Analysis
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max time kernel
28s -
max time network
19s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
03-11-2024 12:53
Static task
static1
Behavioral task
behavioral1
Sample
a9fa025fe912c8ad5e6566c675e045732c4d89f4187bfd94c4e916dd9fe25417.msi
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
a9fa025fe912c8ad5e6566c675e045732c4d89f4187bfd94c4e916dd9fe25417.msi
Resource
win10v2004-20241007-en
General
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Target
a9fa025fe912c8ad5e6566c675e045732c4d89f4187bfd94c4e916dd9fe25417.msi
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Size
1.3MB
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MD5
f83ed040b4e52088817df73ef51fe0d3
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SHA1
3d011c54ae9a66ef2a865afd694712b338feed5d
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SHA256
a9fa025fe912c8ad5e6566c675e045732c4d89f4187bfd94c4e916dd9fe25417
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SHA512
c4fe6171f4590a3f588bba5818d05ed525619fc3333f911ea785bebea11788f144b71974254f6dbf270a2b89f9c21698d882d378274cf63005223fe5618d15f0
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SSDEEP
24576:ezTxLN3YlMvZCFlp8zBQSc0ZoCvqKox0ECIgYmfLVYeBZr7AL7EveuFPY:ezz3YuW8zBQSc0ZnSKmZKumZr7AfEvLY
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.
Processes:
msiexec.exemsiexec.exedescription ioc process File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\L: 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) \??\U: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\R: msiexec.exe -
Drops file in Windows directory 11 IoCs
Processes:
DrvInst.exemsiexec.exedescription ioc process File opened for modification C:\Windows\INF\setupapi.dev.log DrvInst.exe File opened for modification C:\Windows\Installer\MSI4FC6.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 created C:\Windows\Installer\f784ab6.msi msiexec.exe File opened for modification C:\Windows\Installer\f784ab6.msi msiexec.exe File opened for modification C:\Windows\Installer\MSI4C0E.tmp msiexec.exe File created C:\Windows\Installer\f784ab7.ipi msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File opened for modification C:\Windows\Installer\MSI5525.tmp msiexec.exe File opened for modification C:\Windows\Installer\f784ab7.ipi msiexec.exe -
Executes dropped EXE 1 IoCs
Processes:
MSI5525.tmppid process 1832 MSI5525.tmp -
Loads dropped DLL 10 IoCs
Processes:
MsiExec.exeMsiExec.exerundll32.exepid process 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2556 MsiExec.exe 1812 rundll32.exe 1812 rundll32.exe 1812 rundll32.exe 1812 rundll32.exe -
Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
MsiExec.exeMsiExec.exeMSI5525.tmpdescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MsiExec.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MsiExec.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MSI5525.tmp -
Modifies data under HKEY_USERS 43 IoCs
Processes:
DrvInst.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\Certificates 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\CA DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CTLs 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\Microsoft\SystemCertificates\trust\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\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\Policies\Microsoft\SystemCertificates\trust DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\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\My DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\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\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\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\Policies\Microsoft\SystemCertificates\CA\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed 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\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CRLs DrvInst.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
msiexec.exeMSI5525.tmprundll32.exepid process 2320 msiexec.exe 2320 msiexec.exe 1832 MSI5525.tmp 1812 rundll32.exe 1812 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
msiexec.exemsiexec.exedescription pid process Token: SeShutdownPrivilege 1492 msiexec.exe Token: SeIncreaseQuotaPrivilege 1492 msiexec.exe Token: SeRestorePrivilege 2320 msiexec.exe Token: SeTakeOwnershipPrivilege 2320 msiexec.exe Token: SeSecurityPrivilege 2320 msiexec.exe Token: SeCreateTokenPrivilege 1492 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 1492 msiexec.exe Token: SeLockMemoryPrivilege 1492 msiexec.exe Token: SeIncreaseQuotaPrivilege 1492 msiexec.exe Token: SeMachineAccountPrivilege 1492 msiexec.exe Token: SeTcbPrivilege 1492 msiexec.exe Token: SeSecurityPrivilege 1492 msiexec.exe Token: SeTakeOwnershipPrivilege 1492 msiexec.exe Token: SeLoadDriverPrivilege 1492 msiexec.exe Token: SeSystemProfilePrivilege 1492 msiexec.exe Token: SeSystemtimePrivilege 1492 msiexec.exe Token: SeProfSingleProcessPrivilege 1492 msiexec.exe Token: SeIncBasePriorityPrivilege 1492 msiexec.exe Token: SeCreatePagefilePrivilege 1492 msiexec.exe Token: SeCreatePermanentPrivilege 1492 msiexec.exe Token: SeBackupPrivilege 1492 msiexec.exe Token: SeRestorePrivilege 1492 msiexec.exe Token: SeShutdownPrivilege 1492 msiexec.exe Token: SeDebugPrivilege 1492 msiexec.exe Token: SeAuditPrivilege 1492 msiexec.exe Token: SeSystemEnvironmentPrivilege 1492 msiexec.exe Token: SeChangeNotifyPrivilege 1492 msiexec.exe Token: SeRemoteShutdownPrivilege 1492 msiexec.exe Token: SeUndockPrivilege 1492 msiexec.exe Token: SeSyncAgentPrivilege 1492 msiexec.exe Token: SeEnableDelegationPrivilege 1492 msiexec.exe Token: SeManageVolumePrivilege 1492 msiexec.exe Token: SeImpersonatePrivilege 1492 msiexec.exe Token: SeCreateGlobalPrivilege 1492 msiexec.exe Token: SeCreateTokenPrivilege 1492 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 1492 msiexec.exe Token: SeLockMemoryPrivilege 1492 msiexec.exe Token: SeIncreaseQuotaPrivilege 1492 msiexec.exe Token: SeMachineAccountPrivilege 1492 msiexec.exe Token: SeTcbPrivilege 1492 msiexec.exe Token: SeSecurityPrivilege 1492 msiexec.exe Token: SeTakeOwnershipPrivilege 1492 msiexec.exe Token: SeLoadDriverPrivilege 1492 msiexec.exe Token: SeSystemProfilePrivilege 1492 msiexec.exe Token: SeSystemtimePrivilege 1492 msiexec.exe Token: SeProfSingleProcessPrivilege 1492 msiexec.exe Token: SeIncBasePriorityPrivilege 1492 msiexec.exe Token: SeCreatePagefilePrivilege 1492 msiexec.exe Token: SeCreatePermanentPrivilege 1492 msiexec.exe Token: SeBackupPrivilege 1492 msiexec.exe Token: SeRestorePrivilege 1492 msiexec.exe Token: SeShutdownPrivilege 1492 msiexec.exe Token: SeDebugPrivilege 1492 msiexec.exe Token: SeAuditPrivilege 1492 msiexec.exe Token: SeSystemEnvironmentPrivilege 1492 msiexec.exe Token: SeChangeNotifyPrivilege 1492 msiexec.exe Token: SeRemoteShutdownPrivilege 1492 msiexec.exe Token: SeUndockPrivilege 1492 msiexec.exe Token: SeSyncAgentPrivilege 1492 msiexec.exe Token: SeEnableDelegationPrivilege 1492 msiexec.exe Token: SeManageVolumePrivilege 1492 msiexec.exe Token: SeImpersonatePrivilege 1492 msiexec.exe Token: SeCreateGlobalPrivilege 1492 msiexec.exe Token: SeCreateTokenPrivilege 1492 msiexec.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
msiexec.exepid process 1492 msiexec.exe 1492 msiexec.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
msiexec.exedescription pid process target process PID 2320 wrote to memory of 2636 2320 msiexec.exe MsiExec.exe PID 2320 wrote to memory of 2636 2320 msiexec.exe MsiExec.exe PID 2320 wrote to memory of 2636 2320 msiexec.exe MsiExec.exe PID 2320 wrote to memory of 2636 2320 msiexec.exe MsiExec.exe PID 2320 wrote to memory of 2636 2320 msiexec.exe MsiExec.exe PID 2320 wrote to memory of 2636 2320 msiexec.exe MsiExec.exe PID 2320 wrote to memory of 2636 2320 msiexec.exe MsiExec.exe PID 2320 wrote to memory of 2556 2320 msiexec.exe MsiExec.exe PID 2320 wrote to memory of 2556 2320 msiexec.exe MsiExec.exe PID 2320 wrote to memory of 2556 2320 msiexec.exe MsiExec.exe PID 2320 wrote to memory of 2556 2320 msiexec.exe MsiExec.exe PID 2320 wrote to memory of 2556 2320 msiexec.exe MsiExec.exe PID 2320 wrote to memory of 2556 2320 msiexec.exe MsiExec.exe PID 2320 wrote to memory of 2556 2320 msiexec.exe MsiExec.exe PID 2320 wrote to memory of 1832 2320 msiexec.exe MSI5525.tmp PID 2320 wrote to memory of 1832 2320 msiexec.exe MSI5525.tmp PID 2320 wrote to memory of 1832 2320 msiexec.exe MSI5525.tmp PID 2320 wrote to memory of 1832 2320 msiexec.exe MSI5525.tmp PID 2320 wrote to memory of 1832 2320 msiexec.exe MSI5525.tmp PID 2320 wrote to memory of 1832 2320 msiexec.exe MSI5525.tmp PID 2320 wrote to memory of 1832 2320 msiexec.exe MSI5525.tmp -
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\a9fa025fe912c8ad5e6566c675e045732c4d89f4187bfd94c4e916dd9fe25417.msi1⤵
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1492
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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:2320 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding AD42C92085F34696D0D94911277B0ED0 C2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2636
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C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding DB69388981A74EF14EE9DCC48E5F33032⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2556
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C:\Windows\Installer\MSI5525.tmp"C:\Windows\Installer\MSI5525.tmp" C:/Windows/System32/rundll32.exe C:\Users\Admin\AppData\Local\glosar\beta.dll, homq2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:1832
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵PID:2960
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C:\Windows\system32\DrvInst.exeDrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "00000000000003EC" "00000000000005D4"1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:1232
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C:\Windows\System32\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Local\glosar\beta.dll, homq1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:1812
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD5c4f0beac34558475087bd747af7951e5
SHA101bb4ca7672152de4d6f1a967ccb3b76c28366e2
SHA256738ae1be95c246495682ba351238119f04a88119d131441165d16e1cf84c1e1a
SHA512b5a0f4d32228fa8619ed126b5ceb72323e9c42366973fe6b8d5767a37e65ab4a511500e54a492d59492d567b845ab82c1414c320de35620bbe12a3dd1c57f479
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Filesize
436KB
MD5475d20c0ea477a35660e3f67ecf0a1df
SHA167340739f51e1134ae8f0ffc5ae9dd710e8e3a08
SHA256426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd
SHA51299525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e
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Filesize
364KB
MD5a1c84c14a82f2cbb7e9a5f253d721159
SHA13aa5e70111c290c45daac06984281dfb5439115b
SHA25653e65d071870f127bc6bf6c8e8ddfd131558153513976744ee7460eeb766d081
SHA512f76691853fa45d93246dfd8569af5ec7e66fdd7536241b92ee10bb9202b0502e66dfd030fe539956fb28fe20e71b33cae524038c356facf555d4a130c64665ed
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Filesize
389KB
MD5b9545ed17695a32face8c3408a6a3553
SHA1f6c31c9cd832ae2aebcd88e7b2fa6803ae93fc83
SHA2561e0e63b446eecf6c9781c7d1cae1f46a3bb31654a70612f71f31538fb4f4729a
SHA512f6d6dc40dcba5ff091452d7cc257427dcb7ce2a21816b4fec2ee249e63246b64667f5c4095220623533243103876433ef8c12c9b612c0e95fdfffe41d1504e04