Analysis
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max time kernel
149s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
15-01-2024 01:00
Static task
static1
Behavioral task
behavioral1
Sample
00924a49c1fc68fa7b54e1cacdf19c93.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
00924a49c1fc68fa7b54e1cacdf19c93.exe
Resource
win10v2004-20231215-en
General
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Target
00924a49c1fc68fa7b54e1cacdf19c93.exe
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Size
235KB
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MD5
00924a49c1fc68fa7b54e1cacdf19c93
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SHA1
391c74453d3c3a23ebc22e307a6f071bcc818c9e
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SHA256
ac78b4ea0e6ae2d971799e6505d937f15276df8f34a509983f423622fed31cf0
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SHA512
d1cccc99f3df6cc0676f2a6e86ad9dc1284d6312148f2a389622d50a4469e159122118c14b30462e3e5fac8d54400f08e14948658804905615abf584daf87a67
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SSDEEP
3072:RC2zySmwWaXJVCadJizA1KSB2JybTZS5ygptqwldE2fARvSL:RC2m6qaQMlLgpH7YSL
Malware Config
Extracted
smokeloader
pub1
Extracted
smokeloader
2020
http://host-file-host6.com/
http://host-host-file8.com/
Signatures
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Modifies firewall policy service 2 TTPs 8 IoCs
Processes:
explorer.exey1g1q331gwcyei_1.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" explorer.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\PublicProfile explorer.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\PublicProfile\EnableFirewall = "0" explorer.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile y1g1q331gwcyei_1.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" y1g1q331gwcyei_1.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\PublicProfile y1g1q331gwcyei_1.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\PublicProfile\EnableFirewall = "0" y1g1q331gwcyei_1.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile explorer.exe -
Modifies security service 2 TTPs 1 IoCs
Processes:
regedit.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wuauserv\ImagePath regedit.exe -
SmokeLoader
Modular backdoor trojan in use since 2014.
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Disables taskbar notifications via registry modification
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Disables use of System Restore points 1 TTPs
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Sets file execution options in registry 2 TTPs 20 IoCs
Processes:
AB3D.exey1g1q331gwcyei_1.exeregedit.exeexplorer.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\y1g1q331gwcyei.exe AB3D.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\y1g1q331gwcyei.exe\DisableExceptionChainValidation AB3D.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mbamgui.exe\Debugger = "lvajm.exe" y1g1q331gwcyei_1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\MRT.exe regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mrtstub.exe regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\winmgr108.exe y1g1q331gwcyei_1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mbamgui.exe y1g1q331gwcyei_1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Mrtstub.exe\Debugger = "avwta.exe" y1g1q331gwcyei_1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.exe\Debugger = "wxuloeypkpa.exe" regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.exe explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.exe\Debugger = "aofc.exe" explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mbam.exe\Debugger = "baqca.exe" y1g1q331gwcyei_1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\MRT.exe y1g1q331gwcyei_1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.exe regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Mrtstub.exe\Debugger = "icnzdoqaoge.exe" regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\winmgr108.exe\Debugger = "zampaks.exe" y1g1q331gwcyei_1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mbam.exe y1g1q331gwcyei_1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Mrtstub.exe y1g1q331gwcyei_1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\MRT.exe\Debugger = "mfwnq.exe" y1g1q331gwcyei_1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\MRT.exe\Debugger = "slkidszzlnu.exe" regedit.exe -
Sets service image path in registry 2 TTPs 1 IoCs
Processes:
regedit.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wuauserv\ImagePath regedit.exe -
Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
explorer.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorer.exe -
Deletes itself 1 IoCs
Processes:
Explorer.EXEpid process 1220 Explorer.EXE -
Executes dropped EXE 3 IoCs
Processes:
AB3D.exeB0E9.exey1g1q331gwcyei_1.exepid process 2880 AB3D.exe 2752 B0E9.exe 1976 y1g1q331gwcyei_1.exe -
Loads dropped DLL 1 IoCs
Processes:
explorer.exepid process 2600 explorer.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
explorer.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Java Updater = "C:\\ProgramData\\Java Updater\\y1g1q331gwcyei.exe" explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\Java Updater = "\"C:\\ProgramData\\Java Updater\\y1g1q331gwcyei.exe\"" explorer.exe -
Checks for any installed AV software in registry 1 TTPs 2 IoCs
Processes:
y1g1q331gwcyei_1.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\AntiVirService y1g1q331gwcyei_1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\avast! Antivirus y1g1q331gwcyei_1.exe -
Processes:
AB3D.exey1g1q331gwcyei_1.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA AB3D.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA y1g1q331gwcyei_1.exe -
Drops desktop.ini file(s) 1 IoCs
Processes:
explorer.exedescription ioc process File opened for modification C:\ProgramData\Java Updater\desktop.ini explorer.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 12 IoCs
Processes:
AB3D.exeexplorer.exey1g1q331gwcyei_1.exepid process 2880 AB3D.exe 2600 explorer.exe 2600 explorer.exe 2600 explorer.exe 2600 explorer.exe 2600 explorer.exe 2600 explorer.exe 2600 explorer.exe 2600 explorer.exe 2600 explorer.exe 2600 explorer.exe 1976 y1g1q331gwcyei_1.exe -
NSIS installer 3 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\B0E9.exe nsis_installer_2 C:\Users\Admin\AppData\Local\Temp\B0E9.exe nsis_installer_2 C:\Users\Admin\AppData\Local\Temp\B0E9.exe nsis_installer_2 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
00924a49c1fc68fa7b54e1cacdf19c93.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 00924a49c1fc68fa7b54e1cacdf19c93.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 00924a49c1fc68fa7b54e1cacdf19c93.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 00924a49c1fc68fa7b54e1cacdf19c93.exe -
Checks processor information in registry 2 TTPs 6 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
explorer.exey1g1q331gwcyei_1.exeAB3D.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString explorer.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 y1g1q331gwcyei_1.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString y1g1q331gwcyei_1.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 AB3D.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString AB3D.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 explorer.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Enumerates system info in registry 2 TTPs 2 IoCs
Processes:
explorer.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer explorer.exe -
Modifies Internet Explorer Protected Mode 1 TTPs 4 IoCs
Processes:
explorer.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3" explorer.exe -
Modifies Internet Explorer Protected Mode Banner 1 TTPs 1 IoCs
Processes:
explorer.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1" explorer.exe -
Processes:
explorer.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main explorer.exe -
NTFS ADS 2 IoCs
Processes:
explorer.exedescription ioc process File opened for modification C:\Users\Admin\AppData\Local\Temp\y1g1q331gwcyei_1.exe:1BB7FB68 explorer.exe File created C:\Users\Admin\AppData\Local\Temp\y1g1q331gwcyei_1.exe:1BB7FB68 explorer.exe -
Runs regedit.exe 1 IoCs
Processes:
regedit.exepid process 2640 regedit.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
00924a49c1fc68fa7b54e1cacdf19c93.exeExplorer.EXEpid process 2212 00924a49c1fc68fa7b54e1cacdf19c93.exe 2212 00924a49c1fc68fa7b54e1cacdf19c93.exe 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE 1220 Explorer.EXE -
Suspicious behavior: MapViewOfSection 8 IoCs
Processes:
00924a49c1fc68fa7b54e1cacdf19c93.exeAB3D.exeexplorer.exey1g1q331gwcyei_1.exepid process 2212 00924a49c1fc68fa7b54e1cacdf19c93.exe 2880 AB3D.exe 2880 AB3D.exe 2600 explorer.exe 2600 explorer.exe 2600 explorer.exe 1976 y1g1q331gwcyei_1.exe 1976 y1g1q331gwcyei_1.exe -
Suspicious use of AdjustPrivilegeToken 60 IoCs
Processes:
AB3D.exeexplorer.exey1g1q331gwcyei_1.exeregedit.exedescription pid process Token: SeDebugPrivilege 2880 AB3D.exe Token: SeRestorePrivilege 2880 AB3D.exe Token: SeBackupPrivilege 2880 AB3D.exe Token: SeLoadDriverPrivilege 2880 AB3D.exe Token: SeCreatePagefilePrivilege 2880 AB3D.exe Token: SeShutdownPrivilege 2880 AB3D.exe Token: SeTakeOwnershipPrivilege 2880 AB3D.exe Token: SeChangeNotifyPrivilege 2880 AB3D.exe Token: SeCreateTokenPrivilege 2880 AB3D.exe Token: SeMachineAccountPrivilege 2880 AB3D.exe Token: SeSecurityPrivilege 2880 AB3D.exe Token: SeAssignPrimaryTokenPrivilege 2880 AB3D.exe Token: SeCreateGlobalPrivilege 2880 AB3D.exe Token: 33 2880 AB3D.exe Token: SeDebugPrivilege 2600 explorer.exe Token: SeRestorePrivilege 2600 explorer.exe Token: SeBackupPrivilege 2600 explorer.exe Token: SeLoadDriverPrivilege 2600 explorer.exe Token: SeCreatePagefilePrivilege 2600 explorer.exe Token: SeShutdownPrivilege 2600 explorer.exe Token: SeTakeOwnershipPrivilege 2600 explorer.exe Token: SeChangeNotifyPrivilege 2600 explorer.exe Token: SeCreateTokenPrivilege 2600 explorer.exe Token: SeMachineAccountPrivilege 2600 explorer.exe Token: SeSecurityPrivilege 2600 explorer.exe Token: SeAssignPrimaryTokenPrivilege 2600 explorer.exe Token: SeCreateGlobalPrivilege 2600 explorer.exe Token: 33 2600 explorer.exe Token: SeDebugPrivilege 1976 y1g1q331gwcyei_1.exe Token: SeRestorePrivilege 1976 y1g1q331gwcyei_1.exe Token: SeBackupPrivilege 1976 y1g1q331gwcyei_1.exe Token: SeLoadDriverPrivilege 1976 y1g1q331gwcyei_1.exe Token: SeCreatePagefilePrivilege 1976 y1g1q331gwcyei_1.exe Token: SeShutdownPrivilege 1976 y1g1q331gwcyei_1.exe Token: SeTakeOwnershipPrivilege 1976 y1g1q331gwcyei_1.exe Token: SeChangeNotifyPrivilege 1976 y1g1q331gwcyei_1.exe Token: SeCreateTokenPrivilege 1976 y1g1q331gwcyei_1.exe Token: SeMachineAccountPrivilege 1976 y1g1q331gwcyei_1.exe Token: SeSecurityPrivilege 1976 y1g1q331gwcyei_1.exe Token: SeAssignPrimaryTokenPrivilege 1976 y1g1q331gwcyei_1.exe Token: SeCreateGlobalPrivilege 1976 y1g1q331gwcyei_1.exe Token: 33 1976 y1g1q331gwcyei_1.exe Token: SeCreatePagefilePrivilege 1976 y1g1q331gwcyei_1.exe Token: SeCreatePagefilePrivilege 1976 y1g1q331gwcyei_1.exe Token: SeCreatePagefilePrivilege 1976 y1g1q331gwcyei_1.exe Token: SeCreatePagefilePrivilege 1976 y1g1q331gwcyei_1.exe Token: SeCreatePagefilePrivilege 1976 y1g1q331gwcyei_1.exe Token: SeDebugPrivilege 2640 regedit.exe Token: SeRestorePrivilege 2640 regedit.exe Token: SeBackupPrivilege 2640 regedit.exe Token: SeLoadDriverPrivilege 2640 regedit.exe Token: SeCreatePagefilePrivilege 2640 regedit.exe Token: SeShutdownPrivilege 2640 regedit.exe Token: SeTakeOwnershipPrivilege 2640 regedit.exe Token: SeChangeNotifyPrivilege 2640 regedit.exe Token: SeCreateTokenPrivilege 2640 regedit.exe Token: SeMachineAccountPrivilege 2640 regedit.exe Token: SeSecurityPrivilege 2640 regedit.exe Token: SeAssignPrimaryTokenPrivilege 2640 regedit.exe Token: SeCreateGlobalPrivilege 2640 regedit.exe -
Suspicious use of WriteProcessMemory 54 IoCs
Processes:
Explorer.EXEAB3D.exeexplorer.exey1g1q331gwcyei_1.exedescription pid process target process PID 1220 wrote to memory of 2880 1220 Explorer.EXE AB3D.exe PID 1220 wrote to memory of 2880 1220 Explorer.EXE AB3D.exe PID 1220 wrote to memory of 2880 1220 Explorer.EXE AB3D.exe PID 1220 wrote to memory of 2880 1220 Explorer.EXE AB3D.exe PID 2880 wrote to memory of 2600 2880 AB3D.exe explorer.exe PID 2880 wrote to memory of 2600 2880 AB3D.exe explorer.exe PID 2880 wrote to memory of 2600 2880 AB3D.exe explorer.exe PID 2880 wrote to memory of 2600 2880 AB3D.exe explorer.exe PID 2880 wrote to memory of 2600 2880 AB3D.exe explorer.exe PID 2880 wrote to memory of 2600 2880 AB3D.exe explorer.exe PID 2880 wrote to memory of 2600 2880 AB3D.exe explorer.exe PID 1220 wrote to memory of 2752 1220 Explorer.EXE B0E9.exe PID 1220 wrote to memory of 2752 1220 Explorer.EXE B0E9.exe PID 1220 wrote to memory of 2752 1220 Explorer.EXE B0E9.exe PID 1220 wrote to memory of 2752 1220 Explorer.EXE B0E9.exe PID 2600 wrote to memory of 1176 2600 explorer.exe Dwm.exe PID 2600 wrote to memory of 1176 2600 explorer.exe Dwm.exe PID 2600 wrote to memory of 1176 2600 explorer.exe Dwm.exe PID 2600 wrote to memory of 1176 2600 explorer.exe Dwm.exe PID 2600 wrote to memory of 1176 2600 explorer.exe Dwm.exe PID 2600 wrote to memory of 1176 2600 explorer.exe Dwm.exe PID 2600 wrote to memory of 1220 2600 explorer.exe Explorer.EXE PID 2600 wrote to memory of 1220 2600 explorer.exe Explorer.EXE PID 2600 wrote to memory of 1220 2600 explorer.exe Explorer.EXE PID 2600 wrote to memory of 1220 2600 explorer.exe Explorer.EXE PID 2600 wrote to memory of 1220 2600 explorer.exe Explorer.EXE PID 2600 wrote to memory of 1220 2600 explorer.exe Explorer.EXE PID 2600 wrote to memory of 1648 2600 explorer.exe DllHost.exe PID 2600 wrote to memory of 1648 2600 explorer.exe DllHost.exe PID 2600 wrote to memory of 1648 2600 explorer.exe DllHost.exe PID 2600 wrote to memory of 1648 2600 explorer.exe DllHost.exe PID 2600 wrote to memory of 1648 2600 explorer.exe DllHost.exe PID 2600 wrote to memory of 1648 2600 explorer.exe DllHost.exe PID 2600 wrote to memory of 1976 2600 explorer.exe y1g1q331gwcyei_1.exe PID 2600 wrote to memory of 1976 2600 explorer.exe y1g1q331gwcyei_1.exe PID 2600 wrote to memory of 1976 2600 explorer.exe y1g1q331gwcyei_1.exe PID 2600 wrote to memory of 1976 2600 explorer.exe y1g1q331gwcyei_1.exe PID 2600 wrote to memory of 1976 2600 explorer.exe y1g1q331gwcyei_1.exe PID 2600 wrote to memory of 1976 2600 explorer.exe y1g1q331gwcyei_1.exe PID 2600 wrote to memory of 1976 2600 explorer.exe y1g1q331gwcyei_1.exe PID 1976 wrote to memory of 2640 1976 y1g1q331gwcyei_1.exe regedit.exe PID 1976 wrote to memory of 2640 1976 y1g1q331gwcyei_1.exe regedit.exe PID 1976 wrote to memory of 2640 1976 y1g1q331gwcyei_1.exe regedit.exe PID 1976 wrote to memory of 2640 1976 y1g1q331gwcyei_1.exe regedit.exe PID 1976 wrote to memory of 2640 1976 y1g1q331gwcyei_1.exe regedit.exe PID 1976 wrote to memory of 2640 1976 y1g1q331gwcyei_1.exe regedit.exe PID 1976 wrote to memory of 2640 1976 y1g1q331gwcyei_1.exe regedit.exe PID 1976 wrote to memory of 320 1976 y1g1q331gwcyei_1.exe schtasks.exe PID 1976 wrote to memory of 320 1976 y1g1q331gwcyei_1.exe schtasks.exe PID 1976 wrote to memory of 320 1976 y1g1q331gwcyei_1.exe schtasks.exe PID 1976 wrote to memory of 320 1976 y1g1q331gwcyei_1.exe schtasks.exe PID 1976 wrote to memory of 320 1976 y1g1q331gwcyei_1.exe schtasks.exe PID 1976 wrote to memory of 320 1976 y1g1q331gwcyei_1.exe schtasks.exe PID 1976 wrote to memory of 320 1976 y1g1q331gwcyei_1.exe schtasks.exe
Processes
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1176
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Deletes itself
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1220 -
C:\Users\Admin\AppData\Local\Temp\00924a49c1fc68fa7b54e1cacdf19c93.exe"C:\Users\Admin\AppData\Local\Temp\00924a49c1fc68fa7b54e1cacdf19c93.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2212
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C:\Users\Admin\AppData\Local\Temp\AB3D.exeC:\Users\Admin\AppData\Local\Temp\AB3D.exe2⤵
- Sets file execution options in registry
- Executes dropped EXE
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2880 -
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe3⤵
- Modifies firewall policy service
- Sets file execution options in registry
- Checks BIOS information in registry
- Loads dropped DLL
- Adds Run key to start application
- Drops desktop.ini file(s)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Enumerates system info in registry
- Modifies Internet Explorer Protected Mode
- Modifies Internet Explorer Protected Mode Banner
- Modifies Internet Explorer settings
- NTFS ADS
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2600 -
C:\Users\Admin\AppData\Local\Temp\y1g1q331gwcyei_1.exe/suac4⤵
- Modifies firewall policy service
- Sets file execution options in registry
- Executes dropped EXE
- Checks for any installed AV software in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1976 -
C:\Windows\SysWOW64\regedit.exe"C:\Windows\SysWOW64\regedit.exe"5⤵
- Modifies security service
- Sets file execution options in registry
- Sets service image path in registry
- Runs regedit.exe
- Suspicious use of AdjustPrivilegeToken
PID:2640
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /CREATE /SC ONLOGON /TN "Windows Update Check - 0x1BB70478" /TR "C:\PROGRA~3\JAVAUP~1\Y1G1Q3~1.EXE" /RL HIGHEST5⤵
- Creates scheduled task(s)
PID:320
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C:\Users\Admin\AppData\Local\Temp\B0E9.exeC:\Users\Admin\AppData\Local\Temp\B0E9.exe2⤵
- Executes dropped EXE
PID:2752
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:1648
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
3Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
3Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
360KB
MD580c413180b6bd0dd664adc4e0665b494
SHA1e791e4a3391fc6b7bcb58399cd4fa3c52a06b940
SHA2566d99cec56614b6b8a23dfa84a50c6bbfde535411c6366ac2bcc20c9f5af62880
SHA512347f4ae6f308b37d055a6177478e45ab3838d7020abed70c7aa138d2c3771e709de204da8550aebdcaa6139d869dc7328cc7e645c4dd48d1066f9ad70225644a
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Filesize
100KB
MD57a156b2139100c9e1db95f29bf37cdc5
SHA19f7c416927e39882e843fc7234b5b408cd9ae1f0
SHA256bedacc9b03649fa2b50a86389faade3369b8429d2aae910f3f187cdf65a7dd4f
SHA5124ab189ee075e441e812b18a96b5d364c52bd42131e0634c4c7cb8df36db5ed2c757bdf437937504547e594a7e13c8457bd8cf747fe12d5d1c46bc17ce7bcef80
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Filesize
404KB
MD55de47a79921940795ff700d31f2932c7
SHA14d8e06805e92b033b5fcf0d62a9edd71f5e4c73a
SHA2561cfa68d55b7a20fd87f7ea453f3448ec7dd2674f71efd6b1326d844e43a1f042
SHA5126ee63aaf6b417af411725dc40015d8d581060900284b2cf48a28f5b7f54a7dfeac0f39b2b2c6526389ee95c764ffe543dba4b9db7ccb4d7aab6240c82680ea15
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Filesize
245KB
MD52d8dbed559721d1f50688444bbfd1682
SHA1342754d501a8b9e963c8afa5372fdad6b0755f38
SHA2565104783217624ecb247733086883aaec971a00e0750f7b27357b18db3738edea
SHA5123165de69bc5bec35db3aac3b86d61609a275939e109b063473ac72531f22b54acc183a2e1d21ed32d2ba5eb89ad9bf6ade62be2b34bfa9b012e6fc6246d6585a
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Filesize
366KB
MD50eb4d39ce96b9decc916c7cdd8206267
SHA1330dce722f95e923e636739d9ae8d6258d145e4c
SHA25634b77b93363fe7337f0d523c0cc2409b78118f14af825a2a64ef2128873d4d2a
SHA51294047ef15c193807b4816667fd1e5e4576e1cc0fc42a116011d7245987835f63a8a2d862390924ea308e9c67f3f114e5410cabe2d4a58804ec1adb78b607d10f
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Filesize
249KB
MD54dc22f3a6ceec986ad2849bdb3db87d0
SHA1d9204f6f4e0f6716a1cef914e83a7e4c7990199c
SHA2565eb9c01db8da8cd49cc64a7232703bc25aa808b345ebbde13c0cdb738d23d574
SHA51212e47d5caf43a4937aa2003bbb7e57223f2af0a9494d1742283b410bd95ba5f9ce00994cedfd93c84e54b8e875d9e75ea3ea30aa232b9cd4b2b09c4a5eab5933
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Filesize
235KB
MD500924a49c1fc68fa7b54e1cacdf19c93
SHA1391c74453d3c3a23ebc22e307a6f071bcc818c9e
SHA256ac78b4ea0e6ae2d971799e6505d937f15276df8f34a509983f423622fed31cf0
SHA512d1cccc99f3df6cc0676f2a6e86ad9dc1284d6312148f2a389622d50a4469e159122118c14b30462e3e5fac8d54400f08e14948658804905615abf584daf87a67
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Filesize
121KB
MD5720b3fd99822963db0348436caf475c9
SHA1ee1e75ba75ea13c952933cca731a87e94759ed7f
SHA256c443760e1335c35dd1e28c79047d550c69f70ea81fba88d6d0446e323a46f5d6
SHA512c7b758df2c078fc32aef4b723a4294431d09bdd0125fe0f49f21bc7caf00197214b4a2740182c78eddd05a0e44eddcedc6942d5c33ed81b79bb19d6e901f554b