c7e8f1e7524fcbedbe7c80a7dda4e75b79d114d8b0f38c7a94db554ecc348449

Analysis

max time kernel
117s
max time network
123s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
15-07-2024 17:26

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General

Target

vcredist2005_x86.exe
Size

2.6MB
MD5

ce2922f83fb4b170affce0ea448b107b
SHA1

b8fab0bb7f62a24ddfe77b19cd9a1451abd7b847
SHA256

4ee4da0fe62d5fa1b5e80c6e6d88a4a2f8b3b140c35da51053d0d7b72a381d29
SHA512

e94b077e054bd8992374d359f3adc4d1d78d42118d878556715d77182f7d03635850b2b2f06c012ccb7c410e2b3c124cf6508473efe150d3c51a51857ce1c6b0
SSDEEP

49152:rqGRIgg2SirwkF9xdtb43lyGKCafpKkiwnaDahmPzpY4FPyaza:rxxLFfY/KCCpKk9aWMzZyau

Score

7^/10

persistence privilege_escalation

Malware Config

Signatures

Loads dropped DLL 1 IoCs

Processes:

MsiExec.exe

pid process

1288 MsiExec.exe

pid	process
1288	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)	\??\V:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\P:	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)	\??\K:	msiexec.exe
File opened (read-only)	\??\R:	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)	\??\J:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\R:	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)	\??\W:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\H:	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 61 IoCs

Processes:

DrvInst.exemsiexec.exe

description	ioc	process
File opened for modification	C:\Windows\INF\setupapi.ev3	DrvInst.exe
File opened for modification	C:\Windows\INF\setupapi.ev1	DrvInst.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753097.0\x86_Microsoft.VC80.ATL_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_a4c618fa.manifest	msiexec.exe
File opened for modification	C:\Windows\Installer\$PatchCache$\Managed\00004109110000000000000000F01FEC\14.0.4763\ul_ATL80.dll.97F81AF1_0E47_DC99_FF1F_C8B3B9A1E18E	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753331.0\mfc80JPN.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753331.0\mfc80KOR.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753424.1\8.0.50727.6195.cat	msiexec.exe
File created	C:\Windows\Installer\f7712bb.msi	msiexec.exe
File opened for modification	C:\Windows\INF\setupapi.dev.log	DrvInst.exe
File opened for modification	C:\Windows\Installer\MSI1538.tmp	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753097.0\x86_Microsoft.VC80.ATL_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_a4c618fa.cat	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753253.0\mfc80.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753222.0\msvcp80.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753222.0\msvcm80.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753331.0\x86_Microsoft.VC80.MFCLOC_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_6a5bb789.manifest	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240715172753424.0	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240715172753440.0	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753222.0\x86_Microsoft.VC80.CRT_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_44262b86.cat	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753253.0\x86_Microsoft.VC80.MFC_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_150c9e8b.manifest	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753253.0\mfcm80u.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753424.0\vcomp.dll	msiexec.exe
File created	C:\Windows\Installer\f7712b9.ipi	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753253.0\mfc80u.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753331.0\mfc80ENU.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753331.0\mfc80ITA.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753424.0\x86_Microsoft.VC80.OpenMP_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_452bf920.cat	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240715172753097.0	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753331.0\x86_Microsoft.VC80.MFCLOC_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_6a5bb789.cat	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240715172753440.1	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240715172753440.2	msiexec.exe
File opened for modification	C:\Windows\Installer\f7712b9.ipi	msiexec.exe
File created	C:\Windows\Installer\$PatchCache$\Managed\00004109110000000000000000F01FEC\14.0.4763\ul_ATL80.dll.97F81AF1_0E47_DC99_FF1F_C8B3B9A1E18E	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753331.0\mfc80FRA.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753440.1\8.0.50727.6195.policy	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240715172753424.1	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753331.0\mfc80CHS.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753440.1\8.0.50727.6195.cat	msiexec.exe
File created	C:\Windows\Installer\f7712b6.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753424.1\8.0.50727.6195.policy	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240715172753222.0	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240715172753253.0	msiexec.exe
File opened for modification	C:\Windows\Installer\f7712b6.msi	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753253.0\x86_Microsoft.VC80.MFC_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_150c9e8b.cat	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753331.0\mfc80ESP.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753440.0\8.0.50727.6195.cat	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753456.0\8.0.50727.6195.policy	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753456.0\8.0.50727.6195.cat	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI1B31.tmp	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753097.0\ATL80.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753222.0\msvcr80.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753331.0\mfc80CHT.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753424.0\x86_Microsoft.VC80.OpenMP_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_452bf920.manifest	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753222.0\x86_Microsoft.VC80.CRT_1fc8b3b9a1e18e3b_8.0.50727.6195_x-ww_44262b86.manifest	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753253.0\mfcm80.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753331.0\mfc80DEU.dll	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753440.2\8.0.50727.6195.policy	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753440.0\8.0.50727.6195.policy	msiexec.exe
File created	C:\Windows\WinSxS\InstallTemp\20240715172753440.2\8.0.50727.6195.cat	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240715172753331.0	msiexec.exe
File opened for modification	C:\Windows\WinSxS\InstallTemp\20240715172753456.0	msiexec.exe

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

Installer Packages
T1546.016

Processes:

msiexec.exe

pid process

2076 msiexec.exe

pid	process
2076	msiexec.exe

Modifies data under HKEY_USERS 46 IoCs

Processes:

DrvInst.exemsiexec.exe

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

Modifies registry class 56 IoCs

Processes:

msiexec.exe

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

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

msiexec.exe

pid process

2728 msiexec.exe
2728 msiexec.exe

pid	process
2728	msiexec.exe
2728	msiexec.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

msiexec.exemsiexec.exevssvc.exeDrvInst.exe

description	pid	process
Token: SeShutdownPrivilege	2076	msiexec.exe
Token: SeIncreaseQuotaPrivilege	2076	msiexec.exe
Token: SeRestorePrivilege	2728	msiexec.exe
Token: SeTakeOwnershipPrivilege	2728	msiexec.exe
Token: SeSecurityPrivilege	2728	msiexec.exe
Token: SeCreateTokenPrivilege	2076	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	2076	msiexec.exe
Token: SeLockMemoryPrivilege	2076	msiexec.exe
Token: SeIncreaseQuotaPrivilege	2076	msiexec.exe
Token: SeMachineAccountPrivilege	2076	msiexec.exe
Token: SeTcbPrivilege	2076	msiexec.exe
Token: SeSecurityPrivilege	2076	msiexec.exe
Token: SeTakeOwnershipPrivilege	2076	msiexec.exe
Token: SeLoadDriverPrivilege	2076	msiexec.exe
Token: SeSystemProfilePrivilege	2076	msiexec.exe
Token: SeSystemtimePrivilege	2076	msiexec.exe
Token: SeProfSingleProcessPrivilege	2076	msiexec.exe
Token: SeIncBasePriorityPrivilege	2076	msiexec.exe
Token: SeCreatePagefilePrivilege	2076	msiexec.exe
Token: SeCreatePermanentPrivilege	2076	msiexec.exe
Token: SeBackupPrivilege	2076	msiexec.exe
Token: SeRestorePrivilege	2076	msiexec.exe
Token: SeShutdownPrivilege	2076	msiexec.exe
Token: SeDebugPrivilege	2076	msiexec.exe
Token: SeAuditPrivilege	2076	msiexec.exe
Token: SeSystemEnvironmentPrivilege	2076	msiexec.exe
Token: SeChangeNotifyPrivilege	2076	msiexec.exe
Token: SeRemoteShutdownPrivilege	2076	msiexec.exe
Token: SeUndockPrivilege	2076	msiexec.exe
Token: SeSyncAgentPrivilege	2076	msiexec.exe
Token: SeEnableDelegationPrivilege	2076	msiexec.exe
Token: SeManageVolumePrivilege	2076	msiexec.exe
Token: SeImpersonatePrivilege	2076	msiexec.exe
Token: SeCreateGlobalPrivilege	2076	msiexec.exe
Token: SeBackupPrivilege	2788	vssvc.exe
Token: SeRestorePrivilege	2788	vssvc.exe
Token: SeAuditPrivilege	2788	vssvc.exe
Token: SeBackupPrivilege	2728	msiexec.exe
Token: SeRestorePrivilege	2728	msiexec.exe
Token: SeRestorePrivilege	2652	DrvInst.exe
Token: SeRestorePrivilege	2652	DrvInst.exe
Token: SeRestorePrivilege	2652	DrvInst.exe
Token: SeRestorePrivilege	2652	DrvInst.exe
Token: SeRestorePrivilege	2652	DrvInst.exe
Token: SeRestorePrivilege	2652	DrvInst.exe
Token: SeRestorePrivilege	2652	DrvInst.exe
Token: SeLoadDriverPrivilege	2652	DrvInst.exe
Token: SeLoadDriverPrivilege	2652	DrvInst.exe
Token: SeLoadDriverPrivilege	2652	DrvInst.exe
Token: SeRestorePrivilege	2728	msiexec.exe
Token: SeTakeOwnershipPrivilege	2728	msiexec.exe
Token: SeRestorePrivilege	2728	msiexec.exe
Token: SeTakeOwnershipPrivilege	2728	msiexec.exe
Token: SeRestorePrivilege	2728	msiexec.exe
Token: SeTakeOwnershipPrivilege	2728	msiexec.exe
Token: SeRestorePrivilege	2728	msiexec.exe
Token: SeTakeOwnershipPrivilege	2728	msiexec.exe
Token: SeRestorePrivilege	2728	msiexec.exe
Token: SeTakeOwnershipPrivilege	2728	msiexec.exe
Token: SeRestorePrivilege	2728	msiexec.exe
Token: SeTakeOwnershipPrivilege	2728	msiexec.exe
Token: SeRestorePrivilege	2728	msiexec.exe
Token: SeTakeOwnershipPrivilege	2728	msiexec.exe
Token: SeRestorePrivilege	2728	msiexec.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

msiexec.exe

pid process

2076 msiexec.exe
2076 msiexec.exe

pid	process
2076	msiexec.exe
2076	msiexec.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

vcredist2005_x86.exemsiexec.exe

description	pid	process	target process
PID 2120 wrote to memory of 2076	2120	vcredist2005_x86.exe	msiexec.exe
PID 2120 wrote to memory of 2076	2120	vcredist2005_x86.exe	msiexec.exe
PID 2120 wrote to memory of 2076	2120	vcredist2005_x86.exe	msiexec.exe
PID 2120 wrote to memory of 2076	2120	vcredist2005_x86.exe	msiexec.exe
PID 2120 wrote to memory of 2076	2120	vcredist2005_x86.exe	msiexec.exe
PID 2120 wrote to memory of 2076	2120	vcredist2005_x86.exe	msiexec.exe
PID 2120 wrote to memory of 2076	2120	vcredist2005_x86.exe	msiexec.exe
PID 2728 wrote to memory of 1288	2728	msiexec.exe	MsiExec.exe
PID 2728 wrote to memory of 1288	2728	msiexec.exe	MsiExec.exe
PID 2728 wrote to memory of 1288	2728	msiexec.exe	MsiExec.exe
PID 2728 wrote to memory of 1288	2728	msiexec.exe	MsiExec.exe
PID 2728 wrote to memory of 1288	2728	msiexec.exe	MsiExec.exe
PID 2728 wrote to memory of 1288	2728	msiexec.exe	MsiExec.exe
PID 2728 wrote to memory of 1288	2728	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_x86.exe
"C:\Users\Admin\AppData\Local\Temp\vcredist2005_x86.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2120

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:2076

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:2728

C:\Windows\syswow64\MsiExec.exe
C:\Windows\syswow64\MsiExec.exe -Embedding D0AD0E5403E122D99CAD29278CD4CF0D
2⤵
- Loads dropped DLL
PID:1288

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2788

C:\Windows\system32\DrvInst.exe
DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "000000000000055C" "0000000000000488"
1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:2652

MITRE ATT&CK Matrix ATT&CK v13

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\Cab12E5.tmp
Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vcredis1.cab
Filesize
247KB

MD5
cc064d4b81619991de8131a86ad77681

SHA1
88d80d86cc20c27d7d2a872af719300bd2bb73f9

SHA256
913ee5a1cae3e5a1872b3a5efaaa00c58e4beb692492b138f76967da671b0477

SHA512
5aff0eb26cfc187bf58721b2b6d73357d9f1e66d1ac5340ad9ddc08b40ad0eda27a144cb3b650604637a7476c282ded83ed890de98a73ccaf0cc021da3a9eb25

Download Submit
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\MSI1538.tmp
Filesize
28KB

MD5
85221b3bcba8dbe4b4a46581aa49f760

SHA1
746645c92594bfc739f77812d67cfd85f4b92474

SHA256
f6e34a4550e499346f5ab1d245508f16bf765ff24c4988984b89e049ca55737f

SHA512
060e35c4de14a03a2cda313f968e372291866cc4acd59977d7a48ac3745494abc54df83fff63cf30be4e10ff69a3b3c8b6c38f43ebd2a8d23d6c86fbee7ba87d

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads