seon | c5f08d2817646649d149abcaa60c8e3eb9d28100f4633c0c015ad14282e7184b

General

Target

c5f08d2817646649d149abcaa60c8e3eb9d28100f4633c0c015ad14282e7184bN.exe
Size

79KB
MD5

2697ae10cca38a1a00a4a68c19cc8790
SHA1

3b9925f871fdaeab32ee58979d68c0ee63070070
SHA256

c5f08d2817646649d149abcaa60c8e3eb9d28100f4633c0c015ad14282e7184b
SHA512

d78692a5808262c2f1ffde68ce3c96ac6bdeb5b2db279d0173059951f951ceecf7188042ab3345e6c594f36123b8708ccce845b229f69beb9a27d9c848ad266a
SSDEEP

1536:/tUknV9M6+ygXCNoNGtmFWZPhV8owtnMQPo9NSw249gdhwA2jeddMJ:fCygXkoNGtmQZ5wbAzSm9gdhj2a6J

Score

10^/10

seon discovery ransomware spyware stealer trojan

Malware Config

Extracted

Path

C:\Users\Public\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/tdXGi7Ge http://goldeny4vs3nyoht.onion/tdXGi7Ge 3. Enter your personal decryption code there: tdXGi7GexfZJeiHrJVyxVzAS5PgQqQyHYKxmq4SLAvKG6NZCBRAmzxR4eNAZxPRJJBfkHuktNQwaTmEm2jk2dNhtxVw3bCC8

URLs

http://golden5a4eqranh7.onion/tdXGi7Ge

http://goldeny4vs3nyoht.onion/tdXGi7Ge

Signatures

Seon
The Seon Ransomware is an encryption ransomware Trojan first observed on November 14, 2018.
trojan ransomware seon
Seon family
seon
Renames multiple (194) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

Executes dropped EXE 1 IoCs

pid	Process
604	LocationNotifications.exe

Loads dropped DLL 1 IoCs

pid	Process
2576	c5f08d2817646649d149abcaa60c8e3eb9d28100f4633c0c015ad14282e7184bN.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c5f08d2817646649d149abcaa60c8e3eb9d28100f4633c0c015ad14282e7184bN.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2576 wrote to memory of 604	2576	c5f08d2817646649d149abcaa60c8e3eb9d28100f4633c0c015ad14282e7184bN.exe	30
PID 2576 wrote to memory of 604	2576	c5f08d2817646649d149abcaa60c8e3eb9d28100f4633c0c015ad14282e7184bN.exe	30
PID 2576 wrote to memory of 604	2576	c5f08d2817646649d149abcaa60c8e3eb9d28100f4633c0c015ad14282e7184bN.exe	30
PID 2576 wrote to memory of 604	2576	c5f08d2817646649d149abcaa60c8e3eb9d28100f4633c0c015ad14282e7184bN.exe	30

C:\Users\Admin\AppData\Local\Temp\c5f08d2817646649d149abcaa60c8e3eb9d28100f4633c0c015ad14282e7184bN.exe
"C:\Users\Admin\AppData\Local\Temp\c5f08d2817646649d149abcaa60c8e3eb9d28100f4633c0c015ad14282e7184bN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2576
- C:\Users\Admin\AppData\Roaming\{23dbc494-0665-4f57-950e-6316add9f720}\LocationNotifications.exe
  "C:\Users\Admin\AppData\Roaming\{23dbc494-0665-4f57-950e-6316add9f720}\LocationNotifications.exe"
  2⤵
  - Executes dropped EXE
  PID:604

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Public\YOUR_FILES_ARE_ENCRYPTED.TXT

Filesize
778B

MD5
d65842ffae355499f26c970868bb3d34

SHA1
b79707cf413ddd4d114105e28eedb2a62fa0858d

SHA256
5a7894f5d00fa1c1f4d5605c05b42274b6eddacae472dcbd1aee836461a1de02

SHA512
bf9977a4272351cb49f358f374f8f04d3a303bcdc354638990e40ec4ab593efef6093ba74886865a506de602c5fbc104b6058403791730e89a8c44a48b167199

Download Submit
\Users\Admin\AppData\Roaming\{23dbc494-0665-4f57-950e-6316add9f720}\LocationNotifications.exe

Filesize
79KB

MD5
c095b6cf352dfd3958c4419186c602de

SHA1
c76ff34c41ccb241cdc2cb8852b51ba3c03fb1ee

SHA256
d02de5b4c56fd789b94025d0e81750abaec5036b6862785f1092f5a0dda3c8d7

SHA512
aef08b4a202d8d40a80d70c7cb73fbd301b4c13bdc2205ad758414f5e75090f33ed8f8672d8a012d5699c6ff65d6a1a1d5264878c1f85c51affc5c609209b17f

Download Submit
memory/604-19-0x0000000000230000-0x000000000023C000-memory.dmp

Filesize
48KB

Download
memory/604-18-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/604-20-0x0000000000240000-0x0000000000251000-memory.dmp

Filesize
68KB

Download
memory/604-21-0x0000000000240000-0x0000000000251000-memory.dmp

Filesize
68KB

Download
memory/604-415-0x0000000000240000-0x0000000000251000-memory.dmp

Filesize
68KB

Download
memory/604-416-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2576-2-0x0000000000240000-0x0000000000251000-memory.dmp

Filesize
68KB

Download
memory/2576-10-0x00000000002E0000-0x000000000030C000-memory.dmp

Filesize
176KB

Download
memory/2576-17-0x0000000000230000-0x000000000023C000-memory.dmp

Filesize
48KB

Download
memory/2576-16-0x0000000000240000-0x0000000000251000-memory.dmp

Filesize
68KB

Download
memory/2576-15-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2576-0-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2576-1-0x0000000000230000-0x000000000023C000-memory.dmp

Filesize
48KB

Download

Analysis

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