Analysis Overview
SHA256
985505480bcb96488f2332798797afc7b01e9e4e7f4c55d1962019d35c864ef5
Threat Level: Known bad
The file 3f8fab643bae4135cf01556a0a0f691e_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Emotet
Blocklisted process makes network request
Loads dropped DLL
Drops file in System32 directory
Enumerates physical storage devices
Suspicious behavior: RenamesItself
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-13 00:53
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-13 00:53
Reported
2024-07-13 00:56
Platform
win7-20240705-en
Max time kernel
148s
Max time network
149s
Command Line
Signatures
Emotet
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2976 wrote to memory of 2200 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2976 wrote to memory of 2200 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2976 wrote to memory of 2200 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2976 wrote to memory of 2200 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2976 wrote to memory of 2200 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2976 wrote to memory of 2200 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2976 wrote to memory of 2200 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3f8fab643bae4135cf01556a0a0f691e_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3f8fab643bae4135cf01556a0a0f691e_JaffaCakes118.dll,#1
Network
| Country | Destination | Domain | Proto |
| AR | 190.55.186.229:80 | tcp | |
| AR | 190.55.186.229:80 | tcp | |
| TH | 203.157.152.9:7080 | tcp | |
| TH | 203.157.152.9:7080 | tcp | |
| SG | 157.245.145.87:443 | tcp | |
| SG | 157.245.145.87:443 | tcp |
Files
memory/2200-0-0x0000000000170000-0x000000000018F000-memory.dmp
memory/2200-1-0x0000000010000000-0x0000000010023000-memory.dmp
memory/2200-2-0x0000000010000000-0x0000000010023000-memory.dmp
memory/2200-3-0x0000000010000000-0x0000000010023000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-13 00:53
Reported
2024-07-13 00:56
Platform
win10v2004-20240709-en
Max time kernel
133s
Max time network
139s
Command Line
Signatures
Emotet
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\Adayexmnuz\cxypbbxoi.vnd | C:\Windows\SysWOW64\rundll32.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4924 wrote to memory of 544 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4924 wrote to memory of 544 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4924 wrote to memory of 544 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 544 wrote to memory of 3568 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 544 wrote to memory of 3568 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 544 wrote to memory of 3568 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3f8fab643bae4135cf01556a0a0f691e_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3f8fab643bae4135cf01556a0a0f691e_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Adayexmnuz\cxypbbxoi.vnd",IDrAJBEVyha
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 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| 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 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
Files
memory/544-0-0x0000000000510000-0x000000000052F000-memory.dmp
memory/544-1-0x0000000010000000-0x0000000010023000-memory.dmp
C:\Windows\SysWOW64\Adayexmnuz\cxypbbxoi.vnd
| MD5 | 3f8fab643bae4135cf01556a0a0f691e |
| SHA1 | ccffb7cc4573600d740e17096981c04975603429 |
| SHA256 | 985505480bcb96488f2332798797afc7b01e9e4e7f4c55d1962019d35c864ef5 |
| SHA512 | 4f518e82183a185f0d1e8d90fc62cb5cfea9bd532d4ba0d52c149042f8031e242e4670a6fd86db155b6e3ae748ace5a4f58ff8d42dfcde128293a1f0019d1e1f |
memory/544-3-0x0000000010000000-0x0000000010023000-memory.dmp