Analysis Overview
SHA256
8c52bd98e4ae2a31193f819f1781a4e966f3124212a6b02f88f68051d1493333
Threat Level: Known bad
The file 437a0705bdff9d49e48b892b03a6e49a_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 use of WriteProcessMemory
Suspicious behavior: RenamesItself
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-13 21:49
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-13 21:49
Reported
2024-07-13 21:52
Platform
win7-20240705-en
Max time kernel
130s
Max time network
140s
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 2180 wrote to memory of 2084 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2180 wrote to memory of 2084 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2180 wrote to memory of 2084 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2180 wrote to memory of 2084 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2180 wrote to memory of 2084 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2180 wrote to memory of 2084 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2180 wrote to memory of 2084 | 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\437a0705bdff9d49e48b892b03a6e49a_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\437a0705bdff9d49e48b892b03a6e49a_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/2084-0-0x0000000010000000-0x0000000010023000-memory.dmp
memory/2084-2-0x0000000010000000-0x0000000010023000-memory.dmp
memory/2084-1-0x0000000000150000-0x000000000016F000-memory.dmp
memory/2084-3-0x0000000010000000-0x0000000010023000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-13 21:49
Reported
2024-07-13 21:52
Platform
win10v2004-20240709-en
Max time kernel
148s
Max time network
152s
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\Syyxapibbxja\lkvihscjeap.umb | 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 588 wrote to memory of 1560 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 588 wrote to memory of 1560 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 588 wrote to memory of 1560 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1560 wrote to memory of 1400 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1560 wrote to memory of 1400 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1560 wrote to memory of 1400 | 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\437a0705bdff9d49e48b892b03a6e49a_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\437a0705bdff9d49e48b892b03a6e49a_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Syyxapibbxja\lkvihscjeap.umb",wgSzsh
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.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 | 24.139.73.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 52.111.227.11:443 | tcp | |
| US | 8.8.8.8:53 | 19.58.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
Files
memory/1560-1-0x0000000000DC0000-0x0000000000DDF000-memory.dmp
memory/1560-2-0x0000000010000000-0x0000000010023000-memory.dmp
memory/1560-4-0x0000000010000000-0x0000000010023000-memory.dmp
C:\Windows\SysWOW64\Syyxapibbxja\lkvihscjeap.umb
| MD5 | 437a0705bdff9d49e48b892b03a6e49a |
| SHA1 | 794de25e6547829d5040a3ce926ba14cdb8df56e |
| SHA256 | 8c52bd98e4ae2a31193f819f1781a4e966f3124212a6b02f88f68051d1493333 |
| SHA512 | 58921d0a834cd5cbcfed24bb0d74f6c9f3516e3bfd24670fe04d1a153d12e1cb6afc8b95eb7fd5c06aeb68a9fe60b557613ac1eda02caa733680036ae4d487a6 |