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Analysis
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max time kernel
121s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
12/03/2024, 03:19
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) \??\E: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\G: 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) \??\Z: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\P: msiexec.exe -
Drops file in Windows directory 11 IoCs
description ioc Process File opened for modification C:\Windows\Installer\f769f0e.ipi msiexec.exe File opened for modification C:\Windows\INF\setupapi.ev3 DrvInst.exe File opened for modification C:\Windows\INF\setupapi.dev.log DrvInst.exe File opened for modification C:\Windows\Installer\ msiexec.exe File opened for modification C:\Windows\Installer\MSIA1BC.tmp msiexec.exe File created C:\Windows\Installer\f769f0e.ipi msiexec.exe File opened for modification C:\Windows\Installer\MSIA2B8.tmp msiexec.exe File opened for modification C:\Windows\INF\setupapi.ev1 DrvInst.exe File created C:\Windows\Installer\f769f0d.msi msiexec.exe File opened for modification C:\Windows\Installer\f769f0d.msi msiexec.exe File opened for modification C:\Windows\Installer\MSI9F99.tmp msiexec.exe -
Executes dropped EXE 1 IoCs
pid Process 1356 MSIA2B8.tmp -
Loads dropped DLL 10 IoCs
pid Process 2604 MsiExec.exe 2604 MsiExec.exe 2604 MsiExec.exe 2604 MsiExec.exe 2604 MsiExec.exe 1960 MsiExec.exe 1008 rundll32.exe 1008 rundll32.exe 1008 rundll32.exe 1008 rundll32.exe -
Modifies data under HKEY_USERS 43 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\Certificates 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\Microsoft\SystemCertificates\Disallowed\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CRLs 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\Policies\Microsoft\SystemCertificates\TrustedPeople DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CTLs 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\Disallowed\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates DrvInst.exe 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\Microsoft\SystemCertificates\Disallowed DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CTLs 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\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed 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\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\Root DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\My DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CRLs DrvInst.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 860 msiexec.exe 860 msiexec.exe 1356 MSIA2B8.tmp 1008 rundll32.exe 1008 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 2216 msiexec.exe Token: SeIncreaseQuotaPrivilege 2216 msiexec.exe Token: SeRestorePrivilege 860 msiexec.exe Token: SeTakeOwnershipPrivilege 860 msiexec.exe Token: SeSecurityPrivilege 860 msiexec.exe Token: SeCreateTokenPrivilege 2216 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 2216 msiexec.exe Token: SeLockMemoryPrivilege 2216 msiexec.exe Token: SeIncreaseQuotaPrivilege 2216 msiexec.exe Token: SeMachineAccountPrivilege 2216 msiexec.exe Token: SeTcbPrivilege 2216 msiexec.exe Token: SeSecurityPrivilege 2216 msiexec.exe Token: SeTakeOwnershipPrivilege 2216 msiexec.exe Token: SeLoadDriverPrivilege 2216 msiexec.exe Token: SeSystemProfilePrivilege 2216 msiexec.exe Token: SeSystemtimePrivilege 2216 msiexec.exe Token: SeProfSingleProcessPrivilege 2216 msiexec.exe Token: SeIncBasePriorityPrivilege 2216 msiexec.exe Token: SeCreatePagefilePrivilege 2216 msiexec.exe Token: SeCreatePermanentPrivilege 2216 msiexec.exe Token: SeBackupPrivilege 2216 msiexec.exe Token: SeRestorePrivilege 2216 msiexec.exe Token: SeShutdownPrivilege 2216 msiexec.exe Token: SeDebugPrivilege 2216 msiexec.exe Token: SeAuditPrivilege 2216 msiexec.exe Token: SeSystemEnvironmentPrivilege 2216 msiexec.exe Token: SeChangeNotifyPrivilege 2216 msiexec.exe Token: SeRemoteShutdownPrivilege 2216 msiexec.exe Token: SeUndockPrivilege 2216 msiexec.exe Token: SeSyncAgentPrivilege 2216 msiexec.exe Token: SeEnableDelegationPrivilege 2216 msiexec.exe Token: SeManageVolumePrivilege 2216 msiexec.exe Token: SeImpersonatePrivilege 2216 msiexec.exe Token: SeCreateGlobalPrivilege 2216 msiexec.exe Token: SeCreateTokenPrivilege 2216 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 2216 msiexec.exe Token: SeLockMemoryPrivilege 2216 msiexec.exe Token: SeIncreaseQuotaPrivilege 2216 msiexec.exe Token: SeMachineAccountPrivilege 2216 msiexec.exe Token: SeTcbPrivilege 2216 msiexec.exe Token: SeSecurityPrivilege 2216 msiexec.exe Token: SeTakeOwnershipPrivilege 2216 msiexec.exe Token: SeLoadDriverPrivilege 2216 msiexec.exe Token: SeSystemProfilePrivilege 2216 msiexec.exe Token: SeSystemtimePrivilege 2216 msiexec.exe Token: SeProfSingleProcessPrivilege 2216 msiexec.exe Token: SeIncBasePriorityPrivilege 2216 msiexec.exe Token: SeCreatePagefilePrivilege 2216 msiexec.exe Token: SeCreatePermanentPrivilege 2216 msiexec.exe Token: SeBackupPrivilege 2216 msiexec.exe Token: SeRestorePrivilege 2216 msiexec.exe Token: SeShutdownPrivilege 2216 msiexec.exe Token: SeDebugPrivilege 2216 msiexec.exe Token: SeAuditPrivilege 2216 msiexec.exe Token: SeSystemEnvironmentPrivilege 2216 msiexec.exe Token: SeChangeNotifyPrivilege 2216 msiexec.exe Token: SeRemoteShutdownPrivilege 2216 msiexec.exe Token: SeUndockPrivilege 2216 msiexec.exe Token: SeSyncAgentPrivilege 2216 msiexec.exe Token: SeEnableDelegationPrivilege 2216 msiexec.exe Token: SeManageVolumePrivilege 2216 msiexec.exe Token: SeImpersonatePrivilege 2216 msiexec.exe Token: SeCreateGlobalPrivilege 2216 msiexec.exe Token: SeCreateTokenPrivilege 2216 msiexec.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2216 msiexec.exe 2216 msiexec.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 860 wrote to memory of 2604 860 msiexec.exe 29 PID 860 wrote to memory of 2604 860 msiexec.exe 29 PID 860 wrote to memory of 2604 860 msiexec.exe 29 PID 860 wrote to memory of 2604 860 msiexec.exe 29 PID 860 wrote to memory of 2604 860 msiexec.exe 29 PID 860 wrote to memory of 2604 860 msiexec.exe 29 PID 860 wrote to memory of 2604 860 msiexec.exe 29 PID 860 wrote to memory of 1960 860 msiexec.exe 33 PID 860 wrote to memory of 1960 860 msiexec.exe 33 PID 860 wrote to memory of 1960 860 msiexec.exe 33 PID 860 wrote to memory of 1960 860 msiexec.exe 33 PID 860 wrote to memory of 1960 860 msiexec.exe 33 PID 860 wrote to memory of 1960 860 msiexec.exe 33 PID 860 wrote to memory of 1960 860 msiexec.exe 33 PID 860 wrote to memory of 1356 860 msiexec.exe 34 PID 860 wrote to memory of 1356 860 msiexec.exe 34 PID 860 wrote to memory of 1356 860 msiexec.exe 34 PID 860 wrote to memory of 1356 860 msiexec.exe 34 PID 860 wrote to memory of 1356 860 msiexec.exe 34 PID 860 wrote to memory of 1356 860 msiexec.exe 34 PID 860 wrote to memory of 1356 860 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:2216
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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:860 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding ADAA248CD4425163B51C18DB270E4950 C2⤵
- Loads dropped DLL
PID:2604
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C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 858EF847A7765CD931DFC796D900C9242⤵
- Loads dropped DLL
PID:1960
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C:\Windows\Installer\MSIA2B8.tmp"C:\Windows\Installer\MSIA2B8.tmp" C:\Windows\System32\rundll32.exe C:\Users\Admin\AppData\Local\stat\falcon.dll, vgml2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:1356
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵PID:2340
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C:\Windows\system32\DrvInst.exeDrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "0000000000000558" "00000000000003B4"1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:656
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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:1008
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD5eb32ee8aea9dd57006793735eefc06fe
SHA180671481baeb6d0cdfc7406a1206f4c4cc477d30
SHA2566fef86f111b70009396c605c3d6928bc9e7f7998c54a7a245ff4affaac6448df
SHA512d3167439c42ab2a03c31b6d7d567061e6dd634a49f248254ab63755da3deed014c95b1c2d43b93be72a32d22ac03f9531861fc462f4b129b470ba394f48e2e60
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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