Analysis Overview
SHA256
576d36164021d51e7f94f20227a78ef1ae1197f9a8efe6f1eb25e2ad1c244843
Threat Level: Known bad
The file 3eeca4c4738ed90f1c586e8455c8bc69_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
2024-07-12 21:20
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-12 21:20
Reported
2024-07-12 21:22
Platform
win7-20240708-en
Max time kernel
133s
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\Krtbff\sgpfk.ubm | 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\3eeca4c4738ed90f1c586e8455c8bc69_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3eeca4c4738ed90f1c586e8455c8bc69_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Krtbff\sgpfk.ubm",ZUQHRbKRXNl
C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Krtbff\sgpfk.ubm",#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/1732-0-0x00000000000C0000-0x00000000000DF000-memory.dmp
memory/1732-1-0x0000000010000000-0x0000000010023000-memory.dmp
memory/1732-2-0x0000000010000000-0x0000000010023000-memory.dmp
memory/2380-3-0x0000000010000000-0x0000000010023000-memory.dmp
memory/2376-4-0x0000000010000000-0x0000000010023000-memory.dmp
memory/2376-5-0x0000000010000000-0x0000000010023000-memory.dmp
memory/2376-6-0x0000000010000000-0x0000000010023000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-12 21:20
Reported
2024-07-12 21:22
Platform
win10v2004-20240709-en
Max time kernel
132s
Max time network
96s
Command Line
Signatures
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\Jdhuguwcd\kpaeejws.ytb | 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 556 wrote to memory of 4936 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 556 wrote to memory of 4936 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 556 wrote to memory of 4936 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4936 wrote to memory of 4336 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4936 wrote to memory of 4336 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4936 wrote to memory of 4336 | 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\3eeca4c4738ed90f1c586e8455c8bc69_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3eeca4c4738ed90f1c586e8455c8bc69_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Jdhuguwcd\kpaeejws.ytb",KJSypKTLKb
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 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 25.140.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| 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 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
Files
memory/4936-0-0x00007FFC91F50000-0x00007FFC92145000-memory.dmp
memory/4936-3-0x00007FFC91F50000-0x00007FFC92145000-memory.dmp
C:\Windows\SysWOW64\Jdhuguwcd\kpaeejws.ytb
| MD5 | 3eeca4c4738ed90f1c586e8455c8bc69 |
| SHA1 | 8b68f78cdec8bc1aee6f6dbb52060a2a77773636 |
| SHA256 | 576d36164021d51e7f94f20227a78ef1ae1197f9a8efe6f1eb25e2ad1c244843 |
| SHA512 | 211e5d81e185d8f40e861976d4ce5a73c16e0adb993e41dacf2aeb09bed2e932ca4a29dd1f9a4c40e8ad23befe0245f1bb7097806c6f19c9f9a1ab39d40de7fb |