vidar

General

Target

a59d62e59533961aa25c3c8b035ef568efe89f000e4e6c303e571deea3084371
Size

3.6MB
Sample

220625-b5xvhahdam
MD5

a8ad0e6c4cadc3ca2b95ccd00f4c7144
SHA1

cff385720a074c1f2a250e95e5c544674bc20a0d
SHA256

a59d62e59533961aa25c3c8b035ef568efe89f000e4e6c303e571deea3084371
SHA512

c0a3f7f1d69dd1bb11649d9aab1e17c7a385fc97344356cc11898d3c295cc45a918096f730e042e822a57add5bc19141380f827101ae6382ebedafd1fa0a2d3e

Score

10^/10

Malware Config

Extracted

Family

vidar

Version

9.7

Botnet

231

C2

http://bestbtcchange.com/

Attributes

profile_id
231

Targets

- Target
  
  a59d62e59533961aa25c3c8b035ef568efe89f000e4e6c303e571deea3084371
- Size
  
  3.6MB
- MD5
  
  a8ad0e6c4cadc3ca2b95ccd00f4c7144
- SHA1
  
  cff385720a074c1f2a250e95e5c544674bc20a0d
- SHA256
  
  a59d62e59533961aa25c3c8b035ef568efe89f000e4e6c303e571deea3084371
- SHA512
  
  c0a3f7f1d69dd1bb11649d9aab1e17c7a385fc97344356cc11898d3c295cc45a918096f730e042e822a57add5bc19141380f827101ae6382ebedafd1fa0a2d3e
Score

10^/10

vidar 231 discovery spyware stealer suricata
- Vidar
  Vidar is an infostealer based on Arkei stealer.
  stealer vidar
- suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
  suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
  suricata
- Vidar Stealer
  stealer
- Executes dropped EXE
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Loads dropped DLL
- Reads local data of messenger clients
  Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
  spyware stealer
- Reads user/profile data of local email clients
  Email clients store some user data on disk where infostealers will often target it.
  spyware stealer
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Accesses 2FA software files, possible credential harvesting
  spyware stealer
- Checks installed software on the system
  Looks up Uninstall key entries in the registry to enumerate software on the system.
  discovery
- Looks up external IP address via web service
  Uses a legitimate IP lookup service to find the infected system's external IP.
behavioral1 behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

4

T1081

Discovery

Query Registry

4

T1012

System Information Discovery

4

T1082

Lateral Movement

Collection

Data from Local System

4

T1005

Exfiltration

Command and Control

Impact

Tasks

Sharing

General

Malware Config

Extracted

Targets

suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern

Vidar Stealer

Executes dropped EXE

Checks computer location settings

Loads dropped DLL

Reads local data of messenger clients

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Accesses 2FA software files, possible credential harvesting

Checks installed software on the system

Looks up external IP address via web service

MITRE ATT&CK Matrix ATT&CK v6

Tasks

static1

behavioral1

behavioral2