Analysis
- max time kernel
150s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 03:38
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
install_b6j010.msi
Resource
win10v2004-20260513-en
windows10-2004-x64
24 signatures
150 seconds
Behavioral task
behavioral2
Sample
install_b6j010.msi
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
25 signatures
150 seconds
General
- Target install_b6j010.msi
- Size 5.4MB
- Sample260804-d67gfacd88
- SHA256 f137e75a9459dd1f8e76d5d43bc7e45b05a1447d68997ab9e232831335acd470
- MD5 b90f4b97461180b68f91a329f05fd7c9
- SHA1 c2bd1d9145cecc4cad90f8c653ba810eede81470
- SHA512 4b8799f27548daed0ba3ae550ee0bd31a1fba0491f48b9cbfcb2c1157159d795b9de9fd320d35552d9a57d892401d1f9d7484be2c5ae0cdc6cc8ddf8003783d9
- SSDEEP 98304:PK06r4V6fscocNT2vxvxqgw182B95xEh7am+eAtYP/fH/PscibhuOjg9H2GII:P4r4V6fhT2vu9182B9wTbAtsff4htjgX
- TLSH T1DE4633C979C93B35D45BC7B142027AAEF66D7FC49EA28C0237ED321C6E329599432718
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Windows security bypass 2 TTPs 10 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Program Files (x86) = "0" reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\ProgramData = "0" reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\Documents = "0" reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Public\B7INbx = "0" reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users = "0" reg.exe - 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 3440 powershell.exe - Executes dropped EXE 1 IoCs
pid Process 1936 bxoN4Y.exe - Loads dropped DLL 2 IoCs
pid Process 5812 MsiExec.exe 1936 bxoN4Y.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\\B7INbx\\bxoN4Y.exe\"" bxoN4Y.exe - Badlisted process makes network request 6 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 10 5812 MsiExec.exe 11 5812 MsiExec.exe 16 5812 MsiExec.exe 17 5812 MsiExec.exe 19 5812 MsiExec.exe 20 5812 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) \??\U: msiexec.exe File opened (read-only) \??\H: 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) \??\G: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\D: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\D: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\P: msiexec.exe - Indicator Removal: Clear Persistence 1 TTPs 5 IoCs
Clear artifacts associated with previously established persistence like scheduletasks on a host.
pid Process 3540 cmd.exe 3888 cmd.exe 592 cmd.exe 2788 cmd.exe 3164 cmd.exe - Drops file in System32 directory 5 IoCs
description ioc Process File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B126FCE2445AEB4D678E59CB88147627_9759CCC75F54A99CEB69AE73B218D5C6 MsiExec.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B126FCE2445AEB4D678E59CB88147627_9759CCC75F54A99CEB69AE73B218D5C6 MsiExec.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\01C6E817D6CDFECAEC27F2EB1524A7A6_905E6EE25CEC96FCC88A884EFC247049 MsiExec.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\01C6E817D6CDFECAEC27F2EB1524A7A6_905E6EE25CEC96FCC88A884EFC247049 MsiExec.exe File created C:\Windows\System32\CodeIntegrity\SiPolicy.p7b bxoN4Y.exe - Drops file in Windows directory 13 IoCs
description ioc Process File created C:\Windows\Installer\e592030.msi msiexec.exe File opened for modification C:\Windows\Installer\e592030.msi msiexec.exe File opened for modification C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log 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\~DF522F6D7605930B38.TMP msiexec.exe File created C:\Windows\Installer\SourceHash{B0831565-6686-6851-9C74-E6F739A50195} msiexec.exe File created C:\Windows\SystemTemp\~DFA5A997246992D55E.TMP msiexec.exe File created C:\Windows\SystemTemp\~DF256E888FC3AA902D.TMP msiexec.exe File opened for modification C:\Windows\Installer\MSI260C.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSI26AA.tmp msiexec.exe File created C:\Windows\Installer\e592032.msi msiexec.exe File created C:\Windows\SystemTemp\~DFB1C498FCA9EA1340.TMP 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 4608 msiexec.exe - Executes a command shell one-liner 1 TTPs 5 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 5840 cmd.exe 1952 cmd.exe 2248 cmd.exe 5168 cmd.exe 2884 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 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 = 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 vssvc.exe 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 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process 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 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\UNCAsIntranet = "1" MsiExec.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing MsiExec.exe Key deleted \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E msiexec.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ MsiExec.exe - Modifies registry class 22 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\5651380B68661586C9476E7F935A1059\AdvertiseFlags = "388" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\5651380B68661586C9476E7F935A1059\InstanceType = "0" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\DF0DC009059FB39AE56CA70DA425EB38\5651380B68661586C9476E7F935A1059 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\5651380B68661586C9476E7F935A1059\SourceList\Net msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\5651380B68661586C9476E7F935A1059\SourceList\Media msiexec.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\5651380B68661586C9476E7F935A1059\Clients = 3a0000000000 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\5651380B68661586C9476E7F935A1059 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\5651380B68661586C9476E7F935A1059\ProductName = "UNITAT Licensing Dll" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\5651380B68661586C9476E7F935A1059\Language = "1033" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\5651380B68661586C9476E7F935A1059\DeploymentFlags = "3" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\DF0DC009059FB39AE56CA70DA425EB38 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\5651380B68661586C9476E7F935A1059\SourceList\Media\1 = ";" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\5651380B68661586C9476E7F935A1059\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\5651380B68661586C9476E7F935A1059 msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\5651380B68661586C9476E7F935A1059\Assignment = "1" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\5651380B68661586C9476E7F935A1059\SourceList msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\5651380B68661586C9476E7F935A1059\UuueatYAD msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\5651380B68661586C9476E7F935A1059\PackageCode = "E7DABB4892FBA344EA9D945E1D0884AF" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\5651380B68661586C9476E7F935A1059\AuthorizedLUAApp = "0" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\5651380B68661586C9476E7F935A1059\SourceList\PackageName = "install_b6j010.msi" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\5651380B68661586C9476E7F935A1059\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\5651380B68661586C9476E7F935A1059\Version = "84017285" msiexec.exe - Scheduled Task/Job: Scheduled Task 1 TTPs 5 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4404 schtasks.exe 4672 schtasks.exe 4584 schtasks.exe 796 schtasks.exe 2900 schtasks.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4848 msiexec.exe 4848 msiexec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 5812 MsiExec.exe 1936 bxoN4Y.exe 1936 bxoN4Y.exe 1936 bxoN4Y.exe 1936 bxoN4Y.exe 1936 bxoN4Y.exe 1936 bxoN4Y.exe 1936 bxoN4Y.exe 1936 bxoN4Y.exe 1936 bxoN4Y.exe 1936 bxoN4Y.exe 1936 bxoN4Y.exe 1936 bxoN4Y.exe 1936 bxoN4Y.exe 1936 bxoN4Y.exe 1936 bxoN4Y.exe 1936 bxoN4Y.exe 1936 bxoN4Y.exe 1936 bxoN4Y.exe 1936 bxoN4Y.exe 1936 bxoN4Y.exe 1936 bxoN4Y.exe 1936 bxoN4Y.exe 1936 bxoN4Y.exe 1936 bxoN4Y.exe 1936 bxoN4Y.exe 1936 bxoN4Y.exe - Suspicious behavior: LoadsDriver 6 IoCs
pid Process 812 Process not Found 812 Process not Found 812 Process not Found 812 Process not Found 812 Process not Found 812 Process not Found - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 4608 msiexec.exe Token: SeIncreaseQuotaPrivilege 4608 msiexec.exe Token: SeSecurityPrivilege 4848 msiexec.exe Token: SeCreateTokenPrivilege 4608 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 4608 msiexec.exe Token: SeLockMemoryPrivilege 4608 msiexec.exe Token: SeIncreaseQuotaPrivilege 4608 msiexec.exe Token: SeMachineAccountPrivilege 4608 msiexec.exe Token: SeTcbPrivilege 4608 msiexec.exe Token: SeSecurityPrivilege 4608 msiexec.exe Token: SeTakeOwnershipPrivilege 4608 msiexec.exe Token: SeLoadDriverPrivilege 4608 msiexec.exe Token: SeSystemProfilePrivilege 4608 msiexec.exe Token: SeSystemtimePrivilege 4608 msiexec.exe Token: SeProfSingleProcessPrivilege 4608 msiexec.exe Token: SeIncBasePriorityPrivilege 4608 msiexec.exe Token: SeCreatePagefilePrivilege 4608 msiexec.exe Token: SeCreatePermanentPrivilege 4608 msiexec.exe Token: SeBackupPrivilege 4608 msiexec.exe Token: SeRestorePrivilege 4608 msiexec.exe Token: SeShutdownPrivilege 4608 msiexec.exe Token: SeDebugPrivilege 4608 msiexec.exe Token: SeAuditPrivilege 4608 msiexec.exe Token: SeSystemEnvironmentPrivilege 4608 msiexec.exe Token: SeChangeNotifyPrivilege 4608 msiexec.exe Token: SeRemoteShutdownPrivilege 4608 msiexec.exe Token: SeUndockPrivilege 4608 msiexec.exe Token: SeSyncAgentPrivilege 4608 msiexec.exe Token: SeEnableDelegationPrivilege 4608 msiexec.exe Token: SeManageVolumePrivilege 4608 msiexec.exe Token: SeImpersonatePrivilege 4608 msiexec.exe Token: SeCreateGlobalPrivilege 4608 msiexec.exe Token: SeBackupPrivilege 3472 vssvc.exe Token: SeRestorePrivilege 3472 vssvc.exe Token: SeAuditPrivilege 3472 vssvc.exe Token: SeBackupPrivilege 4848 msiexec.exe Token: SeRestorePrivilege 4848 msiexec.exe Token: SeRestorePrivilege 4848 msiexec.exe Token: SeTakeOwnershipPrivilege 4848 msiexec.exe Token: SeRestorePrivilege 4848 msiexec.exe Token: SeTakeOwnershipPrivilege 4848 msiexec.exe Token: SeRestorePrivilege 4848 msiexec.exe Token: SeTakeOwnershipPrivilege 4848 msiexec.exe Token: SeBackupPrivilege 2516 srtasks.exe Token: SeRestorePrivilege 2516 srtasks.exe Token: SeSecurityPrivilege 2516 srtasks.exe Token: SeTakeOwnershipPrivilege 2516 srtasks.exe Token: SeBackupPrivilege 2516 srtasks.exe Token: SeRestorePrivilege 2516 srtasks.exe Token: SeSecurityPrivilege 2516 srtasks.exe Token: SeTakeOwnershipPrivilege 2516 srtasks.exe Token: SeRestorePrivilege 4848 msiexec.exe Token: SeTakeOwnershipPrivilege 4848 msiexec.exe Token: SeRestorePrivilege 4848 msiexec.exe Token: SeTakeOwnershipPrivilege 4848 msiexec.exe Token: SeRestorePrivilege 4848 msiexec.exe Token: SeTakeOwnershipPrivilege 4848 msiexec.exe Token: SeRestorePrivilege 4848 msiexec.exe Token: SeTakeOwnershipPrivilege 4848 msiexec.exe Token: SeRestorePrivilege 4848 msiexec.exe Token: SeTakeOwnershipPrivilege 4848 msiexec.exe Token: SeRestorePrivilege 4848 msiexec.exe Token: SeTakeOwnershipPrivilege 4848 msiexec.exe Token: SeRestorePrivilege 4848 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4608 msiexec.exe 4608 msiexec.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4608 msiexec.exe 4848 msiexec.exe 5812 MsiExec.exe - Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 4848 wrote to memory of 2516 4848 msiexec.exe 94 PID 4848 wrote to memory of 5812 4848 msiexec.exe 96 PID 1936 wrote to memory of 3440 1936 bxoN4Y.exe 100 PID 1936 wrote to memory of 3164 1936 bxoN4Y.exe 102 PID 3164 wrote to memory of 4404 3164 cmd.exe 104 PID 3164 wrote to memory of 5648 3164 cmd.exe 105 PID 3164 wrote to memory of 2380 3164 cmd.exe 108 PID 1936 wrote to memory of 3540 1936 bxoN4Y.exe 109 PID 3540 wrote to memory of 4672 3540 cmd.exe 112 PID 3540 wrote to memory of 4128 3540 cmd.exe 113 PID 3540 wrote to memory of 4852 3540 cmd.exe 115 PID 1936 wrote to memory of 3888 1936 bxoN4Y.exe 118 PID 3888 wrote to memory of 4584 3888 cmd.exe 120 PID 3888 wrote to memory of 240 3888 cmd.exe 121 PID 3888 wrote to memory of 5612 3888 cmd.exe 123 PID 1936 wrote to memory of 592 1936 bxoN4Y.exe 125 PID 592 wrote to memory of 796 592 cmd.exe 127 PID 592 wrote to memory of 1096 592 cmd.exe 128 PID 592 wrote to memory of 2892 592 cmd.exe 130 PID 1936 wrote to memory of 2788 1936 bxoN4Y.exe 132 PID 2788 wrote to memory of 2900 2788 cmd.exe 134 PID 2788 wrote to memory of 5116 2788 cmd.exe 135 PID 2788 wrote to memory of 3528 2788 cmd.exe 137 PID 2248 wrote to memory of 5664 2248 cmd.exe 139 PID 1952 wrote to memory of 3048 1952 cmd.exe 140 PID 5168 wrote to memory of 568 5168 cmd.exe 142 PID 2884 wrote to memory of 2408 2884 cmd.exe 143 PID 5840 wrote to memory of 1732 5840 cmd.exe 144 - 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\install_b6j010.msi1⤵
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:4608
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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:4848 -
C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:22⤵
- Suspicious use of AdjustPrivilegeToken
PID:2516
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C:\Windows\System32\MsiExec.exeC:\Windows\System32\MsiExec.exe -Embedding 2CA6DD9F93B3833B0B29D68E02668668 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:5812
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:3472
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C:\Users\Public\B7INbx\bxoN4Y.exe"C:\Users\Public\B7INbx\bxoN4Y.exe"1⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1936 -
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:3440
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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\B7INbx\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- Suspicious use of WriteProcessMemory
PID:3164 -
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\B7INbx\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
PID:4404
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:5648
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:2380
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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
- Suspicious use of WriteProcessMemory
PID:3540 -
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:4672
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:4128
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:4852
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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\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- Suspicious use of WriteProcessMemory
PID:3888 -
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\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
PID:4584
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:240
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:5612
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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:\Program Files (x86)\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- Suspicious use of WriteProcessMemory
PID:592 -
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:\Program Files (x86)\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
PID:796
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:1096
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:2892
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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 \"%USERPROFILE%\Documents\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- Suspicious use of WriteProcessMemory
PID:2788 -
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\Admin\Documents\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
PID:2900
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:5116
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:3528
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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\B7INbx" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:1952 -
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\B7INbx" /t REG_DWORD /d 0 /f2⤵
- Windows security bypass
PID:3048
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C:\Windows\system32\cmd.execmd.exe1⤵PID:956
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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
- Suspicious use of WriteProcessMemory
PID:2248 -
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\ProgramData" /t REG_DWORD /d 0 /f2⤵
- Windows security bypass
PID:5664
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C:\Windows\system32\cmd.exe"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:5168 -
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users" /t REG_DWORD /d 0 /f2⤵
- Windows security bypass
PID:568
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C:\Windows\system32\cmd.exe"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Program Files (x86)" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:2884 -
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Program Files (x86)" /t REG_DWORD /d 0 /f2⤵
- Windows security bypass
PID:2408
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C:\Windows\system32\cmd.exe"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Admin\Documents" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:5840 -
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Admin\Documents" /t REG_DWORD /d 0 /f2⤵
- Windows security bypass
PID:1732
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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
Impair Defenses
1Disable or Modify Tools
1Indicator Removal
1Clear Persistence
1Modify Registry
2System Binary Proxy Execution
1Msiexec
1Replay Monitor
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Downloads
- Path C:\Config.Msi\e592031.rbs
- Size 7KB
- SHA256 dfed02fd02201fdfd69a3ea0b0d1fc2918758ccebcbe27d4a7a304e14bff3f95
- MD5 4a5a8ed8936eb4aa326aab47f8782cf2
- SHA1 744c345cdb76df1aa5877068c372581718af3429
- SHA512 9b2862d31d4eb342e7664547f32c0dac60df5810f4a372bc4713b126e6cc6d1f1d0e2886e4eac1147555ce015399387ecc11951b808ab500ba7a30068ca25f13
- SSDEEP 96:khwguT7RCnP4PaUUT61CsThq5UT61C6joXPxtThqxH6S5ivW1EVACKpljWu48jBH:keCPz+IIX+Ib8kZKpt
- TLSH T13DF1EC42AB0096F3EF971B75C713176637B3E3E89220174F099D88605F5638C6E9A29F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\B7INbx\UxEnhance64.dll
- Size 3.1MB
- SHA256 b127dc6aa06f67b8339613e6e7471acfd48e7687069d0db84cf8d8ede5f17c43
- MD5 a73f2a8751d1a44e9057cb6f9499a8b2
- SHA1 fd31e0623214932b438c4d5423baf403ff24b78e
- SHA512 5b8ed00c419bafb8ed3129051537532d757943844e544f0e9412619ef33c01a44a37ed6ad9758cebb23152fd98f0fa720e946671939ac71a973b651b1840c4ff
- SSDEEP 49152:P9KpI8cBa0kj6BK0x3TiMQclkGo2PXk6rkwuuWG/+WizBedfb77N3SnKrKB+9:P9m29xx3Tiqt06ox6+z2rNNrKo9
- TLSH T1BDE523E5B6D739F6D023CBF4DA62A1AD70393F505F635C5F3B8929014E62228973A390
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\B7INbx\adoresd.dat
- Size 4.7MB
- SHA256 04199afc2741a9b96b911feb7b383aa3a4773bbd873190eefd35dc6de24a06df
- MD5 367c7879186d4b3abe8f1de737305c44
- SHA1 bf631b19d7927ed480ac2649730216642af80fa6
- SHA512 b0bc62df313d2974d31163af0a8fef09dffb7dc198743dfcc77534a7a4a7915c3d7f8667930d728690fc80e83dd16dc19ace9840fb57bfd021d89c54f6b84ed2
- SSDEEP 98304:hmu1SwODpRGIRdXEMZYe6rFLoTTpMk6ZGvQv0Ss2i+XZXea1v5WZd8uCp:0u1SwOflfZPF6Ma0bsoa5+qd
- TLSH T1953633368AE6F5C7E35B2A0AF36888DD12B0B7AD6E9D75C24AF070145DB30CE9015BC4
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\B7INbx\bxoN4Y.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\B7INbx\msadox.tb
- Size 8KB
- SHA256 31ce2f4c46b36501482de6bba38bacdb27356e8c12959b20e1072dc1abdecfe8
- MD5 f26d7bf269b91d69bfa4d1772b0f32c6
- SHA1 82de4ee91d5cc3a34ad376045aaa559684259ba7
- SHA512 245c76aae33450e70ca822e0c6b7b8f83591903c01a68b33de175c321ac8b39db91081de6f3bfc4e21ef8225bfe6b752f37d2dffa62c70c0a1428de06fee619a
- SSDEEP 192:LqbZajnZ45X1q3JXglD+3vR8cwNhIMCGe2y0PQp:LsZqZOXQ3uqvR2Kfzp
- TLSH T1C4029E05D7A20CC3D2016C71CD9EB2F5AB13A1DADA3926719C67D4C167072DD2CE620D
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\MSI26AA.tmp
- Size 5.3MB
- SHA256 1a4f8a2bf676e661da58a8a93557915da3342d585fccee8e6156822a09f2e95f
- MD5 895948116b09769416d78e094281467b
- SHA1 867f4a190d56c8085f53f721ce353dfdad271e43
- SHA512 eb096b50853bab140051ce5e00c76038565c4e4734b2adfb81eb43d62918298a9420dbe4b1191e5a7c5d33eaec8707b3531e533dfd79a24057bba5dc3601f24e
- SSDEEP 98304:fK06r4V6fscocNT2vxvxqgw182B95xEh7am+eAtYP/fHLPscibhuOjg9H2GIb:f4r4V6fhT2vu9182B9wTbAtsfr4htjg2
- TLSH T1314633C969CD3B34E45BC7B142027AAEF5AD77C49DB68C0637ED321C6E3294A9432709
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\e592030.msi
- Size 5.4MB
- SHA256 f137e75a9459dd1f8e76d5d43bc7e45b05a1447d68997ab9e232831335acd470
- MD5 b90f4b97461180b68f91a329f05fd7c9
- SHA1 c2bd1d9145cecc4cad90f8c653ba810eede81470
- SHA512 4b8799f27548daed0ba3ae550ee0bd31a1fba0491f48b9cbfcb2c1157159d795b9de9fd320d35552d9a57d892401d1f9d7484be2c5ae0cdc6cc8ddf8003783d9
- SSDEEP 98304:PK06r4V6fscocNT2vxvxqgw182B95xEh7am+eAtYP/fH/PscibhuOjg9H2GII:P4r4V6fhT2vu9182B9wTbAtsff4htjgX
- TLSH T1DE4633C979C93B35D45BC7B142027AAEF66D7FC49EA28C0237ED321C6E329599432718
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
- Size 26.1MB
- SHA256 f9557cf99ad7b1f883b6139762f3b73d4e72f5058daed1604ceb1f038cb0e884
- MD5 6683bd2e36e41ce0bfb22eceb4db3edf
- SHA1 4af70f35867bb63bef0f510f2f0e23a624bda395
- SHA512 6f317eda8838b9e2f3c882f218f6f770e5586eaea74b3035093b108f7df0657f07f0ce3a74d5983be37016f97fa4925747af789d8f75b6e8d1c980a6aac08bb3
- SSDEEP 24576:bFo3DMP3doO/vvTL/yAjDilQP7eJY7Eg0+1xNudb1WtqJESTsIRmD6pin+n:hHk
- TLSH T15257B31436F92200E7B79E3DB8F06A234D397D5BAC15DE8D45511B8E0822F71E872F6A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\Volume{c61fa831-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{71e01a57-7667-40d8-a8a6-577e5e4578dc}_OnDiskSnapshotProp
- Size 6KB
- SHA256 4d067ebea8bf2d6d1dcc307f92ff5b4ad818610316b092b9e421e86299dd0d95
- MD5 bf8c35b46fe9efaaf2df3238d68dd34b
- SHA1 9ca14c0827b60bfb2bef997490a5cffe4fbc73a9
- SHA512 b6664a5748ff26c05ac0d6b5360f7a74f8785ff33a24f4d32142ac11292989884aaf36182315606728256a8257a5086c735f8fed3cbc494ff003b73a1cc0a6b0
- SSDEEP 96:FmIMbtvc6DD84LTHzbOHXOHBlBRQn8Sc9XE56tOSVQpuN:8IKb++uVmN
- TLSH T1B4D189085AF54711E2B3AB3229F18557A877B911FF33CB8E0198238E2671910F935F6B
- MD5 SHA1 SHA512 SSDEEP TLSH