Analysis
- max time kernel
149s - max time network
96s - platform
windows11-21h2_x64 - resource
win11-20251231-en - resource tags
- submitted
08/01/2026, 03:20
General
- Target 2026-01-08_a981e9a1dc8dc317f15f2ffb6d1e56f6_elex_rhadamanthys_smoke-loader_stop_tofsee.exe
- Size 147KB
- Sample260108-dvv92afv9a
- SHA256 f909930cd399c9da74558b74e331db2d6c46f5242ea64bbf3bbd73c7babde78c
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/xbEfVyFA http://goldeny4vs3nyoht.onion/xbEfVyFA 3. Enter your personal decryption code there: xbEfVyFAwtm63i4SLUkGxX31WBKL8YHN1PH4enHt5qy25b4CKaKmd4YFnM3zshBU3MtBKo48azgozSJCZvWgf5FXBwd57nQi
-
http://golden5a4eqranh7.onion/xbEfVyFA
-
http://goldeny4vs3nyoht.onion/xbEfVyFA
Signatures
- Seon
The Seon Ransomware is an encryption ransomware Trojan first observed on November 14, 2018.
- Seon family
- Renames multiple (1009) 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\2026-01-08_a981e9a1dc8dc317f15f2ffb6d1e56f6_elex_rhadamanthys_smoke-loader_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-01-08_a981e9a1dc8dc317f15f2ffb6d1e56f6_elex_rhadamanthys_smoke-loader_stop_tofsee.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\{61bb7dc9-9ac5-40ce-99a9-54b0ac059885}\isoburn.exe"C:\Users\Admin\AppData\Roaming\{61bb7dc9-9ac5-40ce-99a9-54b0ac059885}\isoburn.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
isoburn.exe
YOUR_FILES_ARE_ENCRYPTED.TXT
memory/3308-13-0x0000000000540000-0x000000000054C000-memory.dmp
memory/3308-14-0x00000000006B0000-0x00000000006C1000-memory.dmp
memory/3308-15-0x00000000006B0000-0x00000000006C1000-memory.dmp
memory/3308-2039-0x00000000006B0000-0x00000000006C1000-memory.dmp
memory/5604-1-0x0000000000AF0000-0x0000000000B01000-memory.dmp
memory/5604-0-0x0000000000AE0000-0x0000000000AEC000-memory.dmp
memory/5604-10-0x0000000000AE0000-0x0000000000AEC000-memory.dmp
memory/5604-12-0x0000000000AF0000-0x0000000000B01000-memory.dmp