Analysis
- max time kernel
149s - max time network
153s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
17/04/2026, 03:30
General
- Target 2026-04-17_3793ddb56eb994b5e13ad4d2f2beefa9_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe
- Size 832KB
- Sample260417-d2p2lahs8x
- SHA256 ee64ee144812acf2a9f4640c6615e5d87275ac9e97c8ec1a7fb7a85e13ef5978
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
- Detection of Cryptolocker Samples 1 IoCs
- 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 5 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\2026-04-17_3793ddb56eb994b5e13ad4d2f2beefa9_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-17_3793ddb56eb994b5e13ad4d2f2beefa9_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.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\361e5cf1C:\Windows\Syswow64\361e5cf11⤵
- 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
361e5cf1
memory/3492-3-0x0000000000920000-0x00000000009AC000-memory.dmp
memory/3492-11-0x0000000002450000-0x00000000024B4000-memory.dmp
memory/3492-12-0x0000000000920000-0x00000000009AC000-memory.dmp
memory/3492-34-0x0000000000920000-0x00000000009AC000-memory.dmp
memory/3968-0-0x0000000000BF0000-0x0000000000C7C000-memory.dmp
memory/3968-10-0x0000000000BF0000-0x0000000000C7C000-memory.dmp
memory/3968-27-0x00000000034E0000-0x0000000003544000-memory.dmp