Analysis Overview
SHA256
a1be2c20d4536950941389cf624af861e1febee68361a8f25b53dd5c1640ee67
Threat Level: Known bad
The file aea1b39bd0a0d312de4ad62cdbbbc63c_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Emotet
Emotet payload
Executes dropped EXE
Drops file in System32 directory
Enumerates physical storage devices
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of WriteProcessMemory
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-15 13:27
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-15 13:27
Reported
2024-06-15 13:30
Platform
win7-20240611-en
Max time kernel
148s
Max time network
150s
Command Line
Signatures
Emotet
Emotet payload
| 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 |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\wmerror\taskeng.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\wmerror\taskeng.exe | C:\Users\Admin\AppData\Local\Temp\aea1b39bd0a0d312de4ad62cdbbbc63c_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\wmerror\taskeng.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wmerror\taskeng.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wmerror\taskeng.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wmerror\taskeng.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\aea1b39bd0a0d312de4ad62cdbbbc63c_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2848 wrote to memory of 3020 | N/A | C:\Users\Admin\AppData\Local\Temp\aea1b39bd0a0d312de4ad62cdbbbc63c_JaffaCakes118.exe | C:\Windows\SysWOW64\wmerror\taskeng.exe |
| PID 2848 wrote to memory of 3020 | N/A | C:\Users\Admin\AppData\Local\Temp\aea1b39bd0a0d312de4ad62cdbbbc63c_JaffaCakes118.exe | C:\Windows\SysWOW64\wmerror\taskeng.exe |
| PID 2848 wrote to memory of 3020 | N/A | C:\Users\Admin\AppData\Local\Temp\aea1b39bd0a0d312de4ad62cdbbbc63c_JaffaCakes118.exe | C:\Windows\SysWOW64\wmerror\taskeng.exe |
| PID 2848 wrote to memory of 3020 | N/A | C:\Users\Admin\AppData\Local\Temp\aea1b39bd0a0d312de4ad62cdbbbc63c_JaffaCakes118.exe | C:\Windows\SysWOW64\wmerror\taskeng.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\aea1b39bd0a0d312de4ad62cdbbbc63c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\aea1b39bd0a0d312de4ad62cdbbbc63c_JaffaCakes118.exe"
C:\Windows\SysWOW64\wmerror\taskeng.exe
"C:\Windows\SysWOW64\wmerror\taskeng.exe"
Network
| Country | Destination | Domain | Proto |
| AU | 202.22.141.45:80 | tcp | |
| AU | 202.22.141.45:80 | tcp | |
| FR | 37.187.161.206:8080 | tcp | |
| FR | 37.187.161.206:8080 | tcp | |
| TH | 202.29.239.162:443 | tcp | |
| TH | 202.29.239.162:443 | tcp |
Files
memory/2848-0-0x0000000000250000-0x0000000000262000-memory.dmp
memory/2848-7-0x0000000000230000-0x000000000023F000-memory.dmp
memory/2848-4-0x0000000000270000-0x0000000000280000-memory.dmp
memory/2848-8-0x0000000000400000-0x00000000004AC000-memory.dmp
C:\Windows\SysWOW64\wmerror\taskeng.exe
| MD5 | aea1b39bd0a0d312de4ad62cdbbbc63c |
| SHA1 | 4d0ab50bfb0706e1961851661d79ca4b206033a3 |
| SHA256 | a1be2c20d4536950941389cf624af861e1febee68361a8f25b53dd5c1640ee67 |
| SHA512 | 056a2b1da257c8a8de05c6804ed6901a9d92e10689a434a12e78da43d844fcfda243e3bcbe7bed71c5472ced0d181b3465c30ca5781cae7d1acd7803776200c0 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-15 13:27
Reported
2024-06-15 13:30
Platform
win10v2004-20240611-en
Max time kernel
149s
Max time network
151s
Command Line
Signatures
Emotet
Emotet payload
| 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 |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\wiashext\WINSRPC.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\wiashext\WINSRPC.exe | C:\Users\Admin\AppData\Local\Temp\aea1b39bd0a0d312de4ad62cdbbbc63c_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\wiashext\WINSRPC.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wiashext\WINSRPC.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wiashext\WINSRPC.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wiashext\WINSRPC.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wiashext\WINSRPC.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wiashext\WINSRPC.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wiashext\WINSRPC.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wiashext\WINSRPC.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wiashext\WINSRPC.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wiashext\WINSRPC.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wiashext\WINSRPC.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wiashext\WINSRPC.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wiashext\WINSRPC.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wiashext\WINSRPC.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\aea1b39bd0a0d312de4ad62cdbbbc63c_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4432 wrote to memory of 4748 | N/A | C:\Users\Admin\AppData\Local\Temp\aea1b39bd0a0d312de4ad62cdbbbc63c_JaffaCakes118.exe | C:\Windows\SysWOW64\wiashext\WINSRPC.exe |
| PID 4432 wrote to memory of 4748 | N/A | C:\Users\Admin\AppData\Local\Temp\aea1b39bd0a0d312de4ad62cdbbbc63c_JaffaCakes118.exe | C:\Windows\SysWOW64\wiashext\WINSRPC.exe |
| PID 4432 wrote to memory of 4748 | N/A | C:\Users\Admin\AppData\Local\Temp\aea1b39bd0a0d312de4ad62cdbbbc63c_JaffaCakes118.exe | C:\Windows\SysWOW64\wiashext\WINSRPC.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\aea1b39bd0a0d312de4ad62cdbbbc63c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\aea1b39bd0a0d312de4ad62cdbbbc63c_JaffaCakes118.exe"
C:\Windows\SysWOW64\wiashext\WINSRPC.exe
"C:\Windows\SysWOW64\wiashext\WINSRPC.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 216.131.50.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| AU | 202.22.141.45:80 | tcp | |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| FR | 37.187.161.206:8080 | tcp | |
| US | 8.8.8.8:53 | 216.107.17.2.in-addr.arpa | udp |
| TH | 202.29.239.162:443 | tcp | |
| RU | 80.87.201.221:7080 | tcp | |
| 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 |
| RO | 82.76.111.249:443 | tcp | |
| US | 216.47.196.104:80 | tcp | |
| US | 8.8.8.8:53 | 169.253.116.51.in-addr.arpa | udp |
Files
memory/4432-0-0x0000000000740000-0x0000000000752000-memory.dmp
memory/4432-4-0x0000000000760000-0x0000000000770000-memory.dmp
memory/4432-7-0x0000000000590000-0x000000000059F000-memory.dmp
C:\Windows\SysWOW64\wiashext\WINSRPC.exe
| MD5 | aea1b39bd0a0d312de4ad62cdbbbc63c |
| SHA1 | 4d0ab50bfb0706e1961851661d79ca4b206033a3 |
| SHA256 | a1be2c20d4536950941389cf624af861e1febee68361a8f25b53dd5c1640ee67 |
| SHA512 | 056a2b1da257c8a8de05c6804ed6901a9d92e10689a434a12e78da43d844fcfda243e3bcbe7bed71c5472ced0d181b3465c30ca5781cae7d1acd7803776200c0 |
memory/4432-9-0x0000000000400000-0x00000000004AC000-memory.dmp
memory/4748-14-0x0000000000520000-0x0000000000530000-memory.dmp
memory/4748-10-0x00000000005C0000-0x00000000005D2000-memory.dmp