Analysis Overview
SHA256
7fefe061be5be2911741da8959486dc21bfee0ec207259a663872f74b4f4ba27
Threat Level: Shows suspicious behavior
The file 4a8e5af317ef801fabd917bea86e1ba1_JaffaCakes118 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Loads dropped DLL
Writes to the Master Boot Record (MBR)
Drops file in System32 directory
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-15 23:55
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-15 23:55
Reported
2024-10-15 23:58
Platform
win7-20240903-en
Max time kernel
121s
Max time network
121s
Command Line
Signatures
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4a8e5af317ef801fabd917bea86e1ba1_JaffaCakes118.exe | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\4a8e5af317ef801fabd917bea86e1ba1_JaffaCakes118.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\SkinH_EL.dll | C:\Users\Admin\AppData\Local\Temp\4a8e5af317ef801fabd917bea86e1ba1_JaffaCakes118.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\4a8e5af317ef801fabd917bea86e1ba1_JaffaCakes118.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4a8e5af317ef801fabd917bea86e1ba1_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4a8e5af317ef801fabd917bea86e1ba1_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4a8e5af317ef801fabd917bea86e1ba1_JaffaCakes118.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\4a8e5af317ef801fabd917bea86e1ba1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4a8e5af317ef801fabd917bea86e1ba1_JaffaCakes118.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ftp3066888.53.yundns.com.cn | udp |
| IN | 172.232.112.221:80 | ftp3066888.53.yundns.com.cn | tcp |
| IN | 172.232.112.221:80 | ftp3066888.53.yundns.com.cn | tcp |
| IN | 172.232.112.221:80 | ftp3066888.53.yundns.com.cn | tcp |
| IN | 172.232.112.221:80 | ftp3066888.53.yundns.com.cn | tcp |
Files
memory/2868-0-0x0000000000400000-0x0000000000818000-memory.dmp
\Windows\SysWOW64\SkinH_EL.dll
| MD5 | bd42ef63fc0f79fdaaeca95d62a96bbb |
| SHA1 | 97ca8ccb0e6f7ffeb05dc441b2427feb0b634033 |
| SHA256 | 573cf4e4dfa8fe51fc8b80b79cd626cb861260d26b6e4f627841e11b4dce2f48 |
| SHA512 | 431b5487003add16865538de428bf518046ee97ab6423d88f92cda4ff263f971c0cf3827049465b9288a219cc32698fd687939c7c648870dd7d8d6776735c93c |
memory/2868-6-0x0000000000400000-0x0000000000818000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-15 23:55
Reported
2024-10-15 23:58
Platform
win10v2004-20241007-en
Max time kernel
149s
Max time network
153s
Command Line
Signatures
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4a8e5af317ef801fabd917bea86e1ba1_JaffaCakes118.exe | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\4a8e5af317ef801fabd917bea86e1ba1_JaffaCakes118.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\SkinH_EL.dll | C:\Users\Admin\AppData\Local\Temp\4a8e5af317ef801fabd917bea86e1ba1_JaffaCakes118.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\4a8e5af317ef801fabd917bea86e1ba1_JaffaCakes118.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4a8e5af317ef801fabd917bea86e1ba1_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4a8e5af317ef801fabd917bea86e1ba1_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4a8e5af317ef801fabd917bea86e1ba1_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4a8e5af317ef801fabd917bea86e1ba1_JaffaCakes118.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\4a8e5af317ef801fabd917bea86e1ba1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4a8e5af317ef801fabd917bea86e1ba1_JaffaCakes118.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 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ftp3066888.53.yundns.com.cn | udp |
| IN | 172.232.112.221:80 | ftp3066888.53.yundns.com.cn | tcp |
| IN | 172.232.112.221:80 | ftp3066888.53.yundns.com.cn | tcp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| IN | 172.232.112.221:80 | ftp3066888.53.yundns.com.cn | tcp |
| US | 8.8.8.8:53 | 221.112.232.172.in-addr.arpa | udp |
| IN | 172.232.112.221:80 | ftp3066888.53.yundns.com.cn | tcp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 53.210.109.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 170.253.116.51.in-addr.arpa | udp |
Files
memory/1032-0-0x0000000000400000-0x0000000000818000-memory.dmp
C:\Windows\SysWOW64\SkinH_EL.dll
| MD5 | bd42ef63fc0f79fdaaeca95d62a96bbb |
| SHA1 | 97ca8ccb0e6f7ffeb05dc441b2427feb0b634033 |
| SHA256 | 573cf4e4dfa8fe51fc8b80b79cd626cb861260d26b6e4f627841e11b4dce2f48 |
| SHA512 | 431b5487003add16865538de428bf518046ee97ab6423d88f92cda4ff263f971c0cf3827049465b9288a219cc32698fd687939c7c648870dd7d8d6776735c93c |
memory/1032-7-0x0000000000400000-0x0000000000818000-memory.dmp