Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
29/07/2026, 22:11
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
Install_28n002.msi
Resource
win10v2004-20260513-en
windows10-2004-x64
24 signatures
150 seconds
Behavioral task
behavioral2
Sample
Install_28n002.msi
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
27 signatures
150 seconds
General
- Target Install_28n002.msi
- Size 5.7MB
- Sample260729-14e1qsff49
- SHA256 951a91b27216f22992a54393baaa0a0b48f535bc778aebbf27dd9c786c698985
- MD5 66b7ef9be3e48e0c84093cf430445135
- SHA1 1c188401be4f463716f212d76478e98a0f9d0578
- SHA512 9a9bbe1902e5812b5680c3df4756de02990111df7566989a6aac2c1ad42cbf964e56661f9843550dd000dc538f35c53abf7091104bcd9158468bd5e31ee6eafd
- SSDEEP 98304:F6pdCiGJuFw5V4SGWXlgAzCEFO0kJQpAmAzKdN8wMVL66dYXzIrrrHlt:8dCis4BEoZJLm4Kv8w+Gzerr
- TLSH T16E5633D179C66F70D0A3CBF4561A6A1D3DAE3FD5B972CC0A67D43A006E32625DA32309
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Windows security bypass 2 TTPs 10 IoCs
description ioc Process 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 Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths reg.exe 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:\Users\Admin\Documents = "0" reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Public\C2kpYB = "0" reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\ProgramData = "0" reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users = "0" reg.exe - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-876885714-46325919-1482798410-1000\Control Panel\International\Geo\Nation K0I9r4.exe - Executes dropped EXE 1 IoCs
pid Process 1900 K0I9r4.exe - Loads dropped DLL 2 IoCs
pid Process 1644 MsiExec.exe 1900 K0I9r4.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\\C2kpYB\\K0I9r4.exe\"" K0I9r4.exe - Badlisted process makes network request 7 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 24 1644 MsiExec.exe 28 1644 MsiExec.exe 34 1644 MsiExec.exe 36 1644 MsiExec.exe 37 1644 MsiExec.exe 44 1644 MsiExec.exe 50 1644 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) \??\K: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\E: 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) \??\P: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\G: 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) \??\A: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\X: msiexec.exe - Indicator Removal: Clear Persistence 1 TTPs 5 IoCs
Clear artifacts associated with previously established persistence like scheduletasks on a host.
pid Process 4948 cmd.exe 1584 cmd.exe 5044 cmd.exe 3780 cmd.exe 2552 cmd.exe - Drops file in System32 directory 9 IoCs
description ioc Process 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 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\Content\E6C97C39E1851E5AAB36E260F19BBDD5 MsiExec.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\D077F3BA01F0F2293C650040B1B80D25_46BE3773AFCF70DA60E4725C8326A576 MsiExec.exe File created C:\Windows\System32\CodeIntegrity\SiPolicy.p7b K0I9r4.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\MetaData\E6C97C39E1851E5AAB36E260F19BBDD5 MsiExec.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\D077F3BA01F0F2293C650040B1B80D25_46BE3773AFCF70DA60E4725C8326A576 MsiExec.exe - Drops file in Windows directory 9 IoCs
description ioc Process File opened for modification C:\Windows\Installer\e5900a2.msi msiexec.exe File created C:\Windows\Installer\SourceHash{1A6C27A2-FA3D-F13A-46E4-B05FDEE281FB} msiexec.exe File opened for modification C:\Windows\Installer\MSI259.tmp 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 opened for modification C:\Windows\Installer\MSI1CB.tmp msiexec.exe File created C:\Windows\Installer\e5900a4.msi msiexec.exe File created C:\Windows\Installer\e5900a2.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 536 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 1436 cmd.exe 1028 cmd.exe 1660 cmd.exe 1180 cmd.exe 3160 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\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 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 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process 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 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\IntranetName = "1" MsiExec.exe 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\ProxyBypass = "1" MsiExec.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" MsiExec.exe - Modifies registry class 22 IoCs
description ioc Process Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\Clients = 3a0000000000 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\2A72C6A1D3AFA31F644E0BF5ED2E18BF msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\Language = "1033" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\Assignment = "1" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\DeploymentFlags = "3" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\ProductName = "CNAPP Licensing Dll" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\AuthorizedLUAApp = "0" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\41FC6B43184718F22B055265DD07D941\2A72C6A1D3AFA31F644E0BF5ED2E18BF msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\SourceList\PackageName = "Install_28n002.msi" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\SourceList\Net msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\SourceList\Media\1 = ";" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\AdvertiseFlags = "388" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\41FC6B43184718F22B055265DD07D941 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\SourceList msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\2A72C6A1D3AFA31F644E0BF5ED2E18BF\UuueatYAD msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\PackageCode = "DDBDB3AAAA3DFAD46BC0B0DC3E8339EA" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\Version = "84017285" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\InstanceType = "0" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\SourceList\Media 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 4444 schtasks.exe 3800 schtasks.exe 4252 schtasks.exe 2000 schtasks.exe 1212 schtasks.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 652 msiexec.exe 652 msiexec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1644 MsiExec.exe 1900 K0I9r4.exe 1900 K0I9r4.exe 1900 K0I9r4.exe 1900 K0I9r4.exe 1900 K0I9r4.exe 1900 K0I9r4.exe 1900 K0I9r4.exe 1900 K0I9r4.exe 1900 K0I9r4.exe 1900 K0I9r4.exe 1900 K0I9r4.exe 1900 K0I9r4.exe 1900 K0I9r4.exe 1900 K0I9r4.exe 1900 K0I9r4.exe 1900 K0I9r4.exe 1900 K0I9r4.exe 1900 K0I9r4.exe 1900 K0I9r4.exe 1900 K0I9r4.exe 1900 K0I9r4.exe 1900 K0I9r4.exe 1900 K0I9r4.exe 1900 K0I9r4.exe 1900 K0I9r4.exe 1900 K0I9r4.exe - Suspicious behavior: LoadsDriver 3 IoCs
pid Process 668 Process not Found 668 Process not Found 668 Process not Found - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 536 msiexec.exe Token: SeIncreaseQuotaPrivilege 536 msiexec.exe Token: SeSecurityPrivilege 652 msiexec.exe Token: SeCreateTokenPrivilege 536 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 536 msiexec.exe Token: SeLockMemoryPrivilege 536 msiexec.exe Token: SeIncreaseQuotaPrivilege 536 msiexec.exe Token: SeMachineAccountPrivilege 536 msiexec.exe Token: SeTcbPrivilege 536 msiexec.exe Token: SeSecurityPrivilege 536 msiexec.exe Token: SeTakeOwnershipPrivilege 536 msiexec.exe Token: SeLoadDriverPrivilege 536 msiexec.exe Token: SeSystemProfilePrivilege 536 msiexec.exe Token: SeSystemtimePrivilege 536 msiexec.exe Token: SeProfSingleProcessPrivilege 536 msiexec.exe Token: SeIncBasePriorityPrivilege 536 msiexec.exe Token: SeCreatePagefilePrivilege 536 msiexec.exe Token: SeCreatePermanentPrivilege 536 msiexec.exe Token: SeBackupPrivilege 536 msiexec.exe Token: SeRestorePrivilege 536 msiexec.exe Token: SeShutdownPrivilege 536 msiexec.exe Token: SeDebugPrivilege 536 msiexec.exe Token: SeAuditPrivilege 536 msiexec.exe Token: SeSystemEnvironmentPrivilege 536 msiexec.exe Token: SeChangeNotifyPrivilege 536 msiexec.exe Token: SeRemoteShutdownPrivilege 536 msiexec.exe Token: SeUndockPrivilege 536 msiexec.exe Token: SeSyncAgentPrivilege 536 msiexec.exe Token: SeEnableDelegationPrivilege 536 msiexec.exe Token: SeManageVolumePrivilege 536 msiexec.exe Token: SeImpersonatePrivilege 536 msiexec.exe Token: SeCreateGlobalPrivilege 536 msiexec.exe Token: SeBackupPrivilege 4504 vssvc.exe Token: SeRestorePrivilege 4504 vssvc.exe Token: SeAuditPrivilege 4504 vssvc.exe Token: SeBackupPrivilege 652 msiexec.exe Token: SeRestorePrivilege 652 msiexec.exe Token: SeRestorePrivilege 652 msiexec.exe Token: SeTakeOwnershipPrivilege 652 msiexec.exe Token: SeRestorePrivilege 652 msiexec.exe Token: SeTakeOwnershipPrivilege 652 msiexec.exe Token: SeRestorePrivilege 652 msiexec.exe Token: SeTakeOwnershipPrivilege 652 msiexec.exe Token: SeBackupPrivilege 3160 srtasks.exe Token: SeRestorePrivilege 3160 srtasks.exe Token: SeSecurityPrivilege 3160 srtasks.exe Token: SeTakeOwnershipPrivilege 3160 srtasks.exe Token: SeBackupPrivilege 3160 srtasks.exe Token: SeRestorePrivilege 3160 srtasks.exe Token: SeSecurityPrivilege 3160 srtasks.exe Token: SeTakeOwnershipPrivilege 3160 srtasks.exe Token: SeRestorePrivilege 652 msiexec.exe Token: SeTakeOwnershipPrivilege 652 msiexec.exe Token: SeRestorePrivilege 652 msiexec.exe Token: SeTakeOwnershipPrivilege 652 msiexec.exe Token: SeRestorePrivilege 652 msiexec.exe Token: SeTakeOwnershipPrivilege 652 msiexec.exe Token: SeRestorePrivilege 652 msiexec.exe Token: SeTakeOwnershipPrivilege 652 msiexec.exe Token: SeRestorePrivilege 652 msiexec.exe Token: SeTakeOwnershipPrivilege 652 msiexec.exe Token: SeRestorePrivilege 652 msiexec.exe Token: SeTakeOwnershipPrivilege 652 msiexec.exe Token: SeRestorePrivilege 652 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 536 msiexec.exe 536 msiexec.exe - Suspicious use of WriteProcessMemory 27 IoCs
description pid Process procid_target PID 652 wrote to memory of 3160 652 msiexec.exe 98 PID 652 wrote to memory of 1644 652 msiexec.exe 100 PID 1900 wrote to memory of 5044 1900 K0I9r4.exe 105 PID 5044 wrote to memory of 4252 5044 cmd.exe 107 PID 1900 wrote to memory of 3780 1900 K0I9r4.exe 110 PID 5044 wrote to memory of 4344 5044 cmd.exe 112 PID 5044 wrote to memory of 3848 5044 cmd.exe 115 PID 3780 wrote to memory of 2000 3780 cmd.exe 117 PID 3780 wrote to memory of 3940 3780 cmd.exe 118 PID 1900 wrote to memory of 2552 1900 K0I9r4.exe 120 PID 3780 wrote to memory of 2480 3780 cmd.exe 122 PID 2552 wrote to memory of 1212 2552 cmd.exe 124 PID 3160 wrote to memory of 4168 3160 cmd.exe 123 PID 2552 wrote to memory of 4844 2552 cmd.exe 126 PID 2552 wrote to memory of 440 2552 cmd.exe 128 PID 1436 wrote to memory of 1816 1436 cmd.exe 130 PID 1028 wrote to memory of 2796 1028 cmd.exe 131 PID 1900 wrote to memory of 4948 1900 K0I9r4.exe 132 PID 4948 wrote to memory of 4444 4948 cmd.exe 134 PID 4948 wrote to memory of 3300 4948 cmd.exe 135 PID 4948 wrote to memory of 4900 4948 cmd.exe 138 PID 1660 wrote to memory of 3820 1660 cmd.exe 139 PID 1900 wrote to memory of 1584 1900 K0I9r4.exe 140 PID 1584 wrote to memory of 3800 1584 cmd.exe 142 PID 1584 wrote to memory of 2188 1584 cmd.exe 143 PID 1584 wrote to memory of 3504 1584 cmd.exe 145 PID 1180 wrote to memory of 4220 1180 cmd.exe 147 - 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_28n002.msi1⤵
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:536
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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 WriteProcessMemory
PID:652 -
C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:22⤵
- Suspicious use of AdjustPrivilegeToken
PID:3160
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C:\Windows\System32\MsiExec.exeC:\Windows\System32\MsiExec.exe -Embedding B55844C1B8783116328EF3CDAE76552E E Global\MSI00002⤵
- Loads dropped DLL
- Badlisted process makes network request
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:1644
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:4504
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C:\Users\Public\C2kpYB\K0I9r4.exeC:\Users\Public\C2kpYB\K0I9r4.exe1⤵
- Checks computer location settings
- 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:1900 -
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\C2kpYB\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- Suspicious use of WriteProcessMemory
PID:5044 -
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\C2kpYB\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
PID:4252
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:4344
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:3848
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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:3780 -
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:2000
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:3940
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:2480
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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:2552 -
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:1212
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:4844
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:440
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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:4948 -
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:4444
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:3300
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:4900
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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:1584 -
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:3800
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:2188
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:3504
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C:\Windows\system32\cmd.execmd.exe /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\C2kpYB" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:3160 -
C:\Windows\system32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\C2kpYB" /t REG_DWORD /d 0 /f2⤵
- Windows security bypass
PID:4168
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C:\Windows\system32\cmd.execmd.exe1⤵PID:4708
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C:\Windows\system32\cmd.execmd.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:1436 -
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:1816
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C:\Windows\system32\cmd.execmd.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:1028 -
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:2796
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C:\Windows\system32\cmd.execmd.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:1660 -
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:3820
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C:\Windows\system32\cmd.execmd.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:1180 -
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:4220
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Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
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\e5900a3.rbs
- Size 7KB
- SHA256 5fa5c307ba807ecf60ab370cae817c594a40bab9e8cdfffae19f18960cf1b68e
- MD5 b2dd07136decf2e9e7f1079e05bc2d66
- SHA1 83052f31eb41bb74b8c1eb5bca5e413eab904e66
- SHA512 f60f49b00f1c6499895064744e714b94ef9a34e01d9510067816c76190fb939f7955bb93e2aca05ff401f332117138ccb1358ef6ecbefb61a2a22665e0e20451
- SSDEEP 96:2VB54uu1eBsVxUUjdD21CsThqK/UjdD21C6jdAsDThqKjHYIK5RPWELEyE/Ywgpv:2Vn4eBkzxD2IIBsxD2ISBIHtI5csKpB
- TLSH T132F10F46B20481E2F9977730CF271B263BB3D3E49314634B0ADE84749E4738D6EA619E
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\C2kpYB\K0I9r4.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\C2kpYB\UxEnhance64.dll
- Size 3.1MB
- SHA256 43d1432de1ebec104beac747a6a5cadb1542033e3e67a8e692fbba6e9f5d48b6
- MD5 660bfd80c4c5c31bbf43d49bd356693d
- SHA1 d6f52c5b8cc7fd55fe272deda90296a436db21ff
- SHA512 2e56220c829c7bdb0fc778b957d5c18bd3414588d82b1ac18dd307373b6af4a95bf26d97b5cb406184ecc1539fba3a024569769fd65c60476fd2d7f287c648d6
- SSDEEP 49152:P9KpI8cBa0kj6BK0x3TiMQclkGo2PXk6rkwuuWG/+WizBedfb77N3SnKrKB+Q:P9m29xx3Tiqt06ox6+z2rNNrKoQ
- TLSH T13CE523E5B6D739F6D023CBF4DA62A1AD70393F505F635C5F3B8929014E62228973A390
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\C2kpYB\adoresd.dat
- Size 4.8MB
- SHA256 4384ad488a5f45178ea1cbe8eacc496750b33620f5140639a2e2d140099adea6
- MD5 31a8eeffa44255acf5378fedbcc46346
- SHA1 2a56b37aba047c69475319ae703c8c020fd0dbec
- SHA512 ef08e970e419e68dd0530cfd895e5648a9847809544517adac8b2ee21b54307e28bfb6072add52aa2ff0ecf4b6be6bbbcde65a7fb5671559a857599dedefed63
- SSDEEP 98304:guZ630UjjOt6udZuYb7Ad2WAqSFmtNYNF/ltN3fjZgRnXxs:tQDPnORb7AdPEm7Y7ltlVgxs
- TLSH T1CB363339536D9C62DDC7A0F8A49D4596FF683D60FAE2A006B47C1D213015DFB986FE08
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\C2kpYB\msadox.tb
- Size 8KB
- SHA256 890ba0633b9db8e12659e6899a4915411f1986dd7291146d5e578bfdac2a71d6
- MD5 62750ee89ef8951755b812a204c26b78
- SHA1 bbb113e48c5ae4013d7ca7a57337d4de52635c31
- SHA512 afd6be00b0aa038f5e575db729d8652fa095e27556b3d8c0b8a6d654630dbe6494183ec70d828ba6713d31cd0b87617877420e2bb9224a2ad502c0e9ba251cc4
- SSDEEP 192:lqbZajnZ45X1q3JXglD+3vR8cwNhIMCGe2y0PQp:lsZqZOXQ3uqvR2Kfzp
- TLSH T115029E05D7A20CC3D2016C71CD9EB2F5AB13A1DADA3926719C67D4C167072DD2CE620D
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\MSI259.tmp
- Size 5.7MB
- SHA256 f2f0cc6f7b1e3334ca03256781a86ab7c7c728a28de49714dde0e915fa4eb146
- MD5 528e32e0083a77b685012405a91c6492
- SHA1 beb6b6d191c2772b2e10dc17e4ab2416b6810858
- SHA512 8195a58ee3cb5b2d33bff4694aefb266551e45a17acad33ab84133cb5f2b43c854f5fa3791b340b813ff61757d68df07b652857d502d1a726a8eee2a889b891b
- SSDEEP 98304:w6pdCiGJuFw5V4SGWXlgAzCEFO0kJQpAmAzKdN8wMVLS6dYXzIrrrHlG:TdCis4BEoZJLm4Kv8wWGzerI
- TLSH T14A5633D139C66F70D1A3CBF4665A391D3CAE3BD5B9728C0A67D43A00AE73615DA32309
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\e5900a2.msi
- Size 5.7MB
- SHA256 951a91b27216f22992a54393baaa0a0b48f535bc778aebbf27dd9c786c698985
- MD5 66b7ef9be3e48e0c84093cf430445135
- SHA1 1c188401be4f463716f212d76478e98a0f9d0578
- SHA512 9a9bbe1902e5812b5680c3df4756de02990111df7566989a6aac2c1ad42cbf964e56661f9843550dd000dc538f35c53abf7091104bcd9158468bd5e31ee6eafd
- SSDEEP 98304:F6pdCiGJuFw5V4SGWXlgAzCEFO0kJQpAmAzKdN8wMVL66dYXzIrrrHlt:8dCis4BEoZJLm4Kv8w+Gzerr
- TLSH T16E5633D179C66F70D0A3CBF4561A6A1D3DAE3FD5B972CC0A67D43A006E32625DA32309
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
- Size 24.1MB
- SHA256 045c6fad1db370f2e6eacf18053e4c585e62382d5256434b6cbff84e32c822e3
- MD5 220d4f20cdacd822472ed26618d15e09
- SHA1 ff1aa7d3b01e25b3f447fa9aec2f4df5eb96a019
- SHA512 015a9bc79e653b21cdf85f142e25172b3a64f39fd0ee7a56ae3f026544d9079bb340284b1e63aae20a7535786eccfd50735af11df011f7293512a953b3c23fa3
- SSDEEP 24576:ju8m+1zDdoO/vvTLbWzuGWKHiakzLlzi/FW9R8iF7kaiu0qOIPlqr1YRG:L
- TLSH T1F347D42832F92210E7F79F3C68F0AA2749397D579C19DE8D45411F4E0921BB1E8B2F5A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\Volume{73216430-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{f825caab-09cb-4b4e-81e6-044daa34e054}_OnDiskSnapshotProp
- Size 6KB
- SHA256 ac6f6e448838052417af92459507640f7cd3c98009ce5342f6731f9858315065
- MD5 96d41971868990288ceb2381df9c3478
- SHA1 2c38173cd36063148be1de80a1ca19187a0b59cf
- SHA512 8cfff6696845869add1339098f13720c72cf08759c07d49889f4850faef8338c65d0811e889db75542f877131bbd70911fab1069da2345a09b7fbb3ac7bbd562
- SSDEEP 96:FPaDEhdMyvc8DD84LTHzbOHXOHBlBRQ88Sc9XE56tOSVQpu:taEGIb++ZVm
- TLSH T159D199185AF54311E2B3AB3129F18557A837B811EF33CB8E0298238E6630910F876F5F
- MD5 SHA1 SHA512 SSDEEP TLSH