Analysis Overview
SHA256
b394b0a1d766371125ad6202a806a989459c42778d5e01c5c11233aeab8cdea9
Threat Level: Known bad
The file 371a0dedff35ad7404fc25b22a11c7ff_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: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-11 00:56
Signatures
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-11 00:56
Reported
2024-07-11 00:59
Platform
win10v2004-20240709-en
Max time kernel
140s
Max time network
95s
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\Iwxkixr\ylegbv.mck | 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 2472 wrote to memory of 1048 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2472 wrote to memory of 1048 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2472 wrote to memory of 1048 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1048 wrote to memory of 2744 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1048 wrote to memory of 2744 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1048 wrote to memory of 2744 | 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\371a0dedff35ad7404fc25b22a11c7ff_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\371a0dedff35ad7404fc25b22a11c7ff_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Iwxkixr\ylegbv.mck",Btrx
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 | 64.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.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 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 121.170.16.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
Files
memory/1048-0-0x0000000000A20000-0x0000000000A41000-memory.dmp
memory/1048-1-0x0000000010000000-0x0000000010024000-memory.dmp
memory/1048-3-0x0000000010000000-0x0000000010024000-memory.dmp
C:\Windows\SysWOW64\Iwxkixr\ylegbv.mck
| MD5 | 371a0dedff35ad7404fc25b22a11c7ff |
| SHA1 | d06f0e843de828e8a97bba0f340d06c613c8d68f |
| SHA256 | b394b0a1d766371125ad6202a806a989459c42778d5e01c5c11233aeab8cdea9 |
| SHA512 | 2f152d7d729e1ca2392afc62466b712810434d9505b9d9b43ca801e2c732063bce6869cf6b8f45692ca9e1934a08338616af233530b1c8e49e0b40e435d8cfa5 |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-11 00:56
Reported
2024-07-11 00:59
Platform
win7-20240704-en
Max time kernel
134s
Max time network
143s
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\Qbvlyr\szptj.apr | 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\371a0dedff35ad7404fc25b22a11c7ff_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\371a0dedff35ad7404fc25b22a11c7ff_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Qbvlyr\szptj.apr",gTamHsOwCSb
C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Qbvlyr\szptj.apr",#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/1736-0-0x0000000000660000-0x0000000000681000-memory.dmp
memory/1736-1-0x0000000010000000-0x0000000010024000-memory.dmp
memory/1736-2-0x0000000010000000-0x0000000010024000-memory.dmp
memory/840-3-0x0000000010000000-0x0000000010024000-memory.dmp
memory/1760-4-0x0000000010000000-0x0000000010024000-memory.dmp
memory/1760-5-0x0000000010000000-0x0000000010024000-memory.dmp
memory/1760-6-0x0000000010000000-0x0000000010024000-memory.dmp