99dfb7baafec050861e152a036af86fc0c7663f3c719d58a56dfd9f06f4b8cef

General

Target

Document_07-12-2022_20-09-12_PDF.msi
Size

1.2MB
MD5

8b0c350a9acf409690db50979fa8628e
SHA1

fa2bc04d301093a448d78560f86ad9b60930027d
SHA256

99dfb7baafec050861e152a036af86fc0c7663f3c719d58a56dfd9f06f4b8cef
SHA512

01a685fb5a461261baaa15188565ca816712fe3b86a9776cc3b0941c4031a59b324d647446f88e0485d1b5ae60214bb35798341b24cc486fdc758cfec89d5bfc
SSDEEP

24576:wHL0tNrx5zH8h2q1ioC7ZTVVT+XirpTs7sx0QBnoNjla+idlpdIFyF3N0:wr0tNrxeB1BG/F+uTsAx0tlpidvdkyFC

Score

6^/10

Malware Config

Signatures

Enumerates connected drives 3 TTPs 24 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)	\??\T:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\F:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\N:	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
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
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr\PartitionTableCache = 00000000040000000b9e60d2ecf4958f0000000000000000000000000000000000000000000000000000000000000000000000000000000000001000000000000000c01200000000ffffffff0000000027010100000800000b9e60d20000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000d01200000000000020ed3f000000ffffffff0000000007000100006809000b9e60d2000000000000d0120000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ffffffff0000000000000000000000000b9e60d200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ffffffff0000000000000000000000000b9e60d200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	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

Suspicious use of AdjustPrivilegeToken 37 IoCs

Processes:

msiexec.exemsiexec.exevssvc.exe

description	pid	process
Token: SeShutdownPrivilege	4632	msiexec.exe
Token: SeIncreaseQuotaPrivilege	4632	msiexec.exe
Token: SeSecurityPrivilege	5064	msiexec.exe
Token: SeCreateTokenPrivilege	4632	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	4632	msiexec.exe
Token: SeLockMemoryPrivilege	4632	msiexec.exe
Token: SeIncreaseQuotaPrivilege	4632	msiexec.exe
Token: SeMachineAccountPrivilege	4632	msiexec.exe
Token: SeTcbPrivilege	4632	msiexec.exe
Token: SeSecurityPrivilege	4632	msiexec.exe
Token: SeTakeOwnershipPrivilege	4632	msiexec.exe
Token: SeLoadDriverPrivilege	4632	msiexec.exe
Token: SeSystemProfilePrivilege	4632	msiexec.exe
Token: SeSystemtimePrivilege	4632	msiexec.exe
Token: SeProfSingleProcessPrivilege	4632	msiexec.exe
Token: SeIncBasePriorityPrivilege	4632	msiexec.exe
Token: SeCreatePagefilePrivilege	4632	msiexec.exe
Token: SeCreatePermanentPrivilege	4632	msiexec.exe
Token: SeBackupPrivilege	4632	msiexec.exe
Token: SeRestorePrivilege	4632	msiexec.exe
Token: SeShutdownPrivilege	4632	msiexec.exe
Token: SeDebugPrivilege	4632	msiexec.exe
Token: SeAuditPrivilege	4632	msiexec.exe
Token: SeSystemEnvironmentPrivilege	4632	msiexec.exe
Token: SeChangeNotifyPrivilege	4632	msiexec.exe
Token: SeRemoteShutdownPrivilege	4632	msiexec.exe
Token: SeUndockPrivilege	4632	msiexec.exe
Token: SeSyncAgentPrivilege	4632	msiexec.exe
Token: SeEnableDelegationPrivilege	4632	msiexec.exe
Token: SeManageVolumePrivilege	4632	msiexec.exe
Token: SeImpersonatePrivilege	4632	msiexec.exe
Token: SeCreateGlobalPrivilege	4632	msiexec.exe
Token: SeBackupPrivilege	3416	vssvc.exe
Token: SeRestorePrivilege	3416	vssvc.exe
Token: SeAuditPrivilege	3416	vssvc.exe
Token: SeBackupPrivilege	5064	msiexec.exe
Token: SeRestorePrivilege	5064	msiexec.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

msiexec.exe

pid process

4632 msiexec.exe

pid	process
4632	msiexec.exe

C:\Windows\system32\msiexec.exe
msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\Document_07-12-2022_20-09-12_PDF.msi
1⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:4632

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:5064

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:3416

Network

MITRE ATT&CK Matrix ATT&CK v6

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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