Analysis
- max time kernel
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
14/10/2026, 12:20
General
- Target jaffacakes118_Virus.Win32.Nimnul.a.exe
- Size 132KB
- Sample261014-ph62jscy51
- SHA256 b0cba1a43ee855800a6fc5e2575f0516d2f8fec217e6aa9c65f08f6d32da160c
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
- UPX packed file 3 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Program crash 1 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Virus.Win32.Nimnul.a.exe"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Virus.Win32.Nimnul.a.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Virus.Win32.Nimnul.amgr.exeC:\Users\Admin\AppData\Local\Temp\jaffacakes118_Virus.Win32.Nimnul.amgr.exe2⤵
- Executes dropped EXE
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2960 -s 3043⤵
- Program crash
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 352 -p 2960 -ip 29601⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
jaffacakes118_Virus.Win32.Nimnul.amgr.exe
memory/436-0-0x0000000000400000-0x0000000000424000-memory.dmp
memory/436-9-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2960-5-0x0000000000400000-0x000000000045B000-memory.dmp
memory/2960-7-0x00000000006E0000-0x00000000006E1000-memory.dmp
memory/2960-8-0x0000000000400000-0x000000000045B000-memory.dmp