Analysis
- max time kernel
148s - max time network
127s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
14/10/2026, 06:22
Static task
static1
Behavioral task
behavioral1
Sample
chunk-0.msi
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
chunk-0.msi
Resource
win11ltsc2024-20260911-en
General
- Target chunk-0.msi
- Size 3.1MB
- Sample261014-g4vxeaxt8l
- SHA256 26374a9d227f0a6fd9f72c982bb7939ecb8f18d5311d81fb4f3b64ba17eb732b
- MD5 82ccebfd1fcf4542597c9a83e37798d3
- SHA1 06b9e90e078657b483d4c52b1d2a52b9a778093e
- SHA512 691e00a3d685e90d603179faea7e879072b10eeb5e24b106b58d65cff099604e7abe242cbb87d7111da514e6cf3942169eb291cb65515cd893535e1090b0fc18
- SSDEEP 49152:PRR/DPfeIwlimwVjPswS/nu7hp5mfc8we/GQp2lwyD8exGJXnUIT:XLPfe1Ubp1F+k8kQ+wyg0G2C
- TLSH T153E52321F294183EEABE067B892B96719F3BBC140720C57F4358751DAF767802736B26
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Badlisted process makes network request 3 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 2 5220 msiexec.exe 4 5220 msiexec.exe 14 2192 rundll32.exe - Executes dropped EXE 2 IoCs
pid Process 3104 HPAssessAndRespond.exe 2392 HPAssessAndRespond.exe - Loads dropped DLL 14 IoCs
pid Process 1312 MsiExec.exe 2192 rundll32.exe 2192 rundll32.exe 2192 rundll32.exe 8 MsiExec.exe 2220 MsiExec.exe 1312 MsiExec.exe 5524 rundll32.exe 5524 rundll32.exe 5524 rundll32.exe 1312 MsiExec.exe 5048 rundll32.exe 5048 rundll32.exe 5048 rundll32.exe - Stops running service(s) 4 TTPs
- 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) \??\M: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\D: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\D: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\V: 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) \??\Y: msiexec.exe - Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\system32\config\systemprofile\AppData\Roaming\hpqlog\HPAssessAndRespond.Agent.log HPAssessAndRespond.exe - Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\HP\HP Assess and Respond\HPAssessAndRespond.exe msiexec.exe - Drops file in Windows directory 32 IoCs
description ioc Process File created C:\Windows\Installer\e59a1a5.msi msiexec.exe File opened for modification C:\Windows\Installer\MSIA6C5.tmp-0\Microsoft.Deployment.WindowsInstaller.dll rundll32.exe File opened for modification C:\Windows\Installer\{50BFBFFB-DF2C-4EF2-A281-ED9F87D5EEC8}\ProductIcon msiexec.exe File opened for modification C:\Windows\Installer\MSIBD30.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSIBEF6.tmp-0\Newtonsoft.Json.dll rundll32.exe File opened for modification C:\Windows\Installer\MSIBEF6.tmp-0\CustomAction.config rundll32.exe File opened for modification C:\Windows\Installer\MSIA6C5.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSIBD30.tmp-0\Microsoft.Deployment.WindowsInstaller.dll rundll32.exe File opened for modification C:\Windows\Installer\ msiexec.exe File created C:\Windows\Installer\inprogressinstallinfo.ipi msiexec.exe File created C:\Windows\SystemTemp\~DF420785FF9BF10E5E.TMP msiexec.exe File created C:\Windows\SystemTemp\~DF6052E041BE88399B.TMP msiexec.exe File opened for modification C:\Windows\Installer\MSIAEA7.tmp msiexec.exe File created C:\Windows\Installer\wix{50BFBFFB-DF2C-4EF2-A281-ED9F87D5EEC8}.SchedServiceConfig.rmi MsiExec.exe File opened for modification C:\Windows\Installer\MSIBD30.tmp-0\ServiceActions.dll rundll32.exe File created C:\Windows\SystemTemp\~DF2CC5A296212DA295.TMP msiexec.exe File opened for modification C:\Windows\Installer\e59a1a5.msi msiexec.exe File opened for modification C:\Windows\Installer\MSIA6C5.tmp-0\ServiceActions.dll rundll32.exe File opened for modification C:\Windows\Installer\MSIA6C5.tmp-0\Newtonsoft.Json.dll rundll32.exe File opened for modification C:\Windows\Installer\MSIA6C5.tmp-0\CustomAction.config rundll32.exe File created C:\Windows\Installer\SourceHash{50BFBFFB-DF2C-4EF2-A281-ED9F87D5EEC8} msiexec.exe File opened for modification C:\Windows\Installer\MSIAE87.tmp msiexec.exe File created C:\Windows\SystemTemp\~DFC7FF52E955BF4275.TMP msiexec.exe File opened for modification C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log msiexec.exe File created C:\Windows\Installer\e59a1a7.msi msiexec.exe File created C:\Windows\Installer\{50BFBFFB-DF2C-4EF2-A281-ED9F87D5EEC8}\ProductIcon msiexec.exe File opened for modification C:\Windows\Installer\MSIBD30.tmp-0\Newtonsoft.Json.dll rundll32.exe File opened for modification C:\Windows\Installer\MSIBEF6.tmp-0\ServiceActions.dll rundll32.exe File opened for modification C:\Windows\Installer\MSIB000.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSIBEF6.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSIBEF6.tmp-0\Microsoft.Deployment.WindowsInstaller.dll rundll32.exe File opened for modification C:\Windows\Installer\MSIBD30.tmp-0\CustomAction.config rundll32.exe - Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 5676 sc.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 5220 msiexec.exe - Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 5256 cmd.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 6 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname HPAssessAndRespond.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain HPAssessAndRespond.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname rundll32.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain rundll32.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname HPAssessAndRespond.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain HPAssessAndRespond.exe - System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MsiExec.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MsiExec.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 = 0000000004000000ee0b4c806e3f937b0000000000000000000000000000000000000000000000000000000000000000000000000000000000001071020000000000c0120000000000000000000000002701010000883801ee0b4c800000000000001071020000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000d0830200000000006025c501000000000000000000000700010000e84101ee0b4c80000000000000d08302000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030a9c701000000000000050000000000000000000000070001000098d4e3ee0b4c8000000000000030a9c7010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030a9cc0100000000000005000000000000000000000007000100009854e6ee0b4c8000000000000030a9cc01000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 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 3 IoCs
description ioc Process 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 deleted \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E msiexec.exe - Modifies registry class 23 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BFFBFB05C2FD2FE42A18DEF9785DEE8C\PackageCode = "0577EA7131A63AF449828569B05DECFE" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BFFBFB05C2FD2FE42A18DEF9785DEE8C\ProductIcon = "C:\\Windows\\Installer\\{50BFBFFB-DF2C-4EF2-A281-ED9F87D5EEC8}\\ProductIcon" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BFFBFB05C2FD2FE42A18DEF9785DEE8C\InstanceType = "0" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\E7C0E2DA02F5B2D458941FFEB4EAE15E msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\E7C0E2DA02F5B2D458941FFEB4EAE15E\BFFBFB05C2FD2FE42A18DEF9785DEE8C msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BFFBFB05C2FD2FE42A18DEF9785DEE8C\SourceList\Media msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BFFBFB05C2FD2FE42A18DEF9785DEE8C\SourceList\Media\1 = ";" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\BFFBFB05C2FD2FE42A18DEF9785DEE8C msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BFFBFB05C2FD2FE42A18DEF9785DEE8C\ProductName = "HP Assess and Respond" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BFFBFB05C2FD2FE42A18DEF9785DEE8C\Version = "16842811" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BFFBFB05C2FD2FE42A18DEF9785DEE8C\AuthorizedLUAApp = "0" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BFFBFB05C2FD2FE42A18DEF9785DEE8C\Language = "1033" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BFFBFB05C2FD2FE42A18DEF9785DEE8C\Assignment = "1" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BFFBFB05C2FD2FE42A18DEF9785DEE8C\DeploymentFlags = "3" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\BFFBFB05C2FD2FE42A18DEF9785DEE8C\ProductFeature msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BFFBFB05C2FD2FE42A18DEF9785DEE8C\AdvertiseFlags = "388" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BFFBFB05C2FD2FE42A18DEF9785DEE8C\SourceList msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BFFBFB05C2FD2FE42A18DEF9785DEE8C\SourceList\PackageName = "chunk-0.msi" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BFFBFB05C2FD2FE42A18DEF9785DEE8C\SourceList\Net msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BFFBFB05C2FD2FE42A18DEF9785DEE8C\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" msiexec.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BFFBFB05C2FD2FE42A18DEF9785DEE8C\Clients = 3a0000000000 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BFFBFB05C2FD2FE42A18DEF9785DEE8C\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\BFFBFB05C2FD2FE42A18DEF9785DEE8C msiexec.exe - Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 3276 msiexec.exe 3276 msiexec.exe 2192 rundll32.exe 2192 rundll32.exe 2192 rundll32.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 5220 msiexec.exe Token: SeIncreaseQuotaPrivilege 5220 msiexec.exe Token: SeSecurityPrivilege 3276 msiexec.exe Token: SeCreateTokenPrivilege 5220 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 5220 msiexec.exe Token: SeLockMemoryPrivilege 5220 msiexec.exe Token: SeIncreaseQuotaPrivilege 5220 msiexec.exe Token: SeMachineAccountPrivilege 5220 msiexec.exe Token: SeTcbPrivilege 5220 msiexec.exe Token: SeSecurityPrivilege 5220 msiexec.exe Token: SeTakeOwnershipPrivilege 5220 msiexec.exe Token: SeLoadDriverPrivilege 5220 msiexec.exe Token: SeSystemProfilePrivilege 5220 msiexec.exe Token: SeSystemtimePrivilege 5220 msiexec.exe Token: SeProfSingleProcessPrivilege 5220 msiexec.exe Token: SeIncBasePriorityPrivilege 5220 msiexec.exe Token: SeCreatePagefilePrivilege 5220 msiexec.exe Token: SeCreatePermanentPrivilege 5220 msiexec.exe Token: SeBackupPrivilege 5220 msiexec.exe Token: SeRestorePrivilege 5220 msiexec.exe Token: SeShutdownPrivilege 5220 msiexec.exe Token: SeDebugPrivilege 5220 msiexec.exe Token: SeAuditPrivilege 5220 msiexec.exe Token: SeSystemEnvironmentPrivilege 5220 msiexec.exe Token: SeChangeNotifyPrivilege 5220 msiexec.exe Token: SeRemoteShutdownPrivilege 5220 msiexec.exe Token: SeUndockPrivilege 5220 msiexec.exe Token: SeSyncAgentPrivilege 5220 msiexec.exe Token: SeEnableDelegationPrivilege 5220 msiexec.exe Token: SeManageVolumePrivilege 5220 msiexec.exe Token: SeImpersonatePrivilege 5220 msiexec.exe Token: SeCreateGlobalPrivilege 5220 msiexec.exe Token: SeBackupPrivilege 3356 vssvc.exe Token: SeRestorePrivilege 3356 vssvc.exe Token: SeAuditPrivilege 3356 vssvc.exe Token: SeBackupPrivilege 3276 msiexec.exe Token: SeRestorePrivilege 3276 msiexec.exe Token: SeRestorePrivilege 3276 msiexec.exe Token: SeTakeOwnershipPrivilege 3276 msiexec.exe Token: SeRestorePrivilege 3276 msiexec.exe Token: SeTakeOwnershipPrivilege 3276 msiexec.exe Token: SeDebugPrivilege 2192 rundll32.exe Token: SeRestorePrivilege 3276 msiexec.exe Token: SeTakeOwnershipPrivilege 3276 msiexec.exe Token: SeRestorePrivilege 3276 msiexec.exe Token: SeTakeOwnershipPrivilege 3276 msiexec.exe Token: SeRestorePrivilege 3276 msiexec.exe Token: SeTakeOwnershipPrivilege 3276 msiexec.exe Token: SeShutdownPrivilege 2220 MsiExec.exe Token: SeDebugPrivilege 3104 HPAssessAndRespond.exe Token: SeDebugPrivilege 2392 HPAssessAndRespond.exe Token: SeShutdownPrivilege 2392 HPAssessAndRespond.exe Token: SeCreatePagefilePrivilege 2392 HPAssessAndRespond.exe Token: SeRestorePrivilege 3276 msiexec.exe Token: SeTakeOwnershipPrivilege 3276 msiexec.exe Token: SeRestorePrivilege 3276 msiexec.exe Token: SeTakeOwnershipPrivilege 3276 msiexec.exe Token: SeRestorePrivilege 3276 msiexec.exe Token: SeTakeOwnershipPrivilege 3276 msiexec.exe Token: SeRestorePrivilege 3276 msiexec.exe Token: SeTakeOwnershipPrivilege 3276 msiexec.exe Token: SeRestorePrivilege 3276 msiexec.exe Token: SeTakeOwnershipPrivilege 3276 msiexec.exe Token: SeRestorePrivilege 3276 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 5220 msiexec.exe 5220 msiexec.exe - Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 5220 msiexec.exe 3276 msiexec.exe 1312 MsiExec.exe 8 MsiExec.exe 2220 MsiExec.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3276 wrote to memory of 4888 3276 msiexec.exe 94 PID 3276 wrote to memory of 1312 3276 msiexec.exe 96 PID 1312 wrote to memory of 2192 1312 MsiExec.exe 97 PID 2192 wrote to memory of 5256 2192 rundll32.exe 98 PID 5256 wrote to memory of 5676 5256 cmd.exe 100 PID 3276 wrote to memory of 8 3276 msiexec.exe 101 PID 3276 wrote to memory of 2220 3276 msiexec.exe 102 PID 1312 wrote to memory of 5524 1312 MsiExec.exe 107 PID 1312 wrote to memory of 5048 1312 MsiExec.exe 109 - 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\chunk-0.msi1⤵
- Badlisted process makes network request
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:5220
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Enumerates connected drives
- Drops file in Program Files directory
- 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:3276 -
C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:22⤵PID:4888
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C:\Windows\System32\MsiExec.exeC:\Windows\System32\MsiExec.exe -Embedding 459A077BB66DE525C2C4DD142F56C35D2⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1312 -
C:\Windows\system32\rundll32.exerundll32.exe "C:\Windows\Installer\MSIA6C5.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240756609 2 ServiceActions!ServiceActions.CustomActions.StopServiceAndWait3⤵
- Badlisted process makes network request
- Loads dropped DLL
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2192 -
C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe" /C sc stop4⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:5256 -
C:\Windows\system32\sc.exesc stop5⤵
- Launches sc.exe
PID:5676
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C:\Windows\system32\rundll32.exerundll32.exe "C:\Windows\Installer\MSIBD30.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240762390 31 ServiceActions!ServiceActions.CustomActions.AddUpdateServiceDependency3⤵
- Loads dropped DLL
- Drops file in Windows directory
PID:5524
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C:\Windows\system32\rundll32.exerundll32.exe "C:\Windows\Installer\MSIBEF6.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240762671 37 ServiceActions!ServiceActions.CustomActions.InstallServiceEvent3⤵
- Loads dropped DLL
- Drops file in Windows directory
PID:5048
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C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 7D9ADADF016F6F5F6839C0702E33D4382⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:8
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C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 5A59176AFC47C9D85DA6EE64605AF95F E Global\MSI00002⤵
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2220
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:3356
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C:\Program Files\HP\HP Assess and Respond\HPAssessAndRespond.exe"C:\Program Files\HP\HP Assess and Respond\HPAssessAndRespond.exe" -i1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Reads the TCP/IP host and domain name from the registry
- Suspicious use of AdjustPrivilegeToken
PID:2392
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C:\Program Files\HP\HP Assess and Respond\HPAssessAndRespond.exe"C:\Program Files\HP\HP Assess and Respond\HPAssessAndRespond.exe" -i1⤵
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
- Suspicious use of AdjustPrivilegeToken
PID:3104
Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1Windows Command Shell
1System Services
1Service Execution
1Persistence
Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Installer Packages
1Privilege Escalation
Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Installer Packages
1Replay Monitor
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Downloads
- Path C:\Config.Msi\e59a1a6.rbs
- Size 219KB
- SHA256 2b209387657d36b3920c65c4446be2b7885c2d33da2a003ec20b5f9c04ad92f3
- MD5 80bb4fc78f21ea9ff29b0df017811cd4
- SHA1 0b612ede80e819abbcfb7cfa0e7c2678fbe49012
- SHA512 f41ae7600a59375e3202f8b40256f4d4b97588b92226751b4fff97b95451f26928adc34a1ac5798bf3ef3b7c4b867c13594d55ab897ad9da5f9e862ec61eae91
- SSDEEP 3072:8Jz/kyKA1X1dxbOZU32KndB4GLvyui2lhQtEaY4IDflQn0xHuudQ+cxEHSiZxa4:8t/kE1jOZy2KL4GBiwQtEa4L2sJ
- TLSH T1D7249D216180847EE7FA0936993ED671BF3DF2241760C99EC3888C1E6D644C16BB7B67
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\HP\HP Assess and Respond\HPAssessAndRespond.exe
- Size 3.0MB
- SHA256 7edad8ffdad06ace3200a5755d2f1c141aa9272de0a7fc58bebad9b16dbfb735
- MD5 1b58c2c57df4dcc54588e1327e23c2dd
- SHA1 1592a95fff06238353887969225562c2ef4ddd73
- SHA512 f55ac3b431041b3f2b61d0c8a81acddc2b1c1b9522f33827b6dc8141a8d55c98f4b75ec7f7fdb0c53227568d564d8d7d1c749a28ee60a89087d82eab3ccf3f05
- SSDEEP 49152:4oMeUJAimFqcPEwp5jDx5HkgTweJuQr2UTWH+R:nFfkc9r3tTWQFTWH+
- TLSH T11CE5C005DBA36F0AE7195979E4334BA14670E7402706F30E6FB875BCBC823751AA26DC
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\698460A0B6E60F2F602361424D832905_8BB23D43DE574E82F2BEE0DF0EC47EEB
- Size 471B
- SHA256 b6ee29e2257f344fd859e326a17e80a16690fc13cbd2c9a1fd2f75a2257a2cca
- MD5 80cdf8fcad886a7ed11661fe7efbb599
- SHA1 f028e1d6235da4b2080de3fef59141052bf9bcb9
- SHA512 8949955cbdff8301f46fc36b1dfdecb7751ad99ccc3b26c68208e7e4231d74ec2cf705a813f2315517be2e42330d9e0a332df7f0fd0aceae9d3975b7eeb110ec
- TLSH T1ACF0D42355FF70B51B0BD49C1EE55F7012B61A5C10D7856F383509D4598F9D5F50F029
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8EC9B1D0ABBD7F98B401D425828828CE_2EA0E4A795707F956F0E5FE15EDB4B66
- Size 727B
- SHA256 c4b81bc240037b086b5254d594989c4ea25231d8eaf0f1211d728c12121597dd
- MD5 f93231a0baf5eab508db8910a7f25927
- SHA1 43528b3b7215ffd9cd887d72a9e034574c91d57c
- SHA512 503459ec7112b737e4fa2919c618d1677b20748533bb0fda00c70d7e491f91ee63326bc0bdf2d4222375968cd66a0c323f1c0f863421ff351e7eb290e16b2670
- TLSH T1230194478DC427D0C623AD088DF72F73752DA010C58A05AE1D3B24FCF14935A1AFC042
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141
- Size 727B
- SHA256 98a7b79594d98a581c639dc80206be351a65feef3051dcb1ebb7bf550e726765
- MD5 a8a1d856a4b8881eee16f1b793f2f013
- SHA1 2c3f4dea025f1446b1fb266a3b704a7311eafa7c
- SHA512 83c4bb73592e448713736811e25dc3da14c4664d23771cfa7a92361b0bd7f4a5713b48ec861f19111ccbfdf048852c72f15fbe26c546c701d63b17c95b75b745
- TLSH T1EC01154BE4901A11BA215D6688AE49B4B45BF09E1681A3B79E74100B01EE5E19D17F94
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\698460A0B6E60F2F602361424D832905_8BB23D43DE574E82F2BEE0DF0EC47EEB
- Size 400B
- SHA256 050e0fb08bd158445c4d33400cf888c546e4865cbc91b5372589fae867d4d4dd
- MD5 6f7164bc827d427930bd5fc78a1e6f13
- SHA1 10ca098e4d703bf1e0776cc87ebf7425a239e543
- SHA512 d81a0ac8333931e9b2b28918c6995b4c3b130e7be49216a90a6ada90d3e103a1745325358832213e18d7abd96330eefc17f80094c37ee8752f0dc012d63075d6
- TLSH T1B6E0C03037FA012FF2B0A77803D590C66F26F0072C45577D0D81201D6A099004C92C30
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8EC9B1D0ABBD7F98B401D425828828CE_2EA0E4A795707F956F0E5FE15EDB4B66
- Size 412B
- SHA256 1b23f937bb9e4dc93b7c24a466ccfe4194daefe6d9128f9e7989294443787ebd
- MD5 424cb9c167634de3cabae159e3239cb4
- SHA1 bf665f3cc34912f571b597c9eb07eb8dc48c3e1f
- SHA512 92efd0ddaf026e2aef48e04f80346aaa92a3ed9d615517b2a96756ec00cdef874e9f2e5b248e12b2a7138ae5a52e18a4fb36990f3d8cad13acab6e3eb423c3e5
- TLSH T158E0203831F6054DF5F1F47C02F569314D59F3460501D6BA17949B16FE19F805CB1669
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141
- Size 412B
- SHA256 8e39867fdab2b13bffe3a54818148a36caf657778ca59a96f83a98b563cf54bf
- MD5 6d84441a9755746ffd50ed4fae9143f6
- SHA1 a791ad5e4dfd24089ca91b52380a9e01c0879572
- SHA512 81975a2068a082c8e29d81d3fad80118fa161eec58a985f2a2ea664e004992427ae0e57d66e93ea14d1db8e15c648bc37b72cb0196afbb3ed8c3e2e48b10aaa2
- TLSH T1DCE06F2822EBB48EF090A83186EAA1720D4AF2191044C3B826A0030FBB4BE406C11AB8
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_i3sx1oox.bkh.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- TLSH T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
- MD5 SHA1 SHA512 TLSH
- Path C:\Windows\Installer\MSIA6C5.tmp
- Size 553KB
- SHA256 e7845a390e0c9b19aee3d069c6a883dd2d3e1e8c02f6265567778676c7a54326
- MD5 07d2cffaa5c73f5098fe08d84cbd1bac
- SHA1 a2f060a38762ef83857f714d6316fc06a822e549
- SHA512 2d863bf58382e92286c5d4c03fd601a8db0dc580bf84cdb474d7010c8db4d63e954ab8371ee23d6b0dc9a68915bce138b7fbf1605cdb9453a659f929441ab39e
- SSDEEP 12288:+PVdJDcpje+Cd9SigWte98G7mWugXCMW+o:+dPp0x98mmWutLl
- TLSH T126C4F16637F80DBAFCB3963989639A06C7737C110570D66F03644159EF6F3846A3AB22
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\MSIA6C5.tmp-0\CustomAction.config
- Size 1KB
- SHA256 33d947c04a10e3aff3dca3b779393fa56ce5f02251c8cbae5076a125fdea081f
- MD5 01c01d040563a55e0fd31cc8daa5f155
- SHA1 3c1c229703198f9772d7721357f1b90281917842
- SHA512 9c3f0cc17868479575090e1949e31a688b8c1cdfa56ac4a08cbe661466bb40ecfc94ea512dc4b64d5ff14a563f96f1e71c03b6eeacc42992455bd4f1c91f17d5
- TLSH T11031568E0B05B77711312753AEED90C5DB7561A73C95811834DE99293F36978137338E
- MD5 SHA1 SHA512 TLSH
- Path C:\Windows\Installer\MSIA6C5.tmp-0\ServiceActions.dll
- Size 34KB
- SHA256 21829956c0e0165dcebaf90a9a94ce5bc492128538a8c699eb8d4facd88489bd
- MD5 e7cc410ef50393258b1a8c979ebd0f8b
- SHA1 1b620d94c42b8fc6ff335ac2ab7474f40b80887a
- SHA512 c6f896e6033fe30a6039e0dc2f3fcf80bc253af731aa84a63ce6a1256ab4f88e482d439d51f2a7142c7ec9cba7be61b956b62421c6cc7e0bae4d41096ee8f1b0
- SSDEEP 768:Efc/pWY8sf3a53PSbb5y+oSeClxcmDYit5ALbzC0:rWY8sf3a53kb59oHC5D7J0
- TLSH T172F21B1257F88E15FDBB5B78B8F006250EB2F989E532CA4D1E80D0DD5D62B409AA13B7
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\MSIAEA7.tmp
- Size 211KB
- SHA256 c8d190d5be1efd2d52f72a72ae9dfa3940ab3faceb626405959349654fe18b74
- MD5 a3ae5d86ecf38db9427359ea37a5f646
- SHA1 eb4cb5ff520717038adadcc5e1ef8f7c24b27a90
- SHA512 96ecb3bc00848eeb2836e289ef7b7b2607d30790ffd1ae0e0acfc2e14f26a991c6e728b8dc67280426e478c70231f9e13f514e52c8ce7d956c1fad0e322d98e0
- SSDEEP 3072:/Jz/kyKA1X1dxbOZU32KndB4GLvyui2lhQtEaY4IDflQn0xHuudQ+cxEHSiZxaQ:/t/kE1jOZy2KL4GBiwQtEa4L2sV
- TLSH T1ED249D316094943EE7FA0936997ED671AE3DF2341760C9AEC3848C0E6D644C16BB7B27
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\MSIBD30.tmp-0\Microsoft.Deployment.WindowsInstaller.dll
- Size 183KB
- SHA256 791da16b0df6956e88b04dab8b543b99dc2abd9af24aa25208fe5a0981e811b3
- MD5 c2c83128276cc7c9cccc399bb5d76031
- SHA1 776f9ca8175d95d0bc7c44847d60091bdf415041
- SHA512 c8651107f699daa299182dbe594da76cd794ba0d7661a483aaa932f0967a3af5761c8e8a3250cb501019d39b483d09427ac75aa7fa3a191a090e226d8d9fd515
- SSDEEP 3072:pGfZS7hUuK3PcbFeRRLxyR69UgoCaf8xzCnfKlRUjW01KyPePc:lzMRLkR6joxfKK3
- TLSH T1CC047D2953FC473ACAEF4778E2614261D7B1F2E67117DB0E9C8181BA2522780F792397
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\MSIBEF6.tmp-0\Newtonsoft.Json.dll
- Size 695KB
- SHA256 e1e27af7b07eeedf5ce71a9255f0422816a6fc5849a483c6714e1b472044fa9d
- MD5 195ffb7167db3219b217c4fd439eedd6
- SHA1 1e76e6099570ede620b76ed47cf8d03a936d49f8
- SHA512 56eb7f070929b239642dab729537dde2c2287bdb852ad9e80b5358c74b14bc2b2dded910d0e3b6304ea27eb587e5f19db0a92e1cbae6a70fb20b4ef05057e4ac
- SSDEEP 12288:GBja5bBvR8Q0TE2HB0WLmvXbsVG1Gw03RzxNHgKhwFBkjSHXP36RMGy1NqTUO:GBjk38WuBcAbwoA/BkjSHXP36RMG/
- TLSH T166E4394123F98F2BE1AF6B75B4704E1543F9F917A6B5E78F9A04D9A91C43B408E403A3
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\e59a1a7.msi
- Size 3.1MB
- SHA256 26374a9d227f0a6fd9f72c982bb7939ecb8f18d5311d81fb4f3b64ba17eb732b
- MD5 82ccebfd1fcf4542597c9a83e37798d3
- SHA1 06b9e90e078657b483d4c52b1d2a52b9a778093e
- SHA512 691e00a3d685e90d603179faea7e879072b10eeb5e24b106b58d65cff099604e7abe242cbb87d7111da514e6cf3942169eb291cb65515cd893535e1090b0fc18
- SSDEEP 49152:PRR/DPfeIwlimwVjPswS/nu7hp5mfc8we/GQp2lwyD8exGJXnUIT:XLPfe1Ubp1F+k8kQ+wyg0G2C
- TLSH T153E52321F294183EEABE067B892B96719F3BBC140720C57F4358751DAF767802736B26
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System32\config\systemprofile\AppData\Roaming\hpqlog\HPAssessAndRespond.Agent.log
- Size 3KB
- SHA256 c0d3066db1da7a9621c23c882321b123e346974255aba00a5b2e0da64015270f
- MD5 3580dc6b95638e138ae4dba2be67cf31
- SHA1 f0a7c3bcb86ccbb36f64b87a118029248ef23e45
- SHA512 e632ca5050148f6b461da526e27c3d06c86d391c2d60a16b1d280e20f6505066beccff217416cc8af0870cbd20ec8aac45f18577fc711b2a278d42c82a45f042
- TLSH T10761FDA4EEC2F0EFC658C11888513E44EF22725699F873B932D5C94192AA647D73F2D8
- MD5 SHA1 SHA512 TLSH
- Path C:\Windows\System32\config\systemprofile\AppData\Roaming\hpqlog\HPAssessAndRespond.Agent.log
- Size 4KB
- SHA256 b4812bc26a15ddc145d883a52824293f92c51f7f4a885392db463c7c2fd31abe
- MD5 e308b5dd5f21912ae463dee82488a984
- SHA1 dd84808d3e0ca11461ed5154f423b5025ef06463
- SHA512 4dc69672fc4ee67e9c3bb421d8860d124eda77eb97e1de9c858f3d61040119827f8e4297a53f840eac0c33098ff1971a8351917e71852594822c35414d09a57f
- SSDEEP 96:3G6LVlViOk/SSwu/qLyNW3VGVugtjNyuyk/K2aWJvbUZUWZVPVij:Uz/3j3zboUj
- TLSH T1C8A1CBA4AEC2F1EFC618C128C4153E44EF23325999F873B932D5C95152AA247D73F698
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
- Size 26.1MB
- SHA256 bc8d81ab7b9dfda36c62f8a7df28a5bfa826f153caed578ac0a3e4ac0cb6e479
- MD5 4d91050db0d743a704b2730bd188a029
- SHA1 cc0b4e5fd4ee20023ec8ea072bc9bd544b29ad65
- SHA512 3504c64ad47f09a870a91c4ff8fa6d350aa1ed09a1d9561d70e7ac0f91b3bfb867dba8cad825f2173ab109849e18049de1a16b501453cee84c1146fc4014f661
- SSDEEP 24576:xFo3DMPidoO/vvTL/SQPvCFg/L+F07osEiJdNiBH5KBq5YOfc4h2PW1+ruf:mHI
- TLSH T1EB57A12436F92200E7B79E3DA8F06A634D3A7D5B9C15DE8D45411B8E0822F71E872F67
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\Volume{804c0bee-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{6d91d86e-b0ac-4bc4-9af7-5e4c974bece5}_OnDiskSnapshotProp
- Size 6KB
- SHA256 b6c2f9224a9682fc4a9ca73a899e869ae21c9518ac8000a657f91fd251acde67
- MD5 b0097c6ce831fc7d9dc8c805f48f6776
- SHA1 cfcf372082ef36978075a43657f25cfb6af8c00d
- SHA512 e8a093be19a80e6afc4f872e361f293f2a2c51336462b5388a1019bed66c61a72a9f4ea1eb9e364f2c71137cd259500a159d07db50918c27b2d0d590bc0c1208
- SSDEEP 96:FfQnb1Yaqvc6DD84LTHzbOHXOHBlBRQn8Sc9XE56tOSVQpuN:+n+b++uVmN
- TLSH T175D178185AF54711E2B3AB3229F18557A877B911EF33CB8E0198238E6671910F835F6B
- MD5 SHA1 SHA512 SSDEEP TLSH