwnershipPrivilege	2148	msiexec.exe
Token: SeRestorePrivilege	2148	msiexec.exe
Token: SeTakeOwnershipPrivilege	2148	msiexec.exe
Token: SeRestorePrivilege	2148	msiexec.exe
Token: SeTakeOwnershipPrivilege	2148	msiexec.exe
Token: SeRestorePrivilege	2148	msiexec.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

msiexec.exe

pid process

2900 msiexec.exe
2900 msiexec.exe

pid	process
2900	msiexec.exe
2900	msiexec.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

vcredist2005_x64.exemsiexec.exe

description	pid	process	target process
PID 2240 wrote to memory of 2900	2240	vcredist2005_x64.exe	msiexec.exe
PID 2240 wrote to memory of 2900	2240	vcredist2005_x64.exe	msiexec.exe
PID 2240 wrote to memory of 2900	2240	vcredist2005_x64.exe	msiexec.exe
PID 2240 wrote to memory of 2900	2240	vcredist2005_x64.exe	msiexec.exe
PID 2240 wrote to memory of 2900	2240	vcredist2005_x64.exe	msiexec.exe
PID 2240 wrote to memory of 2900	2240	vcredist2005_x64.exe	msiexec.exe
PID 2240 wrote to memory of 2900	2240	vcredist2005_x64.exe	msiexec.exe
PID 2148 wrote to memory of 1928	2148	msiexec.exe	MsiExec.exe
PID 2148 wrote to memory of 1928	2148	msiexec.exe	MsiExec.exe
PID 2148 wrote to memory of 1928	2148	msiexec.exe	MsiExec.exe
PID 2148 wrote to memory of 1928	2148	msiexec.exe	MsiExec.exe
PID 2148 wrote to memory of 1928	2148	msiexec.exe	MsiExec.exe
PID 2148 wrote to memory of 1928	2148	msiexec.exe	MsiExec.exe
PID 2148 wrote to memory of 1928	2148	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\vcredist2005_x64.exe
"C:\Users\Admin\AppData\Local\Temp\vcredist2005_x64.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2240

C:\Windows\SysWOW64\msiexec.exe
msiexec /i vcredist.msi
2⤵
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2900

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:2148

C:\Windows\syswow64\MsiExec.exe
C:\Windows\syswow64\MsiExec.exe -Embedding 15D0715C6E17A5178E524DDF039F81A1
2⤵
- Loads dropped DLL
PID:1928

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3028

C:\Windows\system32\DrvInst.exe
DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "00000000000005C4" "00000000000005C0"
1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:2552

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

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Cab3D8.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

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

Filesize
312KB

MD5
77a9bff5af149160775741e204734d47

SHA1
7b5126af69b5a79593f39db94180f1ff11b0e39d

SHA256
20a26ed9a1edf7763a9b515522c5e29720048a482c7fbc8b7ff6bbdd27e61038

SHA512
bb0440f58f07e113bddd9a0afb5aab8af6493218784fe5fa6f4032e3a37088f91b7e766dee87cec4a9ea11d425d27b3b536430de3a52222e8bca3e0247d81e3b

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

Filesize
3.0MB

MD5
6dbdf338a0a25cdb236d43ea3ca2395e

SHA1
685b6ea61e574e628392eaac8b10aff4309f1081

SHA256
200fef5d4994523a02c4daa00060db28eb289b99d47fc6c1305183101e72bdeb

SHA512
6b5b31c55cf72ab92b17fb6074b3901a1e6afe0796ef9bc831e4dfb97450376d2889cd24b1cf3fce60eb3c1bcd1b31254b5cfa3ef6107974dfa0b35c233daf5a

Download Submit
C:\Windows\Installer\MSI772.tmp

Filesize
28KB

MD5
85221b3bcba8dbe4b4a46581aa49f760

SHA1
746645c92594bfc739f77812d67cfd85f4b92474

SHA256
f6e34a4550e499346f5ab1d245508f16bf765ff24c4988984b89e049ca55737f

SHA512
060e35c4de14a03a2cda313f968e372291866cc4acd59977d7a48ac3745494abc54df83fff63cf30be4e10ff69a3b3c8b6c38f43ebd2a8d23d6c86fbee7ba87d

Download Submit