Overview

overview

10

Static

static

eufive_202...57.exe

windows7_x64

10

eufive_202...57.exe

windows10_x64

10

Sharing

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General

  • Target

    eufive_20211019-071057

  • Size

    722KB

  • Sample

    211019-kswaksgdan

  • MD5

    e3dbf8caeee154d92999b920dbed283a

  • SHA1

    cca8d60d3da91dc856d748d6170a6f61a8342a33

  • SHA256

    1418597e5fd673d1d45bec3629b92e2c45206262113a0058710bf66c377b17c2

  • SHA512

    bca9d1d9cfad735c5d5bc2c58faa4f5d5171363bee34cb7e542a45d1dd598a41a2a214a5fd21c9bcbb0658a31bd8942b9a07d8d5d9d71488ffe70593f755d357

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_20211019-071057

    • Size

      722KB

    • MD5

      e3dbf8caeee154d92999b920dbed283a

    • SHA1

      cca8d60d3da91dc856d748d6170a6f61a8342a33

    • SHA256

      1418597e5fd673d1d45bec3629b92e2c45206262113a0058710bf66c377b17c2

    • SHA512

      bca9d1d9cfad735c5d5bc2c58faa4f5d5171363bee34cb7e542a45d1dd598a41a2a214a5fd21c9bcbb0658a31bd8942b9a07d8d5d9d71488ffe70593f755d357

    Score
    10/10
    vidar865discoveryspywarestealersuricata

    • 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

    • 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