seon | 181e0c4ab2474bb337e349da7ed87fcb5ff87949768dca0a70855e0e499f4728

General

Target

181e0c4ab2474bb337e349da7ed87fcb5ff87949768dca0a70855e0e499f4728.exe
Size

147KB
MD5

c13ef7d75bea7e8ca137e721b67f6e09
SHA1

6f0806f831c8ba09a2ea5752267d0239f5299302
SHA256

181e0c4ab2474bb337e349da7ed87fcb5ff87949768dca0a70855e0e499f4728
SHA512

cb1cf7077c91dcbe22b80fdbcae7e46d44533247e34896b91f6854e5bc4eb1741b0a0a3d5b24f6d0680759bebe733c68c3dc0401d331f331d352d063468ed53c

Score

10^/10

seon ransomware spyware stealer trojan

Malware Config

Extracted

Path

C:\Users\Admin\YOUR_FILES_ARE_ENCRYPTED.TXT

Ransom Note

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/wCHNxPBZ http://goldeny4vs3nyoht.onion/wCHNxPBZ 3. Enter your personal decryption code there: wCHNxPBZKVBnnJonWQMwBgRzDAWs5HiHGVkS4y4g9JYP6YJDLu6qpp6mzwz6X6mhTzXpPGX6NNJRJz62tZf8GqWvGEnuW3ic

URLs

http://golden5a4eqranh7.onion/wCHNxPBZ

http://goldeny4vs3nyoht.onion/wCHNxPBZ

Signatures

Seon
The Seon Ransomware is an encryption ransomware Trojan first observed on November 14, 2018.
trojan ransomware seon

Executes dropped EXE 1 IoCs

pid	Process
1768	calc.exe

Modifies extensions of user files 1 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

description	ioc	Process
File renamed	C:\Users\Admin\Pictures\SelectLock.png => C:\Users\Admin\Pictures\SelectLock.png.wCHNxPBZ	calc.exe

Loads dropped DLL 2 IoCs

pid	Process
1060	181e0c4ab2474bb337e349da7ed87fcb5ff87949768dca0a70855e0e499f4728.exe
1060	181e0c4ab2474bb337e349da7ed87fcb5ff87949768dca0a70855e0e499f4728.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1060 wrote to memory of 1768	1060	181e0c4ab2474bb337e349da7ed87fcb5ff87949768dca0a70855e0e499f4728.exe	29
PID 1060 wrote to memory of 1768	1060	181e0c4ab2474bb337e349da7ed87fcb5ff87949768dca0a70855e0e499f4728.exe	29
PID 1060 wrote to memory of 1768	1060	181e0c4ab2474bb337e349da7ed87fcb5ff87949768dca0a70855e0e499f4728.exe	29
PID 1060 wrote to memory of 1768	1060	181e0c4ab2474bb337e349da7ed87fcb5ff87949768dca0a70855e0e499f4728.exe	29

C:\Users\Admin\AppData\Local\Temp\181e0c4ab2474bb337e349da7ed87fcb5ff87949768dca0a70855e0e499f4728.exe
"C:\Users\Admin\AppData\Local\Temp\181e0c4ab2474bb337e349da7ed87fcb5ff87949768dca0a70855e0e499f4728.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1060
- C:\Users\Admin\AppData\Roaming\{3d1da7fa-79d8-4b16-80e4-438a1c7a114d}\calc.exe
  "C:\Users\Admin\AppData\Roaming\{3d1da7fa-79d8-4b16-80e4-438a1c7a114d}\calc.exe"
  2⤵
  - Executes dropped EXE
  - Modifies extensions of user files
  PID:1768

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1060-60-0x00000000750C1000-0x00000000750C3000-memory.dmp

Filesize
8KB

Download
memory/1060-66-0x00000000001B0000-0x00000000001BC000-memory.dmp

Filesize
48KB

Download
memory/1060-67-0x0000000000250000-0x0000000000261000-memory.dmp

Filesize
68KB

Download
memory/1768-69-0x0000000000240000-0x0000000000251000-memory.dmp

Filesize
68KB

Download

Analysis

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