Analysis
- max time kernel
94s - max time network
145s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
29/09/2024, 00:10
General
- Target fd6b874fdc8af2c9f1e58268933c2695_JaffaCakes118.dll
- Size 1.1MB
- Sample240929-agavdssarj
- SHA256 0ecdc6687f243c45c89552b9be291b6a825384484c52d5019796db4e2b164ac4
Score
7/10
Malware Config
Signatures
- Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
- Loads dropped DLL 2 IoCs
- Drops file in System32 directory 4 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 behavior: LoadsDriver 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\fd6b874fdc8af2c9f1e58268933c2695_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\fd6b874fdc8af2c9f1e58268933c2695_JaffaCakes118.dll,#12⤵
- Checks BIOS information in registry
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
WinIo.dll
memory/4724-0-0x0000000010000000-0x00000000102C9000-memory.dmp
memory/4724-1-0x0000000010000000-0x00000000102C9000-memory.dmp
memory/4724-4-0x0000000010000000-0x00000000102C9000-memory.dmp
memory/4724-3-0x0000000010000000-0x00000000102C9000-memory.dmp
memory/4724-2-0x0000000010000000-0x00000000102C9000-memory.dmp
memory/4724-5-0x0000000010001000-0x0000000010099000-memory.dmp
memory/4724-16-0x0000000010000000-0x00000000102C9000-memory.dmp