Analysis
- max time kernel
150s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
19/09/2024, 10:21
General
- Target eb20f1cf28652157a9acff905f5dd888_JaffaCakes118.exe
- Size 580KB
- Sample240919-mdwnxatbmd
- SHA256 9ee68a841f629add3a0f8409f8bc54c07bc7d9f1dc76b9315a1b157eb38ce998
Malware Config
Extracted
-
urelas
-
1.234.83.146
-
133.242.129.155
-
218.54.31.226
-
218.54.31.165
Signatures
- Urelas
Urelas is a trojan targeting card games.
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 2 IoCs
- UPX packed file 6 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 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\eb20f1cf28652157a9acff905f5dd888_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\eb20f1cf28652157a9acff905f5dd888_JaffaCakes118.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\vytic.exe"C:\Users\Admin\AppData\Local\Temp\vytic.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\luihr.exe"C:\Users\Admin\AppData\Local\Temp\luihr.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "2⤵
- System Location Discovery: System Language Discovery
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
_uinsey.bat
golfinfo.ini
luihr.exe
vytic.exe
memory/448-25-0x0000000000400000-0x0000000000497000-memory.dmp
memory/448-28-0x00000000001D0000-0x00000000001D1000-memory.dmp
memory/448-31-0x00000000001D0000-0x00000000001D1000-memory.dmp
memory/448-30-0x0000000000400000-0x0000000000497000-memory.dmp
memory/448-32-0x0000000000400000-0x0000000000497000-memory.dmp
memory/448-33-0x0000000000400000-0x0000000000497000-memory.dmp
memory/448-34-0x0000000000400000-0x0000000000497000-memory.dmp
memory/448-35-0x0000000000400000-0x0000000000497000-memory.dmp
memory/4156-14-0x0000000000400000-0x00000000004C0000-memory.dmp
memory/4156-0-0x0000000000400000-0x00000000004C0000-memory.dmp
memory/4424-17-0x0000000000400000-0x00000000004C0000-memory.dmp
memory/4424-12-0x0000000000400000-0x00000000004C0000-memory.dmp
memory/4424-27-0x0000000000400000-0x00000000004C0000-memory.dmp