Analysis
- max time kernel
149s - max time network
152s - platform
windows11-21h2_x64 - resource
win11-20251015-en - resource tags
- submitted
08/12/2025, 03:48
General
- Target 2025-12-08_270adba6846f5d55ae05ba460b625c1e_elex_rhadamanthys_smoke-loader_stop_tofsee.exe
- Size 510KB
- Sample251208-ec3f3aspfx
- SHA256 689228a6bd491f11b527c45b5f83ef12d503da40daf2f55440f4e4cb76c8a1a5
Malware Config
Extracted
-
C:\Users\Public\YOUR_FILES_ARE_ENCRYPTED.TXT
- You became victim of the GOLDENEYE RANSOMWARE! The files on your computer have been encrypted with an military grade encryption algorithm. There is no way to restore your data without a special key. You can purchase this key on the darknet page shown in step 2. To purchase your key and restore your data, please follow these three easy steps: 1. Download the Tor Browser at "https://www.torproject.org/". If you need help, please google for "access onion page". 2. Visit one of the following pages with the Tor Browser: http://golden5a4eqranh7.onion/pomwMw38 http://goldeny4vs3nyoht.onion/pomwMw38 3. Enter your personal decryption code there: pomwMw38oUaHgNHLEyBF9abeRuARFNWfBs6mnYj6TGqdkXXTKicjtvCpU3sH5KDQwYbYY8to55Mbmg1c6d55kujfEpvzCUgs
-
http://golden5a4eqranh7.onion/pomwMw38
-
http://goldeny4vs3nyoht.onion/pomwMw38
Signatures
- Seon
The Seon Ransomware is an encryption ransomware Trojan first observed on November 14, 2018.
- Seon family
- Renames multiple (1007) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
- Executes dropped EXE 1 IoCs
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- 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.
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2025-12-08_270adba6846f5d55ae05ba460b625c1e_elex_rhadamanthys_smoke-loader_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2025-12-08_270adba6846f5d55ae05ba460b625c1e_elex_rhadamanthys_smoke-loader_stop_tofsee.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\{66535707-3017-4085-87e2-966ba01958b7}\gpupdate.exe"C:\Users\Admin\AppData\Roaming\{66535707-3017-4085-87e2-966ba01958b7}\gpupdate.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
gpupdate.exe
YOUR_FILES_ARE_ENCRYPTED.TXT
memory/2472-13-0x0000000000990000-0x000000000099C000-memory.dmp
memory/2472-14-0x00000000009A0000-0x00000000009B1000-memory.dmp
memory/2472-15-0x00000000009A0000-0x00000000009B1000-memory.dmp
memory/2472-2036-0x00000000009A0000-0x00000000009B1000-memory.dmp
memory/5320-0-0x0000000000AD0000-0x0000000000ADC000-memory.dmp
memory/5320-1-0x0000000000AE0000-0x0000000000AF1000-memory.dmp
memory/5320-11-0x0000000000AE0000-0x0000000000AF1000-memory.dmp
memory/5320-10-0x0000000000AD0000-0x0000000000ADC000-memory.dmp