a9f7758895f964182cda2f5d32682ea9b93ad02730438959dab8b26280f19cb9

Reason

Machine shutdown

General

Target

spacedesk_driver_Win_10_64_v2116.msi
Size

4.7MB
MD5

c3ba4b2ce59a288196c9dfd992da36d8
SHA1

885eaadf9a44a4744cf0eccdb34918f4b0b5bc2f
SHA256

a9f7758895f964182cda2f5d32682ea9b93ad02730438959dab8b26280f19cb9
SHA512

20671bda7dff6e18cb4eb4091b832817db0e7a09981454e5bfead0c26830907e46aa37183bb6713bfa1be710711d1b1bf1310e5014970cd62c26d8cd80637417
SSDEEP

98304:ufZwA1OhvBdMe4kQuwmC9y3eSc75IxRH:WKJBdJ4knC0uSc75Ix

Score

6^/10

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

Processes:

msiexec.exe

flow pid process

3 2012 msiexec.exe

flow	pid	process
3	2012	msiexec.exe

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

Suspicious use of AdjustPrivilegeToken 38 IoCs

Processes:

msiexec.exemsiexec.exeAUDIODG.EXE

description	pid	process
Token: SeShutdownPrivilege	2012	msiexec.exe
Token: SeIncreaseQuotaPrivilege	2012	msiexec.exe
Token: SeRestorePrivilege	2948	msiexec.exe
Token: SeTakeOwnershipPrivilege	2948	msiexec.exe
Token: SeSecurityPrivilege	2948	msiexec.exe
Token: SeCreateTokenPrivilege	2012	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	2012	msiexec.exe
Token: SeLockMemoryPrivilege	2012	msiexec.exe
Token: SeIncreaseQuotaPrivilege	2012	msiexec.exe
Token: SeMachineAccountPrivilege	2012	msiexec.exe
Token: SeTcbPrivilege	2012	msiexec.exe
Token: SeSecurityPrivilege	2012	msiexec.exe
Token: SeTakeOwnershipPrivilege	2012	msiexec.exe
Token: SeLoadDriverPrivilege	2012	msiexec.exe
Token: SeSystemProfilePrivilege	2012	msiexec.exe
Token: SeSystemtimePrivilege	2012	msiexec.exe
Token: SeProfSingleProcessPrivilege	2012	msiexec.exe
Token: SeIncBasePriorityPrivilege	2012	msiexec.exe
Token: SeCreatePagefilePrivilege	2012	msiexec.exe
Token: SeCreatePermanentPrivilege	2012	msiexec.exe
Token: SeBackupPrivilege	2012	msiexec.exe
Token: SeRestorePrivilege	2012	msiexec.exe
Token: SeShutdownPrivilege	2012	msiexec.exe
Token: SeDebugPrivilege	2012	msiexec.exe
Token: SeAuditPrivilege	2012	msiexec.exe
Token: SeSystemEnvironmentPrivilege	2012	msiexec.exe
Token: SeChangeNotifyPrivilege	2012	msiexec.exe
Token: SeRemoteShutdownPrivilege	2012	msiexec.exe
Token: SeUndockPrivilege	2012	msiexec.exe
Token: SeSyncAgentPrivilege	2012	msiexec.exe
Token: SeEnableDelegationPrivilege	2012	msiexec.exe
Token: SeManageVolumePrivilege	2012	msiexec.exe
Token: SeImpersonatePrivilege	2012	msiexec.exe
Token: SeCreateGlobalPrivilege	2012	msiexec.exe
Token: 33	2868	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	2868	AUDIODG.EXE
Token: 33	2868	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	2868	AUDIODG.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

msiexec.exe

pid process

2012 msiexec.exe
2012 msiexec.exe

pid	process
2012	msiexec.exe
2012	msiexec.exe

C:\Windows\system32\msiexec.exe
msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\spacedesk_driver_Win_10_64_v2116.msi
1⤵
- Blocklisted process makes network request
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2012

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2948

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x0
1⤵
PID:1812

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x564
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2868

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x1
1⤵
PID:1784

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\Cab2D1B.tmp
Filesize
68KB

MD5
29f65ba8e88c063813cc50a4ea544e93

SHA1
05a7040d5c127e68c25d81cc51271ffb8bef3568

SHA256
1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

SHA512
e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar2E27.tmp
Filesize
177KB

MD5
435a9ac180383f9fa094131b173a2f7b

SHA1
76944ea657a9db94f9a4bef38f88c46ed4166983

SHA256
67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

SHA512
1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

Download Submit

Analysis

Sharing

Errors