Analysis Overview
SHA256
14601a1ffb5ca1b9cf7f66e191aa671a1efffc3d22d561d4fc520ea4e518d588
Threat Level: Likely malicious
The file 0595edb951f5e337550da58e1e4af83d_JaffaCakes118 was found to be: Likely malicious.
Malicious Activity Summary
Drops file in Drivers directory
Executes dropped EXE
Writes to the Master Boot Record (MBR)
Suspicious use of SetThreadContext
Drops file in Program Files directory
Program crash
Unsigned PE
Suspicious behavior: LoadsDriver
Suspicious use of WriteProcessMemory
Modifies registry class
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-20 11:30
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-20 11:30
Reported
2024-06-20 11:32
Platform
win7-20240221-en
Max time kernel
140s
Max time network
122s
Command Line
Signatures
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\0595edb951f5e337550da58e1e4af83d_JaffaCakes118.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\0595edb951f5e337550da58e1e4af83d_JaffaCakes118.exe |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.key | C:\Users\Admin\AppData\Local\Temp\0595edb951f5e337550da58e1e4af83d_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ | C:\Users\Admin\AppData\Local\Temp\0595edb951f5e337550da58e1e4af83d_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile" | C:\Users\Admin\AppData\Local\Temp\0595edb951f5e337550da58e1e4af83d_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\0595edb951f5e337550da58e1e4af83d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0595edb951f5e337550da58e1e4af83d_JaffaCakes118.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 300
Network
Files
memory/2964-0-0x0000000000400000-0x00000000004BC000-memory.dmp
memory/2964-1-0x0000000000230000-0x00000000002EC000-memory.dmp
memory/2964-3-0x0000000000492000-0x0000000000493000-memory.dmp
memory/2964-2-0x00000000002A0000-0x00000000002D5000-memory.dmp
memory/2964-4-0x0000000000400000-0x00000000004BC000-memory.dmp
memory/2964-6-0x0000000000400000-0x00000000004BC000-memory.dmp
memory/2964-5-0x0000000000400000-0x00000000004BC000-memory.dmp
memory/2964-8-0x00000000002A0000-0x00000000002D5000-memory.dmp
memory/2964-9-0x0000000000492000-0x0000000000493000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-20 11:30
Reported
2024-06-20 11:32
Platform
win10v2004-20240611-en
Max time kernel
136s
Max time network
125s
Command Line
Signatures
Drops file in Drivers directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\drivers\beep.sys | C:\Users\Admin\AppData\Local\Temp\0595edb951f5e337550da58e1e4af83d_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\NetMeeting\mstinit.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4408 set thread context of 3824 | N/A | C:\Program Files (x86)\NetMeeting\mstinit.exe | C:\Windows\SysWOW64\svchost.exe |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\NetMeeting\mstinit.exe | C:\Users\Admin\AppData\Local\Temp\0595edb951f5e337550da58e1e4af83d_JaffaCakes118.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\svchost.exe |
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ | C:\Program Files (x86)\NetMeeting\mstinit.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile" | C:\Program Files (x86)\NetMeeting\mstinit.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.key | C:\Users\Admin\AppData\Local\Temp\0595edb951f5e337550da58e1e4af83d_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ | C:\Users\Admin\AppData\Local\Temp\0595edb951f5e337550da58e1e4af83d_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile" | C:\Users\Admin\AppData\Local\Temp\0595edb951f5e337550da58e1e4af83d_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.key | C:\Program Files (x86)\NetMeeting\mstinit.exe | N/A |
Suspicious behavior: LoadsDriver
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4408 wrote to memory of 3824 | N/A | C:\Program Files (x86)\NetMeeting\mstinit.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 4408 wrote to memory of 3824 | N/A | C:\Program Files (x86)\NetMeeting\mstinit.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 4408 wrote to memory of 3824 | N/A | C:\Program Files (x86)\NetMeeting\mstinit.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 4408 wrote to memory of 3824 | N/A | C:\Program Files (x86)\NetMeeting\mstinit.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 4408 wrote to memory of 3824 | N/A | C:\Program Files (x86)\NetMeeting\mstinit.exe | C:\Windows\SysWOW64\svchost.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\0595edb951f5e337550da58e1e4af83d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0595edb951f5e337550da58e1e4af83d_JaffaCakes118.exe"
C:\Program Files (x86)\NetMeeting\mstinit.exe
"C:\Program Files (x86)\NetMeeting\mstinit.exe"
C:\Windows\SysWOW64\svchost.exe
"C:\Windows\system32\svchost.exe" 40706
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3824 -ip 3824
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3824 -s 12
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 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 134.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 89.90.14.23.in-addr.arpa | udp |
| NL | 23.62.61.72:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 107.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
Files
memory/2664-0-0x0000000000400000-0x00000000004BC000-memory.dmp
memory/2664-1-0x00000000005D0000-0x0000000000605000-memory.dmp
memory/2664-5-0x0000000002380000-0x0000000002381000-memory.dmp
memory/2664-16-0x0000000002380000-0x0000000002381000-memory.dmp
memory/2664-15-0x0000000002380000-0x0000000002381000-memory.dmp
memory/2664-14-0x0000000002380000-0x0000000002381000-memory.dmp
memory/2664-22-0x0000000002330000-0x0000000002331000-memory.dmp
memory/2664-21-0x0000000000570000-0x0000000000571000-memory.dmp
memory/2664-20-0x0000000000560000-0x0000000000561000-memory.dmp
memory/2664-19-0x0000000002320000-0x0000000002321000-memory.dmp
memory/2664-18-0x0000000002300000-0x0000000002301000-memory.dmp
memory/2664-17-0x0000000002370000-0x0000000002371000-memory.dmp
memory/2664-13-0x0000000002380000-0x0000000002381000-memory.dmp
memory/2664-12-0x0000000002380000-0x0000000002381000-memory.dmp
memory/2664-11-0x0000000002380000-0x0000000002381000-memory.dmp
memory/2664-10-0x0000000002380000-0x0000000002381000-memory.dmp
memory/2664-9-0x0000000002380000-0x0000000002381000-memory.dmp
memory/2664-8-0x0000000002380000-0x0000000002381000-memory.dmp
memory/2664-7-0x0000000002380000-0x0000000002381000-memory.dmp
memory/2664-6-0x0000000002380000-0x0000000002381000-memory.dmp
memory/2664-4-0x0000000002380000-0x0000000002381000-memory.dmp
memory/2664-2-0x0000000002310000-0x0000000002313000-memory.dmp
memory/2664-3-0x0000000002370000-0x0000000002371000-memory.dmp
C:\Program Files (x86)\NetMeeting\mstinit.exe
| MD5 | 0595edb951f5e337550da58e1e4af83d |
| SHA1 | 9b41d470b1489a43c0c92df9ed1fe147db829e88 |
| SHA256 | 14601a1ffb5ca1b9cf7f66e191aa671a1efffc3d22d561d4fc520ea4e518d588 |
| SHA512 | ff7555d91cee17d31f33ba907cd59404173d495cf622b8006f18efdd04d362673e0b3576bb4d27c9a872082b263141308cbc8758b005450ba7ad72083dc77bb7 |
memory/3824-29-0x0000000000400000-0x00000000004BC000-memory.dmp
memory/4408-31-0x0000000000400000-0x00000000004BC000-memory.dmp
memory/2664-33-0x00000000005D0000-0x0000000000605000-memory.dmp
memory/2664-32-0x0000000000400000-0x00000000004BC000-memory.dmp