Analysis Overview
SHA256
3880ea2e00ecbddfd0377047d5e538b3aa7db05c64b10c817580956909b15372
Threat Level: Known bad
The file 3221f8c881bb67428e6e8e5f557a797a_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Emotet
Blocklisted process makes network request
Drops file in System32 directory
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-09 21:59
Signatures
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-09 21:59
Reported
2024-07-09 22:48
Platform
win10v2004-20240709-en
Max time kernel
149s
Max time network
123s
Command Line
Signatures
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4756 wrote to memory of 2800 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4756 wrote to memory of 2800 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4756 wrote to memory of 2800 | 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\3221f8c881bb67428e6e8e5f557a797a_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3221f8c881bb67428e6e8e5f557a797a_JaffaCakes118.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 74.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
Files
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-09 21:59
Reported
2024-07-09 22:49
Platform
win7-20240708-en
Max time kernel
134s
Max time network
144s
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\Xsfdmgtfvyfinllh\bucxhrgoqttyxqn.tgk | 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\3221f8c881bb67428e6e8e5f557a797a_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3221f8c881bb67428e6e8e5f557a797a_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Xsfdmgtfvyfinllh\bucxhrgoqttyxqn.tgk",oSopsZZyygnze
C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Xsfdmgtfvyfinllh\bucxhrgoqttyxqn.tgk",#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/1708-1-0x0000000010000000-0x0000000010024000-memory.dmp
memory/1708-0-0x0000000000210000-0x0000000000231000-memory.dmp
memory/1708-2-0x0000000010000000-0x0000000010024000-memory.dmp
memory/2744-3-0x0000000010000000-0x0000000010024000-memory.dmp
memory/2752-4-0x0000000010000000-0x0000000010024000-memory.dmp
memory/2752-5-0x0000000010000000-0x0000000010024000-memory.dmp
memory/2752-6-0x0000000010000000-0x0000000010024000-memory.dmp