Analysis
- max time kernel
149s - max time network
132s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
15/04/2026, 08:04
General
- Target 2026-04-15_c490d0fcd148bd61c6e2f0636905f5e9_amadey_coinminer_elex_glassworm_kwampirs_mafia_remcos_smoke-loader.exe
- Size 1024KB
- Sample260415-jyfxeact41
- SHA256 026be423b43e5c3a45d62918e869be686437147796281544c5149f225cde1eac
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\2026-04-15_c490d0fcd148bd61c6e2f0636905f5e9_amadey_coinminer_elex_glassworm_kwampirs_mafia_remcos_smoke-loader.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-15_c490d0fcd148bd61c6e2f0636905f5e9_amadey_coinminer_elex_glassworm_kwampirs_mafia_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\d4252248C:\Windows\Syswow64\d42522481⤵
- 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
d4252248
memory/3356-3-0x0000000000E80000-0x0000000000F09000-memory.dmp
memory/3356-12-0x0000000000E80000-0x0000000000F09000-memory.dmp
memory/3356-22-0x0000000000E80000-0x0000000000F09000-memory.dmp
memory/4560-0-0x0000000000BD0000-0x0000000000C59000-memory.dmp
memory/4560-10-0x0000000000BD0000-0x0000000000C59000-memory.dmp
memory/4560-21-0x0000000000BD0000-0x0000000000C59000-memory.dmp
memory/4560-39-0x0000000000BD0000-0x0000000000C59000-memory.dmp
memory/4560-40-0x0000000003750000-0x000000000384E000-memory.dmp
memory/4560-46-0x0000000003750000-0x000000000384E000-memory.dmp