Overview

overview

10

Static

static

eufive_202...00.exe

windows7_x64

10

eufive_202...00.exe

windows10_x64

10

Sharing

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General

  • Target

    eufive_20211118-131200

  • Size

    708KB

  • Sample

    211118-pwet8achgn

  • MD5

    365a34cab8d5fa2de3a514bc956a7171

  • SHA1

    b477f9de72629796dd16df29dedbf87380489a78

  • SHA256

    338c031fdc6627167a9ef249f9b2d5af78f76a92f85f5f699d77bb0815df151b

  • SHA512

    e4b9d6554d1c1dea7b65f1a5f0d3bde4f5221fdc7c676b34ff278cedd3704b330f6e89e446e85bd3247d7bc78e303ed703dde804834df078aa7006e962526045

Score
10/10
vidar824discoveryspywarestealersuricata

Malware Config

Extracted

Family

vidar

Version

48.6

Botnet

824

C2

https://mastodon.online/@valhalla

https://koyu.space/@valhalla
Attributes
  • profile_id

    824

Targets

    • Target

      eufive_20211118-131200

    • Size

      708KB

    • MD5

      365a34cab8d5fa2de3a514bc956a7171

    • SHA1

      b477f9de72629796dd16df29dedbf87380489a78

    • SHA256

      338c031fdc6627167a9ef249f9b2d5af78f76a92f85f5f699d77bb0815df151b

    • SHA512

      e4b9d6554d1c1dea7b65f1a5f0d3bde4f5221fdc7c676b34ff278cedd3704b330f6e89e446e85bd3247d7bc78e303ed703dde804834df078aa7006e962526045

    Score
    10/10
    vidar824discoveryspywarestealersuricata

    • 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

    • suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

      suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

      suricata

    • Vidar Stealer

      stealer

    • Downloads MZ/PE file

    • Deletes itself

    • 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