Analysis
- max time kernel
149s - max time network
104s - platform
windows11-21h2_x64 - resource
win11-20250610-en - resource tags
- submitted
06/05/2026, 03:59
General
- Target pengu-loader-v1.1.6-setup.exe
- Size 2.5MB
- Sample260506-ej9tqaes9r
- SHA256 dfc9a2b78ad5ad356c82693bc0c53eb9279d171ab8239a089831d1d95bd80e82
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
- 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.
- Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\pengu-loader-v1.1.6-setup.exe"C:\Users\Admin\AppData\Local\Temp\pengu-loader-v1.1.6-setup.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-AMQE3.tmp\pengu-loader-v1.1.6-setup.tmp"C:\Users\Admin\AppData\Local\Temp\is-AMQE3.tmp\pengu-loader-v1.1.6-setup.tmp" /SL5="$60222,1543456,869888,C:\Users\Admin\AppData\Local\Temp\pengu-loader-v1.1.6-setup.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
pengu-loader-v1.1.6-setup.tmp
memory/4896-15-0x0000000000E40000-0x0000000001182000-memory.dmp
memory/4896-21-0x0000000000E40000-0x0000000001182000-memory.dmp
memory/4896-35-0x0000000000E40000-0x0000000001182000-memory.dmp
memory/4896-9-0x0000000000E00000-0x0000000000E01000-memory.dmp
memory/4896-8-0x0000000000E40000-0x0000000001182000-memory.dmp
memory/4896-11-0x0000000000E40000-0x0000000001182000-memory.dmp
memory/4896-13-0x0000000000E40000-0x0000000001182000-memory.dmp
memory/4896-33-0x0000000000E40000-0x0000000001182000-memory.dmp
memory/4896-5-0x0000000000E00000-0x0000000000E01000-memory.dmp
memory/4896-17-0x0000000000E40000-0x0000000001182000-memory.dmp
memory/4896-19-0x0000000000E40000-0x0000000001182000-memory.dmp
memory/4896-23-0x0000000000E40000-0x0000000001182000-memory.dmp
memory/4896-25-0x0000000000E40000-0x0000000001182000-memory.dmp
memory/4896-27-0x0000000000E40000-0x0000000001182000-memory.dmp
memory/4896-29-0x0000000000E40000-0x0000000001182000-memory.dmp
memory/4896-31-0x0000000000E40000-0x0000000001182000-memory.dmp
memory/5148-1-0x0000000000AA0000-0x0000000000B82000-memory.dmp
memory/5148-7-0x0000000000AA0000-0x0000000000B82000-memory.dmp