Analysis Overview
SHA256
1107b3567b1f1f089ebeb7e3b284983b97219be9da7bc6a19850f8fe67dd56d4
Threat Level: Known bad
The file 105466dfc9e5ce4c7236c54a5f6ab826_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
SmokeLoader
UPX packed file
Maps connected drives based on registry
Suspicious use of SetThreadContext
Unsigned PE
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Checks SCSI registry key(s)
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-03 10:44
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-03 10:44
Reported
2024-05-03 10:47
Platform
win7-20240221-en
Max time kernel
141s
Max time network
123s
Command Line
Signatures
SmokeLoader
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | 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\105466dfc9e5ce4c7236c54a5f6ab826_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 | C:\Users\Admin\AppData\Local\Temp\105466dfc9e5ce4c7236c54a5f6ab826_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2944 set thread context of 2164 | N/A | C:\Users\Admin\AppData\Local\Temp\105466dfc9e5ce4c7236c54a5f6ab826_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\105466dfc9e5ce4c7236c54a5f6ab826_JaffaCakes118.exe |
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\105466dfc9e5ce4c7236c54a5f6ab826_JaffaCakes118.exe | N/A |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\105466dfc9e5ce4c7236c54a5f6ab826_JaffaCakes118.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\105466dfc9e5ce4c7236c54a5f6ab826_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\105466dfc9e5ce4c7236c54a5f6ab826_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\105466dfc9e5ce4c7236c54a5f6ab826_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\105466dfc9e5ce4c7236c54a5f6ab826_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\105466dfc9e5ce4c7236c54a5f6ab826_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\105466dfc9e5ce4c7236c54a5f6ab826_JaffaCakes118.exe"
Network
Files
memory/2944-0-0x0000000000400000-0x0000000000456000-memory.dmp
memory/2944-6-0x0000000000400000-0x0000000000456000-memory.dmp
memory/2164-8-0x0000000000400000-0x000000000040A000-memory.dmp
memory/2944-7-0x0000000000500000-0x0000000000600000-memory.dmp
memory/2164-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2164-9-0x0000000000400000-0x000000000040A000-memory.dmp
memory/1204-10-0x0000000002AF0000-0x0000000002AF1000-memory.dmp
memory/1204-11-0x0000000002E00000-0x0000000002E15000-memory.dmp
memory/2164-12-0x0000000000400000-0x000000000040A000-memory.dmp
memory/1204-14-0x0000000002AF0000-0x0000000002AF1000-memory.dmp
memory/1204-15-0x0000000002E00000-0x0000000002E15000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-03 10:44
Reported
2024-05-03 10:47
Platform
win10v2004-20240419-en
Max time kernel
133s
Max time network
102s
Command Line
Signatures
SmokeLoader
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | 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\105466dfc9e5ce4c7236c54a5f6ab826_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 | C:\Users\Admin\AppData\Local\Temp\105466dfc9e5ce4c7236c54a5f6ab826_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3984 set thread context of 4796 | N/A | C:\Users\Admin\AppData\Local\Temp\105466dfc9e5ce4c7236c54a5f6ab826_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\105466dfc9e5ce4c7236c54a5f6ab826_JaffaCakes118.exe |
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\105466dfc9e5ce4c7236c54a5f6ab826_JaffaCakes118.exe | N/A |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\105466dfc9e5ce4c7236c54a5f6ab826_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\105466dfc9e5ce4c7236c54a5f6ab826_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\105466dfc9e5ce4c7236c54a5f6ab826_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\105466dfc9e5ce4c7236c54a5f6ab826_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\105466dfc9e5ce4c7236c54a5f6ab826_JaffaCakes118.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 77.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 69.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| NL | 23.62.61.171:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 171.61.62.23.in-addr.arpa | udp |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 51.15.97.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
Files
memory/3984-0-0x0000000000400000-0x0000000000456000-memory.dmp
memory/4796-5-0x0000000000400000-0x000000000040A000-memory.dmp
memory/4796-6-0x0000000000410000-0x00000000004D9000-memory.dmp
memory/3984-8-0x0000000000400000-0x0000000000456000-memory.dmp
memory/4796-4-0x0000000000400000-0x000000000040A000-memory.dmp
memory/3984-3-0x0000000000560000-0x0000000000660000-memory.dmp
memory/4796-9-0x0000000000400000-0x000000000040A000-memory.dmp