Analysis Overview
SHA256
41e7b169c52c8fb5f12655e024aded045aa2c09b72b8e0125648d1f0dc9a7ae0
Threat Level: Known bad
The file 41e7b169c52c8fb5f12655e024aded045aa2c09b72b8e0125648d1f0dc9a7ae0 was found to be: Known bad.
Malicious Activity Summary
BetaBot
Modifies firewall policy service
Sets file execution options in registry
Checks BIOS information in registry
Adds Run key to start application
Checks whether UAC is enabled
Suspicious use of NtSetInformationThreadHideFromDebugger
Program crash
Suspicious behavior: RenamesItself
Suspicious use of WriteProcessMemory
Modifies Internet Explorer Protected Mode
Suspicious behavior: MapViewOfSection
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Checks processor information in registry
Enumerates system info in registry
Modifies Internet Explorer Protected Mode Banner
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-07-08 04:14
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-07-08 04:14
Reported
2022-07-08 09:09
Platform
win7-20220414-en
Max time kernel
150s
Max time network
190s
Command Line
Signatures
BetaBot
Modifies firewall policy service
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile | C:\Windows\SysWOW64\explorer.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" | C:\Windows\SysWOW64\explorer.exe | N/A |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\PublicProfile | C:\Windows\SysWOW64\explorer.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\PublicProfile\EnableFirewall = "0" | C:\Windows\SysWOW64\explorer.exe | N/A |
Sets file execution options in registry
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\i173k1159cki51.exe | C:\Users\Admin\AppData\Local\Temp\41e7b169c52c8fb5f12655e024aded045aa2c09b72b8e0125648d1f0dc9a7ae0.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\i173k1159cki51.exe\DisableExceptionChainValidation | C:\Users\Admin\AppData\Local\Temp\41e7b169c52c8fb5f12655e024aded045aa2c09b72b8e0125648d1f0dc9a7ae0.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.exe | C:\Windows\SysWOW64\explorer.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.exe\Debugger = "zkynigxd.exe" | C:\Windows\SysWOW64\explorer.exe | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Windows\SysWOW64\explorer.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Windows Font Preloader Service = "C:\\ProgramData\\Windows Font Preloader Service\\i173k1159cki51.exe" | C:\Windows\SysWOW64\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run | C:\Windows\SysWOW64\explorer.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Font Preloader Service = "\"C:\\ProgramData\\Windows Font Preloader Service\\i173k1159cki51.exe\"" | C:\Windows\SysWOW64\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce | C:\Windows\SysWOW64\explorer.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\41e7b169c52c8fb5f12655e024aded045aa2c09b72b8e0125648d1f0dc9a7ae0.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\41e7b169c52c8fb5f12655e024aded045aa2c09b72b8e0125648d1f0dc9a7ae0.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\41e7b169c52c8fb5f12655e024aded045aa2c09b72b8e0125648d1f0dc9a7ae0.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\41e7b169c52c8fb5f12655e024aded045aa2c09b72b8e0125648d1f0dc9a7ae0.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Windows\SysWOW64\explorer.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Windows\SysWOW64\explorer.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS | C:\Windows\SysWOW64\explorer.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer | C:\Windows\SysWOW64\explorer.exe | N/A |
Modifies Internet Explorer Protected Mode
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3" | C:\Windows\SysWOW64\explorer.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3" | C:\Windows\SysWOW64\explorer.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3" | C:\Windows\SysWOW64\explorer.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\2500 = "3" | C:\Windows\SysWOW64\explorer.exe | N/A |
Modifies Internet Explorer Protected Mode Banner
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1" | C:\Windows\SysWOW64\explorer.exe | N/A |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main | C:\Windows\SysWOW64\explorer.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\41e7b169c52c8fb5f12655e024aded045aa2c09b72b8e0125648d1f0dc9a7ae0.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\41e7b169c52c8fb5f12655e024aded045aa2c09b72b8e0125648d1f0dc9a7ae0.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\41e7b169c52c8fb5f12655e024aded045aa2c09b72b8e0125648d1f0dc9a7ae0.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\41e7b169c52c8fb5f12655e024aded045aa2c09b72b8e0125648d1f0dc9a7ae0.exe
"C:\Users\Admin\AppData\Local\Temp\41e7b169c52c8fb5f12655e024aded045aa2c09b72b8e0125648d1f0dc9a7ae0.exe"
C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | windowsupdate.microsoft.com | udp |
| US | 20.72.235.82:80 | windowsupdate.microsoft.com | tcp |
| US | 8.8.8.8:53 | lago333.com | udp |
| US | 8.8.8.8:53 | lago333.club | udp |
| US | 8.8.8.8:53 | lago333.site | udp |
| US | 8.8.8.8:53 | lago333.xyz | udp |
Files
memory/1648-54-0x0000000075F61000-0x0000000075F63000-memory.dmp
memory/1648-55-0x0000000000400000-0x00000000004A7000-memory.dmp
memory/1648-56-0x0000000001F60000-0x0000000001FC6000-memory.dmp
memory/1648-58-0x0000000000580000-0x00000000005E0000-memory.dmp
memory/1648-59-0x0000000000400000-0x00000000004A7000-memory.dmp
memory/1648-60-0x0000000001F60000-0x0000000001FC6000-memory.dmp
memory/1648-62-0x00000000021B0000-0x00000000021BC000-memory.dmp
memory/1648-61-0x00000000005E0000-0x00000000005ED000-memory.dmp
memory/1648-63-0x0000000001F60000-0x0000000001FC6000-memory.dmp
memory/848-64-0x0000000000000000-mapping.dmp
memory/848-66-0x0000000074DF1000-0x0000000074DF3000-memory.dmp
memory/848-67-0x00000000778B0000-0x0000000077A30000-memory.dmp
memory/848-68-0x00000000001F0000-0x00000000002DC000-memory.dmp
memory/1648-69-0x0000000001F60000-0x0000000001FC6000-memory.dmp
memory/848-70-0x00000000003D0000-0x00000000003DC000-memory.dmp
memory/848-71-0x00000000778B0000-0x0000000077A30000-memory.dmp
memory/848-72-0x00000000001F0000-0x00000000002DC000-memory.dmp
memory/1276-73-0x00000000021B0000-0x00000000021B6000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-07-08 04:14
Reported
2022-07-08 09:09
Platform
win10v2004-20220414-en
Max time kernel
169s
Max time network
190s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\41e7b169c52c8fb5f12655e024aded045aa2c09b72b8e0125648d1f0dc9a7ae0.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\41e7b169c52c8fb5f12655e024aded045aa2c09b72b8e0125648d1f0dc9a7ae0.exe
"C:\Users\Admin\AppData\Local\Temp\41e7b169c52c8fb5f12655e024aded045aa2c09b72b8e0125648d1f0dc9a7ae0.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2692 -ip 2692
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2692 -s 284
Network
| Country | Destination | Domain | Proto |
| IE | 20.50.73.9:443 | tcp | |
| BE | 8.238.110.126:80 | tcp | |
| US | 204.79.197.203:80 | tcp | |
| BE | 8.238.110.126:80 | tcp |
Files
memory/2692-130-0x00000000022C0000-0x0000000002320000-memory.dmp