Analysis
- max time kernel
149s - max time network
158s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
03/05/2026, 12:14
General
- Target 2026-05-03_b47fbe0c9ba4ea34f9607fd53e211688_amadey_coinminer_elex_glassworm_remcos_smoke-loader.exe
- Size 768KB
- Sample260503-pefeesgz3x
- SHA256 aca5eca3fcdea288a098d14fc00cd80a0140f45146e0c968850ce5af9ec691c0
Malware Config
Signatures
- UPX dump on OEP (original entry point) 8 IoCs
- Executes dropped EXE 1 IoCs
- Unexpected DNS network traffic destination 4 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
- Drops file in System32 directory 5 IoCs
- UPX packed file 8 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Drops file in Windows directory 2 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.
- Modifies data under HKEY_USERS 8 IoCs
- Suspicious behavior: EnumeratesProcesses 14 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-03_b47fbe0c9ba4ea34f9607fd53e211688_amadey_coinminer_elex_glassworm_remcos_smoke-loader.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-03_b47fbe0c9ba4ea34f9607fd53e211688_amadey_coinminer_elex_glassworm_remcos_smoke-loader.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\Syswow64\42a04da8C:\Windows\Syswow64\42a04da81⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
42a04da8
memory/1968-4-0x00000000000D0000-0x0000000000159000-memory.dmp
memory/1968-13-0x00000000000D0000-0x0000000000159000-memory.dmp
memory/1968-14-0x0000000000990000-0x00000000009DA000-memory.dmp
memory/1968-29-0x00000000000D0000-0x0000000000159000-memory.dmp
memory/2332-0-0x0000000000B00000-0x0000000000B89000-memory.dmp
memory/2332-10-0x0000000000B00000-0x0000000000B89000-memory.dmp
memory/2332-12-0x0000000000910000-0x000000000095A000-memory.dmp
memory/2332-27-0x0000000000B00000-0x0000000000B89000-memory.dmp
memory/2332-28-0x0000000000910000-0x000000000095A000-memory.dmp
memory/2332-50-0x0000000000B00000-0x0000000000B89000-memory.dmp