Analysis Overview
SHA256
5934dcc28514b15d90ce20b28767d3f98a6892a1eff190e81fdc7e334353c6fb
Threat Level: Known bad
The file 0c97884b7d9aedf36ee183ff8d5cebb9_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Ramnit
Loads dropped DLL
UPX packed file
Executes dropped EXE
Drops file in System32 directory
Program crash
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-06-25 04:41
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-25 04:41
Reported
2024-06-25 04:44
Platform
win7-20240611-en
Max time kernel
117s
Max time network
123s
Command Line
Signatures
Ramnit
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32mgr.exe | N/A |
Loads dropped DLL
| 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\rundll32mgr.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32mgr.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\rundll32mgr.exe | C:\Windows\SysWOW64\rundll32.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32mgr.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0c97884b7d9aedf36ee183ff8d5cebb9_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0c97884b7d9aedf36ee183ff8d5cebb9_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32mgr.exe
C:\Windows\SysWOW64\rundll32mgr.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2420 -s 240
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2180 -s 148
Network
Files
memory/2420-1-0x0000000066E00000-0x0000000066E70000-memory.dmp
\Windows\SysWOW64\rundll32mgr.exe
| MD5 | 609c9eadac4c1cc48b5f89be6c36e276 |
| SHA1 | f047b565fdb73d5b75ffaed7b2faa335e82b3514 |
| SHA256 | e982967b3a8613149cd29d659a4b4aa6241ef8e4f124458785220e76e8b18325 |
| SHA512 | 246dab455d7b7661126e79bb9b1b2aee2fee26790b8fde0779d529cfceb295b9df2fb5aca2da1ab3d52f22b4157a46ea8b164e7aa02e842aca2cd27076d85fb5 |
memory/2180-9-0x0000000000400000-0x0000000000451000-memory.dmp
\Users\Admin\AppData\Local\Temp\~TM5FBC.tmp
| MD5 | d124f55b9393c976963407dff51ffa79 |
| SHA1 | 2c7bbedd79791bfb866898c85b504186db610b5d |
| SHA256 | ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef |
| SHA512 | 278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06 |
\Users\Admin\AppData\Local\Temp\~TM6069.tmp
| MD5 | 9b98d47916ead4f69ef51b56b0c2323c |
| SHA1 | 290a80b4ded0efc0fd00816f373fcea81a521330 |
| SHA256 | 96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b |
| SHA512 | 68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94 |
memory/2180-16-0x0000000000400000-0x0000000000451000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-25 04:41
Reported
2024-06-25 04:44
Platform
win10v2004-20240508-en
Max time kernel
51s
Max time network
51s
Command Line
Signatures
Ramnit
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32mgr.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32mgr.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\rundll32mgr.exe | C:\Windows\SysWOW64\rundll32.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32mgr.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1368 wrote to memory of 4900 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1368 wrote to memory of 4900 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1368 wrote to memory of 4900 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4900 wrote to memory of 1100 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32mgr.exe |
| PID 4900 wrote to memory of 1100 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32mgr.exe |
| PID 4900 wrote to memory of 1100 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\rundll32mgr.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0c97884b7d9aedf36ee183ff8d5cebb9_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0c97884b7d9aedf36ee183ff8d5cebb9_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32mgr.exe
C:\Windows\SysWOW64\rundll32mgr.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1100 -ip 1100
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4900 -ip 4900
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1100 -s 468
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4900 -s 688
Network
Files
memory/4900-0-0x0000000066E00000-0x0000000066E70000-memory.dmp
C:\Windows\SysWOW64\rundll32mgr.exe
| MD5 | 609c9eadac4c1cc48b5f89be6c36e276 |
| SHA1 | f047b565fdb73d5b75ffaed7b2faa335e82b3514 |
| SHA256 | e982967b3a8613149cd29d659a4b4aa6241ef8e4f124458785220e76e8b18325 |
| SHA512 | 246dab455d7b7661126e79bb9b1b2aee2fee26790b8fde0779d529cfceb295b9df2fb5aca2da1ab3d52f22b4157a46ea8b164e7aa02e842aca2cd27076d85fb5 |
memory/1100-5-0x0000000000400000-0x0000000000451000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\~TM44AA.tmp
| MD5 | 4f3387277ccbd6d1f21ac5c07fe4ca68 |
| SHA1 | e16506f662dc92023bf82def1d621497c8ab5890 |
| SHA256 | 767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac |
| SHA512 | 9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219 |
memory/4900-10-0x0000000066E00000-0x0000000066E70000-memory.dmp