Analysis
- max time kernel
85s - max time network
147s - platform
windows10_x64 - resource
win10-en - submitted
14/09/2021, 19:16
Static task
static1
Behavioral task
behavioral1
Sample
_Proceso-Factura-mjyrszqvqmrg.msi
Resource
win7v20210408
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
_Proceso-Factura-mjyrszqvqmrg.msi
Resource
win10-en
windows10_x64
0 signatures
0 seconds
General
- Target _Proceso-Factura-mjyrszqvqmrg.msi
- Size 7.0MB
- Sample210914-xyssvsgbf6
- SHA256 cfb68331d7506689b3d2a95903cdb40af313ba0b497045314643a8b2982cdaf1
- MD5 badcb262a649fa2b35eab6fb33d51423
- SHA1 bf27154e2b5e5934b7ae70f0eab0b8591068678d
- SHA512 1e5e4798768cd955e01b4abe7beabd449bde70e0914c85bfef7788dbdd5000a0e577d9ba1decc08e476c678e1a44b716b7a91d20ef8dec1a8e5327a7772ce499
- MD5 SHA1 SHA512
Score
7/10
Malware Config
Signatures
- Loads dropped DLL 4 IoCs
pid Process 4852 MsiExec.exe 4852 MsiExec.exe 4852 MsiExec.exe 4852 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) \??\I: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\F: msiexec.exe File opened (read-only) \??\B: 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) \??\T: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\F: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\B: msiexec.exe - Drops file in Windows directory 10 IoCs
description ioc Process File opened for modification C:\Windows\Installer\f73d905.msi msiexec.exe File opened for modification C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log msiexec.exe File opened for modification C:\Windows\Installer\MSID9A1.tmp msiexec.exe File created C:\Windows\Installer\SourceHash{B9336F0D-359B-45BE-BF2A-8661F790585D} msiexec.exe File opened for modification C:\Windows\Installer\MSIDDCB.tmp msiexec.exe File created C:\Windows\Installer\f73d905.msi msiexec.exe File opened for modification C:\Windows\Installer\MSIDBE4.tmp msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File created C:\Windows\Installer\inprogressinstallinfo.ipi msiexec.exe File opened for modification C:\Windows\Installer\MSIDD9B.tmp msiexec.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4740 msiexec.exe 4740 msiexec.exe - Suspicious use of AdjustPrivilegeToken 48 IoCs
description pid Process Token: SeShutdownPrivilege 4700 msiexec.exe Token: SeIncreaseQuotaPrivilege 4700 msiexec.exe Token: SeSecurityPrivilege 4740 msiexec.exe Token: SeCreateTokenPrivilege 4700 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 4700 msiexec.exe Token: SeLockMemoryPrivilege 4700 msiexec.exe Token: SeIncreaseQuotaPrivilege 4700 msiexec.exe Token: SeMachineAccountPrivilege 4700 msiexec.exe Token: SeTcbPrivilege 4700 msiexec.exe Token: SeSecurityPrivilege 4700 msiexec.exe Token: SeTakeOwnershipPrivilege 4700 msiexec.exe Token: SeLoadDriverPrivilege 4700 msiexec.exe Token: SeSystemProfilePrivilege 4700 msiexec.exe Token: SeSystemtimePrivilege 4700 msiexec.exe Token: SeProfSingleProcessPrivilege 4700 msiexec.exe Token: SeIncBasePriorityPrivilege 4700 msiexec.exe Token: SeCreatePagefilePrivilege 4700 msiexec.exe Token: SeCreatePermanentPrivilege 4700 msiexec.exe Token: SeBackupPrivilege 4700 msiexec.exe Token: SeRestorePrivilege 4700 msiexec.exe Token: SeShutdownPrivilege 4700 msiexec.exe Token: SeDebugPrivilege 4700 msiexec.exe Token: SeAuditPrivilege 4700 msiexec.exe Token: SeSystemEnvironmentPrivilege 4700 msiexec.exe Token: SeChangeNotifyPrivilege 4700 msiexec.exe Token: SeRemoteShutdownPrivilege 4700 msiexec.exe Token: SeUndockPrivilege 4700 msiexec.exe Token: SeSyncAgentPrivilege 4700 msiexec.exe Token: SeEnableDelegationPrivilege 4700 msiexec.exe Token: SeManageVolumePrivilege 4700 msiexec.exe Token: SeImpersonatePrivilege 4700 msiexec.exe Token: SeCreateGlobalPrivilege 4700 msiexec.exe Token: SeRestorePrivilege 4740 msiexec.exe Token: SeTakeOwnershipPrivilege 4740 msiexec.exe Token: SeRestorePrivilege 4740 msiexec.exe Token: SeTakeOwnershipPrivilege 4740 msiexec.exe Token: SeRestorePrivilege 4740 msiexec.exe Token: SeTakeOwnershipPrivilege 4740 msiexec.exe Token: SeRestorePrivilege 4740 msiexec.exe Token: SeTakeOwnershipPrivilege 4740 msiexec.exe Token: SeRestorePrivilege 4740 msiexec.exe Token: SeTakeOwnershipPrivilege 4740 msiexec.exe Token: SeRestorePrivilege 4740 msiexec.exe Token: SeTakeOwnershipPrivilege 4740 msiexec.exe Token: SeRestorePrivilege 4740 msiexec.exe Token: SeTakeOwnershipPrivilege 4740 msiexec.exe Token: SeRestorePrivilege 4740 msiexec.exe Token: SeTakeOwnershipPrivilege 4740 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4700 msiexec.exe 4700 msiexec.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4740 wrote to memory of 4852 4740 msiexec.exe 71 PID 4740 wrote to memory of 4852 4740 msiexec.exe 71 PID 4740 wrote to memory of 4852 4740 msiexec.exe 71
Processes
-
C:\Windows\system32\msiexec.exemsiexec.exe /I C:\Users\Admin\AppData\Local\Temp\_Proceso-Factura-mjyrszqvqmrg.msi1⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:4700
-
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:4740 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 1311D8A50F91A0F135EC44E06147B0122⤵
- Loads dropped DLL
PID:4852
-