Analysis
- max time kernel
5s - max time network
12s - platform
windows7_x64 - resource
win7v20210410 - submitted
10/08/2021, 13:04
Static task
static1
Behavioral task
behavioral1
Sample
Atendimento 3982773867455.msi
Resource
win7v20210410
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
Atendimento 3982773867455.msi
Resource
win10v20210408
windows10_x64
0 signatures
0 seconds
General
- Target Atendimento 3982773867455.msi
- Size 3.1MB
- Sample210810-d5b7rfqvr2
- SHA256 e7929b41f6211185990cd523debd50156d6a74433fc04b13cb5cbdf6f25d403a
- MD5 8c33ca0a403e8491f0defd2e5ac68515
- SHA1 9b72f80cbbdb60ec1f787ce9183dd80ec8c3ca72
- SHA512 236f1c4b54ad4640f775257e59efe7a790deb2d1810d9983646404d6af745622fa38578708b7d3588b9220a7b90ac49d388ebd11f9ab1cfb445b572827cb5b07
- MD5 SHA1 SHA512
Score
7/10
Malware Config
Signatures
- Loads dropped DLL 3 IoCs
pid Process 756 MsiExec.exe 756 MsiExec.exe 756 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) \??\P: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\F: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\F: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\Z: msiexec.exe - Drops file in Windows directory 9 IoCs
description ioc Process File opened for modification C:\Windows\Installer\MSI3073.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSI32C5.tmp msiexec.exe File created C:\Windows\Installer\f742fe8.ipi msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File opened for modification C:\Windows\Installer\MSI348B.tmp msiexec.exe File created C:\Windows\Installer\f742fe6.msi msiexec.exe File opened for modification C:\Windows\Installer\f742fe6.msi msiexec.exe File opened for modification C:\Windows\Installer\MSI344C.tmp msiexec.exe File opened for modification C:\Windows\Installer\f742fe8.ipi msiexec.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1732 msiexec.exe 1732 msiexec.exe - Suspicious use of AdjustPrivilegeToken 50 IoCs
description pid Process Token: SeShutdownPrivilege 2020 msiexec.exe Token: SeIncreaseQuotaPrivilege 2020 msiexec.exe Token: SeRestorePrivilege 1732 msiexec.exe Token: SeTakeOwnershipPrivilege 1732 msiexec.exe Token: SeSecurityPrivilege 1732 msiexec.exe Token: SeCreateTokenPrivilege 2020 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 2020 msiexec.exe Token: SeLockMemoryPrivilege 2020 msiexec.exe Token: SeIncreaseQuotaPrivilege 2020 msiexec.exe Token: SeMachineAccountPrivilege 2020 msiexec.exe Token: SeTcbPrivilege 2020 msiexec.exe Token: SeSecurityPrivilege 2020 msiexec.exe Token: SeTakeOwnershipPrivilege 2020 msiexec.exe Token: SeLoadDriverPrivilege 2020 msiexec.exe Token: SeSystemProfilePrivilege 2020 msiexec.exe Token: SeSystemtimePrivilege 2020 msiexec.exe Token: SeProfSingleProcessPrivilege 2020 msiexec.exe Token: SeIncBasePriorityPrivilege 2020 msiexec.exe Token: SeCreatePagefilePrivilege 2020 msiexec.exe Token: SeCreatePermanentPrivilege 2020 msiexec.exe Token: SeBackupPrivilege 2020 msiexec.exe Token: SeRestorePrivilege 2020 msiexec.exe Token: SeShutdownPrivilege 2020 msiexec.exe Token: SeDebugPrivilege 2020 msiexec.exe Token: SeAuditPrivilege 2020 msiexec.exe Token: SeSystemEnvironmentPrivilege 2020 msiexec.exe Token: SeChangeNotifyPrivilege 2020 msiexec.exe Token: SeRemoteShutdownPrivilege 2020 msiexec.exe Token: SeUndockPrivilege 2020 msiexec.exe Token: SeSyncAgentPrivilege 2020 msiexec.exe Token: SeEnableDelegationPrivilege 2020 msiexec.exe Token: SeManageVolumePrivilege 2020 msiexec.exe Token: SeImpersonatePrivilege 2020 msiexec.exe Token: SeCreateGlobalPrivilege 2020 msiexec.exe Token: SeRestorePrivilege 1732 msiexec.exe Token: SeTakeOwnershipPrivilege 1732 msiexec.exe Token: SeRestorePrivilege 1732 msiexec.exe Token: SeTakeOwnershipPrivilege 1732 msiexec.exe Token: SeRestorePrivilege 1732 msiexec.exe Token: SeTakeOwnershipPrivilege 1732 msiexec.exe Token: SeRestorePrivilege 1732 msiexec.exe Token: SeTakeOwnershipPrivilege 1732 msiexec.exe Token: SeRestorePrivilege 1732 msiexec.exe Token: SeTakeOwnershipPrivilege 1732 msiexec.exe Token: SeRestorePrivilege 1732 msiexec.exe Token: SeTakeOwnershipPrivilege 1732 msiexec.exe Token: SeRestorePrivilege 1732 msiexec.exe Token: SeTakeOwnershipPrivilege 1732 msiexec.exe Token: SeRestorePrivilege 1732 msiexec.exe Token: SeTakeOwnershipPrivilege 1732 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2020 msiexec.exe 2020 msiexec.exe - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1732 wrote to memory of 756 1732 msiexec.exe 30 PID 1732 wrote to memory of 756 1732 msiexec.exe 30 PID 1732 wrote to memory of 756 1732 msiexec.exe 30 PID 1732 wrote to memory of 756 1732 msiexec.exe 30 PID 1732 wrote to memory of 756 1732 msiexec.exe 30 PID 1732 wrote to memory of 756 1732 msiexec.exe 30 PID 1732 wrote to memory of 756 1732 msiexec.exe 30
Processes
-
C:\Windows\system32\msiexec.exemsiexec.exe /I "C:\Users\Admin\AppData\Local\Temp\Atendimento 3982773867455.msi"1⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2020
-
C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1732 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding F3F4A00557C1514E27DE0E31C0859F4D2⤵
- Loads dropped DLL
PID:756
-