Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
05/01/2025, 04:26
General
- Target JaffaCakes118_8b6c68e136bc1e084adc817668558bf2.exe
- Size 415KB
- Sample250105-e2rqvstndm
- SHA256 ba075c02a061c96f5604e801215db9118a51a81ab8460c75d73ceac99408786c
Score
10/10
Malware Config
Signatures
- Expiro family
- Expiro, m0yv
Expiro aka m0yv is a multi-functional backdoor written in C++.
- Expiro payload 4 IoCs
- 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.
Processes
-
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8b6c68e136bc1e084adc817668558bf2.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8b6c68e136bc1e084adc817668558bf2.exe"1⤵
- System Location Discovery: System Language Discovery
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 640 -s 2562⤵
- Program crash
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 640 -ip 6401⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/640-0-0x00000000000CB000-0x000000000015E000-memory.dmp
memory/640-1-0x0000000000060000-0x000000000015E000-memory.dmp
memory/640-2-0x00000000000CB000-0x000000000015E000-memory.dmp
memory/640-3-0x0000000000060000-0x000000000015E000-memory.dmp