Analysis
- max time kernel
5s - max time network
3s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system - submitted
09/01/2023, 01:52
Static task
static1
Behavioral task
behavioral1
Sample
Zoom_setup.msi
Resource
win7-20220901-en
windows7-x64
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
Zoom_setup.msi
Resource
win10v2004-20220812-en
windows10-2004-x64
5 signatures
150 seconds
General
- Target Zoom_setup.msi
- Size 32.7MB
- Sample230109-caldnaag85
- SHA256 1c3efcfd867dd83ade44cc660fb1ee04ff91bd78319f2d1dedca4f92c6725e72
- MD5 f3178261bc52648d2913284719dba022
- SHA1 85cf38073f5f0240d27d263aaf197deeab260aee
- SHA512 409ab2ffdc1fae9207279156153656c38c6d310de31f56f3258746a86b15c20427f12dc54d55112dadb80b59a8395b7e01ee02ec9722b5e917b0f08a68ba7464
- SSDEEP 786432:Y2rJJ2FJD2I8LsuRNCc367YpDkXPWPzcik0/5Urn7OiBh:YsJJU2lB38yESkE5UDaiH
- MD5 SHA1 SHA512 SSDEEP
Score
7/10
Malware Config
Signatures
- Loads dropped DLL 2 IoCs
pid Process 3484 MsiExec.exe 3484 MsiExec.exe - Enumerates connected drives 3 TTPs 48 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\F: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\F: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\Q: msiexec.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 1404 msiexec.exe Token: SeIncreaseQuotaPrivilege 1404 msiexec.exe Token: SeSecurityPrivilege 3928 msiexec.exe Token: SeCreateTokenPrivilege 1404 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 1404 msiexec.exe Token: SeLockMemoryPrivilege 1404 msiexec.exe Token: SeIncreaseQuotaPrivilege 1404 msiexec.exe Token: SeMachineAccountPrivilege 1404 msiexec.exe Token: SeTcbPrivilege 1404 msiexec.exe Token: SeSecurityPrivilege 1404 msiexec.exe Token: SeTakeOwnershipPrivilege 1404 msiexec.exe Token: SeLoadDriverPrivilege 1404 msiexec.exe Token: SeSystemProfilePrivilege 1404 msiexec.exe Token: SeSystemtimePrivilege 1404 msiexec.exe Token: SeProfSingleProcessPrivilege 1404 msiexec.exe Token: SeIncBasePriorityPrivilege 1404 msiexec.exe Token: SeCreatePagefilePrivilege 1404 msiexec.exe Token: SeCreatePermanentPrivilege 1404 msiexec.exe Token: SeBackupPrivilege 1404 msiexec.exe Token: SeRestorePrivilege 1404 msiexec.exe Token: SeShutdownPrivilege 1404 msiexec.exe Token: SeDebugPrivilege 1404 msiexec.exe Token: SeAuditPrivilege 1404 msiexec.exe Token: SeSystemEnvironmentPrivilege 1404 msiexec.exe Token: SeChangeNotifyPrivilege 1404 msiexec.exe Token: SeRemoteShutdownPrivilege 1404 msiexec.exe Token: SeUndockPrivilege 1404 msiexec.exe Token: SeSyncAgentPrivilege 1404 msiexec.exe Token: SeEnableDelegationPrivilege 1404 msiexec.exe Token: SeManageVolumePrivilege 1404 msiexec.exe Token: SeImpersonatePrivilege 1404 msiexec.exe Token: SeCreateGlobalPrivilege 1404 msiexec.exe Token: SeCreateTokenPrivilege 1404 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 1404 msiexec.exe Token: SeLockMemoryPrivilege 1404 msiexec.exe Token: SeIncreaseQuotaPrivilege 1404 msiexec.exe Token: SeMachineAccountPrivilege 1404 msiexec.exe Token: SeTcbPrivilege 1404 msiexec.exe Token: SeSecurityPrivilege 1404 msiexec.exe Token: SeTakeOwnershipPrivilege 1404 msiexec.exe Token: SeLoadDriverPrivilege 1404 msiexec.exe Token: SeSystemProfilePrivilege 1404 msiexec.exe Token: SeSystemtimePrivilege 1404 msiexec.exe Token: SeProfSingleProcessPrivilege 1404 msiexec.exe Token: SeIncBasePriorityPrivilege 1404 msiexec.exe Token: SeCreatePagefilePrivilege 1404 msiexec.exe Token: SeCreatePermanentPrivilege 1404 msiexec.exe Token: SeBackupPrivilege 1404 msiexec.exe Token: SeRestorePrivilege 1404 msiexec.exe Token: SeShutdownPrivilege 1404 msiexec.exe Token: SeDebugPrivilege 1404 msiexec.exe Token: SeAuditPrivilege 1404 msiexec.exe Token: SeSystemEnvironmentPrivilege 1404 msiexec.exe Token: SeChangeNotifyPrivilege 1404 msiexec.exe Token: SeRemoteShutdownPrivilege 1404 msiexec.exe Token: SeUndockPrivilege 1404 msiexec.exe Token: SeSyncAgentPrivilege 1404 msiexec.exe Token: SeEnableDelegationPrivilege 1404 msiexec.exe Token: SeManageVolumePrivilege 1404 msiexec.exe Token: SeImpersonatePrivilege 1404 msiexec.exe Token: SeCreateGlobalPrivilege 1404 msiexec.exe Token: SeCreateTokenPrivilege 1404 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 1404 msiexec.exe Token: SeLockMemoryPrivilege 1404 msiexec.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1404 msiexec.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3928 wrote to memory of 3484 3928 msiexec.exe 77 PID 3928 wrote to memory of 3484 3928 msiexec.exe 77 PID 3928 wrote to memory of 3484 3928 msiexec.exe 77
Processes
-
C:\Windows\system32\msiexec.exemsiexec.exe /I C:\Users\Admin\AppData\Local\Temp\Zoom_setup.msi1⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1404
-
C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3928 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 0671E24F26383D0DE3596F2380579A19 C2⤵
- Loads dropped DLL
PID:3484
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\MSIF3CB.tmp
- Size 285KB
- SHA256 f74c97b1a53541b059d3bfafe41a79005ce5065f8210d7de9f1b600dc4e28aa0
- MD5 b77a2a2768b9cc78a71bbffb9812b978
- SHA1 b70e27eb446fe1c3bc8ea03dabbee2739a782e04
- SHA512 a8b16bc60f8559c78c64ca9e85cd7fd704bba1f55b362465b7accef1bb853d1c9616995a35f972256c57fbe877ce880398ba1fbceaa658604883aa12dcbc4f57
- SSDEEP 6144:cAOfnUdzb4m26KFHF/jliAYktxjw0gCvo5VGWg6AZzGbasKHr45I:cRUFb4H6KJF/pDYkw0gCvoKWg6AZznX4
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\MSIF3CB.tmp
- Size 285KB
- SHA256 f74c97b1a53541b059d3bfafe41a79005ce5065f8210d7de9f1b600dc4e28aa0
- MD5 b77a2a2768b9cc78a71bbffb9812b978
- SHA1 b70e27eb446fe1c3bc8ea03dabbee2739a782e04
- SHA512 a8b16bc60f8559c78c64ca9e85cd7fd704bba1f55b362465b7accef1bb853d1c9616995a35f972256c57fbe877ce880398ba1fbceaa658604883aa12dcbc4f57
- SSDEEP 6144:cAOfnUdzb4m26KFHF/jliAYktxjw0gCvo5VGWg6AZzGbasKHr45I:cRUFb4H6KJF/pDYkw0gCvoKWg6AZznX4
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\MSIF9F6.tmp
- Size 285KB
- SHA256 f74c97b1a53541b059d3bfafe41a79005ce5065f8210d7de9f1b600dc4e28aa0
- MD5 b77a2a2768b9cc78a71bbffb9812b978
- SHA1 b70e27eb446fe1c3bc8ea03dabbee2739a782e04
- SHA512 a8b16bc60f8559c78c64ca9e85cd7fd704bba1f55b362465b7accef1bb853d1c9616995a35f972256c57fbe877ce880398ba1fbceaa658604883aa12dcbc4f57
- SSDEEP 6144:cAOfnUdzb4m26KFHF/jliAYktxjw0gCvo5VGWg6AZzGbasKHr45I:cRUFb4H6KJF/pDYkw0gCvoKWg6AZznX4
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\MSIF9F6.tmp
- Size 285KB
- SHA256 f74c97b1a53541b059d3bfafe41a79005ce5065f8210d7de9f1b600dc4e28aa0
- MD5 b77a2a2768b9cc78a71bbffb9812b978
- SHA1 b70e27eb446fe1c3bc8ea03dabbee2739a782e04
- SHA512 a8b16bc60f8559c78c64ca9e85cd7fd704bba1f55b362465b7accef1bb853d1c9616995a35f972256c57fbe877ce880398ba1fbceaa658604883aa12dcbc4f57
- SSDEEP 6144:cAOfnUdzb4m26KFHF/jliAYktxjw0gCvo5VGWg6AZzGbasKHr45I:cRUFb4H6KJF/pDYkw0gCvoKWg6AZznX4
- MD5 SHA1 SHA512 SSDEEP