Analysis
- max time kernel
148s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
23/07/2026, 12:10
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
setup.1.0.2286300014.msi
Resource
win10v2004-20260513-en
windows10-2004-x64
24 signatures
150 seconds
Behavioral task
behavioral2
Sample
setup.1.0.2286300014.msi
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
24 signatures
150 seconds
General
- Target setup.1.0.2286300014.msi
- Size 9.9MB
- Sample260723-pcd4kswtcy
- SHA256 1a78327cd7851aee3e8725c158ac3a9cc9690b5ef6e5d9ffb0889144573ae84d
- MD5 06e6a2cbe4581f4bad230f741bc88f5b
- SHA1 f9d4471803f13601b1bbd2df2e91899695265cf0
- SHA512 0840a9a04346474a9cc27e01a9b3a78d4598753613fb9497c30a562cb7e59ced36433dec2ae47ec06c9c5353b9f80e7f351374bcf50d4d9f5b4f3cb7a4d97470
- SSDEEP 196608:iF9Jv/XMoUc/GDtUG5bqmIHWkW0CoCF3RwW+aPNMHfnvcDHhYFf9rxpoq:i/FPU3txdNI2UCNz+cDHh+f9rnJ
- TLSH T10EA63388ACCE3A74C517CB7D562631FD383A2FE6B9714C297AAE37101932326253B754
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 1552 powershell.exe - Executes dropped EXE 1 IoCs
pid Process 1516 Zfeolt.exe - Loads dropped DLL 2 IoCs
pid Process 2684 MsiExec.exe 1516 Zfeolt.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Tencent SecurityHealth = "\"C:\\Users\\Public\\KrJk8P\\Zfeolt.exe\"" Zfeolt.exe - Badlisted process makes network request 8 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 2 2684 MsiExec.exe 3 2684 MsiExec.exe 4 2684 MsiExec.exe 7 2684 MsiExec.exe 8 2684 MsiExec.exe 12 2684 MsiExec.exe 13 2684 MsiExec.exe 14 2684 MsiExec.exe - 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) \??\S: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\P: msiexec.exe 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) \??\O: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\D: msiexec.exe File opened (read-only) \??\D: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\Q: msiexec.exe - Indicator Removal: Clear Persistence 1 TTPs 2 IoCs
Clear artifacts associated with previously established persistence like scheduletasks on a host.
pid Process 5324 cmd.exe 4448 cmd.exe - Drops file in System32 directory 8 IoCs
description ioc Process File created C:\Windows\System32\CodeIntegrity\SiPolicy.p7b Zfeolt.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 MsiExec.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B039FEA45CB4CC4BBACFC013C7C55604_FA4759C1FDA1D5B56F6A969553761240 MsiExec.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B039FEA45CB4CC4BBACFC013C7C55604_FA4759C1FDA1D5B56F6A969553761240 MsiExec.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\D077F3BA01F0F2293C650040B1B80D25_46BE3773AFCF70DA60E4725C8326A576 MsiExec.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\D077F3BA01F0F2293C650040B1B80D25_46BE3773AFCF70DA60E4725C8326A576 MsiExec.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\1BA79029EC3FFD076F5DAC2F70A18685 MsiExec.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\1BA79029EC3FFD076F5DAC2F70A18685 MsiExec.exe - Drops file in Windows directory 13 IoCs
description ioc Process File opened for modification C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log msiexec.exe File created C:\Windows\Installer\SourceHash{DEB810EB-854C-4347-31EA-54CE741E7ECA} msiexec.exe File opened for modification C:\Windows\Installer\MSI59CF.tmp msiexec.exe File created C:\Windows\SystemTemp\~DFDC136CA48D39A66B.TMP msiexec.exe File created C:\Windows\Installer\e5953c3.msi msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File created C:\Windows\Installer\inprogressinstallinfo.ipi msiexec.exe File created C:\Windows\SystemTemp\~DFF9A533BC3E3ED9CD.TMP msiexec.exe File created C:\Windows\SystemTemp\~DF36C27F7151EE0FBC.TMP msiexec.exe File opened for modification C:\Windows\Installer\MSI5903.tmp msiexec.exe File created C:\Windows\Installer\e5953c5.msi msiexec.exe File created C:\Windows\SystemTemp\~DFBA01F95D8E6A6F5B.TMP msiexec.exe File opened for modification C:\Windows\Installer\e5953c3.msi msiexec.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
pid Process 4988 msiexec.exe - Executes a command shell one-liner 1 TTPs 2 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 2672 cmd.exe 2696 cmd.exe - Checks SCSI registry key(s) 3 TTPs 5 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr\SnapshotDataCache = 534e41505041525401000000700000008ec7416a0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 vssvc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters vssvc.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters vssvc.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr vssvc.exe Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr\PartitionTableCache = 0000000004000000508ea0cb0cbd3e300000000000000000000000000000000000000000000000000000000000000000000000000000000000001071020000000000c0120000000000000000000000002701010000883801508ea0cb0000000000001071020000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000d0830200000000006025c501000000000000000000000700010000e84101508ea0cb000000000000d08302000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030a9c701000000000000050000000000000000000000070001000098d4e3508ea0cb00000000000030a9c7010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030a9cc0100000000000005000000000000000000000007000100009854e6508ea0cb00000000000030a9cc01000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 vssvc.exe - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ MsiExec.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" MsiExec.exe Key deleted \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E msiexec.exe Key deleted \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27 msiexec.exe Key created \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\28 msiexec.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" MsiExec.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" MsiExec.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" MsiExec.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing MsiExec.exe - Modifies registry class 22 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BE018BEDC458743413AE45EC47E1E7AC\PackageCode = "62C6DCCF7CF9BED4A9C76688AFED34DB" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BE018BEDC458743413AE45EC47E1E7AC\InstanceType = "0" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BE018BEDC458743413AE45EC47E1E7AC\SourceList\Media\1 = ";" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BE018BEDC458743413AE45EC47E1E7AC msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BE018BEDC458743413AE45EC47E1E7AC\AuthorizedLUAApp = "0" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BE018BEDC458743413AE45EC47E1E7AC\SourceList\PackageName = "setup.1.0.2286300014.msi" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BE018BEDC458743413AE45EC47E1E7AC\Language = "1033" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BE018BEDC458743413AE45EC47E1E7AC\Version = "84017285" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BE018BEDC458743413AE45EC47E1E7AC\Assignment = "1" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\B0D998F6B083E84562400466342627EF msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BE018BEDC458743413AE45EC47E1E7AC\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" msiexec.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BE018BEDC458743413AE45EC47E1E7AC\Clients = 3a0000000000 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BE018BEDC458743413AE45EC47E1E7AC\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\BE018BEDC458743413AE45EC47E1E7AC msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\BE018BEDC458743413AE45EC47E1E7AC\UuueatYAD msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BE018BEDC458743413AE45EC47E1E7AC\AdvertiseFlags = "388" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BE018BEDC458743413AE45EC47E1E7AC\DeploymentFlags = "3" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\B0D998F6B083E84562400466342627EF\BE018BEDC458743413AE45EC47E1E7AC msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BE018BEDC458743413AE45EC47E1E7AC\SourceList msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BE018BEDC458743413AE45EC47E1E7AC\SourceList\Net msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BE018BEDC458743413AE45EC47E1E7AC\SourceList\Media msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BE018BEDC458743413AE45EC47E1E7AC\ProductName = "Google Licensing Dll" msiexec.exe - Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2524 schtasks.exe 5176 schtasks.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3308 msiexec.exe 3308 msiexec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 1516 Zfeolt.exe 1516 Zfeolt.exe 1516 Zfeolt.exe 1516 Zfeolt.exe 1516 Zfeolt.exe 1516 Zfeolt.exe 1516 Zfeolt.exe 1516 Zfeolt.exe 1516 Zfeolt.exe 1516 Zfeolt.exe 1516 Zfeolt.exe 1516 Zfeolt.exe 1516 Zfeolt.exe 1516 Zfeolt.exe 1516 Zfeolt.exe 1516 Zfeolt.exe 1516 Zfeolt.exe 1516 Zfeolt.exe 1516 Zfeolt.exe 1516 Zfeolt.exe 1516 Zfeolt.exe 1516 Zfeolt.exe 1516 Zfeolt.exe 1516 Zfeolt.exe 1516 Zfeolt.exe 1516 Zfeolt.exe - Suspicious behavior: LoadsDriver 5 IoCs
pid Process 816 Process not Found 816 Process not Found 816 Process not Found 816 Process not Found 816 Process not Found - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 4988 msiexec.exe Token: SeIncreaseQuotaPrivilege 4988 msiexec.exe Token: SeSecurityPrivilege 3308 msiexec.exe Token: SeCreateTokenPrivilege 4988 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 4988 msiexec.exe Token: SeLockMemoryPrivilege 4988 msiexec.exe Token: SeIncreaseQuotaPrivilege 4988 msiexec.exe Token: SeMachineAccountPrivilege 4988 msiexec.exe Token: SeTcbPrivilege 4988 msiexec.exe Token: SeSecurityPrivilege 4988 msiexec.exe Token: SeTakeOwnershipPrivilege 4988 msiexec.exe Token: SeLoadDriverPrivilege 4988 msiexec.exe Token: SeSystemProfilePrivilege 4988 msiexec.exe Token: SeSystemtimePrivilege 4988 msiexec.exe Token: SeProfSingleProcessPrivilege 4988 msiexec.exe Token: SeIncBasePriorityPrivilege 4988 msiexec.exe Token: SeCreatePagefilePrivilege 4988 msiexec.exe Token: SeCreatePermanentPrivilege 4988 msiexec.exe Token: SeBackupPrivilege 4988 msiexec.exe Token: SeRestorePrivilege 4988 msiexec.exe Token: SeShutdownPrivilege 4988 msiexec.exe Token: SeDebugPrivilege 4988 msiexec.exe Token: SeAuditPrivilege 4988 msiexec.exe Token: SeSystemEnvironmentPrivilege 4988 msiexec.exe Token: SeChangeNotifyPrivilege 4988 msiexec.exe Token: SeRemoteShutdownPrivilege 4988 msiexec.exe Token: SeUndockPrivilege 4988 msiexec.exe Token: SeSyncAgentPrivilege 4988 msiexec.exe Token: SeEnableDelegationPrivilege 4988 msiexec.exe Token: SeManageVolumePrivilege 4988 msiexec.exe Token: SeImpersonatePrivilege 4988 msiexec.exe Token: SeCreateGlobalPrivilege 4988 msiexec.exe Token: SeBackupPrivilege 2052 vssvc.exe Token: SeRestorePrivilege 2052 vssvc.exe Token: SeAuditPrivilege 2052 vssvc.exe Token: SeBackupPrivilege 3308 msiexec.exe Token: SeRestorePrivilege 3308 msiexec.exe Token: SeRestorePrivilege 3308 msiexec.exe Token: SeTakeOwnershipPrivilege 3308 msiexec.exe Token: SeRestorePrivilege 3308 msiexec.exe Token: SeTakeOwnershipPrivilege 3308 msiexec.exe Token: SeRestorePrivilege 3308 msiexec.exe Token: SeTakeOwnershipPrivilege 3308 msiexec.exe Token: SeBackupPrivilege 2788 srtasks.exe Token: SeRestorePrivilege 2788 srtasks.exe Token: SeSecurityPrivilege 2788 srtasks.exe Token: SeTakeOwnershipPrivilege 2788 srtasks.exe Token: SeBackupPrivilege 2788 srtasks.exe Token: SeRestorePrivilege 2788 srtasks.exe Token: SeSecurityPrivilege 2788 srtasks.exe Token: SeTakeOwnershipPrivilege 2788 srtasks.exe Token: SeRestorePrivilege 3308 msiexec.exe Token: SeTakeOwnershipPrivilege 3308 msiexec.exe Token: SeRestorePrivilege 3308 msiexec.exe Token: SeTakeOwnershipPrivilege 3308 msiexec.exe Token: SeRestorePrivilege 3308 msiexec.exe Token: SeTakeOwnershipPrivilege 3308 msiexec.exe Token: SeRestorePrivilege 3308 msiexec.exe Token: SeTakeOwnershipPrivilege 3308 msiexec.exe Token: SeRestorePrivilege 3308 msiexec.exe Token: SeTakeOwnershipPrivilege 3308 msiexec.exe Token: SeRestorePrivilege 3308 msiexec.exe Token: SeTakeOwnershipPrivilege 3308 msiexec.exe Token: SeRestorePrivilege 3308 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4988 msiexec.exe 4988 msiexec.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4988 msiexec.exe 3308 msiexec.exe 2684 MsiExec.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3308 wrote to memory of 2788 3308 msiexec.exe 94 PID 3308 wrote to memory of 2684 3308 msiexec.exe 96 - 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.
- 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\setup.1.0.2286300014.msi1⤵
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:4988
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Enumerates connected drives
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3308 -
C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:22⤵
- Suspicious use of AdjustPrivilegeToken
PID:2788
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C:\Windows\System32\MsiExec.exeC:\Windows\System32\MsiExec.exe -Embedding D7E9A6327D52D8EA773BB71384611FAE E Global\MSI00002⤵
- Loads dropped DLL
- Badlisted process makes network request
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2684
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:2052
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:5024
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C:\Users\Public\KrJk8P\Zfeolt.exe"C:\Users\Public\KrJk8P\Zfeolt.exe"1⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
PID:1516 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath 'C:\ProgramData','C:\Users','C:\Program Files (x86)','C:\' -Force2⤵
- Command and Scripting Interpreter: PowerShell
PID:1552
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\Public\KrJk8P\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
PID:4448 -
C:\Windows\system32\schtasks.exeSCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\Public\KrJk8P\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
PID:2524
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:3400
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:480
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\ProgramData\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
PID:5324 -
C:\Windows\system32\schtasks.exeSCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\ProgramData\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
PID:5176
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:3096
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C:\Windows\system32\cmd.exe"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\KrJk8P" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
PID:2672
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C:\Windows\system32\cmd.execmd.exe1⤵PID:5680
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C:\Windows\system32\cmd.exe"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\ProgramData" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
PID:2696
Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2PowerShell
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Installer Packages
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Installer Packages
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Indicator Removal
1Clear Persistence
1Modify Registry
1System Binary Proxy Execution
1Msiexec
1Replay Monitor
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Downloads
- Path C:\Config.Msi\e5953c4.rbs
- Size 7KB
- SHA256 78648253e7729cdf59d39d1aef202827000ecd255ac2dd45bd7e4d62ed424b0a
- MD5 b4f94caa801eed38cb753b6cd23bc913
- SHA1 f668bf209fe0a8aae8eb7197e9931dd99d100855
- SHA512 b344af0afdab50d0a3a617283de29f93a2c4613310d35e419a9fc17aff04239ccb3a8a220409fb2247e55da5f431f3f393ed9b9f012fb18809d4201ea0dc9764
- SSDEEP 96:GCfRHlCT4hUUZB1CsThqiUZB1C6jhtQ8VThqSHuT5B5W+/Avu/CKpljhT/MjjBZy:GuCMz3IIk3IEKthKKpX
- TLSH T1E9F12102B74042D6FC9A5739CB4B1B5637EAC7D9C310635B06CE82602F8B78D6ED169B
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\KrJk8P\UxEnhance64.dll
- Size 3.1MB
- SHA256 f392480dcf8b77f2f88fe201ae8dc39fd45e0b13c67484bbe5895505ff94bad5
- MD5 38a8a20f2bea54e52e555f648767a2e5
- SHA1 29877fbd3744ed33c80d156e3c2d2664b48eaab8
- SHA512 c430fbadd5692fb3dcd1d55b68f1ce61b2d775d552527becba1af212fc8bbffebe9e8c9c133cade45ea1ec813a6a81922f2f112f907d4fd71b573944a5770fca
- SSDEEP 49152:P9KpI8cBa0kj6BK0x3TiMQclkGo2PXk6rkwuuWG/+WizBedfb77N3SnKrKB+Y:P9m29xx3Tiqt06ox6+z2rNNrKoY
- TLSH T1D3E523E5B6D739F6D023CBF4DA62A1AD70393F505F635C5F3B8929014E62228973A390
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\KrJk8P\Zfeolt.exe
- Size 135KB
- SHA256 676a2a7b94ca2f8ec76352ee656e4d075bb342bd7ad6efbc7c19c060001eace7
- MD5 9ec587911e501b73b7cf09f05d0ae17d
- SHA1 5b62403cc9a668c6e5c70ace177fd54fcc4c5936
- SHA512 d05468a472373815c46ccb46ec743408365d24982d10d8a23ee0036c28cf3dacd05d74304ef2d4b7118f91ff3f631f676b2e86ddee92a02cf988b0d3c6247847
- SSDEEP 3072:MmhXb5pgtiaRENEErO9Uj4OqhhUvB4BNgQaJ:MmjgtiayGErsUKh3To
- TLSH T1D0D38C2776A474F9E1778635C8511A1AE772B8760770CB9F03A442A62F237D19E3EF20
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\KrJk8P\adoresd.dat
- Size 4.8MB
- SHA256 e2baa1f6fc02859025896f034bae3648d21ed09ff1130e080e322d876db81220
- MD5 c353436e1bf9f05db8d601130ec59d90
- SHA1 fa7bc58938e299074ef5dbfb09638fd0f5c3763b
- SHA512 aa1f880f1049f461cd19b2696dede89d7c13ac93fbdea8487ae6c6ac3b3c7fb4f26abc672f4fe243e569fa6ccc58bd04767cedb7fdebcdef85278005d8455d0c
- SSDEEP 98304:8uZ630UjjOt6udZuYb7Ad2WAqSFmtNYNF/ltN3fjZgRnXxs:xQDPnORb7AdPEm7Y7ltlVgxs
- TLSH T1DA363339536D9C62DDC7A0F8A49D4596FF683D60FAE2A006B47C1D213015DFB98AFE08
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\KrJk8P\msadox.tb
- Size 8KB
- SHA256 171ab91537d91045cee40407206024efd6d3e875e25828be6c97712ebfb0fd38
- MD5 6fad011452eef2a59e7b430aa9a60436
- SHA1 29f3d173f992ed4faf33d707385ec2f8692a073b
- SHA512 0c801242500481e3ea5b1545de73f04866256081aad35566d50b83d686a3cc2c836afb5b2ebd2a2f9523caebf372373126bf6f40a20bb50324243ade0fbeba53
- SSDEEP 192:YqbZajnZ45X1q3JXglD+3vR8cwNhIMCGe2y0PQp:YsZqZOXQ3uqvR2Kfzp
- TLSH T17E029E05D7A20CC3D2016C71CD9EB2F5AB13A1DADA3926719C67D4C167072DD2CE620D
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\MSI59CF.tmp
- Size 9.9MB
- SHA256 b28bcabc8e17c83385021c6db8dfc01042986e4640bbd6e57d1ba8837097e360
- MD5 f43db5a2b7eba0bfb64318db0f2a2b75
- SHA1 204a8efbf2b01cae26168b95afbeb0afd40a395b
- SHA512 1c54a2fd893fcf2246557f8143cd626e6c72b57f7060fc39a04c30c3aff83ff1ae24c1848e76d897615c9f2cf05c556a7f5ffeb35996d051ebf10b887eb3cdd6
- SSDEEP 196608:eF9Jv/XMoUc/GDtUG5bqmI1WkW0CoCF3RwW+aPNMHfnvcWHhYFf9rxpo2:e/FPU3txdNIQUCNz+cWHh+f9rn1
- TLSH T189A633989CCE3A78C517CB7D662531FE38362BE6BD710C297AAE27100D7231A253B754
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\e5953c3.msi
- Size 9.9MB
- SHA256 1a78327cd7851aee3e8725c158ac3a9cc9690b5ef6e5d9ffb0889144573ae84d
- MD5 06e6a2cbe4581f4bad230f741bc88f5b
- SHA1 f9d4471803f13601b1bbd2df2e91899695265cf0
- SHA512 0840a9a04346474a9cc27e01a9b3a78d4598753613fb9497c30a562cb7e59ced36433dec2ae47ec06c9c5353b9f80e7f351374bcf50d4d9f5b4f3cb7a4d97470
- SSDEEP 196608:iF9Jv/XMoUc/GDtUG5bqmIHWkW0CoCF3RwW+aPNMHfnvcDHhYFf9rxpoq:i/FPU3txdNI2UCNz+cDHh+f9rnJ
- TLSH T10EA63388ACCE3A74C517CB7D562631FD383A2FE6B9714C297AAE37101932326253B754
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
- Size 26.1MB
- SHA256 8adfa41aa0bc95f8f0851059517135fdbc0aa25d7e69491f6e5b33fb00b87ba6
- MD5 788f78b2a7f5ccdcbd0b7be84cbd7922
- SHA1 56b5155d7b282a15344cd9e7783ffbd97e9b22ab
- SHA512 fb7ccbeec24af465a2c41d3971dfc03f38f7acc7e55dd772c8c96570928790258201c976ad08caa66a1f22321e1fb65516e1e5d646e892b274435bd35e2dce96
- SSDEEP 24576:1Fo3DMPWdoO/vvTL/yQqKC1gP7egB7tZUHMo93Uy8PE6JdrasIBm6jgb+O8:GHg
- TLSH T16657A31437F92140E7B79E3CA8F06A234D397D5BAC19DE8D45411B4E0922FB1E872F6A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\Volume{cba08e50-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{7fa39ccf-496e-419d-9e9b-e4163e12fa54}_OnDiskSnapshotProp
- Size 6KB
- SHA256 5e99051671f2c5410526d847fceb1dd1ab71b0d16fb2c4dab3fb09cfe1733874
- MD5 874feb14bfd7a2900c0bcc9d8b564160
- SHA1 9940ac226b4369c0849c6ea647d58346628f7654
- SHA512 6cd3000c707889aa2db8be05258b11cdbdd1605d4e1351620581b7780716fafbdcdbcf31c23a34ffd9107a3d73f71b9737a1a7b001c2d5e6052884c774d8aee5
- SSDEEP 96:FYuSlnavc6DD84LTHzbOHXOHBlBRQn8Sc9XE56tOSVQpuN:iOb++uVmN
- TLSH T19DD188085AE54711E2B3AB3229F18557A877B811EF33CB8E0198238E2621910F975F6B
- MD5 SHA1 SHA512 SSDEEP TLSH