Analysis Overview
SHA256
ef8d6fb4b842c10688f48506482656bc2dc6f383809e2055c5a62b589d1cce66
Threat Level: Likely malicious
The file e36575fe8a6ea4cfbd22593052f360ae_JaffaCakes118 was found to be: Likely malicious.
Malicious Activity Summary
Sets service image path in registry
Deletes itself
Executes dropped EXE
Drops file in System32 directory
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-06 22:08
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-06 22:08
Reported
2024-04-06 22:12
Platform
win7-20240221-en
Max time kernel
122s
Max time network
144s
Command Line
Signatures
Sets service image path in registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\632554BC\ImagePath = "C:\\Windows\\system32\\4F110C58.EXE -a" | C:\Users\Admin\AppData\Local\Temp\e36575fe8a6ea4cfbd22593052f360ae_JaffaCakes118.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\4F110C58.EXE | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\4F110C58.EXE | C:\Users\Admin\AppData\Local\Temp\e36575fe8a6ea4cfbd22593052f360ae_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\4F110C58.EXE | C:\Users\Admin\AppData\Local\Temp\e36575fe8a6ea4cfbd22593052f360ae_JaffaCakes118.exe | N/A |
| File created | C:\Windows\SysWOW64\4F110C58.EXE | C:\Windows\SysWOW64\4F110C58.EXE | N/A |
| File created | C:\Windows\SysWOW64\delme.bat | C:\Users\Admin\AppData\Local\Temp\e36575fe8a6ea4cfbd22593052f360ae_JaffaCakes118.exe | N/A |
| File created | C:\Windows\SysWOW64\6C8F6E52.DLL | C:\Windows\SysWOW64\4F110C58.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e36575fe8a6ea4cfbd22593052f360ae_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\4F110C58.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\4F110C58.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\4F110C58.EXE | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2640 wrote to memory of 2492 | N/A | C:\Users\Admin\AppData\Local\Temp\e36575fe8a6ea4cfbd22593052f360ae_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2640 wrote to memory of 2492 | N/A | C:\Users\Admin\AppData\Local\Temp\e36575fe8a6ea4cfbd22593052f360ae_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2640 wrote to memory of 2492 | N/A | C:\Users\Admin\AppData\Local\Temp\e36575fe8a6ea4cfbd22593052f360ae_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2640 wrote to memory of 2492 | N/A | C:\Users\Admin\AppData\Local\Temp\e36575fe8a6ea4cfbd22593052f360ae_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\e36575fe8a6ea4cfbd22593052f360ae_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e36575fe8a6ea4cfbd22593052f360ae_JaffaCakes118.exe"
C:\Windows\SysWOW64\4F110C58.EXE
C:\Windows\SysWOW64\4F110C58.EXE -a
C:\Windows\SysWOW64\cmd.exe
cmd /c C:\Windows\system32\delme.bat
Network
Files
memory/2640-0-0x0000000000400000-0x0000000000418000-memory.dmp
C:\Windows\SysWOW64\4F110C58.EXE
| MD5 | e36575fe8a6ea4cfbd22593052f360ae |
| SHA1 | 1457fe3e6205b4d6e06d0666439a5ba1f2d88d9c |
| SHA256 | ef8d6fb4b842c10688f48506482656bc2dc6f383809e2055c5a62b589d1cce66 |
| SHA512 | d8ac50f5c31661a3ba0bafd3551932ee5b0469bcd70d1182c26183ddff6181e0ebb0d51afed6f9658af65a2129ddd36c949e65470da78bc8377a750605383483 |
memory/2592-5-0x0000000000230000-0x0000000000270000-memory.dmp
memory/2592-3-0x0000000000400000-0x0000000000418000-memory.dmp
C:\Windows\SysWOW64\delme.bat
| MD5 | 30746eeec4f3fe6c38ffe918289bd676 |
| SHA1 | 8979a9a0c15445ea109dc23c34c3be0b285b3cc8 |
| SHA256 | 12f0796c02158df416927fb6589d1bff3c0744e94a863216b972813abcfe4ff8 |
| SHA512 | d65be7dc30a388e1549cc1bf77adebacd435687daee7561a26542cb86d776c7dfbfafffcccc941fdc2f66446c5fc60ecf0ac6418094d3cf43b69b26f1f734815 |
memory/2592-15-0x0000000000400000-0x0000000000418000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-06 22:08
Reported
2024-04-06 22:11
Platform
win10v2004-20240226-en
Max time kernel
92s
Max time network
94s
Command Line
Signatures
Sets service image path in registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\A6734928\ImagePath = "C:\\Windows\\system32\\E9AFBE1C.EXE -a" | C:\Users\Admin\AppData\Local\Temp\e36575fe8a6ea4cfbd22593052f360ae_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\E9AFBE1C.EXE | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\delme.bat | C:\Users\Admin\AppData\Local\Temp\e36575fe8a6ea4cfbd22593052f360ae_JaffaCakes118.exe | N/A |
| File created | C:\Windows\SysWOW64\F02008C8.DLL | C:\Windows\SysWOW64\E9AFBE1C.EXE | N/A |
| File created | C:\Windows\SysWOW64\E9AFBE1C.EXE | C:\Users\Admin\AppData\Local\Temp\e36575fe8a6ea4cfbd22593052f360ae_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\E9AFBE1C.EXE | C:\Users\Admin\AppData\Local\Temp\e36575fe8a6ea4cfbd22593052f360ae_JaffaCakes118.exe | N/A |
| File created | C:\Windows\SysWOW64\E9AFBE1C.EXE | C:\Windows\SysWOW64\E9AFBE1C.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e36575fe8a6ea4cfbd22593052f360ae_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e36575fe8a6ea4cfbd22593052f360ae_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\E9AFBE1C.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\E9AFBE1C.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\E9AFBE1C.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\E9AFBE1C.EXE | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4704 wrote to memory of 3828 | N/A | C:\Users\Admin\AppData\Local\Temp\e36575fe8a6ea4cfbd22593052f360ae_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4704 wrote to memory of 3828 | N/A | C:\Users\Admin\AppData\Local\Temp\e36575fe8a6ea4cfbd22593052f360ae_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4704 wrote to memory of 3828 | N/A | C:\Users\Admin\AppData\Local\Temp\e36575fe8a6ea4cfbd22593052f360ae_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\e36575fe8a6ea4cfbd22593052f360ae_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e36575fe8a6ea4cfbd22593052f360ae_JaffaCakes118.exe"
C:\Windows\SysWOW64\E9AFBE1C.EXE
C:\Windows\SysWOW64\E9AFBE1C.EXE -a
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c C:\Windows\system32\delme.bat
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.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 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 17.83.221.88.in-addr.arpa | udp |
Files
memory/4704-0-0x0000000000400000-0x0000000000418000-memory.dmp
C:\Windows\SysWOW64\E9AFBE1C.EXE
| MD5 | e36575fe8a6ea4cfbd22593052f360ae |
| SHA1 | 1457fe3e6205b4d6e06d0666439a5ba1f2d88d9c |
| SHA256 | ef8d6fb4b842c10688f48506482656bc2dc6f383809e2055c5a62b589d1cce66 |
| SHA512 | d8ac50f5c31661a3ba0bafd3551932ee5b0469bcd70d1182c26183ddff6181e0ebb0d51afed6f9658af65a2129ddd36c949e65470da78bc8377a750605383483 |
memory/1936-4-0x0000000000400000-0x0000000000418000-memory.dmp
memory/4704-8-0x0000000000400000-0x0000000000418000-memory.dmp
C:\Windows\SysWOW64\delme.bat
| MD5 | 30746eeec4f3fe6c38ffe918289bd676 |
| SHA1 | 8979a9a0c15445ea109dc23c34c3be0b285b3cc8 |
| SHA256 | 12f0796c02158df416927fb6589d1bff3c0744e94a863216b972813abcfe4ff8 |
| SHA512 | d65be7dc30a388e1549cc1bf77adebacd435687daee7561a26542cb86d776c7dfbfafffcccc941fdc2f66446c5fc60ecf0ac6418094d3cf43b69b26f1f734815 |
memory/1936-10-0x0000000000400000-0x0000000000418000-memory.dmp