Analysis
- max time kernel
150s - max time network
142s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
18/08/2024, 05:09
General
- Target d4ecbe36b3a3d4b36eb793716fdfe58f662b34007a101ada29d78d62f0649cc5.exe
- Size 6.5MB
- Sample240818-ftbkcaxcng
- SHA256 d4ecbe36b3a3d4b36eb793716fdfe58f662b34007a101ada29d78d62f0649cc5
Malware Config
Extracted
-
urelas
-
218.54.31.165
-
218.54.31.226
Signatures
- Urelas
Urelas is a trojan targeting card games.
- Checks computer location settings 2 TTPs 3 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 3 IoCs
- UPX packed file 3 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 6 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 30 IoCs
- Suspicious use of WriteProcessMemory 15 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\d4ecbe36b3a3d4b36eb793716fdfe58f662b34007a101ada29d78d62f0649cc5.exe"C:\Users\Admin\AppData\Local\Temp\d4ecbe36b3a3d4b36eb793716fdfe58f662b34007a101ada29d78d62f0649cc5.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\cucos.exe"C:\Users\Admin\AppData\Local\Temp\cucos.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\wyfyov.exe"C:\Users\Admin\AppData\Local\Temp\wyfyov.exe" OK3⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\ziybf.exe"C:\Users\Admin\AppData\Local\Temp\ziybf.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_vslite.bat" "4⤵
- System Location Discovery: System Language Discovery
-
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_vslite.bat" "2⤵
- System Location Discovery: System Language Discovery
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
_vslite.bat
_vslite.bat
cucos.exe
gbp.ini
golfinfo.ini
ziybf.exe
memory/60-32-0x0000000002A60000-0x0000000002A61000-memory.dmp
memory/60-31-0x0000000002A30000-0x0000000002A31000-memory.dmp
memory/60-30-0x0000000000FA0000-0x0000000000FA1000-memory.dmp
memory/60-33-0x0000000002A70000-0x0000000002A71000-memory.dmp
memory/60-34-0x0000000002A80000-0x0000000002A81000-memory.dmp
memory/60-29-0x0000000000F90000-0x0000000000F91000-memory.dmp
memory/60-25-0x0000000000400000-0x0000000000EEC000-memory.dmp
memory/60-35-0x0000000002A90000-0x0000000002A91000-memory.dmp
memory/60-36-0x0000000000400000-0x0000000000EEC000-memory.dmp
memory/60-48-0x0000000000400000-0x0000000000EEC000-memory.dmp
memory/60-39-0x0000000000400000-0x0000000000EEC000-memory.dmp
memory/60-40-0x0000000000400000-0x0000000000EEC000-memory.dmp
memory/1264-57-0x0000000000400000-0x0000000000EEC000-memory.dmp
memory/1264-50-0x0000000000F40000-0x0000000000F41000-memory.dmp
memory/1264-73-0x0000000000400000-0x0000000000EEC000-memory.dmp
memory/1264-59-0x0000000000400000-0x0000000000EEC000-memory.dmp
memory/1264-51-0x0000000000F50000-0x0000000000F51000-memory.dmp
memory/1264-52-0x0000000000FB0000-0x0000000000FB1000-memory.dmp
memory/1264-53-0x0000000000FF0000-0x0000000000FF1000-memory.dmp
memory/1264-54-0x0000000001000000-0x0000000001001000-memory.dmp
memory/1264-55-0x0000000001010000-0x0000000001011000-memory.dmp
memory/1264-56-0x0000000001020000-0x0000000001021000-memory.dmp
memory/3052-11-0x0000000000400000-0x0000000000EEC000-memory.dmp
memory/3052-4-0x0000000002B20000-0x0000000002B21000-memory.dmp
memory/3052-0-0x0000000000400000-0x0000000000EEC000-memory.dmp
memory/3052-7-0x0000000002C90000-0x0000000002C91000-memory.dmp
memory/3052-27-0x0000000000526000-0x000000000087A000-memory.dmp
memory/3052-6-0x0000000002C50000-0x0000000002C51000-memory.dmp
memory/3052-5-0x0000000002B30000-0x0000000002B31000-memory.dmp
memory/3052-8-0x0000000002CA0000-0x0000000002CA1000-memory.dmp
memory/3052-14-0x0000000000400000-0x0000000000EEC000-memory.dmp
memory/3052-2-0x0000000001020000-0x0000000001021000-memory.dmp
memory/3052-1-0x0000000000526000-0x000000000087A000-memory.dmp
memory/3052-26-0x0000000000400000-0x0000000000EEC000-memory.dmp
memory/3052-3-0x0000000002B10000-0x0000000002B11000-memory.dmp
memory/5100-72-0x0000000000400000-0x0000000000599000-memory.dmp
memory/5100-76-0x0000000000400000-0x0000000000599000-memory.dmp