77d86fa964184aa17cb128ad45c0084141732682516789d54b8b529599dc1468

General

Target

70c79c1d95907c47.msi
Size

8.5MB
MD5

4e176a52cd2a43e85549cd10cef5b1f0
SHA1

322a3e3fe1f260493a6f5704608e0bbea15199d6
SHA256

eebf1a462cb8ea88eee8af609fc35d3640a2d5b42355f5d6197c7f51a4bac0bb
SHA512

ea9d8b7101bafeae56b2f0d778fba5440652d88e70ad589be576fcab01d5c41505c1cb14dbcc2a34772da143160e41f694c0b4b5667537838af289a63c537e47
SSDEEP

196608:ieS5hV9/S6WXbfXlTrn7HZ5AQX3AveLukj1w9vBiRU/MwZF:idhVs6WXjX9HZ5AQX32WDo0A

Score

6^/10

Malware Config

Signatures

Enumerates connected drives 3 TTPs 23 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.exe

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

Checks SCSI registry key(s) 3 TTPs 5 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

vssvc.exe

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

Suspicious use of AdjustPrivilegeToken 37 IoCs

Processes:

msiexec.exemsiexec.exevssvc.exe

description	pid	process
Token: SeShutdownPrivilege	1456	msiexec.exe
Token: SeIncreaseQuotaPrivilege	1456	msiexec.exe
Token: SeSecurityPrivilege	4612	msiexec.exe
Token: SeCreateTokenPrivilege	1456	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	1456	msiexec.exe
Token: SeLockMemoryPrivilege	1456	msiexec.exe
Token: SeIncreaseQuotaPrivilege	1456	msiexec.exe
Token: SeMachineAccountPrivilege	1456	msiexec.exe
Token: SeTcbPrivilege	1456	msiexec.exe
Token: SeSecurityPrivilege	1456	msiexec.exe
Token: SeTakeOwnershipPrivilege	1456	msiexec.exe
Token: SeLoadDriverPrivilege	1456	msiexec.exe
Token: SeSystemProfilePrivilege	1456	msiexec.exe
Token: SeSystemtimePrivilege	1456	msiexec.exe
Token: SeProfSingleProcessPrivilege	1456	msiexec.exe
Token: SeIncBasePriorityPrivilege	1456	msiexec.exe
Token: SeCreatePagefilePrivilege	1456	msiexec.exe
Token: SeCreatePermanentPrivilege	1456	msiexec.exe
Token: SeBackupPrivilege	1456	msiexec.exe
Token: SeRestorePrivilege	1456	msiexec.exe
Token: SeShutdownPrivilege	1456	msiexec.exe
Token: SeDebugPrivilege	1456	msiexec.exe
Token: SeAuditPrivilege	1456	msiexec.exe
Token: SeSystemEnvironmentPrivilege	1456	msiexec.exe
Token: SeChangeNotifyPrivilege	1456	msiexec.exe
Token: SeRemoteShutdownPrivilege	1456	msiexec.exe
Token: SeUndockPrivilege	1456	msiexec.exe
Token: SeSyncAgentPrivilege	1456	msiexec.exe
Token: SeEnableDelegationPrivilege	1456	msiexec.exe
Token: SeManageVolumePrivilege	1456	msiexec.exe
Token: SeImpersonatePrivilege	1456	msiexec.exe
Token: SeCreateGlobalPrivilege	1456	msiexec.exe
Token: SeBackupPrivilege	3512	vssvc.exe
Token: SeRestorePrivilege	3512	vssvc.exe
Token: SeAuditPrivilege	3512	vssvc.exe
Token: SeBackupPrivilege	4612	msiexec.exe
Token: SeRestorePrivilege	4612	msiexec.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

msiexec.exe

pid process

1456 msiexec.exe
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

pid	process
1456	msiexec.exe

C:\Windows\system32\msiexec.exe
msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\70c79c1d95907c47.msi
1⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1456

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4612

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:3512

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

Peripheral Device Discovery

2

T1120

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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