Malware Analysis Report

2024-09-23 03:56

Sample ID 240531-bf62waac29
Target 20b3f9f50049e2025cab5a3d230bcb9e72498c02ec3c8d4160092b1c8f308356.msi
SHA256 20b3f9f50049e2025cab5a3d230bcb9e72498c02ec3c8d4160092b1c8f308356
Tags
metasploit backdoor trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

20b3f9f50049e2025cab5a3d230bcb9e72498c02ec3c8d4160092b1c8f308356

Threat Level: Known bad

The file 20b3f9f50049e2025cab5a3d230bcb9e72498c02ec3c8d4160092b1c8f308356.msi was found to be: Known bad.

Malicious Activity Summary

metasploit backdoor trojan

MetaSploit

Metasploit family

Enumerates connected drives

Executes dropped EXE

Loads dropped DLL

Drops file in Windows directory

Uses Volume Shadow Copy service COM API

Checks SCSI registry key(s)

Suspicious use of AdjustPrivilegeToken

Modifies data under HKEY_USERS

Suspicious behavior: EnumeratesProcesses

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-05-31 01:06

Signatures

Metasploit family

metasploit

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-31 01:06

Reported

2024-05-31 01:08

Platform

win7-20240508-en

Max time kernel

136s

Max time network

146s

Command Line

msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\20b3f9f50049e2025cab5a3d230bcb9e72498c02ec3c8d4160092b1c8f308356.msi

Signatures

MetaSploit

trojan backdoor metasploit

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\Z: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\J: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\L: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\J: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\K: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\M: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\X: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\A: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\B: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\I: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\Q: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\T: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\K: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\N: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\S: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\W: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\R: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\X: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\Z: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\E: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\H: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\N: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\U: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\B: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\O: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\S: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\E: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\Q: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\A: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\L: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\G: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\U: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\H: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\M: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\O: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\P: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\V: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\Y: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\P: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\V: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\G: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\I: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\R: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\T: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\W: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\Y: C:\Windows\system32\msiexec.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\Installer\f763b8a.msi C:\Windows\system32\msiexec.exe N/A
File opened for modification C:\Windows\Installer\f763b8a.msi C:\Windows\system32\msiexec.exe N/A
File opened for modification C:\Windows\Installer\MSI3CA3.tmp C:\Windows\system32\msiexec.exe N/A
File opened for modification C:\Windows\Installer\MSI3CF3.tmp C:\Windows\system32\msiexec.exe N/A
File opened for modification C:\Windows\INF\setupapi.ev3 C:\Windows\system32\DrvInst.exe N/A
File opened for modification C:\Windows\INF\setupapi.ev1 C:\Windows\system32\DrvInst.exe N/A
File opened for modification C:\Windows\INF\setupapi.dev.log C:\Windows\system32\DrvInst.exe N/A
File created C:\Windows\Installer\f763b8b.ipi C:\Windows\system32\msiexec.exe N/A
File opened for modification C:\Windows\Installer\ C:\Windows\system32\msiexec.exe N/A
File opened for modification C:\Windows\Installer\f763b8b.ipi C:\Windows\system32\msiexec.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\Installer\MSI3CF3.tmp N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Windows\system32\msiexec.exe N/A
N/A N/A C:\Windows\system32\msiexec.exe N/A

Modifies data under HKEY_USERS

Description Indicator Process Target
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CRLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\Certificates C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CRLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CRLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CRLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CTLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CTLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CRLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\Certificates C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\Certificates C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CRLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CTLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\Certificates C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\Certificates C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\Certificates C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CTLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CRLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CTLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CTLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CTLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\My C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CTLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\Certificates C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\Certificates C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CRLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust C:\Windows\system32\DrvInst.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CRLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\Certificates C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CTLs C:\Windows\system32\DrvInst.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\system32\msiexec.exe N/A
N/A N/A C:\Windows\system32\msiexec.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeShutdownPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeCreateTokenPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeAssignPrimaryTokenPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeLockMemoryPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeMachineAccountPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTcbPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeCreatePermanentPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeAuditPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeSyncAgentPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeEnableDelegationPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeImpersonatePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeAuditPrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\DrvInst.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\DrvInst.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\DrvInst.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\DrvInst.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\DrvInst.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\DrvInst.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\DrvInst.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\system32\DrvInst.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\system32\DrvInst.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\system32\DrvInst.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Windows\system32\msiexec.exe N/A
N/A N/A C:\Windows\system32\msiexec.exe N/A

Uses Volume Shadow Copy service COM API

ransomware

Processes

C:\Windows\system32\msiexec.exe

msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\20b3f9f50049e2025cab5a3d230bcb9e72498c02ec3c8d4160092b1c8f308356.msi

C:\Windows\system32\msiexec.exe

C:\Windows\system32\msiexec.exe /V

C:\Windows\system32\vssvc.exe

C:\Windows\system32\vssvc.exe

C:\Windows\system32\DrvInst.exe

DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "00000000000002C8" "00000000000004D8"

C:\Windows\syswow64\MsiExec.exe

C:\Windows\syswow64\MsiExec.exe -Embedding C7E1150C89B720AA5EDDC1A76E49BACE

C:\Windows\Installer\MSI3CF3.tmp

"C:\Windows\Installer\MSI3CF3.tmp"

Network

Country Destination Domain Proto
CN 1.14.247.162:40001 tcp

Files

\Windows\Installer\MSI3CF3.tmp

MD5 2dc392ce36491523764af744421ee210
SHA1 35fc5c27f6ca384810a059238f33044172cc14ce
SHA256 4132c01b4a1b027c4fe418d786c6a9db7ac8f1fe4b7c905e05db577a7c651778
SHA512 7061bb881eafc0e2f67ce30ecaa3ee31c17f69d57006c7a8a5daf1e383c61a8316fab3d75e33dda1d30949e6120a30f6b74847e85a8ae4bf001fd8b55054cc00

memory/2844-16-0x0000000140000000-0x0000000140004278-memory.dmp

memory/2064-15-0x0000000140000000-0x0000000140005000-memory.dmp

memory/2064-14-0x0000000140000000-0x0000000140005000-memory.dmp

memory/2064-30-0x0000000140000000-0x0000000140005000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-31 01:06

Reported

2024-05-31 01:08

Platform

win10v2004-20240508-en

Max time kernel

141s

Max time network

149s

Command Line

msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\20b3f9f50049e2025cab5a3d230bcb9e72498c02ec3c8d4160092b1c8f308356.msi

Signatures

MetaSploit

trojan backdoor metasploit

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\Z: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\K: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\L: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\S: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\K: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\P: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\T: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\U: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\V: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\A: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\O: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\G: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\V: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\E: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\H: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\M: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\N: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\W: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\X: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\N: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\X: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\J: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\L: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\Q: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\R: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\Q: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\U: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\Z: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\G: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\Y: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\E: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\M: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\P: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\R: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\W: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\O: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\S: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\A: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\H: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\I: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\T: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\Y: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\B: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\I: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\B: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\J: C:\Windows\system32\msiexec.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\Installer\SourceHash{705771E1-8028-4A2A-A93E-7DA02AB734CD} C:\Windows\system32\msiexec.exe N/A
File opened for modification C:\Windows\Installer\ C:\Windows\system32\msiexec.exe N/A
File created C:\Windows\Installer\inprogressinstallinfo.ipi C:\Windows\system32\msiexec.exe N/A
File opened for modification C:\Windows\Installer\MSI8A8D.tmp C:\Windows\system32\msiexec.exe N/A
File opened for modification C:\Windows\Installer\MSI8AAD.tmp C:\Windows\system32\msiexec.exe N/A
File created C:\Windows\Installer\e5789b2.msi C:\Windows\system32\msiexec.exe N/A
File opened for modification C:\Windows\Installer\e5789b2.msi C:\Windows\system32\msiexec.exe N/A
File opened for modification C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log C:\Windows\system32\msiexec.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\Installer\MSI8AAD.tmp N/A

Checks SCSI registry key(s)

Description Indicator Process Target
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters C:\Windows\system32\vssvc.exe N/A
Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr C:\Windows\system32\vssvc.exe N/A
Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr\PartitionTableCache = 0000000004000000c9712a8ab103c3e30000000000000000000000000000000000000000000000000000000000000000000000000000000000001000000000000000c01200000000ffffffff000000002701010000080000c9712a8a0000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000d01200000000000020ed3a000000ffffffff000000000700010000680900c9712a8a000000000000d012000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000f0ff3a0000000000000005000000ffffffff000000000700010000f87f1dc9712a8a000000000000f0ff3a00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ffffffff000000000000000000000000c9712a8a00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\system32\vssvc.exe N/A
Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr\SnapshotDataCache = 534e41505041525401000000700000008ec7416a0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\system32\vssvc.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters C:\Windows\system32\vssvc.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\system32\msiexec.exe N/A
N/A N/A C:\Windows\system32\msiexec.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeShutdownPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeCreateTokenPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeAssignPrimaryTokenPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeLockMemoryPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeMachineAccountPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTcbPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeCreatePermanentPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeAuditPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeSyncAgentPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeEnableDelegationPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeImpersonatePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeAuditPrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\srtasks.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\srtasks.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\system32\srtasks.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\srtasks.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\srtasks.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\srtasks.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\system32\srtasks.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\srtasks.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Windows\system32\msiexec.exe N/A
N/A N/A C:\Windows\system32\msiexec.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1304 wrote to memory of 5032 N/A C:\Windows\system32\msiexec.exe C:\Windows\system32\srtasks.exe
PID 1304 wrote to memory of 5032 N/A C:\Windows\system32\msiexec.exe C:\Windows\system32\srtasks.exe
PID 1304 wrote to memory of 4576 N/A C:\Windows\system32\msiexec.exe C:\Windows\Installer\MSI8AAD.tmp
PID 1304 wrote to memory of 4576 N/A C:\Windows\system32\msiexec.exe C:\Windows\Installer\MSI8AAD.tmp
PID 1304 wrote to memory of 1116 N/A C:\Windows\system32\msiexec.exe C:\Windows\syswow64\MsiExec.exe
PID 1304 wrote to memory of 1116 N/A C:\Windows\system32\msiexec.exe C:\Windows\syswow64\MsiExec.exe
PID 1304 wrote to memory of 1116 N/A C:\Windows\system32\msiexec.exe C:\Windows\syswow64\MsiExec.exe

Uses Volume Shadow Copy service COM API

ransomware

Processes

C:\Windows\system32\msiexec.exe

msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\20b3f9f50049e2025cab5a3d230bcb9e72498c02ec3c8d4160092b1c8f308356.msi

C:\Windows\system32\msiexec.exe

C:\Windows\system32\msiexec.exe /V

C:\Windows\system32\vssvc.exe

C:\Windows\system32\vssvc.exe

C:\Windows\system32\srtasks.exe

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

C:\Windows\Installer\MSI8AAD.tmp

"C:\Windows\Installer\MSI8AAD.tmp"

C:\Windows\syswow64\MsiExec.exe

C:\Windows\syswow64\MsiExec.exe -Embedding 2AB6436D7749DD666A2C59CD70A172C5

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
BE 2.17.107.105:443 www.bing.com tcp
US 8.8.8.8:53 105.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 56.94.73.104.in-addr.arpa udp
CN 1.14.247.162:40001 tcp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 35.15.31.184.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp

Files

C:\Windows\Installer\MSI8AAD.tmp

MD5 2dc392ce36491523764af744421ee210
SHA1 35fc5c27f6ca384810a059238f33044172cc14ce
SHA256 4132c01b4a1b027c4fe418d786c6a9db7ac8f1fe4b7c905e05db577a7c651778
SHA512 7061bb881eafc0e2f67ce30ecaa3ee31c17f69d57006c7a8a5daf1e383c61a8316fab3d75e33dda1d30949e6120a30f6b74847e85a8ae4bf001fd8b55054cc00

memory/4576-12-0x0000000140000000-0x0000000140004278-memory.dmp

\??\Volume{8a2a71c9-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{3c6eaa8b-d01c-4bb8-a364-dfae9816cda3}_OnDiskSnapshotProp

MD5 7315274f134c806e97e65fb12eaf7856
SHA1 f0967de0a3485c94c5d39a9ff69d288b8a43311e
SHA256 b4a6b5a6ff5de405b339b3ceda87e1ac70ce4af4cf8d63e6d04f8385044d4a30
SHA512 d539d00c78b1fb569e3512558eb432c60ccce5b0dba619ef1f4d26ddda787eb8a5d7abf4d21812541c90e6df5c11d0d2d684e29863ba3273469332407b30d507

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

MD5 4fcdf265e5a64ee1d8c819aedffc03ce
SHA1 98ae7375e24e62e16af3b4cb261d4d6cf1bb1a58
SHA256 f1886ce374d76dafb492658d85e56d5e1cb051b89c4eee6bdb330e9c7933ba7c
SHA512 4051ad0637cd6ab14787e48a055c2ad1e661bcd5da1320dc64b5e85e1c87c30922f04446aa72068bfbd4ff8ff2d249351ff28e4c2c25981aa73f7997abc12453