Analysis
- max time kernel
149s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
03/08/2026, 00:42
General
- Target 2026-08-02_2288ea057bcabc2074e40db1df178418_elex_maze_remcos.exe
- Size 49.6MB
- Sample260803-a2jm2aaa49
- SHA256 ccdf1b2a710dd3f5b202cd6b2a0ff10e28c70ac6e0dec76347b1876be1cfab1a
Score
9/10
Malware Config
Signatures
- Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers 1 IoCs
- Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
- Loads dropped DLL 1 IoCs
- Checks whether UAC is enabled 1 TTPs 1 IoCs
- Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
- 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.
- Modifies Internet Explorer settings 1 TTPs 2 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-02_2288ea057bcabc2074e40db1df178418_elex_maze_remcos.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-02_2288ea057bcabc2074e40db1df178418_elex_maze_remcos.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Loads dropped DLL
- Checks whether UAC is enabled
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
QBInstaller.dll
memory/1452-2-0x000000006FFF0000-0x0000000070000000-memory.dmp
memory/1452-1-0x000000006FFF0000-0x0000000070000000-memory.dmp
memory/1452-0-0x000000006FFF0000-0x0000000070000000-memory.dmp
memory/1452-16-0x0000000002B50000-0x0000000002B51000-memory.dmp
memory/1452-113-0x0000000002B50000-0x0000000002B51000-memory.dmp
memory/1452-112-0x00000000753A0000-0x00000000755B5000-memory.dmp
memory/1452-125-0x00000000753A0000-0x00000000755B5000-memory.dmp