Overview

overview

10

Static

static

eufive_202...37.exe

windows7_x64

10

eufive_202...37.exe

windows10_x64

10

Sharing

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General

  • Target

    eufive_20211003-042637

  • Size

    756KB

  • Sample

    211005-j983bshgfm

  • MD5

    fb4b9d6b82ddd8d88453aa2340074571

  • SHA1

    cd210a495db45237fe7885ce554f82c00ebf4672

  • SHA256

    e7a62eae4dcc12e295b6c54febddb82fbbd091ae57144f1eaa29dede3a31696c

  • SHA512

    687fb10556cce9edbf7e1fe36efe9979ae23500a45c56e187eb67677e816d1804814b4311334e4658f1fc36dfe08c13d5e613b647df06626ebe1c98ac77ce32b

Score
10/10
vidar865discoveryspywarestealersuricata

Malware Config

Extracted

Family

vidar

Version

41.1

Botnet

865

C2

https://mas.to/@bardak1ho

Attributes
  • profile_id

    865

Targets

    • Target

      eufive_20211003-042637

    • Size

      756KB

    • MD5

      fb4b9d6b82ddd8d88453aa2340074571

    • SHA1

      cd210a495db45237fe7885ce554f82c00ebf4672

    • SHA256

      e7a62eae4dcc12e295b6c54febddb82fbbd091ae57144f1eaa29dede3a31696c

    • SHA512

      687fb10556cce9edbf7e1fe36efe9979ae23500a45c56e187eb67677e816d1804814b4311334e4658f1fc36dfe08c13d5e613b647df06626ebe1c98ac77ce32b

    Score
    10/10
    vidar865stealerdiscoveryspywaresuricata

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

      stealervidar

    • suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

      suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

      suricata

    • suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

      suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

      suricata

    • Vidar Stealer

      stealer

    • Downloads MZ/PE file

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Accesses 2FA software files, possible credential harvesting

      spywarestealer

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

3
T1005

Exfiltration

Command and Control

Impact

Tasks