Analysis
- max time kernel
199s - max time network
220s - platform
windows10-2004_x64 - resource
win10v2004-20231023-en - resource tags
- submitted
28/10/2023, 17:52
General
- Target NEAS.5c0f0962b050399f72bffc051720c165.exe
- Size 195KB
- Sample231028-wf4a7sed34
- SHA256 8cedfb1d7306c80e93b354efbcaf1fb1913ac74079bd36e43f753740a7253ae6
Score
10/10
Malware Config
Extracted
Family
-
urelas
C2
-
218.54.47.76
-
218.54.47.77
-
218.54.47.74
Signatures
- Urelas
Urelas is a trojan targeting card games.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\NEAS.5c0f0962b050399f72bffc051720c165.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.5c0f0962b050399f72bffc051720c165.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\biudfw.exe"C:\Users\Admin\AppData\Local\Temp\biudfw.exe"2⤵
- Executes dropped EXE
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "2⤵
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
biudfw.exe
biudfw.exe
biudfw.exe
golfinfo.ini
sanfdr.bat
memory/2344-0-0x0000000000AB0000-0x0000000000AE7000-memory.dmp
memory/2344-1-0x0000000000AB0000-0x0000000000AE7000-memory.dmp
memory/2344-18-0x0000000000AB0000-0x0000000000AE7000-memory.dmp
memory/4356-16-0x0000000000060000-0x0000000000097000-memory.dmp
memory/4356-20-0x0000000000060000-0x0000000000097000-memory.dmp
memory/4356-22-0x0000000000060000-0x0000000000097000-memory.dmp