Analysis
- max time kernel
149s - max time network
153s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
16/04/2026, 05:59
General
- Target 2026-04-16_97287264e9267b6c871204937f500769_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
- Size 560KB
- Sample260416-gprlfabs5v
- SHA256 bbbdb62a3bb73e060cc74081617914b92511f6e38387fd873b83b034de21e11c
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 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 15 IoCs
- UPX packed file 6 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 9 IoCs
- Suspicious behavior: EnumeratesProcesses 14 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-16_97287264e9267b6c871204937f500769_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-16_97287264e9267b6c871204937f500769_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.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\fcfd9815C:\Windows\Syswow64\fcfd98151⤵
- 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
fcfd9815
memory/3880-31-0x0000000001EE0000-0x0000000001FDE000-memory.dmp
memory/3880-4-0x0000000000010000-0x000000000009C000-memory.dmp
memory/3880-33-0x0000000000010000-0x000000000009C000-memory.dmp
memory/3880-11-0x0000000001EE0000-0x0000000001FDE000-memory.dmp
memory/3880-12-0x0000000000010000-0x000000000009C000-memory.dmp
memory/3880-19-0x0000000001EE0000-0x0000000001FDE000-memory.dmp
memory/3880-24-0x0000000001EE0000-0x0000000001FDE000-memory.dmp
memory/4684-30-0x00000000031C0000-0x00000000032BE000-memory.dmp
memory/4684-0-0x0000000000E80000-0x0000000000F0C000-memory.dmp
memory/4684-10-0x0000000000E80000-0x0000000000F0C000-memory.dmp
memory/4684-40-0x00000000031C0000-0x00000000032BE000-memory.dmp
memory/4684-43-0x00000000031C0000-0x00000000032BE000-memory.dmp
memory/4684-45-0x00000000031C0000-0x00000000032BE000-memory.dmp
memory/4684-47-0x00000000031C0000-0x00000000032BE000-memory.dmp