Malware Analysis Report

2025-01-02 07:34

Sample ID 240727-rh5jtswdqb
Target 7z2401.msi
SHA256 1c3c3560906974161f25f5f81de4620787b55ca76002ac3c4fc846d57a06df99
Tags
persistence privilege_escalation
score
6/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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
6/10

SHA256

1c3c3560906974161f25f5f81de4620787b55ca76002ac3c4fc846d57a06df99

Threat Level: Shows suspicious behavior

The file 7z2401.msi was found to be: Shows suspicious behavior.

Malicious Activity Summary

persistence privilege_escalation

Enumerates connected drives

Event Triggered Execution: Installer Packages

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Uses Volume Shadow Copy service COM API

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-27 14:12

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-27 14:12

Reported

2024-07-27 14:13

Platform

win7-20240704-en

Max time kernel

28s

Max time network

38s

Command Line

msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\7z2401.msi

Signatures

Enumerates connected drives

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

Event Triggered Execution: Installer Packages

persistence privilege_escalation
Description Indicator Process Target
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

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
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\7z2401.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" "00000000000005D4" "00000000000005A0"

Network

N/A

Files

C:\Config.Msi\f7722fd.rbs

MD5 79490a3d20336b2c20f515ff2fe5c25b
SHA1 6a8c342c3c4a899324b11413b5c8bc0763413ca4
SHA256 8bb8a59885ee37ef412af3f3284d09c37260451e7f6e3142c20e5221eb2f353c
SHA512 7572a4cdbfca4f6bde0233e4b6ee2b7395231ba63bfcd4ceb32eb930901dedc25488dc4365834ae07bb139a97600819da45a0a229437ebb55fff65eed2437b30

C:\Windows\Installer\f7722fb.msi

MD5 a141303fe3fd74208c1c8a1121a7f67d
SHA1 b55c286e80a9e128fbf615da63169162c08aef94
SHA256 1c3c3560906974161f25f5f81de4620787b55ca76002ac3c4fc846d57a06df99
SHA512 2323c292bfa7ea712d39a4d33cdd19563dd073fee6c684d02e7e931abe72af92f85e5bf8bff7c647e4fcdc522b148e9b8d1dd43a9d37c73c0ae86d5efb1885c8

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-27 14:12

Reported

2024-07-27 14:14

Platform

win10v2004-20240709-en

Max time kernel

48s

Max time network

43s

Command Line

msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\7z2401.msi

Signatures

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\B: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\R: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\S: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\V: 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) \??\Y: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\Z: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\A: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\G: 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) \??\Q: 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) \??\E: 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) \??\K: 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) \??\U: C:\Windows\system32\msiexec.exe N/A

Event Triggered Execution: Installer Packages

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

Checks SCSI registry key(s)

Description Indicator Process Target
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
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 = 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 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

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

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
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\7z2401.msi

C:\Windows\system32\msiexec.exe

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

C:\Windows\system32\vssvc.exe

C:\Windows\system32\vssvc.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp

Files

N/A