Analysis
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max time kernel
43s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
23-07-2024 21:33
Static task
static1
Behavioral task
behavioral1
Sample
3a950d7e6736f17c3df90844c76d934dc66c17ec76841a4ad58de07af7955f0f.msi
Resource
win7-20240708-en
windows7-x64
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
3a950d7e6736f17c3df90844c76d934dc66c17ec76841a4ad58de07af7955f0f.msi
Resource
win7-20240704-en
windows7-x64
16 signatures
150 seconds
General
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Target
3a950d7e6736f17c3df90844c76d934dc66c17ec76841a4ad58de07af7955f0f.msi
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Size
1.5MB
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MD5
c4e8f3e02fd50a4051f11048f1355726
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SHA1
c82bf39c9f4797f346447aecc1070fb8c892010f
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SHA256
3a950d7e6736f17c3df90844c76d934dc66c17ec76841a4ad58de07af7955f0f
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SHA512
e44d8330c4ffdae01614ed5d11c2f112cff9b39bae793242f983d039e1404d371a2697a77fa65b740e43548ab1b203607a6d82b05ff3df741be02bd99a136592
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SSDEEP
24576:QjGxLNvYLSMvZCFlp8zBQSc0ZoCvqKwx0ECIgYmfLVYeBZr7A0r7Jh3OnJ3qXIoj:QjivYpW8zBQSc0ZnSKeZKumZr7A+D3O2
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.
Processes:
msiexec.exemsiexec.exedescription ioc Process File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\I: 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) \??\P: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\L: 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) \??\Q: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\Y: msiexec.exe -
Drops file in System32 directory 1 IoCs
Processes:
mmc.exedescription ioc Process File opened for modification C:\Windows\system32\taskschd.msc mmc.exe -
Drops file in Windows directory 11 IoCs
Processes:
msiexec.exeDrvInst.exedescription ioc Process File opened for modification C:\Windows\Installer\MSI2877.tmp msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File opened for modification C:\Windows\Installer\f7927ad.ipi msiexec.exe File opened for modification C:\Windows\Installer\f7927ac.msi msiexec.exe File opened for modification C:\Windows\INF\setupapi.ev1 DrvInst.exe File opened for modification C:\Windows\INF\setupapi.dev.log DrvInst.exe File created C:\Windows\Installer\f7927ac.msi msiexec.exe File created C:\Windows\Installer\f7927ad.ipi msiexec.exe File opened for modification C:\Windows\Installer\MSI2CCC.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSI2D99.tmp msiexec.exe File opened for modification C:\Windows\INF\setupapi.ev3 DrvInst.exe -
Executes dropped EXE 1 IoCs
Processes:
MSI2D99.tmppid Process 1504 MSI2D99.tmp -
Loads dropped DLL 10 IoCs
Processes:
MsiExec.exeMsiExec.exerundll32.exepid Process 2132 MsiExec.exe 2132 MsiExec.exe 2132 MsiExec.exe 2132 MsiExec.exe 2132 MsiExec.exe 848 MsiExec.exe 2996 rundll32.exe 2996 rundll32.exe 2996 rundll32.exe 2996 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.exeMSI2D99.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 MSI2D99.tmp -
Modifies data under HKEY_USERS 43 IoCs
Processes:
DrvInst.exedescription ioc Process 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\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\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\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CTLs 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 Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\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\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\CA\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\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\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\My 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\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople 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\Root\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople 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 DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CTLs DrvInst.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
msiexec.exeMSI2D99.tmprundll32.exepid Process 2900 msiexec.exe 2900 msiexec.exe 1504 MSI2D99.tmp 2996 rundll32.exe 2996 rundll32.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
mmc.exepid Process 972 mmc.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
msiexec.exemsiexec.exedescription pid Process Token: SeShutdownPrivilege 2124 msiexec.exe Token: SeIncreaseQuotaPrivilege 2124 msiexec.exe Token: SeRestorePrivilege 2900 msiexec.exe Token: SeTakeOwnershipPrivilege 2900 msiexec.exe Token: SeSecurityPrivilege 2900 msiexec.exe Token: SeCreateTokenPrivilege 2124 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 2124 msiexec.exe Token: SeLockMemoryPrivilege 2124 msiexec.exe Token: SeIncreaseQuotaPrivilege 2124 msiexec.exe Token: SeMachineAccountPrivilege 2124 msiexec.exe Token: SeTcbPrivilege 2124 msiexec.exe Token: SeSecurityPrivilege 2124 msiexec.exe Token: SeTakeOwnershipPrivilege 2124 msiexec.exe Token: SeLoadDriverPrivilege 2124 msiexec.exe Token: SeSystemProfilePrivilege 2124 msiexec.exe Token: SeSystemtimePrivilege 2124 msiexec.exe Token: SeProfSingleProcessPrivilege 2124 msiexec.exe Token: SeIncBasePriorityPrivilege 2124 msiexec.exe Token: SeCreatePagefilePrivilege 2124 msiexec.exe Token: SeCreatePermanentPrivilege 2124 msiexec.exe Token: SeBackupPrivilege 2124 msiexec.exe Token: SeRestorePrivilege 2124 msiexec.exe Token: SeShutdownPrivilege 2124 msiexec.exe Token: SeDebugPrivilege 2124 msiexec.exe Token: SeAuditPrivilege 2124 msiexec.exe Token: SeSystemEnvironmentPrivilege 2124 msiexec.exe Token: SeChangeNotifyPrivilege 2124 msiexec.exe Token: SeRemoteShutdownPrivilege 2124 msiexec.exe Token: SeUndockPrivilege 2124 msiexec.exe Token: SeSyncAgentPrivilege 2124 msiexec.exe Token: SeEnableDelegationPrivilege 2124 msiexec.exe Token: SeManageVolumePrivilege 2124 msiexec.exe Token: SeImpersonatePrivilege 2124 msiexec.exe Token: SeCreateGlobalPrivilege 2124 msiexec.exe Token: SeCreateTokenPrivilege 2124 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 2124 msiexec.exe Token: SeLockMemoryPrivilege 2124 msiexec.exe Token: SeIncreaseQuotaPrivilege 2124 msiexec.exe Token: SeMachineAccountPrivilege 2124 msiexec.exe Token: SeTcbPrivilege 2124 msiexec.exe Token: SeSecurityPrivilege 2124 msiexec.exe Token: SeTakeOwnershipPrivilege 2124 msiexec.exe Token: SeLoadDriverPrivilege 2124 msiexec.exe Token: SeSystemProfilePrivilege 2124 msiexec.exe Token: SeSystemtimePrivilege 2124 msiexec.exe Token: SeProfSingleProcessPrivilege 2124 msiexec.exe Token: SeIncBasePriorityPrivilege 2124 msiexec.exe Token: SeCreatePagefilePrivilege 2124 msiexec.exe Token: SeCreatePermanentPrivilege 2124 msiexec.exe Token: SeBackupPrivilege 2124 msiexec.exe Token: SeRestorePrivilege 2124 msiexec.exe Token: SeShutdownPrivilege 2124 msiexec.exe Token: SeDebugPrivilege 2124 msiexec.exe Token: SeAuditPrivilege 2124 msiexec.exe Token: SeSystemEnvironmentPrivilege 2124 msiexec.exe Token: SeChangeNotifyPrivilege 2124 msiexec.exe Token: SeRemoteShutdownPrivilege 2124 msiexec.exe Token: SeUndockPrivilege 2124 msiexec.exe Token: SeSyncAgentPrivilege 2124 msiexec.exe Token: SeEnableDelegationPrivilege 2124 msiexec.exe Token: SeManageVolumePrivilege 2124 msiexec.exe Token: SeImpersonatePrivilege 2124 msiexec.exe Token: SeCreateGlobalPrivilege 2124 msiexec.exe Token: SeCreateTokenPrivilege 2124 msiexec.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
msiexec.exepid Process 2124 msiexec.exe 2124 msiexec.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
mmc.exepid Process 972 mmc.exe 972 mmc.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
msiexec.exedescription pid Process procid_target PID 2900 wrote to memory of 2132 2900 msiexec.exe 30 PID 2900 wrote to memory of 2132 2900 msiexec.exe 30 PID 2900 wrote to memory of 2132 2900 msiexec.exe 30 PID 2900 wrote to memory of 2132 2900 msiexec.exe 30 PID 2900 wrote to memory of 2132 2900 msiexec.exe 30 PID 2900 wrote to memory of 2132 2900 msiexec.exe 30 PID 2900 wrote to memory of 2132 2900 msiexec.exe 30 PID 2900 wrote to memory of 848 2900 msiexec.exe 35 PID 2900 wrote to memory of 848 2900 msiexec.exe 35 PID 2900 wrote to memory of 848 2900 msiexec.exe 35 PID 2900 wrote to memory of 848 2900 msiexec.exe 35 PID 2900 wrote to memory of 848 2900 msiexec.exe 35 PID 2900 wrote to memory of 848 2900 msiexec.exe 35 PID 2900 wrote to memory of 848 2900 msiexec.exe 35 PID 2900 wrote to memory of 1504 2900 msiexec.exe 36 PID 2900 wrote to memory of 1504 2900 msiexec.exe 36 PID 2900 wrote to memory of 1504 2900 msiexec.exe 36 PID 2900 wrote to memory of 1504 2900 msiexec.exe 36 PID 2900 wrote to memory of 1504 2900 msiexec.exe 36 PID 2900 wrote to memory of 1504 2900 msiexec.exe 36 PID 2900 wrote to memory of 1504 2900 msiexec.exe 36 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
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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\3a950d7e6736f17c3df90844c76d934dc66c17ec76841a4ad58de07af7955f0f.msi1⤵
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2124
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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:2900 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 89A1F8B7F52971A774A70E570F812751 C2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2132
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C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding BA18C42D52E917D9FC817C853454DBA52⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:848
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C:\Windows\Installer\MSI2D99.tmp"C:\Windows\Installer\MSI2D99.tmp" C:\Windows\System32\rundll32.exe C:\Users\Admin\AppData\Local\stat\falcon.dll, vgml2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:1504
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵PID:2812
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C:\Windows\system32\DrvInst.exeDrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "000000000000058C" "00000000000004E4"1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:2028
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C:\Windows\system32\mmc.exe"C:\Windows\system32\mmc.exe" "C:\Windows\system32\taskschd.msc" /s1⤵
- Drops file in System32 directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:972
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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:2996
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD590e27edd05c3ddd34fa9d5047e0395bd
SHA173d8287ff6a6581a20ea936c4de7293fef4b2d8f
SHA256a8e6519370b714ef6b27b9b03249988ce9489dbc420414228b88cabc44995542
SHA512d8f4850f6487b603075eebc1bcc63a5505a54618273ec6e6a87e6b9d652643e5faf47c43ba27389e45fd25dbf13c9cfd8fdd4a15b6b7cf6d14ca180b25f49dbf
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Filesize
436KB
MD5475d20c0ea477a35660e3f67ecf0a1df
SHA167340739f51e1134ae8f0ffc5ae9dd710e8e3a08
SHA256426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd
SHA51299525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e
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Filesize
694KB
MD5da8ae8e1de522b20a462239c6893613e
SHA17f65ef885815d81d220f9f42877ff0d696b0134c
SHA256aee22a35cbdac3f16c3ed742c0b1bfe9739a13469cf43b36fb2c63565111028c
SHA512d2dca9ba9272a0bdfa88f7520545e21a1f4d18dcacec36b072369cee8e28ba635a0214b47caef74b6f7fcd06e120d898da997e71c8955c72510972c66d2a855d
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Filesize
389KB
MD5b9545ed17695a32face8c3408a6a3553
SHA1f6c31c9cd832ae2aebcd88e7b2fa6803ae93fc83
SHA2561e0e63b446eecf6c9781c7d1cae1f46a3bb31654a70612f71f31538fb4f4729a
SHA512f6d6dc40dcba5ff091452d7cc257427dcb7ce2a21816b4fec2ee249e63246b64667f5c4095220623533243103876433ef8c12c9b612c0e95fdfffe41d1504e04