Analysis Overview
SHA256
4c7d6a382214ce168e936f250698e6e67607fb8b419ed02bde62cd8bb6413004
Threat Level: Known bad
The file 37508d924dfa7bd3551077a0a6e1a8c1_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
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious behavior: RenamesItself
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-11 02:11
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-11 02:11
Reported
2024-07-11 02:14
Platform
win7-20240704-en
Max time kernel
148s
Max time network
148s
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 |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\Pjyst\iacc.wqm | C:\Windows\SysWOW64\rundll32.exe | N/A |
Enumerates physical storage devices
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 behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\37508d924dfa7bd3551077a0a6e1a8c1_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\37508d924dfa7bd3551077a0a6e1a8c1_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Pjyst\iacc.wqm",knVKBqvqqQ
C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Pjyst\iacc.wqm",#1
Network
| Country | Destination | Domain | Proto |
| RO | 84.232.229.24:80 | tcp | |
| RO | 84.232.229.24:80 | tcp | |
| FR | 51.255.203.164:8080 | tcp | |
| FR | 51.255.203.164:8080 | tcp | |
| DE | 217.160.169.110:8080 | tcp | |
| DE | 217.160.169.110:8080 | tcp |
Files
memory/2120-0-0x00000000002A0000-0x000000000033E000-memory.dmp
memory/2120-1-0x0000000000250000-0x0000000000277000-memory.dmp
memory/2120-2-0x00000000002A1000-0x0000000000304000-memory.dmp
memory/2696-5-0x0000000001FF0000-0x000000000208E000-memory.dmp
memory/2120-4-0x00000000002A1000-0x0000000000304000-memory.dmp
memory/2120-3-0x00000000002A0000-0x000000000033E000-memory.dmp
memory/2696-7-0x0000000001FF1000-0x0000000002054000-memory.dmp
memory/2696-6-0x0000000001FF0000-0x000000000208E000-memory.dmp
memory/2824-8-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2824-9-0x0000000000400000-0x000000000049E000-memory.dmp
memory/2824-11-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2824-14-0x0000000000400000-0x000000000049E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-11 02:11
Reported
2024-07-11 02:14
Platform
win10v2004-20240709-en
Max time kernel
143s
Max time network
147s
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 |
Loads dropped DLL
| 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 |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\Azfdnyknwez\zhojfubvoq.rvl | C:\Windows\SysWOW64\rundll32.exe | N/A |
Enumerates physical storage devices
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 |
| 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 |
| 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: 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 4148 wrote to memory of 1844 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4148 wrote to memory of 1844 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4148 wrote to memory of 1844 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1844 wrote to memory of 4008 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1844 wrote to memory of 4008 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1844 wrote to memory of 4008 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4008 wrote to memory of 2028 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4008 wrote to memory of 2028 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4008 wrote to memory of 2028 | 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\37508d924dfa7bd3551077a0a6e1a8c1_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\37508d924dfa7bd3551077a0a6e1a8c1_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Azfdnyknwez\zhojfubvoq.rvl",ecZXcZyLChItZt
C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Azfdnyknwez\zhojfubvoq.rvl",#1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 8.8.8.8:53 | 22.160.190.20.in-addr.arpa | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.99.105.20.in-addr.arpa | udp |
| RO | 84.232.229.24:80 | tcp | |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| FR | 51.255.203.164:8080 | tcp | |
| DE | 217.160.169.110:8080 | tcp | |
| ES | 185.183.16.47:80 | tcp | |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
| CL | 190.45.24.210:80 | tcp | |
| MX | 187.162.248.237:80 | tcp |
Files
memory/1844-0-0x0000000000FC0000-0x0000000000FE7000-memory.dmp
memory/1844-1-0x0000000000400000-0x0000000000424000-memory.dmp
memory/1844-3-0x0000000000400000-0x0000000000424000-memory.dmp
C:\Windows\SysWOW64\Azfdnyknwez\zhojfubvoq.rvl
| MD5 | 37508d924dfa7bd3551077a0a6e1a8c1 |
| SHA1 | 43dc773958bb8842530ff6b0138af4359dec4fdd |
| SHA256 | 4c7d6a382214ce168e936f250698e6e67607fb8b419ed02bde62cd8bb6413004 |
| SHA512 | d58ac138d512bde8609a45e8b6d4f7c86e822e53fba7dab80bdbc903265c135d7646abc5d6108b41e36d5b6570d846c7f3b27b111968e122cf824e4d2a8a59a0 |
memory/1844-2-0x0000000000400000-0x000000000049E000-memory.dmp
memory/4008-5-0x0000000000400000-0x000000000049E000-memory.dmp
memory/4008-7-0x0000000000400000-0x000000000049E000-memory.dmp
memory/2028-9-0x0000000000400000-0x000000000049E000-memory.dmp
memory/2028-10-0x0000000000400000-0x000000000049E000-memory.dmp
memory/2028-11-0x0000000000400000-0x000000000049E000-memory.dmp
memory/2028-13-0x0000000000400000-0x000000000049E000-memory.dmp