seon | fec02d2f54f1d7421f44ad9cafe2649259e144dc5fcb5bc88a52943362e5b267

General

Target

fec02d2f54f1d7421f44ad9cafe2649259e144dc5fcb5bc88a52943362e5b267.exe
Size

147KB
MD5

c3d390ed9736f3b0e358d25132f0170e
SHA1

1d9ba08d7cc917287c52540e173f4ddcc34566be
SHA256

fec02d2f54f1d7421f44ad9cafe2649259e144dc5fcb5bc88a52943362e5b267
SHA512

5221a2e3dc5324ca553383b4d4621f13b74f8d5cefa29fa4bdcfd448e7092d70ddf63d943f42d525971325f738a8b6bda6afa2af14803e4dbd4fe7478c9a4eed

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/nTv99py2 http://goldeny4vs3nyoht.onion/nTv99py2 3. Enter your personal decryption code there: nTv99py2KuFGuCdrC4sLfAA88xdTETLyf8MA82aucHjZJUYa4wojhacScprpdmvFEZ6NwKbw6dwMnMdPBKjRpLgZ2woh2Czy

URLs

http://golden5a4eqranh7.onion/nTv99py2

http://goldeny4vs3nyoht.onion/nTv99py2

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
1420	dialer.exe

Modifies extensions of user files 6 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

description	ioc	Process
File renamed	C:\Users\Admin\Pictures\ResumeConnect.png => C:\Users\Admin\Pictures\ResumeConnect.png.nTv99py2	dialer.exe
File renamed	C:\Users\Admin\Pictures\DebugExpand.raw => C:\Users\Admin\Pictures\DebugExpand.raw.nTv99py2	dialer.exe
File renamed	C:\Users\Admin\Pictures\InstallFind.raw => C:\Users\Admin\Pictures\InstallFind.raw.nTv99py2	dialer.exe
File opened for modification	C:\Users\Admin\Pictures\ProtectRequest.tiff	dialer.exe
File renamed	C:\Users\Admin\Pictures\ProtectRequest.tiff => C:\Users\Admin\Pictures\ProtectRequest.tiff.nTv99py2	dialer.exe
File renamed	C:\Users\Admin\Pictures\RegisterUpdate.raw => C:\Users\Admin\Pictures\RegisterUpdate.raw.nTv99py2	dialer.exe

Loads dropped DLL 2 IoCs

pid	Process
748	fec02d2f54f1d7421f44ad9cafe2649259e144dc5fcb5bc88a52943362e5b267.exe
748	fec02d2f54f1d7421f44ad9cafe2649259e144dc5fcb5bc88a52943362e5b267.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 748 wrote to memory of 1420	748	fec02d2f54f1d7421f44ad9cafe2649259e144dc5fcb5bc88a52943362e5b267.exe	29
PID 748 wrote to memory of 1420	748	fec02d2f54f1d7421f44ad9cafe2649259e144dc5fcb5bc88a52943362e5b267.exe	29
PID 748 wrote to memory of 1420	748	fec02d2f54f1d7421f44ad9cafe2649259e144dc5fcb5bc88a52943362e5b267.exe	29
PID 748 wrote to memory of 1420	748	fec02d2f54f1d7421f44ad9cafe2649259e144dc5fcb5bc88a52943362e5b267.exe	29

C:\Users\Admin\AppData\Local\Temp\fec02d2f54f1d7421f44ad9cafe2649259e144dc5fcb5bc88a52943362e5b267.exe
"C:\Users\Admin\AppData\Local\Temp\fec02d2f54f1d7421f44ad9cafe2649259e144dc5fcb5bc88a52943362e5b267.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:748
- C:\Users\Admin\AppData\Roaming\{d93c1918-e9a0-46af-afa8-1b23579f54bb}\dialer.exe
  "C:\Users\Admin\AppData\Roaming\{d93c1918-e9a0-46af-afa8-1b23579f54bb}\dialer.exe"
  2⤵
  - Executes dropped EXE
  - Modifies extensions of user files
  PID:1420

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/748-60-0x0000000075451000-0x0000000075453000-memory.dmp

Filesize
8KB

Download
memory/748-66-0x00000000001B0000-0x00000000001BC000-memory.dmp

Filesize
48KB

Download
memory/748-67-0x00000000001C0000-0x00000000001D1000-memory.dmp

Filesize
68KB

Download
memory/1420-69-0x00000000003C0000-0x00000000003D1000-memory.dmp

Filesize
68KB

Download

Analysis

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