Analysis
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max time kernel
150s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
14-01-2024 23:08
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
toolspab3.exe
Resource
win7-20231215-en
windows7-x64
34 signatures
150 seconds
Behavioral task
behavioral2
Sample
toolspab3.exe
Resource
win10-20231220-en
windows10-1703-x64
13 signatures
150 seconds
Behavioral task
behavioral3
Sample
toolspab3.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
28 signatures
150 seconds
Behavioral task
behavioral4
Sample
toolspab3.exe
Resource
win11-20231215-en
windows11-21h2-x64
25 signatures
150 seconds
General
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Target
toolspab3.exe
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Size
208KB
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MD5
79d36a2a84827ac86f9e30d31cf5b5dd
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SHA1
01432852b4c3d1d1d17d45cde7bdbab0be214fce
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SHA256
55424ba52333947a5827238ff2b0905a9ae90c92fb7e9f0d165cbed47dffc47b
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SHA512
b0364ce3ca20f32846d2a5ca89cbc92113d52406907ca1c5918bf8d14f826dfa9f738c002a4efbb5ef7bbc30bf31f59d4285b1816d3f695d69cf0f2113ec1388
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SSDEEP
3072:RXNxbPxb1GXDbcqUkNO5LntzXCXKX24xVad5E0OtTn7922cDD:13bJb1GzPNMntSXnEad5etTn7o26
Malware Config
Extracted
Family
smokeloader
Botnet
pub3
Extracted
Family
smokeloader
Version
2020
C2
http://host-file-host6.com/
http://host-host-file8.com/
rc4.i32
rc4.i32
Signatures
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Modifies firewall policy service 2 TTPs 8 IoCs
description ioc Process 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 31muqkcq_1.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" 31muqkcq_1.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\PublicProfile 31muqkcq_1.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\PublicProfile\EnableFirewall = "0" 31muqkcq_1.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile explorer.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" explorer.exe -
Modifies security service 2 TTPs 1 IoCs
description 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
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mbam.exe 31muqkcq_1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mbam.exe\Debugger = "cjsovygioq.exe" 31muqkcq_1.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\mbamgui.exe\Debugger = "wkatnflnzv.exe" 31muqkcq_1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Mrtstub.exe\Debugger = "eksxygpbgs.exe" 31muqkcq_1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\MRT.exe 31muqkcq_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\winmgr108.exe 31muqkcq_1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mbamgui.exe 31muqkcq_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\rstrui.exe\Debugger = "kqhmdfecwsw.exe" regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Mrtstub.exe\Debugger = "owpvikpnhca.exe" regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.exe\Debugger = "cultfhdhnk.exe" explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\31muqkcq.exe\DisableExceptionChainValidation 90EA.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Mrtstub.exe 31muqkcq_1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\MRT.exe\Debugger = "wiaxsltyxq.exe" 31muqkcq_1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\MRT.exe\Debugger = "lofsmfhckat.exe" regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mrtstub.exe regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\winmgr108.exe\Debugger = "kisklwhaxu.exe" 31muqkcq_1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\31muqkcq.exe 90EA.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description 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.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorer.exe -
Deletes itself 1 IoCs
pid Process 1204 Explorer.EXE -
Executes dropped EXE 3 IoCs
pid Process 2852 90EA.exe 2572 9CDC.exe 2252 31muqkcq_1.exe -
Loads dropped DLL 1 IoCs
pid Process 2640 explorer.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Java Updater = "C:\\ProgramData\\Java Updater\\31muqkcq.exe" explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Run\Java Updater = "\"C:\\ProgramData\\Java Updater\\31muqkcq.exe\"" explorer.exe -
Checks for any installed AV software in registry 1 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\AntiVirService 31muqkcq_1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\avast! Antivirus 31muqkcq_1.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 31muqkcq_1.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 90EA.exe -
Drops desktop.ini file(s) 1 IoCs
description ioc Process File opened for modification C:\ProgramData\Java Updater\desktop.ini explorer.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 12 IoCs
pid Process 2852 90EA.exe 2640 explorer.exe 2640 explorer.exe 2640 explorer.exe 2640 explorer.exe 2640 explorer.exe 2640 explorer.exe 2640 explorer.exe 2640 explorer.exe 2640 explorer.exe 2640 explorer.exe 2252 31muqkcq_1.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2548 set thread context of 2992 2548 toolspab3.exe 28 -
NSIS installer 3 IoCs
resource yara_rule behavioral1/files/0x0012000000015c5d-60.dat nsis_installer_2 behavioral1/files/0x0012000000015c5d-58.dat nsis_installer_2 behavioral1/files/0x0012000000015c5d-59.dat nsis_installer_2 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI toolspab3.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI toolspab3.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI toolspab3.exe -
Checks processor information in registry 2 TTPs 6 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 90EA.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 90EA.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString explorer.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 31muqkcq_1.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 31muqkcq_1.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1764 schtasks.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
description 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
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\2500 = "3" explorer.exe -
Modifies Internet Explorer Protected Mode Banner 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1" explorer.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main explorer.exe -
NTFS ADS 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Local\Temp\31muqkcq_1.exe:1BB7FB68 explorer.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\31muqkcq_1.exe:1BB7FB68 explorer.exe -
Runs regedit.exe 1 IoCs
pid Process 840 regedit.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2992 toolspab3.exe 2992 toolspab3.exe 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE 1204 Explorer.EXE -
Suspicious behavior: MapViewOfSection 8 IoCs
pid Process 2992 toolspab3.exe 2852 90EA.exe 2852 90EA.exe 2640 explorer.exe 2640 explorer.exe 2640 explorer.exe 2252 31muqkcq_1.exe 2252 31muqkcq_1.exe -
Suspicious use of AdjustPrivilegeToken 60 IoCs
description pid Process Token: SeDebugPrivilege 2852 90EA.exe Token: SeRestorePrivilege 2852 90EA.exe Token: SeBackupPrivilege 2852 90EA.exe Token: SeLoadDriverPrivilege 2852 90EA.exe Token: SeCreatePagefilePrivilege 2852 90EA.exe Token: SeShutdownPrivilege 2852 90EA.exe Token: SeTakeOwnershipPrivilege 2852 90EA.exe Token: SeChangeNotifyPrivilege 2852 90EA.exe Token: SeCreateTokenPrivilege 2852 90EA.exe Token: SeMachineAccountPrivilege 2852 90EA.exe Token: SeSecurityPrivilege 2852 90EA.exe Token: SeAssignPrimaryTokenPrivilege 2852 90EA.exe Token: SeCreateGlobalPrivilege 2852 90EA.exe Token: 33 2852 90EA.exe Token: SeDebugPrivilege 2640 explorer.exe Token: SeRestorePrivilege 2640 explorer.exe Token: SeBackupPrivilege 2640 explorer.exe Token: SeLoadDriverPrivilege 2640 explorer.exe Token: SeCreatePagefilePrivilege 2640 explorer.exe Token: SeShutdownPrivilege 2640 explorer.exe Token: SeTakeOwnershipPrivilege 2640 explorer.exe Token: SeChangeNotifyPrivilege 2640 explorer.exe Token: SeCreateTokenPrivilege 2640 explorer.exe Token: SeMachineAccountPrivilege 2640 explorer.exe Token: SeSecurityPrivilege 2640 explorer.exe Token: SeAssignPrimaryTokenPrivilege 2640 explorer.exe Token: SeCreateGlobalPrivilege 2640 explorer.exe Token: 33 2640 explorer.exe Token: SeDebugPrivilege 2252 31muqkcq_1.exe Token: SeRestorePrivilege 2252 31muqkcq_1.exe Token: SeBackupPrivilege 2252 31muqkcq_1.exe Token: SeLoadDriverPrivilege 2252 31muqkcq_1.exe Token: SeCreatePagefilePrivilege 2252 31muqkcq_1.exe Token: SeShutdownPrivilege 2252 31muqkcq_1.exe Token: SeTakeOwnershipPrivilege 2252 31muqkcq_1.exe Token: SeChangeNotifyPrivilege 2252 31muqkcq_1.exe Token: SeCreateTokenPrivilege 2252 31muqkcq_1.exe Token: SeMachineAccountPrivilege 2252 31muqkcq_1.exe Token: SeSecurityPrivilege 2252 31muqkcq_1.exe Token: SeAssignPrimaryTokenPrivilege 2252 31muqkcq_1.exe Token: SeCreateGlobalPrivilege 2252 31muqkcq_1.exe Token: 33 2252 31muqkcq_1.exe Token: SeCreatePagefilePrivilege 2252 31muqkcq_1.exe Token: SeCreatePagefilePrivilege 2252 31muqkcq_1.exe Token: SeCreatePagefilePrivilege 2252 31muqkcq_1.exe Token: SeCreatePagefilePrivilege 2252 31muqkcq_1.exe Token: SeCreatePagefilePrivilege 2252 31muqkcq_1.exe Token: SeDebugPrivilege 840 regedit.exe Token: SeRestorePrivilege 840 regedit.exe Token: SeBackupPrivilege 840 regedit.exe Token: SeLoadDriverPrivilege 840 regedit.exe Token: SeCreatePagefilePrivilege 840 regedit.exe Token: SeShutdownPrivilege 840 regedit.exe Token: SeTakeOwnershipPrivilege 840 regedit.exe Token: SeChangeNotifyPrivilege 840 regedit.exe Token: SeCreateTokenPrivilege 840 regedit.exe Token: SeMachineAccountPrivilege 840 regedit.exe Token: SeSecurityPrivilege 840 regedit.exe Token: SeAssignPrimaryTokenPrivilege 840 regedit.exe Token: SeCreateGlobalPrivilege 840 regedit.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1204 Explorer.EXE 1204 Explorer.EXE -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 1204 Explorer.EXE 1204 Explorer.EXE -
Suspicious use of WriteProcessMemory 61 IoCs
description pid Process procid_target PID 2548 wrote to memory of 2992 2548 toolspab3.exe 28 PID 2548 wrote to memory of 2992 2548 toolspab3.exe 28 PID 2548 wrote to memory of 2992 2548 toolspab3.exe 28 PID 2548 wrote to memory of 2992 2548 toolspab3.exe 28 PID 2548 wrote to memory of 2992 2548 toolspab3.exe 28 PID 2548 wrote to memory of 2992 2548 toolspab3.exe 28 PID 2548 wrote to memory of 2992 2548 toolspab3.exe 28 PID 1204 wrote to memory of 2852 1204 Explorer.EXE 29 PID 1204 wrote to memory of 2852 1204 Explorer.EXE 29 PID 1204 wrote to memory of 2852 1204 Explorer.EXE 29 PID 1204 wrote to memory of 2852 1204 Explorer.EXE 29 PID 2852 wrote to memory of 2640 2852 90EA.exe 30 PID 2852 wrote to memory of 2640 2852 90EA.exe 30 PID 2852 wrote to memory of 2640 2852 90EA.exe 30 PID 2852 wrote to memory of 2640 2852 90EA.exe 30 PID 2852 wrote to memory of 2640 2852 90EA.exe 30 PID 2852 wrote to memory of 2640 2852 90EA.exe 30 PID 2852 wrote to memory of 2640 2852 90EA.exe 30 PID 1204 wrote to memory of 2572 1204 Explorer.EXE 31 PID 1204 wrote to memory of 2572 1204 Explorer.EXE 31 PID 1204 wrote to memory of 2572 1204 Explorer.EXE 31 PID 1204 wrote to memory of 2572 1204 Explorer.EXE 31 PID 2640 wrote to memory of 1168 2640 explorer.exe 16 PID 2640 wrote to memory of 1168 2640 explorer.exe 16 PID 2640 wrote to memory of 1168 2640 explorer.exe 16 PID 2640 wrote to memory of 1168 2640 explorer.exe 16 PID 2640 wrote to memory of 1168 2640 explorer.exe 16 PID 2640 wrote to memory of 1168 2640 explorer.exe 16 PID 2640 wrote to memory of 1204 2640 explorer.exe 15 PID 2640 wrote to memory of 1204 2640 explorer.exe 15 PID 2640 wrote to memory of 1204 2640 explorer.exe 15 PID 2640 wrote to memory of 1204 2640 explorer.exe 15 PID 2640 wrote to memory of 1204 2640 explorer.exe 15 PID 2640 wrote to memory of 1204 2640 explorer.exe 15 PID 2640 wrote to memory of 2980 2640 explorer.exe 32 PID 2640 wrote to memory of 2980 2640 explorer.exe 32 PID 2640 wrote to memory of 2980 2640 explorer.exe 32 PID 2640 wrote to memory of 2980 2640 explorer.exe 32 PID 2640 wrote to memory of 2980 2640 explorer.exe 32 PID 2640 wrote to memory of 2980 2640 explorer.exe 32 PID 2640 wrote to memory of 2252 2640 explorer.exe 33 PID 2640 wrote to memory of 2252 2640 explorer.exe 33 PID 2640 wrote to memory of 2252 2640 explorer.exe 33 PID 2640 wrote to memory of 2252 2640 explorer.exe 33 PID 2640 wrote to memory of 2252 2640 explorer.exe 33 PID 2640 wrote to memory of 2252 2640 explorer.exe 33 PID 2640 wrote to memory of 2252 2640 explorer.exe 33 PID 2252 wrote to memory of 840 2252 31muqkcq_1.exe 36 PID 2252 wrote to memory of 840 2252 31muqkcq_1.exe 36 PID 2252 wrote to memory of 840 2252 31muqkcq_1.exe 36 PID 2252 wrote to memory of 840 2252 31muqkcq_1.exe 36 PID 2252 wrote to memory of 840 2252 31muqkcq_1.exe 36 PID 2252 wrote to memory of 840 2252 31muqkcq_1.exe 36 PID 2252 wrote to memory of 840 2252 31muqkcq_1.exe 36 PID 2252 wrote to memory of 1764 2252 31muqkcq_1.exe 37 PID 2252 wrote to memory of 1764 2252 31muqkcq_1.exe 37 PID 2252 wrote to memory of 1764 2252 31muqkcq_1.exe 37 PID 2252 wrote to memory of 1764 2252 31muqkcq_1.exe 37 PID 2252 wrote to memory of 1764 2252 31muqkcq_1.exe 37 PID 2252 wrote to memory of 1764 2252 31muqkcq_1.exe 37 PID 2252 wrote to memory of 1764 2252 31muqkcq_1.exe 37
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Deletes itself
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1204 -
C:\Users\Admin\AppData\Local\Temp\toolspab3.exe"C:\Users\Admin\AppData\Local\Temp\toolspab3.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2548 -
C:\Users\Admin\AppData\Local\Temp\toolspab3.exe"C:\Users\Admin\AppData\Local\Temp\toolspab3.exe"3⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2992
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C:\Users\Admin\AppData\Local\Temp\90EA.exeC:\Users\Admin\AppData\Local\Temp\90EA.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:2852 -
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:2640 -
C:\Users\Admin\AppData\Local\Temp\31muqkcq_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:2252 -
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:840
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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\31muqkcq.exe" /RL HIGHEST5⤵
- Creates scheduled task(s)
PID:1764
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C:\Users\Admin\AppData\Local\Temp\9CDC.exeC:\Users\Admin\AppData\Local\Temp\9CDC.exe2⤵
- Executes dropped EXE
PID:2572
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1168
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:2980
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
Loading Replay Monitor...
Downloads
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Filesize
360KB
MD580c413180b6bd0dd664adc4e0665b494
SHA1e791e4a3391fc6b7bcb58399cd4fa3c52a06b940
SHA2566d99cec56614b6b8a23dfa84a50c6bbfde535411c6366ac2bcc20c9f5af62880
SHA512347f4ae6f308b37d055a6177478e45ab3838d7020abed70c7aa138d2c3771e709de204da8550aebdcaa6139d869dc7328cc7e645c4dd48d1066f9ad70225644a
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Filesize
28KB
MD567c8a173d44afe142f0b793514dfecfe
SHA1b4cf470e63c749114cf987528b2b5bd19f5acac7
SHA25655659a59ff1aaef396529402ba525413eab2a1f640e80c7dc0f4e0030f18b56f
SHA5129a0f28013ff17a417330c98f19343352df31e001bcbba92a8fc7732217d82b9657dfe7de6330e8cab96e8627ba4820d422dc33b330ab3137d1dec3648031f1e7
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Filesize
29KB
MD58ce409b7d41dc394d2a9799eed75b4b3
SHA1d34b8ef67be2184c0057d9f64db56d5f3e32633b
SHA256afc01c4ee132b1447ffe2dc3802f18cc602776f5752c106d86b129d793db3f58
SHA5125e43287ac5125c964d30335ac1c71e38bdcd85f7357fab417e5b9da878162961b29fcce3fd80cef4f4fe27e875c5bc39f87fe5a007bb7e0d053247e1ada404c4
-
Filesize
32KB
MD589fe708515deb9c5789255983d674fb1
SHA15525cdda09db115a40dc7191cd82294dec99c358
SHA256ec8522188ac2286f1547591293bc4f43764240ee63353afaf692458f8a44b1d8
SHA5120202f59e6ffe95058608f0dd6d1d96b3b5d755e11cfc85437b78353160dc8308b246263da1fdf65ac0f5b83853f1e38e986f112a69be5d3b5f70a90381d2aeb8
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Filesize
208KB
MD579d36a2a84827ac86f9e30d31cf5b5dd
SHA101432852b4c3d1d1d17d45cde7bdbab0be214fce
SHA25655424ba52333947a5827238ff2b0905a9ae90c92fb7e9f0d165cbed47dffc47b
SHA512b0364ce3ca20f32846d2a5ca89cbc92113d52406907ca1c5918bf8d14f826dfa9f738c002a4efbb5ef7bbc30bf31f59d4285b1816d3f695d69cf0f2113ec1388