Analysis Overview
SHA256
18388fa9806280bb2adeb9bf08415c5e6b459c4b1096c8d70a8cd12e89473033
Threat Level: Known bad
The file 04f4f26f908356670125c191154646bc_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
MetaSploit
Modifies firewall policy service
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
UPX packed file
Deletes itself
Maps connected drives based on registry
Adds Run key to start application
Drops file in System32 directory
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Modifies registry class
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-20 09:58
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-20 09:58
Reported
2024-06-20 10:01
Platform
win7-20240508-en
Max time kernel
148s
Max time network
118s
Command Line
Signatures
MetaSploit
Modifies firewall policy service
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxbt86.exe = "C:\\Windows\\SysWOW64\\igfxbt86.exe:*:Enabled:Intel Backup Monitor" | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxbt86.exe = "C:\\Windows\\SysWOW64\\igfxbt86.exe:*:Enabled:Intel Backup Monitor" | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
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| N/A | N/A | N/A | N/A |
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| N/A | N/A | N/A | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Intel Backup Monitor = "C:\\Windows\\SysWOW64\\igfxbt86.exe" | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
Maps connected drives based on registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum | C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 | C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\ | C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\igfxbt86.exe | C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe | N/A |
| File created | C:\Windows\SysWOW64\igfxbt86.exe | C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\ | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1716 set thread context of 2008 | N/A | C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe |
| PID 2668 set thread context of 2796 | N/A | C:\Windows\SysWOW64\igfxbt86.exe | C:\Windows\SysWOW64\igfxbt86.exe |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe"
C:\Windows\SysWOW64\igfxbt86.exe
"C:\Windows\SysWOW64\igfxbt86.exe" C:\Users\Admin\AppData\Local\Temp\04F4F2~1.EXE
C:\Windows\SysWOW64\igfxbt86.exe
"C:\Windows\SysWOW64\igfxbt86.exe" C:\Users\Admin\AppData\Local\Temp\04F4F2~1.EXE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | j30.bull-quantum-media.su | udp |
| KR | 143.248.35.28:80 | tcp | |
| KR | 143.248.35.28:80 | tcp |
Files
memory/2008-0-0x0000000000400000-0x000000000044C000-memory.dmp
memory/2008-5-0x0000000000400000-0x000000000044C000-memory.dmp
memory/2008-7-0x0000000000400000-0x000000000044C000-memory.dmp
memory/2008-4-0x0000000000400000-0x000000000044C000-memory.dmp
memory/2008-2-0x0000000000400000-0x000000000044C000-memory.dmp
memory/2008-8-0x0000000000400000-0x000000000044C000-memory.dmp
memory/2008-9-0x0000000000400000-0x000000000044C000-memory.dmp
memory/2008-11-0x0000000000400000-0x000000000044C000-memory.dmp
memory/2008-10-0x0000000000400000-0x000000000044C000-memory.dmp
\Windows\SysWOW64\igfxbt86.exe
| MD5 | 04f4f26f908356670125c191154646bc |
| SHA1 | 31ec52a279d495ab7bd9b783d0fcc21c296f9ad8 |
| SHA256 | 18388fa9806280bb2adeb9bf08415c5e6b459c4b1096c8d70a8cd12e89473033 |
| SHA512 | db06fa8135b1c168b53cf9cad63bc07173583f626c32ec5d0889baf9d35e2193109e602d9624540067b3a04f9b094a607f73bf2568aaf2ed202b19d406be6611 |
memory/2796-32-0x0000000000400000-0x000000000044C000-memory.dmp
memory/2796-34-0x0000000000400000-0x000000000044C000-memory.dmp
memory/2008-39-0x0000000000400000-0x000000000044C000-memory.dmp
memory/2796-40-0x0000000000400000-0x000000000044C000-memory.dmp
memory/1196-43-0x0000000002A60000-0x0000000002A61000-memory.dmp
memory/1196-41-0x0000000002AE0000-0x0000000002AFE000-memory.dmp
memory/2796-44-0x0000000000400000-0x000000000044C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-20 09:58
Reported
2024-06-20 10:01
Platform
win10v2004-20240508-en
Max time kernel
149s
Max time network
53s
Command Line
Signatures
MetaSploit
Modifies firewall policy service
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxbt86.exe = "C:\\Windows\\SysWOW64\\igfxbt86.exe:*:Enabled:Intel Backup Monitor" | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxbt86.exe = "C:\\Windows\\SysWOW64\\igfxbt86.exe:*:Enabled:Intel Backup Monitor" | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
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| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Intel Backup Monitor = "C:\\Windows\\SysWOW64\\igfxbt86.exe" | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
Maps connected drives based on registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 | C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum | C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\ | C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\igfxbt86.exe | C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe | N/A |
| File created | C:\Windows\SysWOW64\igfxbt86.exe | C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\ | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2528 set thread context of 4304 | N/A | C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe |
| PID 4308 set thread context of 2148 | N/A | C:\Windows\SysWOW64\igfxbt86.exe | C:\Windows\SysWOW64\igfxbt86.exe |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ | C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\igfxbt86.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\04f4f26f908356670125c191154646bc_JaffaCakes118.exe"
C:\Windows\SysWOW64\igfxbt86.exe
"C:\Windows\SysWOW64\igfxbt86.exe" C:\Users\Admin\AppData\Local\Temp\04F4F2~1.EXE
C:\Windows\SysWOW64\igfxbt86.exe
"C:\Windows\SysWOW64\igfxbt86.exe" C:\Users\Admin\AppData\Local\Temp\04F4F2~1.EXE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | j52.coax-quantum-media.su | udp |
| KR | 143.248.35.28:80 | tcp |
Files
memory/4304-0-0x0000000000400000-0x000000000044C000-memory.dmp
memory/4304-2-0x0000000000400000-0x0000000000444000-memory.dmp
memory/4304-3-0x0000000000400000-0x000000000044C000-memory.dmp
memory/4304-5-0x0000000000400000-0x000000000044C000-memory.dmp
memory/4304-4-0x0000000000400000-0x000000000044C000-memory.dmp
C:\Windows\SysWOW64\igfxbt86.exe
| MD5 | 04f4f26f908356670125c191154646bc |
| SHA1 | 31ec52a279d495ab7bd9b783d0fcc21c296f9ad8 |
| SHA256 | 18388fa9806280bb2adeb9bf08415c5e6b459c4b1096c8d70a8cd12e89473033 |
| SHA512 | db06fa8135b1c168b53cf9cad63bc07173583f626c32ec5d0889baf9d35e2193109e602d9624540067b3a04f9b094a607f73bf2568aaf2ed202b19d406be6611 |
memory/2148-44-0x0000000000400000-0x000000000044C000-memory.dmp
memory/4304-45-0x0000000000400000-0x000000000044C000-memory.dmp
memory/4304-47-0x0000000000400000-0x0000000000444000-memory.dmp
memory/2148-48-0x0000000000400000-0x000000000044C000-memory.dmp
memory/2148-49-0x0000000000400000-0x000000000044C000-memory.dmp
memory/2148-50-0x0000000000400000-0x000000000044C000-memory.dmp