Analysis
- max time kernel
147s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/08/2026, 02:03
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
install_s0up005.msi
Resource
win10v2004-20260513-en
windows10-2004-x64
24 signatures
150 seconds
Behavioral task
behavioral2
Sample
install_s0up005.msi
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
25 signatures
150 seconds
General
- Target install_s0up005.msi
- Size 7.7MB
- Sample260802-cg6m6ssbnd
- SHA256 86d6b2ed623168355d821612b95e8a45d37cd2ca153af5be39ec403eafa9e636
- MD5 ffaaa4760cd767c8af14f762ce808d31
- SHA1 ef176f216b10be4b49a1b6a421c256f7710b2d49
- SHA512 16fb7af3b484defcac0677c40f76edb6abecabf361185b4a8bd5892f8e33697877aad4dec2effec3e1fa2b5eaf4e09f445749a916b86c6a5db9a913424cfd555
- SSDEEP 196608:IM51bJ7sclEp2sOtMKpkKchey+lr4ywwoKIMzkPV0EG/xPnSin/gb:IA8oKhVeLwUSPVjqSwm
- TLSH T19C8633827E8B2770C05BCBF16A56A17E715E3FC26F3A1C1639D97B4C6D3121600B72A9
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Windows security bypass 2 TTPs 4 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\S5KpsB = "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 - Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 4476 powershell.exe - Executes dropped EXE 1 IoCs
pid Process 6080 uJymAR.exe - Loads dropped DLL 2 IoCs
pid Process 1344 MsiExec.exe 6080 uJymAR.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\\S5KpsB\\uJymAR.exe\"" uJymAR.exe - Badlisted process makes network request 7 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 11 1344 MsiExec.exe 16 1344 MsiExec.exe 17 1344 MsiExec.exe 18 1344 MsiExec.exe 19 1344 MsiExec.exe 20 1344 MsiExec.exe 21 1344 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) \??\I: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\D: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\D: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\B: 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 5292 cmd.exe 4100 cmd.exe 3196 cmd.exe 6072 cmd.exe 4992 cmd.exe - Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\1BA79029EC3FFD076F5DAC2F70A18685 MsiExec.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\1BA79029EC3FFD076F5DAC2F70A18685 MsiExec.exe File created C:\Windows\System32\CodeIntegrity\SiPolicy.p7b uJymAR.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 13 IoCs
description ioc Process File created C:\Windows\Installer\SourceHash{AB5B91D2-8262-88C3-C0B3-9F7A3D9BBE66} msiexec.exe File opened for modification C:\Windows\Installer\MSI134F.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSI1516.tmp msiexec.exe File created C:\Windows\SystemTemp\~DF39AE0817026E43FA.TMP msiexec.exe File opened for modification C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log msiexec.exe File created C:\Windows\SystemTemp\~DFBE239FF82932CB20.TMP msiexec.exe File created C:\Windows\SystemTemp\~DFC99857DCE6C28181.TMP msiexec.exe File created C:\Windows\Installer\e590d75.msi msiexec.exe File created C:\Windows\SystemTemp\~DFF9D93969B4244E17.TMP msiexec.exe File created C:\Windows\Installer\e590d73.msi msiexec.exe File opened for modification C:\Windows\Installer\e590d73.msi msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File created C:\Windows\Installer\inprogressinstallinfo.ipi 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 4072 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 2268 cmd.exe 4452 cmd.exe 4028 cmd.exe 5248 cmd.exe 3560 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\AutoDetect = "0" 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 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing MsiExec.exe Key deleted \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E msiexec.exe Key deleted \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27 msiexec.exe Key created \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\28 msiexec.exe - Modifies registry class 22 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\SourceList 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 (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\InstanceType = "0" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\SourceList\PackageName = "install_s0up005.msi" 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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\2D19B5BA26283C880C3BF9A7D3B9EB66\UuueatYAD msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\PackageCode = "054164483070034468643B3C4B93A426" 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\AuthorizedLUAApp = "0" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\DeploymentFlags = "3" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\94BE0DF692EECDFE6C8D0D14335F1104\2D19B5BA26283C880C3BF9A7D3B9EB66 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\2D19B5BA26283C880C3BF9A7D3B9EB66 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\ProductName = "TRUNC Licensing Dll" 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\Version = "84017285" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\AdvertiseFlags = "388" msiexec.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\Clients = 3a0000000000 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\94BE0DF692EECDFE6C8D0D14335F1104 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 4820 schtasks.exe 3348 schtasks.exe 3568 schtasks.exe 1376 schtasks.exe 5212 schtasks.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4068 msiexec.exe 4068 msiexec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 1344 MsiExec.exe 6080 uJymAR.exe 6080 uJymAR.exe 6080 uJymAR.exe 6080 uJymAR.exe 6080 uJymAR.exe 6080 uJymAR.exe 6080 uJymAR.exe 6080 uJymAR.exe 6080 uJymAR.exe 6080 uJymAR.exe 6080 uJymAR.exe 6080 uJymAR.exe 6080 uJymAR.exe 6080 uJymAR.exe 6080 uJymAR.exe 6080 uJymAR.exe 6080 uJymAR.exe 6080 uJymAR.exe 6080 uJymAR.exe 6080 uJymAR.exe 6080 uJymAR.exe 6080 uJymAR.exe 6080 uJymAR.exe 6080 uJymAR.exe 6080 uJymAR.exe 6080 uJymAR.exe - Suspicious behavior: LoadsDriver 6 IoCs
pid Process 820 Process not Found 820 Process not Found 820 Process not Found 820 Process not Found 820 Process not Found 820 Process not Found - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 4072 msiexec.exe Token: SeIncreaseQuotaPrivilege 4072 msiexec.exe Token: SeSecurityPrivilege 4068 msiexec.exe Token: SeCreateTokenPrivilege 4072 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 4072 msiexec.exe Token: SeLockMemoryPrivilege 4072 msiexec.exe Token: SeIncreaseQuotaPrivilege 4072 msiexec.exe Token: SeMachineAccountPrivilege 4072 msiexec.exe Token: SeTcbPrivilege 4072 msiexec.exe Token: SeSecurityPrivilege 4072 msiexec.exe Token: SeTakeOwnershipPrivilege 4072 msiexec.exe Token: SeLoadDriverPrivilege 4072 msiexec.exe Token: SeSystemProfilePrivilege 4072 msiexec.exe Token: SeSystemtimePrivilege 4072 msiexec.exe Token: SeProfSingleProcessPrivilege 4072 msiexec.exe Token: SeIncBasePriorityPrivilege 4072 msiexec.exe Token: SeCreatePagefilePrivilege 4072 msiexec.exe Token: SeCreatePermanentPrivilege 4072 msiexec.exe Token: SeBackupPrivilege 4072 msiexec.exe Token: SeRestorePrivilege 4072 msiexec.exe Token: SeShutdownPrivilege 4072 msiexec.exe Token: SeDebugPrivilege 4072 msiexec.exe Token: SeAuditPrivilege 4072 msiexec.exe Token: SeSystemEnvironmentPrivilege 4072 msiexec.exe Token: SeChangeNotifyPrivilege 4072 msiexec.exe Token: SeRemoteShutdownPrivilege 4072 msiexec.exe Token: SeUndockPrivilege 4072 msiexec.exe Token: SeSyncAgentPrivilege 4072 msiexec.exe Token: SeEnableDelegationPrivilege 4072 msiexec.exe Token: SeManageVolumePrivilege 4072 msiexec.exe Token: SeImpersonatePrivilege 4072 msiexec.exe Token: SeCreateGlobalPrivilege 4072 msiexec.exe Token: SeBackupPrivilege 3260 vssvc.exe Token: SeRestorePrivilege 3260 vssvc.exe Token: SeAuditPrivilege 3260 vssvc.exe Token: SeBackupPrivilege 4068 msiexec.exe Token: SeRestorePrivilege 4068 msiexec.exe Token: SeRestorePrivilege 4068 msiexec.exe Token: SeTakeOwnershipPrivilege 4068 msiexec.exe Token: SeRestorePrivilege 4068 msiexec.exe Token: SeTakeOwnershipPrivilege 4068 msiexec.exe Token: SeRestorePrivilege 4068 msiexec.exe Token: SeTakeOwnershipPrivilege 4068 msiexec.exe Token: SeBackupPrivilege 1272 srtasks.exe Token: SeRestorePrivilege 1272 srtasks.exe Token: SeSecurityPrivilege 1272 srtasks.exe Token: SeTakeOwnershipPrivilege 1272 srtasks.exe Token: SeBackupPrivilege 1272 srtasks.exe Token: SeRestorePrivilege 1272 srtasks.exe Token: SeSecurityPrivilege 1272 srtasks.exe Token: SeTakeOwnershipPrivilege 1272 srtasks.exe Token: SeRestorePrivilege 4068 msiexec.exe Token: SeTakeOwnershipPrivilege 4068 msiexec.exe Token: SeRestorePrivilege 4068 msiexec.exe Token: SeTakeOwnershipPrivilege 4068 msiexec.exe Token: SeRestorePrivilege 4068 msiexec.exe Token: SeTakeOwnershipPrivilege 4068 msiexec.exe Token: SeRestorePrivilege 4068 msiexec.exe Token: SeTakeOwnershipPrivilege 4068 msiexec.exe Token: SeRestorePrivilege 4068 msiexec.exe Token: SeTakeOwnershipPrivilege 4068 msiexec.exe Token: SeRestorePrivilege 4068 msiexec.exe Token: SeTakeOwnershipPrivilege 4068 msiexec.exe Token: SeRestorePrivilege 4068 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4072 msiexec.exe 4072 msiexec.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4072 msiexec.exe 4068 msiexec.exe 1344 MsiExec.exe - Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 4068 wrote to memory of 1272 4068 msiexec.exe 94 PID 4068 wrote to memory of 1344 4068 msiexec.exe 96 PID 6080 wrote to memory of 4476 6080 uJymAR.exe 100 PID 6080 wrote to memory of 4992 6080 uJymAR.exe 102 PID 4992 wrote to memory of 4820 4992 cmd.exe 104 PID 4992 wrote to memory of 5428 4992 cmd.exe 105 PID 4992 wrote to memory of 2104 4992 cmd.exe 108 PID 6080 wrote to memory of 5292 6080 uJymAR.exe 110 PID 5292 wrote to memory of 3348 5292 cmd.exe 112 PID 5292 wrote to memory of 1672 5292 cmd.exe 113 PID 5292 wrote to memory of 6140 5292 cmd.exe 115 PID 6080 wrote to memory of 4100 6080 uJymAR.exe 118 PID 4100 wrote to memory of 3568 4100 cmd.exe 120 PID 4100 wrote to memory of 2072 4100 cmd.exe 121 PID 4100 wrote to memory of 5392 4100 cmd.exe 123 PID 4028 wrote to memory of 1276 4028 cmd.exe 125 PID 5248 wrote to memory of 816 5248 cmd.exe 126 PID 6080 wrote to memory of 3196 6080 uJymAR.exe 127 PID 3196 wrote to memory of 1376 3196 cmd.exe 129 PID 3196 wrote to memory of 5224 3196 cmd.exe 130 PID 3196 wrote to memory of 1524 3196 cmd.exe 132 - 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_s0up005.msi1⤵
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:4072
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Enumerates connected drives
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4068 -
C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:22⤵
- Suspicious use of AdjustPrivilegeToken
PID:1272
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C:\Windows\System32\MsiExec.exeC:\Windows\System32\MsiExec.exe -Embedding 385826915F231979D1242D5700A91BA2 E Global\MSI00002⤵
- Loads dropped DLL
- Badlisted process makes network request
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1344
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:3260
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C:\Users\Public\S5KpsB\uJymAR.exe"C:\Users\Public\S5KpsB\uJymAR.exe"1⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:6080 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath 'C:\ProgramData','C:\Users','C:\Program Files (x86)','C:\' -Force2⤵
- Command and Scripting Interpreter: PowerShell
PID:4476
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\Public\S5KpsB\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- Suspicious use of WriteProcessMemory
PID:4992 -
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\S5KpsB\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
PID:4820
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:5428
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:2104
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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:5292 -
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:3348
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:1672
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:6140
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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:4100 -
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:3568
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:2072
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:5392
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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:3196 -
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:1376
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:5224
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:1524
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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
PID:6072 -
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:5212
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:4956
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:4200
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C:\Windows\system32\cmd.exe"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\S5KpsB" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:4028 -
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\S5KpsB" /t REG_DWORD /d 0 /f2⤵
- Windows security bypass
PID:1276
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C:\Windows\system32\cmd.execmd.exe1⤵PID:2892
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C:\Windows\system32\cmd.exe"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\ProgramData" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:5248 -
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:816
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C:\Windows\system32\cmd.exe"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
PID:3560 -
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users" /t REG_DWORD /d 0 /f2⤵PID:2572
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C:\Windows\system32\cmd.exe"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Program Files (x86)" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
PID:2268 -
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Program Files (x86)" /t REG_DWORD /d 0 /f2⤵PID:4604
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C:\Windows\system32\cmd.exe"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Admin\Documents" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
PID:4452 -
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Admin\Documents" /t REG_DWORD /d 0 /f2⤵PID:5468
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Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2PowerShell
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Installer Packages
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Installer Packages
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Impair Defenses
1Disable or Modify Tools
1Indicator Removal
1Clear Persistence
1Modify Registry
2System Binary Proxy Execution
1Msiexec
1Replay Monitor
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Downloads
- Path C:\Config.Msi\e590d74.rbs
- Size 7KB
- SHA256 440fe4a672459a508b4cb75b16ef728d3fee66d2f57458c2f00ca4b351e88a88
- MD5 3c3f54eee19d87075023a177ee9097ae
- SHA1 1a836e1f799c8f4e7f583d481348de93b906402a
- SHA512 faedb2662fe59ae023d9eb276854b02a1f21facf93fa7dec1ca01ade042b509b1c09cb6945384558477170f49481dcb9b85a4267fd8760dbcdd939a865e9238b
- SSDEEP 96:AA3gu0CP3aUUFt1CsThq/UFt1C6j4/xpThqjHsS56TWt8d71CKplj/RzIjByy:AAkCCzDIIVDI3CA9IKpFW
- TLSH T1C1F11001B31196D2F9911B75CB831B1637F2D3DAA320739B089E84285F577883ED57AB
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\S5KpsB\UxEnhance64.dll
- Size 3.1MB
- SHA256 81a5faa984e12e0ea979fdccf9a84ec55730dfebc1c870c20bbb98a58d171a6e
- MD5 e4a14bcc0d7d8d588f83356e341e335d
- SHA1 b7d62e2cfa186a7894d59e7115ead1258c27351a
- SHA512 f3b5b8324526632062ca02b563b8b22bce93f4b9a5b157188b57065930a5d4f7796dea9af81f17f34314581b6ad1787989d30cce0ecbe8c2e7788f8617f71aa2
- SSDEEP 49152:P9KpI8cBa0kj6BK0x3TiMQclkGo2PXk6rkwuuWG/+WizBedfb77N3SnKrKB+N:P9m29xx3Tiqt06ox6+z2rNNrKoN
- TLSH T141E523E5B6D739F6D023CBF4DA62A1AD70393F505F635C5F3B8929014E62228973A390
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\S5KpsB\adoresd.dat
- Size 4.7MB
- SHA256 d3e174b02aee9bb170b5ce87e6db49b6dcc9c0afdea11465ee9634c59dd982b7
- MD5 2b8e5c901f03a8bf2e4268b3f61c5788
- SHA1 afde7b2ff5a432ee9f3717221d02445e1f7d9368
- SHA512 8467fc9a3d07bcd7ce62acf890bb299f7cf0860d81691d823de42209fb16b01978145c9fa0b101ca6a63f1aa37f16cf914964be7b5f9da621c3ebe760badf464
- SSDEEP 98304:Xmu1SwODpRGIRdXEMZYe6rFLoTTpMk6ZGvQv0Ss2i+XZXea1v5WZd8uCp:2u1SwOflfZPF6Ma0bsoa5+qd
- TLSH T1FB3633368AE6F5C7E35B2A0AF36888DD12B0B7AD6E9D75C24AF070145DB30CE9015BC4
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\S5KpsB\msadox.tb
- Size 8KB
- SHA256 a968fb439534c1368c6568bcf8459eb4ef483634097e193774caf630a1a973b9
- MD5 74ed6c79721b61b29b23c0430a5a7f6b
- SHA1 fb75aae70c9efb0353208bfb6c2cf8bba60927a3
- SHA512 6993b91c89a0dcb88922833b4642f561ab586be84a7e3df74568ca877b4a9a32fd0924e94936cafa330722f11ef1acd33e4301b4d3126bacf2737e5c26b6e522
- SSDEEP 192:YqbZajnZ45X1q3JXglD+3vR8cwNhIMCGe2y0PQp:YsZqZOXQ3uqvR2Kfzp
- TLSH T189029E05D7A20CC3D2016C71CD9EB2F5AB13A1DADA3926719C67D4C167072DD2CE620D
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\S5KpsB\uJymAR.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\MSI1516.tmp
- Size 7.6MB
- SHA256 1f6b8a0b0fb5bc11fa65065d8c056edf4a03f2f1cd7bd2d998dd3c9395d1e57f
- MD5 ddf32194688ae13e6dac6ae875e98b0a
- SHA1 d794f2fcbe866b36ddbdf4e90cc80930a495a370
- SHA512 9a808d552b03f60ef74e0e91fdbea974d3885cfe1734af32799f20eb9266a365c652f84d9d2dabbab061ff6fb468d949d94e4a7988728fb7bf1933638d250438
- SSDEEP 196608:IM51bJ7sclEp2sOtMKpkKcMey+lr4ywwoKIMzkPV0EG/xPnSin/gy:IA8oKhweLwUSPVjqSwn
- TLSH T19E8633827E8F2670C05BCBF56A55B17F715E37C26F3A1C1639D93B485D3221600BB2AA
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\e590d73.msi
- Size 7.7MB
- SHA256 86d6b2ed623168355d821612b95e8a45d37cd2ca153af5be39ec403eafa9e636
- MD5 ffaaa4760cd767c8af14f762ce808d31
- SHA1 ef176f216b10be4b49a1b6a421c256f7710b2d49
- SHA512 16fb7af3b484defcac0677c40f76edb6abecabf361185b4a8bd5892f8e33697877aad4dec2effec3e1fa2b5eaf4e09f445749a916b86c6a5db9a913424cfd555
- SSDEEP 196608:IM51bJ7sclEp2sOtMKpkKchey+lr4ywwoKIMzkPV0EG/xPnSin/gb:IA8oKhVeLwUSPVjqSwm
- TLSH T19C8633827E8B2770C05BCBF16A56A17E715E3FC26F3A1C1639D97B4C6D3121600B72A9
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
- Size 26.1MB
- SHA256 1869f92d791d77cb535f09073cce14d1616b6c8f84d3e5162a34832011f6029b
- MD5 cd57519b6178690135af2d68778f0d2f
- SHA1 99407f9d0fbae3c37deca71fae70c5e250c8cdcd
- SHA512 4f4889cbcd27ac07b1f58e9ad57041e1b2dfcac69a1de1488985c692d87ca369358e9fc07addef2e674ef16ff5aef0c682b2baccff4d18398147db7ac81847f0
- SSDEEP 24576:ZFo3DMPndoO/vvTL/yAjDilQP7eJY7Eg0+1xNudb1WtqJESTsIRmD6pin+X:LHM
- TLSH T15257B31436F92200E7B79E3DB8F06A234D397D5BAC15DE8D45511B8E0822F71E872F6A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\Volume{c61fa831-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{42b2ad16-53b3-4ab9-972c-e35ef09215df}_OnDiskSnapshotProp
- Size 6KB
- SHA256 de97cce8eb08fa7b1dbd364841258eb1cd39525b4365126b1413b394fe97696e
- MD5 8cbf058c5ce7563df288ad95d2d4aae8
- SHA1 9ecf7ab6dd50bd9e5351966ff730b75e40a39590
- SHA512 a527b641fbbc2973bd5d49cda1937548fc9fe830e543f733f9496ef8b3c18042f710a6e02460171b6cb71b86f09a12666f4b3db1fa3e739585f6441d2fcc2866
- SSDEEP 96:FlbcIxbCvc6DD84LTHzbOHXOHBlBRQn8Sc9XE56tOSVQpu:kIsb++uVm
- TLSH T10DD188185AE54711E2B3AB3228F18557A837B911EF33CB8E0198238E6631910F975F6B
- MD5 SHA1 SHA512 SSDEEP TLSH