Analysis
-
max time kernel
147s -
max time network
127s -
platform
windows7_x64 -
resource
win7-20231023-en -
resource tags
arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system -
submitted
19-11-2023 21:36
Static task
static1
Behavioral task
behavioral1
Sample
8b6c6c007efa8e1a7da241564142f8a8a934dcce451c7e522cdd86292e81ead7.msi
Resource
win7-20231023-en
windows7-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
8b6c6c007efa8e1a7da241564142f8a8a934dcce451c7e522cdd86292e81ead7.msi
Resource
win10v2004-20231020-en
windows10-2004-x64
13 signatures
150 seconds
General
-
Target
8b6c6c007efa8e1a7da241564142f8a8a934dcce451c7e522cdd86292e81ead7.msi
-
Size
8.7MB
-
MD5
1170e2b02b92895d9db0be336d032d90
-
SHA1
18f49619d69b057e81163bdf08eab5f355ce662c
-
SHA256
8b6c6c007efa8e1a7da241564142f8a8a934dcce451c7e522cdd86292e81ead7
-
SHA512
bd1ceeee7928592e318b7f28b557bfcb97e4bb8f65f8c09001f19a746c7532f4f9d86aa54aab2866b5852921aa04a4f8de18e6c9109cc91c94c34879013c0134
-
SSDEEP
196608:YeS5hV9/S6WXbfXlTrn7HZ5AQX3AveLukj1w9cNzvhXoZJ+:YdhVs6WXjX9HZ5AQX32WD/oZY
Score
6/10
Malware Config
Signatures
-
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\M: msiexec.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\INF\setupapi.ev3 DrvInst.exe File opened for modification C:\Windows\INF\setupapi.ev1 DrvInst.exe File opened for modification C:\Windows\INF\setupapi.dev.log DrvInst.exe -
Modifies data under HKEY_USERS 43 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\My DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust DrvInst.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CRLs DrvInst.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2184 msiexec.exe -
Suspicious use of AdjustPrivilegeToken 49 IoCs
description pid Process Token: SeShutdownPrivilege 2184 msiexec.exe Token: SeIncreaseQuotaPrivilege 2184 msiexec.exe Token: SeRestorePrivilege 2964 msiexec.exe Token: SeTakeOwnershipPrivilege 2964 msiexec.exe Token: SeSecurityPrivilege 2964 msiexec.exe Token: SeCreateTokenPrivilege 2184 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 2184 msiexec.exe Token: SeLockMemoryPrivilege 2184 msiexec.exe Token: SeIncreaseQuotaPrivilege 2184 msiexec.exe Token: SeMachineAccountPrivilege 2184 msiexec.exe Token: SeTcbPrivilege 2184 msiexec.exe Token: SeSecurityPrivilege 2184 msiexec.exe Token: SeTakeOwnershipPrivilege 2184 msiexec.exe Token: SeLoadDriverPrivilege 2184 msiexec.exe Token: SeSystemProfilePrivilege 2184 msiexec.exe Token: SeSystemtimePrivilege 2184 msiexec.exe Token: SeProfSingleProcessPrivilege 2184 msiexec.exe Token: SeIncBasePriorityPrivilege 2184 msiexec.exe Token: SeCreatePagefilePrivilege 2184 msiexec.exe Token: SeCreatePermanentPrivilege 2184 msiexec.exe Token: SeBackupPrivilege 2184 msiexec.exe Token: SeRestorePrivilege 2184 msiexec.exe Token: SeShutdownPrivilege 2184 msiexec.exe Token: SeDebugPrivilege 2184 msiexec.exe Token: SeAuditPrivilege 2184 msiexec.exe Token: SeSystemEnvironmentPrivilege 2184 msiexec.exe Token: SeChangeNotifyPrivilege 2184 msiexec.exe Token: SeRemoteShutdownPrivilege 2184 msiexec.exe Token: SeUndockPrivilege 2184 msiexec.exe Token: SeSyncAgentPrivilege 2184 msiexec.exe Token: SeEnableDelegationPrivilege 2184 msiexec.exe Token: SeManageVolumePrivilege 2184 msiexec.exe Token: SeImpersonatePrivilege 2184 msiexec.exe Token: SeCreateGlobalPrivilege 2184 msiexec.exe Token: SeBackupPrivilege 2672 vssvc.exe Token: SeRestorePrivilege 2672 vssvc.exe Token: SeAuditPrivilege 2672 vssvc.exe Token: SeBackupPrivilege 2964 msiexec.exe Token: SeRestorePrivilege 2964 msiexec.exe Token: SeRestorePrivilege 2128 DrvInst.exe Token: SeRestorePrivilege 2128 DrvInst.exe Token: SeRestorePrivilege 2128 DrvInst.exe Token: SeRestorePrivilege 2128 DrvInst.exe Token: SeRestorePrivilege 2128 DrvInst.exe Token: SeRestorePrivilege 2128 DrvInst.exe Token: SeRestorePrivilege 2128 DrvInst.exe Token: SeLoadDriverPrivilege 2128 DrvInst.exe Token: SeLoadDriverPrivilege 2128 DrvInst.exe Token: SeLoadDriverPrivilege 2128 DrvInst.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2184 msiexec.exe -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
-
C:\Windows\system32\msiexec.exemsiexec.exe /I C:\Users\Admin\AppData\Local\Temp\8b6c6c007efa8e1a7da241564142f8a8a934dcce451c7e522cdd86292e81ead7.msi1⤵
- Enumerates connected drives
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2184
-
C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2964
-
C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2672
-
C:\Windows\system32\DrvInst.exeDrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "00000000000005A8" "00000000000003A0"1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:2128