Analysis
- max time kernel
96s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
31/12/2024, 14:33
General
- Target JaffaCakes118_21f6f27f483c56fcab2908422fcb3ee1.exe
- Size 535KB
- Sample241231-rwvxjsxkdr
- SHA256 68fe4ddf68cd32aa835a4fe1efd4972f6e76be61e50f44aafc7ec8f33e612553
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_21f6f27f483c56fcab2908422fcb3ee1.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_21f6f27f483c56fcab2908422fcb3ee1.exe"1⤵
- System Location Discovery: System Language Discovery
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4128 -s 2842⤵
- Program crash
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4128 -ip 41281⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/4128-0-0x00000000007FB000-0x000000000088E000-memory.dmp
memory/4128-1-0x0000000000770000-0x000000000088E000-memory.dmp
memory/4128-2-0x00000000007FB000-0x000000000088E000-memory.dmp
memory/4128-3-0x0000000000770000-0x000000000088E000-memory.dmp