Overview

overview

10

Static

static

eufive_202...23.exe

windows7_x64

10

eufive_202...23.exe

windows10_x64

10

Sharing

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General

  • Target

    eufive_20211024-023723

  • Size

    767KB

  • Sample

    211024-azvyaadefm

  • MD5

    6b25411e54d6c8317fbc670fe91f12ff

  • SHA1

    5ce193524a782a424c79b2640d68144a4af897a2

  • SHA256

    e5ab70938d171093fa1fe71a3b0eaade4dddc7fddb32c6717c62402eae1df476

  • SHA512

    ba16d4553d05f7b0062e2eeaa0b71e8c71aef0c9927507ccbfb487dfcbf433864fdb7730733480f359d6bd4b4172d67c5defb63863dc74824e26a97043f353bc

Score
10/10
vidar865discoveryspywarestealersuricata

Malware Config

Extracted

Family

vidar

Version

41.5

Botnet

865

C2

https://mas.to/@xeroxxx

Attributes
  • profile_id

    865

Targets

    • Target

      eufive_20211024-023723

    • Size

      767KB

    • MD5

      6b25411e54d6c8317fbc670fe91f12ff

    • SHA1

      5ce193524a782a424c79b2640d68144a4af897a2

    • SHA256

      e5ab70938d171093fa1fe71a3b0eaade4dddc7fddb32c6717c62402eae1df476

    • SHA512

      ba16d4553d05f7b0062e2eeaa0b71e8c71aef0c9927507ccbfb487dfcbf433864fdb7730733480f359d6bd4b4172d67c5defb63863dc74824e26a97043f353bc

    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