Overview

overview

10

Static

static

557d05250b...75.exe

windows7_x64

557d05250b...75.exe

windows10_x64

10

Sharing

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General

  • Target

    557d05250b90bc08706b269f78dbae75.exe

  • Size

    664KB

  • Sample

    210902-wfdk8d7byx

  • MD5

    557d05250b90bc08706b269f78dbae75

  • SHA1

    dbea155a15dbfeb16cd249d72f572b1694d2ea1f

  • SHA256

    9abec502e3a5167e3851de29c80c681de2c6ab879a0c49646f92761018c7987b

  • SHA512

    53676d497b3104fc49e9ebff65012d8cda5d38cc4f4968d5261acf90b60fe9086122e6ae510470b095540a7b35f1f194ea78cfc440d53ecf675197ceeaa9c6fe

Score
10/10
vidar1008discoveryspywarestealersuricata

Malware Config

Extracted

Family

vidar

Version

40.3

Botnet

1008

C2

https://lenko349.tumblr.com/

Attributes
  • profile_id

    1008

Targets

    • Target

      557d05250b90bc08706b269f78dbae75.exe

    • Size

      664KB

    • MD5

      557d05250b90bc08706b269f78dbae75

    • SHA1

      dbea155a15dbfeb16cd249d72f572b1694d2ea1f

    • SHA256

      9abec502e3a5167e3851de29c80c681de2c6ab879a0c49646f92761018c7987b

    • SHA512

      53676d497b3104fc49e9ebff65012d8cda5d38cc4f4968d5261acf90b60fe9086122e6ae510470b095540a7b35f1f194ea78cfc440d53ecf675197ceeaa9c6fe

    Score
    10/10
    vidar1008discoveryspywarestealersuricata

    • 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

    • 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

Install Root Certificate

1
T1130

Modify Registry

1
T1112

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