Analysis
- max time kernel
126s - max time network
127s - platform
windows7_x64 - resource
win7-20240903-en - resource tags
- submitted
06/12/2024, 01:05
General
- Target file.exe
- Size 1.9MB
- Sample241206-bfhdhsxpfp
- SHA256 ce50862f51244b9dce6dbde2bc96fa852cff8ca84b720797894a3f43f4e293ca
Malware Config
Extracted
-
gcleaner
-
92.63.197.221
-
45.91.200.135
Signatures
- GCleaner
GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.
- Gcleaner family
- Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
- Downloads MZ/PE file
- Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
- Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
- Loads dropped DLL 1 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
download[1].htm
Y-Cleaner.exe
memory/2420-19-0x0000000000400000-0x0000000000C62000-memory.dmp
memory/2420-35-0x0000000000400000-0x0000000000C62000-memory.dmp
memory/2420-3-0x0000000000400000-0x0000000000C62000-memory.dmp
memory/2420-6-0x0000000000400000-0x0000000000C62000-memory.dmp
memory/2420-7-0x0000000000400000-0x0000000000C62000-memory.dmp
memory/2420-10-0x0000000000400000-0x0000000000C62000-memory.dmp
memory/2420-12-0x0000000010000000-0x000000001001C000-memory.dmp
memory/2420-16-0x0000000000401000-0x0000000000427000-memory.dmp
memory/2420-17-0x0000000000400000-0x0000000000C62000-memory.dmp
memory/2420-18-0x0000000000400000-0x0000000000C62000-memory.dmp
memory/2420-0-0x0000000000400000-0x0000000000C62000-memory.dmp
memory/2420-20-0x0000000000400000-0x0000000000C62000-memory.dmp
memory/2420-4-0x0000000000400000-0x0000000000C62000-memory.dmp
memory/2420-23-0x0000000000400000-0x0000000000C62000-memory.dmp
memory/2420-21-0x0000000000400000-0x0000000000C62000-memory.dmp
memory/2420-24-0x0000000000400000-0x0000000000C62000-memory.dmp
memory/2420-25-0x0000000000400000-0x0000000000C62000-memory.dmp
memory/2420-2-0x0000000000401000-0x0000000000427000-memory.dmp
memory/2420-30-0x0000000000400000-0x0000000000C62000-memory.dmp
memory/2420-33-0x0000000000400000-0x0000000000C62000-memory.dmp
memory/2420-34-0x0000000000400000-0x0000000000C62000-memory.dmp
memory/2420-22-0x0000000000400000-0x0000000000C62000-memory.dmp
memory/2420-36-0x0000000000400000-0x0000000000C62000-memory.dmp
memory/2420-1-0x0000000077CF0000-0x0000000077CF2000-memory.dmp
memory/2420-47-0x0000000000400000-0x0000000000C62000-memory.dmp