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Analysis
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max time kernel
122s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
13/03/2024, 03:45
Static task
static1
Behavioral task
behavioral1
Sample
ee1e5b80a1d3d47c7703ea2b6b64ee96283ab3628ee4fa1fef6d35d1d9051e9f.msi
Resource
win7-20240221-en
windows7-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
ee1e5b80a1d3d47c7703ea2b6b64ee96283ab3628ee4fa1fef6d35d1d9051e9f.msi
Resource
win10v2004-20240226-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
ee1e5b80a1d3d47c7703ea2b6b64ee96283ab3628ee4fa1fef6d35d1d9051e9f.msi
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Size
1.4MB
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MD5
ec183d55d6c11480bc167da468a526fa
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SHA1
e4315009a338b527d7b65bd557be404b9f55d284
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SHA256
ee1e5b80a1d3d47c7703ea2b6b64ee96283ab3628ee4fa1fef6d35d1d9051e9f
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SHA512
03d6fa94994b642ed753827d13aafa4bc61580102c4fa1fb8861d391f8b3b62e0d90a1328b9f10af1c00a443f43a69a3085068356906e46bb53d70df30e29cf3
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SSDEEP
24576:gfPxLNvYLSMvZCFlp8zBQSc0ZoCvqKwx0ECIgYmfLVYeBZr7AgrukBho6l:gf/vYpW8zBQSc0ZnSKeZKumZr7AZqhDl
Score
6/10
Malware Config
Signatures
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Enumerates connected drives 3 TTPs 46 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\I: 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) \??\V: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\Z: msiexec.exe -
Drops file in Windows directory 11 IoCs
description ioc Process File opened for modification C:\Windows\Installer\MSI3CC2.tmp msiexec.exe File created C:\Windows\Installer\f763c46.ipi msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File opened for modification C:\Windows\Installer\MSI3DEB.tmp msiexec.exe 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\Installer\f763c45.msi msiexec.exe File opened for modification C:\Windows\Installer\MSI3E4B.tmp msiexec.exe File opened for modification C:\Windows\Installer\f763c46.ipi msiexec.exe File opened for modification C:\Windows\INF\setupapi.dev.log DrvInst.exe File created C:\Windows\Installer\f763c45.msi msiexec.exe -
Executes dropped EXE 1 IoCs
pid Process 1956 MSI3E4B.tmp -
Loads dropped DLL 10 IoCs
pid Process 1284 MsiExec.exe 1284 MsiExec.exe 1284 MsiExec.exe 1284 MsiExec.exe 1284 MsiExec.exe 764 MsiExec.exe 1940 rundll32.exe 1940 rundll32.exe 1940 rundll32.exe 1940 rundll32.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 DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\Certificates 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\TrustedPeople DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople 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\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CTLs 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\Policies\Microsoft\SystemCertificates\Disallowed\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\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\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CRLs 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\trust\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\Certificates 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\My DrvInst.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 2352 msiexec.exe 2352 msiexec.exe 1956 MSI3E4B.tmp 1940 rundll32.exe 1940 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 2244 msiexec.exe Token: SeIncreaseQuotaPrivilege 2244 msiexec.exe Token: SeRestorePrivilege 2352 msiexec.exe Token: SeTakeOwnershipPrivilege 2352 msiexec.exe Token: SeSecurityPrivilege 2352 msiexec.exe Token: SeCreateTokenPrivilege 2244 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 2244 msiexec.exe Token: SeLockMemoryPrivilege 2244 msiexec.exe Token: SeIncreaseQuotaPrivilege 2244 msiexec.exe Token: SeMachineAccountPrivilege 2244 msiexec.exe Token: SeTcbPrivilege 2244 msiexec.exe Token: SeSecurityPrivilege 2244 msiexec.exe Token: SeTakeOwnershipPrivilege 2244 msiexec.exe Token: SeLoadDriverPrivilege 2244 msiexec.exe Token: SeSystemProfilePrivilege 2244 msiexec.exe Token: SeSystemtimePrivilege 2244 msiexec.exe Token: SeProfSingleProcessPrivilege 2244 msiexec.exe Token: SeIncBasePriorityPrivilege 2244 msiexec.exe Token: SeCreatePagefilePrivilege 2244 msiexec.exe Token: SeCreatePermanentPrivilege 2244 msiexec.exe Token: SeBackupPrivilege 2244 msiexec.exe Token: SeRestorePrivilege 2244 msiexec.exe Token: SeShutdownPrivilege 2244 msiexec.exe Token: SeDebugPrivilege 2244 msiexec.exe Token: SeAuditPrivilege 2244 msiexec.exe Token: SeSystemEnvironmentPrivilege 2244 msiexec.exe Token: SeChangeNotifyPrivilege 2244 msiexec.exe Token: SeRemoteShutdownPrivilege 2244 msiexec.exe Token: SeUndockPrivilege 2244 msiexec.exe Token: SeSyncAgentPrivilege 2244 msiexec.exe Token: SeEnableDelegationPrivilege 2244 msiexec.exe Token: SeManageVolumePrivilege 2244 msiexec.exe Token: SeImpersonatePrivilege 2244 msiexec.exe Token: SeCreateGlobalPrivilege 2244 msiexec.exe Token: SeCreateTokenPrivilege 2244 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 2244 msiexec.exe Token: SeLockMemoryPrivilege 2244 msiexec.exe Token: SeIncreaseQuotaPrivilege 2244 msiexec.exe Token: SeMachineAccountPrivilege 2244 msiexec.exe Token: SeTcbPrivilege 2244 msiexec.exe Token: SeSecurityPrivilege 2244 msiexec.exe Token: SeTakeOwnershipPrivilege 2244 msiexec.exe Token: SeLoadDriverPrivilege 2244 msiexec.exe Token: SeSystemProfilePrivilege 2244 msiexec.exe Token: SeSystemtimePrivilege 2244 msiexec.exe Token: SeProfSingleProcessPrivilege 2244 msiexec.exe Token: SeIncBasePriorityPrivilege 2244 msiexec.exe Token: SeCreatePagefilePrivilege 2244 msiexec.exe Token: SeCreatePermanentPrivilege 2244 msiexec.exe Token: SeBackupPrivilege 2244 msiexec.exe Token: SeRestorePrivilege 2244 msiexec.exe Token: SeShutdownPrivilege 2244 msiexec.exe Token: SeDebugPrivilege 2244 msiexec.exe Token: SeAuditPrivilege 2244 msiexec.exe Token: SeSystemEnvironmentPrivilege 2244 msiexec.exe Token: SeChangeNotifyPrivilege 2244 msiexec.exe Token: SeRemoteShutdownPrivilege 2244 msiexec.exe Token: SeUndockPrivilege 2244 msiexec.exe Token: SeSyncAgentPrivilege 2244 msiexec.exe Token: SeEnableDelegationPrivilege 2244 msiexec.exe Token: SeManageVolumePrivilege 2244 msiexec.exe Token: SeImpersonatePrivilege 2244 msiexec.exe Token: SeCreateGlobalPrivilege 2244 msiexec.exe Token: SeCreateTokenPrivilege 2244 msiexec.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2244 msiexec.exe 2244 msiexec.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 2352 wrote to memory of 1284 2352 msiexec.exe 29 PID 2352 wrote to memory of 1284 2352 msiexec.exe 29 PID 2352 wrote to memory of 1284 2352 msiexec.exe 29 PID 2352 wrote to memory of 1284 2352 msiexec.exe 29 PID 2352 wrote to memory of 1284 2352 msiexec.exe 29 PID 2352 wrote to memory of 1284 2352 msiexec.exe 29 PID 2352 wrote to memory of 1284 2352 msiexec.exe 29 PID 2352 wrote to memory of 764 2352 msiexec.exe 33 PID 2352 wrote to memory of 764 2352 msiexec.exe 33 PID 2352 wrote to memory of 764 2352 msiexec.exe 33 PID 2352 wrote to memory of 764 2352 msiexec.exe 33 PID 2352 wrote to memory of 764 2352 msiexec.exe 33 PID 2352 wrote to memory of 764 2352 msiexec.exe 33 PID 2352 wrote to memory of 764 2352 msiexec.exe 33 PID 2352 wrote to memory of 1956 2352 msiexec.exe 34 PID 2352 wrote to memory of 1956 2352 msiexec.exe 34 PID 2352 wrote to memory of 1956 2352 msiexec.exe 34 PID 2352 wrote to memory of 1956 2352 msiexec.exe 34 PID 2352 wrote to memory of 1956 2352 msiexec.exe 34 PID 2352 wrote to memory of 1956 2352 msiexec.exe 34 PID 2352 wrote to memory of 1956 2352 msiexec.exe 34 -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Windows\system32\msiexec.exemsiexec.exe /I C:\Users\Admin\AppData\Local\Temp\ee1e5b80a1d3d47c7703ea2b6b64ee96283ab3628ee4fa1fef6d35d1d9051e9f.msi1⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2244
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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:2352 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding C152001C5999E16E5EFCA54ED942A1B6 C2⤵
- Loads dropped DLL
PID:1284
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C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding F34EDE56717417F824B5AAE9CE9F13812⤵
- Loads dropped DLL
PID:764
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C:\Windows\Installer\MSI3E4B.tmp"C:\Windows\Installer\MSI3E4B.tmp" C:\Windows\System32\rundll32.exe C:\Users\Admin\AppData\Local\stat\falcon.dll, vgml2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:1956
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵PID:2560
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C:\Windows\system32\DrvInst.exeDrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "0000000000000394" "00000000000004A0"1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:1980
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C:\Windows\System32\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Local\stat\falcon.dll, vgml1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:1940
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD5174eecbf69c594a90a07fb7e8c3c8e3a
SHA1671b2597fa82cec633143289b56e743a24788087
SHA256e67adc98ae646ca23812c6a043762a4bc56ecc51f42f57d03a798f6537de8b95
SHA5121b0e8d1b32964fbfb0c15b08eae6a16499aebab090ad59a99482fdb7c1b73afa67a44f3c662341189e447a574a5e9cfb2eafb2dda8e958dc63140824bffef2f6
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Filesize
436KB
MD5475d20c0ea477a35660e3f67ecf0a1df
SHA167340739f51e1134ae8f0ffc5ae9dd710e8e3a08
SHA256426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd
SHA51299525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e
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Filesize
469KB
MD5e27c6586dba78d5d302589f3b231be40
SHA1305031a6d93a744cf61552ab673ddb27843ee845
SHA2563b63ea8b6f9b2aa847faa11f6cd3eb281abd9b9cceedb570713c4d78a47de567
SHA5121f0c126e38eed21ee51e04ebe4717fcbb3545d9ccdcc24ba0125f82c5f9b94d1406cbf3ba9f58958e4f180bdd6931bc3a3cb5390de990f8265baabfd414f89c2
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Filesize
389KB
MD5b9545ed17695a32face8c3408a6a3553
SHA1f6c31c9cd832ae2aebcd88e7b2fa6803ae93fc83
SHA2561e0e63b446eecf6c9781c7d1cae1f46a3bb31654a70612f71f31538fb4f4729a
SHA512f6d6dc40dcba5ff091452d7cc257427dcb7ce2a21816b4fec2ee249e63246b64667f5c4095220623533243103876433ef8c12c9b612c0e95fdfffe41d1504e04