28a9efaa0066284841bb50868b5fd270511bea6321aa99b9eb338fdbc8b77194

General

Target

purchase order.msi
Size

2.3MB
MD5

c5d5542f35dff3d7f92dbc4c6a0ec56c
SHA1

6c37078b59c85448605ee96888ac00cb0b5f0654
SHA256

39f9b4647bb119e34deeff137af960448be14dd80f0443270739c02d450b8ecf
SHA512

110ddbdb35e2319f2d1939b40e0e950f129d46b51b985c56edb8e23c8e5ee29f76a03ea6ab5001f6a697aa94769856d74145f3b8f6122ea9f09d68db45120efa

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)	\??\Y:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\F:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\Z:	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 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 = 00000000040000005a4eb8c89d443e990000000000000000000000000000000000000000000000000000000000000000000000000000000000001000000000000000c01200000000ffffffff0000000027010100000800005a4eb8c80000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000d01200000000000020ed3f000000ffffffff0000000007000100006809005a4eb8c8000000000000d0120000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ffffffff0000000000000000000000005a4eb8c800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ffffffff0000000000000000000000005a4eb8c800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	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

Suspicious use of AdjustPrivilegeToken 37 IoCs

Processes:

msiexec.exemsiexec.exevssvc.exe

description	pid	process
Token: SeShutdownPrivilege	4584	msiexec.exe
Token: SeIncreaseQuotaPrivilege	4584	msiexec.exe
Token: SeSecurityPrivilege	3320	msiexec.exe
Token: SeCreateTokenPrivilege	4584	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	4584	msiexec.exe
Token: SeLockMemoryPrivilege	4584	msiexec.exe
Token: SeIncreaseQuotaPrivilege	4584	msiexec.exe
Token: SeMachineAccountPrivilege	4584	msiexec.exe
Token: SeTcbPrivilege	4584	msiexec.exe
Token: SeSecurityPrivilege	4584	msiexec.exe
Token: SeTakeOwnershipPrivilege	4584	msiexec.exe
Token: SeLoadDriverPrivilege	4584	msiexec.exe
Token: SeSystemProfilePrivilege	4584	msiexec.exe
Token: SeSystemtimePrivilege	4584	msiexec.exe
Token: SeProfSingleProcessPrivilege	4584	msiexec.exe
Token: SeIncBasePriorityPrivilege	4584	msiexec.exe
Token: SeCreatePagefilePrivilege	4584	msiexec.exe
Token: SeCreatePermanentPrivilege	4584	msiexec.exe
Token: SeBackupPrivilege	4584	msiexec.exe
Token: SeRestorePrivilege	4584	msiexec.exe
Token: SeShutdownPrivilege	4584	msiexec.exe
Token: SeDebugPrivilege	4584	msiexec.exe
Token: SeAuditPrivilege	4584	msiexec.exe
Token: SeSystemEnvironmentPrivilege	4584	msiexec.exe
Token: SeChangeNotifyPrivilege	4584	msiexec.exe
Token: SeRemoteShutdownPrivilege	4584	msiexec.exe
Token: SeUndockPrivilege	4584	msiexec.exe
Token: SeSyncAgentPrivilege	4584	msiexec.exe
Token: SeEnableDelegationPrivilege	4584	msiexec.exe
Token: SeManageVolumePrivilege	4584	msiexec.exe
Token: SeImpersonatePrivilege	4584	msiexec.exe
Token: SeCreateGlobalPrivilege	4584	msiexec.exe
Token: SeBackupPrivilege	4236	vssvc.exe
Token: SeRestorePrivilege	4236	vssvc.exe
Token: SeAuditPrivilege	4236	vssvc.exe
Token: SeBackupPrivilege	3320	msiexec.exe
Token: SeRestorePrivilege	3320	msiexec.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

msiexec.exe

pid process

4584 msiexec.exe

pid	process
4584	msiexec.exe

C:\Windows\system32\msiexec.exe
msiexec.exe /I "C:\Users\Admin\AppData\Local\Temp\purchase order.msi"
1⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:4584

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3320

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:4236

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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