Analysis Overview
SHA256
36d9c96b7e42ace5c258b17ce2540ab23de0fcd0727c21e2c4cf7976b2f82de5
Threat Level: Known bad
The file 24033840dbcad348aa7d97e29970b855_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Modifies firewall policy service
MetaSploit
Loads dropped DLL
Deletes itself
Executes dropped EXE
Checks computer location settings
UPX packed file
Maps connected drives based on registry
Adds Run key to start application
Drops file in System32 directory
Suspicious use of SetThreadContext
Enumerates physical storage devices
Unsigned PE
Suspicious use of UnmapMainImage
Modifies registry class
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-04 00:29
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-04 00:29
Reported
2024-07-04 00:32
Platform
win7-20240221-en
Max time kernel
148s
Max time network
124s
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\24033840dbcad348aa7d97e29970b855_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\24033840dbcad348aa7d97e29970b855_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 |
| 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 |
| 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 |
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\24033840dbcad348aa7d97e29970b855_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\24033840dbcad348aa7d97e29970b855_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\24033840dbcad348aa7d97e29970b855_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\igfxbt86.exe | C:\Users\Admin\AppData\Local\Temp\24033840dbcad348aa7d97e29970b855_JaffaCakes118.exe | N/A |
| File created | C:\Windows\SysWOW64\igfxbt86.exe | C:\Users\Admin\AppData\Local\Temp\24033840dbcad348aa7d97e29970b855_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 1836 set thread context of 2436 | N/A | C:\Users\Admin\AppData\Local\Temp\24033840dbcad348aa7d97e29970b855_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\24033840dbcad348aa7d97e29970b855_JaffaCakes118.exe |
| PID 2620 set thread context of 2740 | 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\24033840dbcad348aa7d97e29970b855_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\24033840dbcad348aa7d97e29970b855_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 UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\24033840dbcad348aa7d97e29970b855_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\24033840dbcad348aa7d97e29970b855_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\24033840dbcad348aa7d97e29970b855_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\24033840dbcad348aa7d97e29970b855_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\24033840dbcad348aa7d97e29970b855_JaffaCakes118.exe"
C:\Windows\SysWOW64\igfxbt86.exe
"C:\Windows\SysWOW64\igfxbt86.exe" C:\Users\Admin\AppData\Local\Temp\240338~1.EXE
C:\Windows\SysWOW64\igfxbt86.exe
"C:\Windows\SysWOW64\igfxbt86.exe" C:\Users\Admin\AppData\Local\Temp\240338~1.EXE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | j67.fast-quantum-servers.su | udp |
| KR | 143.248.35.28:80 | tcp | |
| KR | 143.248.35.28:80 | tcp |
Files
memory/2436-1-0x0000000000400000-0x000000000044C000-memory.dmp
memory/2436-5-0x0000000000400000-0x000000000044C000-memory.dmp
memory/2436-4-0x0000000000400000-0x000000000044C000-memory.dmp
memory/2436-2-0x0000000000432000-0x000000000044B000-memory.dmp
memory/2436-7-0x0000000000400000-0x000000000044C000-memory.dmp
memory/2436-10-0x0000000000400000-0x000000000044C000-memory.dmp
memory/2436-9-0x0000000000400000-0x000000000044C000-memory.dmp
memory/2436-8-0x0000000000400000-0x000000000044C000-memory.dmp
\Windows\SysWOW64\igfxbt86.exe
| MD5 | 24033840dbcad348aa7d97e29970b855 |
| SHA1 | 0562eaf7955fe82becbc379601ce6410fe8cd52b |
| SHA256 | 36d9c96b7e42ace5c258b17ce2540ab23de0fcd0727c21e2c4cf7976b2f82de5 |
| SHA512 | e50525c35b0d008b11c748efd9fdb1dd040a6eabccb0e7ddb382c7630bf24c786dee3c6e5f6c0779b9d33e0e4859583656b7e16e3ec701f7f022011612d1df5d |
memory/2436-35-0x0000000000400000-0x0000000000444000-memory.dmp
memory/2740-37-0x0000000000400000-0x000000000044C000-memory.dmp
memory/2436-36-0x0000000000400000-0x000000000044C000-memory.dmp
memory/2740-25-0x0000000000400000-0x000000000044C000-memory.dmp
memory/2740-38-0x0000000000400000-0x000000000044C000-memory.dmp
memory/1144-41-0x0000000002150000-0x0000000002151000-memory.dmp
memory/1144-39-0x0000000002130000-0x000000000214E000-memory.dmp
memory/2740-42-0x0000000000400000-0x000000000044C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-04 00:29
Reported
2024-07-04 00:32
Platform
win10v2004-20240508-en
Max time kernel
140s
Max time network
134s
Command Line
Signatures
MetaSploit
Modifies firewall policy service
| Description | Indicator | Process | Target |
| 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 |
| 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 |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\24033840dbcad348aa7d97e29970b855_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 |
| 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 |
| 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 opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum | C:\Users\Admin\AppData\Local\Temp\24033840dbcad348aa7d97e29970b855_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 | C:\Users\Admin\AppData\Local\Temp\24033840dbcad348aa7d97e29970b855_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 |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\ | C:\Users\Admin\AppData\Local\Temp\24033840dbcad348aa7d97e29970b855_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\igfxbt86.exe | C:\Users\Admin\AppData\Local\Temp\24033840dbcad348aa7d97e29970b855_JaffaCakes118.exe | N/A |
| File created | C:\Windows\SysWOW64\igfxbt86.exe | C:\Users\Admin\AppData\Local\Temp\24033840dbcad348aa7d97e29970b855_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 3672 set thread context of 3064 | N/A | C:\Users\Admin\AppData\Local\Temp\24033840dbcad348aa7d97e29970b855_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\24033840dbcad348aa7d97e29970b855_JaffaCakes118.exe |
| PID 676 set thread context of 3604 | 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\24033840dbcad348aa7d97e29970b855_JaffaCakes118.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\24033840dbcad348aa7d97e29970b855_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\24033840dbcad348aa7d97e29970b855_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\24033840dbcad348aa7d97e29970b855_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\24033840dbcad348aa7d97e29970b855_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\24033840dbcad348aa7d97e29970b855_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\24033840dbcad348aa7d97e29970b855_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\24033840dbcad348aa7d97e29970b855_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\24033840dbcad348aa7d97e29970b855_JaffaCakes118.exe"
C:\Windows\SysWOW64\igfxbt86.exe
"C:\Windows\SysWOW64\igfxbt86.exe" C:\Users\Admin\AppData\Local\Temp\240338~1.EXE
C:\Windows\SysWOW64\igfxbt86.exe
"C:\Windows\SysWOW64\igfxbt86.exe" C:\Users\Admin\AppData\Local\Temp\240338~1.EXE
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=1036,i,6576818814118437872,11004518367271063231,262144 --variations-seed-version --mojo-platform-channel-handle=3916 /prefetch:8
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 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | j67.fast-quantum-servers.su | udp |
| KR | 143.248.35.28:80 | tcp | |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 91.90.14.23.in-addr.arpa | udp |
Files
memory/3064-0-0x0000000000400000-0x000000000044C000-memory.dmp
memory/3064-2-0x0000000000400000-0x000000000044C000-memory.dmp
memory/3064-3-0x0000000000400000-0x000000000044C000-memory.dmp
memory/3064-4-0x0000000000400000-0x000000000044C000-memory.dmp
C:\Windows\SysWOW64\igfxbt86.exe
| MD5 | 24033840dbcad348aa7d97e29970b855 |
| SHA1 | 0562eaf7955fe82becbc379601ce6410fe8cd52b |
| SHA256 | 36d9c96b7e42ace5c258b17ce2540ab23de0fcd0727c21e2c4cf7976b2f82de5 |
| SHA512 | e50525c35b0d008b11c748efd9fdb1dd040a6eabccb0e7ddb382c7630bf24c786dee3c6e5f6c0779b9d33e0e4859583656b7e16e3ec701f7f022011612d1df5d |
memory/3064-40-0x0000000000400000-0x000000000044C000-memory.dmp
memory/3604-46-0x0000000000400000-0x000000000044C000-memory.dmp
memory/3604-47-0x0000000000400000-0x000000000044C000-memory.dmp
memory/3604-48-0x0000000000400000-0x000000000044C000-memory.dmp