Analysis
- max time kernel
146s - max time network
155s - platform
windows11-21h2_x64 - resource
win11-20240730-en - resource tags
- submitted
02/08/2024, 14:37
General
- Target UltimMC/libstdc++-6.dll
- Size 1002KB
- Sample240802-rzb9lsxgrm
- SHA256 f6530962659d0641236a42517a30dc55c4fcb7d30e942c3e820af343798a770d
Score
3/10
Malware Config
Signatures
- 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 3 IoCs
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\UltimMC\libstdc++-6.dll,#11⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\UltimMC\libstdc++-6.dll,#12⤵
- System Location Discovery: System Language Discovery
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 908 -s 4803⤵
- Program crash
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 908 -ip 9081⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/908-1-0x000000006E940000-0x000000006E964000-memory.dmp
memory/908-2-0x0000000064940000-0x0000000064954000-memory.dmp
memory/908-0-0x000000006FC40000-0x000000006FD41000-memory.dmp