Analysis
- max time kernel
149s - max time network
157s - platform
windows10-2004_x64 - resource
win10v2004-20250619-en - resource tags
- submitted
11/05/2026, 22:52
General
- Target Ransomware/Birele.exe
- Size 116KB
- Sample260511-2tm42abt9v
- SHA256 b2dcfdf9e7b09f2aa5004668370e77982963ace820e7285b2e264a294441da23
Score
10/10
Malware Config
Signatures
- Modifies WinLogon for persistence 2 TTPs 1 IoCs
- Impair Defenses: Safe Mode Boot 1 TTPs 6 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- UPX packed file 4 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Kills process with taskkill 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Ransomware\Birele.exe"C:\Users\Admin\AppData\Local\Temp\Ransomware\Birele.exe"1⤵
- Modifies WinLogon for persistence
- Impair Defenses: Safe Mode Boot
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\taskkill.exetaskkill /F /IM explorer.exe2⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v16
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Downloads
memory/2932-0-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2932-1-0x0000000000580000-0x0000000000586000-memory.dmp
memory/2932-2-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2932-4-0x0000000000418000-0x0000000000425000-memory.dmp
memory/2932-5-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2932-6-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2932-7-0x0000000000418000-0x0000000000425000-memory.dmp