Analysis Overview
SHA256
cb2ab3d195e994a9fbd32a4771ca8e953e7fd2d76e8e4a8e1aec46d1f34a0788
Threat Level: Shows suspicious behavior
The file 040331d5f726724353d28ef0a3931aa0_JaffaCakes118 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Executes dropped EXE
Loads dropped DLL
ASPack v2.12-2.42
Deletes itself
Adds Run key to start application
Drops file in System32 directory
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-22 21:56
Signatures
ASPack v2.12-2.42
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-22 21:56
Reported
2024-06-22 21:59
Platform
win10v2004-20240508-en
Max time kernel
140s
Max time network
146s
Command Line
Signatures
ASPack v2.12-2.42
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\1u7.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\1u7.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\1u7 = "C:\\Windows\\SysWOW64\\1u7.exe" | C:\Windows\SysWOW64\1u7.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\1u7 = "C:\\Windows\\SysWOW64\\1u7.exe" | C:\Windows\SysWOW64\1u7.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\1u7.exe | C:\Users\Admin\AppData\Local\Temp\040331d5f726724353d28ef0a3931aa0_JaffaCakes118.exe | N/A |
| File created | C:\Windows\SysWOW64\1u7.exe | C:\Users\Admin\AppData\Local\Temp\040331d5f726724353d28ef0a3931aa0_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 756 wrote to memory of 2384 | N/A | C:\Users\Admin\AppData\Local\Temp\040331d5f726724353d28ef0a3931aa0_JaffaCakes118.exe | C:\Windows\SysWOW64\1u7.exe |
| PID 756 wrote to memory of 2384 | N/A | C:\Users\Admin\AppData\Local\Temp\040331d5f726724353d28ef0a3931aa0_JaffaCakes118.exe | C:\Windows\SysWOW64\1u7.exe |
| PID 756 wrote to memory of 2384 | N/A | C:\Users\Admin\AppData\Local\Temp\040331d5f726724353d28ef0a3931aa0_JaffaCakes118.exe | C:\Windows\SysWOW64\1u7.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\040331d5f726724353d28ef0a3931aa0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\040331d5f726724353d28ef0a3931aa0_JaffaCakes118.exe"
C:\Windows\SysWOW64\1u7.exe
*C:\Users\Admin\AppData\Local\Temp\040331d5f726724353d28ef0a3931aa0_JaffaCakes118.exe
Network
| Country | Destination | Domain | Proto |
| FI | 195.225.176.56:7777 | tcp | |
| FI | 195.225.176.56:7777 | tcp | |
| FI | 195.225.176.56:7777 | tcp | |
| FI | 195.225.176.56:7777 | tcp | |
| FI | 195.225.176.56:7777 | tcp | |
| FI | 195.225.176.56:7777 | tcp | |
| FI | 195.225.176.56:7777 | tcp |
Files
memory/756-3-0x0000000000400000-0x000000000040E000-memory.dmp
C:\Windows\SysWOW64\1u7.exe
| MD5 | 040331d5f726724353d28ef0a3931aa0 |
| SHA1 | 9f67af147872fbeeb4c6ab595b322298a79f7f4f |
| SHA256 | cb2ab3d195e994a9fbd32a4771ca8e953e7fd2d76e8e4a8e1aec46d1f34a0788 |
| SHA512 | ed5beb3deebfa88eb02e74c5bcae45231705eb14fe8d64b0f14c6e6aff47087ed9941a992eea95a76bb68fb133ced8f580ff1f34a3eb6f9ed5e24800f778e1ad |
memory/2384-5-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2384-7-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2384-9-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2384-11-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2384-13-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2384-15-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2384-18-0x0000000000400000-0x000000000040E000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-22 21:56
Reported
2024-06-22 21:59
Platform
win7-20240611-en
Max time kernel
142s
Max time network
152s
Command Line
Signatures
ASPack v2.12-2.42
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\1u7.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\1u7.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\040331d5f726724353d28ef0a3931aa0_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\040331d5f726724353d28ef0a3931aa0_JaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Windows\CurrentVersion\Run\1u7 = "C:\\Windows\\SysWOW64\\1u7.exe" | C:\Windows\SysWOW64\1u7.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\1u7 = "C:\\Windows\\SysWOW64\\1u7.exe" | C:\Windows\SysWOW64\1u7.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\1u7.exe | C:\Users\Admin\AppData\Local\Temp\040331d5f726724353d28ef0a3931aa0_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\1u7.exe | C:\Users\Admin\AppData\Local\Temp\040331d5f726724353d28ef0a3931aa0_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2932 wrote to memory of 2556 | N/A | C:\Users\Admin\AppData\Local\Temp\040331d5f726724353d28ef0a3931aa0_JaffaCakes118.exe | C:\Windows\SysWOW64\1u7.exe |
| PID 2932 wrote to memory of 2556 | N/A | C:\Users\Admin\AppData\Local\Temp\040331d5f726724353d28ef0a3931aa0_JaffaCakes118.exe | C:\Windows\SysWOW64\1u7.exe |
| PID 2932 wrote to memory of 2556 | N/A | C:\Users\Admin\AppData\Local\Temp\040331d5f726724353d28ef0a3931aa0_JaffaCakes118.exe | C:\Windows\SysWOW64\1u7.exe |
| PID 2932 wrote to memory of 2556 | N/A | C:\Users\Admin\AppData\Local\Temp\040331d5f726724353d28ef0a3931aa0_JaffaCakes118.exe | C:\Windows\SysWOW64\1u7.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\040331d5f726724353d28ef0a3931aa0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\040331d5f726724353d28ef0a3931aa0_JaffaCakes118.exe"
C:\Windows\SysWOW64\1u7.exe
*C:\Users\Admin\AppData\Local\Temp\040331d5f726724353d28ef0a3931aa0_JaffaCakes118.exe
Network
| Country | Destination | Domain | Proto |
| FI | 195.225.176.56:7777 | tcp | |
| FI | 195.225.176.56:7777 | tcp | |
| FI | 195.225.176.56:7777 | tcp | |
| FI | 195.225.176.56:7777 | tcp | |
| FI | 195.225.176.56:7777 | tcp | |
| FI | 195.225.176.56:7777 | tcp | |
| FI | 195.225.176.56:7777 | tcp |
Files
\Windows\SysWOW64\1u7.exe
| MD5 | 040331d5f726724353d28ef0a3931aa0 |
| SHA1 | 9f67af147872fbeeb4c6ab595b322298a79f7f4f |
| SHA256 | cb2ab3d195e994a9fbd32a4771ca8e953e7fd2d76e8e4a8e1aec46d1f34a0788 |
| SHA512 | ed5beb3deebfa88eb02e74c5bcae45231705eb14fe8d64b0f14c6e6aff47087ed9941a992eea95a76bb68fb133ced8f580ff1f34a3eb6f9ed5e24800f778e1ad |
memory/2932-7-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2556-9-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2556-11-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2556-13-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2556-15-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2556-18-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2556-20-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2556-22-0x0000000000400000-0x000000000040E000-memory.dmp