Analysis Overview
SHA256
a251b3e35c3ea6f4b66d6d9c42c2dd24e69453c941e6e4119fc7ec985834342c
Threat Level: Known bad
The file bb590898d3b7290762b2976c770b6876_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Emotet
Emotet payload
Executes dropped EXE
Drops file in System32 directory
Unsigned PE
Enumerates physical storage devices
Suspicious behavior: RenamesItself
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-18 10:01
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-18 10:01
Reported
2024-06-18 10:03
Platform
win7-20240221-en
Max time kernel
150s
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 |
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bb590898d3b7290762b2976c770b6876_JaffaCakes118.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\bb590898d3b7290762b2976c770b6876_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\bb590898d3b7290762b2976c770b6876_JaffaCakes118.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 | |
| RU | 80.87.201.221:7080 | tcp |
Files
memory/2176-7-0x0000000000220000-0x000000000022F000-memory.dmp
memory/2176-4-0x00000000002E0000-0x00000000002F0000-memory.dmp
memory/2176-0-0x00000000002C0000-0x00000000002D2000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-18 10:01
Reported
2024-06-18 10:03
Platform
win10v2004-20240611-en
Max time kernel
150s
Max time network
149s
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\Windows.Management.Workplace\WMASF.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\Windows.Management.Workplace\WMASF.exe | C:\Users\Admin\AppData\Local\Temp\bb590898d3b7290762b2976c770b6876_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bb590898d3b7290762b2976c770b6876_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bb590898d3b7290762b2976c770b6876_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\Windows.Management.Workplace\WMASF.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3700 wrote to memory of 1264 | N/A | C:\Users\Admin\AppData\Local\Temp\bb590898d3b7290762b2976c770b6876_JaffaCakes118.exe | C:\Windows\SysWOW64\Windows.Management.Workplace\WMASF.exe |
| PID 3700 wrote to memory of 1264 | N/A | C:\Users\Admin\AppData\Local\Temp\bb590898d3b7290762b2976c770b6876_JaffaCakes118.exe | C:\Windows\SysWOW64\Windows.Management.Workplace\WMASF.exe |
| PID 3700 wrote to memory of 1264 | N/A | C:\Users\Admin\AppData\Local\Temp\bb590898d3b7290762b2976c770b6876_JaffaCakes118.exe | C:\Windows\SysWOW64\Windows.Management.Workplace\WMASF.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\bb590898d3b7290762b2976c770b6876_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\bb590898d3b7290762b2976c770b6876_JaffaCakes118.exe"
C:\Windows\SysWOW64\Windows.Management.Workplace\WMASF.exe
"C:\Windows\SysWOW64\Windows.Management.Workplace\WMASF.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 |
| NL | 23.62.61.59:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 17.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 216.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| AU | 202.22.141.45:80 | tcp | |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 224.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.15.31.184.in-addr.arpa | udp |
| FR | 37.187.161.206:8080 | tcp | |
| TH | 202.29.239.162:443 | tcp | |
| RU | 80.87.201.221:7080 | tcp | |
| RO | 82.76.111.249:443 | tcp | |
| US | 216.47.196.104:80 | tcp | |
| US | 8.8.8.8:53 | udp |
Files
memory/3700-0-0x0000000002240000-0x0000000002252000-memory.dmp
memory/3700-7-0x0000000002230000-0x000000000223F000-memory.dmp
memory/3700-4-0x0000000002260000-0x0000000002270000-memory.dmp
C:\Windows\SysWOW64\Windows.Management.Workplace\WMASF.exe
| MD5 | bb590898d3b7290762b2976c770b6876 |
| SHA1 | a6909af74da8ba3ade77e9660618a43f1ee573cd |
| SHA256 | a251b3e35c3ea6f4b66d6d9c42c2dd24e69453c941e6e4119fc7ec985834342c |
| SHA512 | b40ec1db6827e24fc3cd0246b64d5b767a3751836b6d4837885b14f70d080f9ed5784d67804e494a561a26a4adea5f757678863e6412e031b65d309429490f99 |
memory/3700-9-0x0000000000400000-0x00000000004DB000-memory.dmp
memory/1264-10-0x00000000020D0000-0x00000000020E2000-memory.dmp
memory/1264-14-0x00000000020F0000-0x0000000002100000-memory.dmp