Overview

overview

10

Static

static

308c3af9d4...a0.exe

windows7_x64

10

308c3af9d4...a0.exe

windows10_x64

10

Sharing

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General

  • Target

    308c3af9d49308ea263e70bc4f946fa0.exe

  • Size

    1.5MB

  • Sample

    210804-dxd1bh3eqj

  • MD5

    308c3af9d49308ea263e70bc4f946fa0

  • SHA1

    962bd5aaa2d7441a27c931932cc003491aa66dad

  • SHA256

    bb9a6242991d0d9bf29011e503cb679537dda42fab5451869ce866b3dada19ca

  • SHA512

    da8fcd80d98a62eaef1a57d87fcb990d47e0ebe2aa0834a16262810b5fd36bcb8f05a08a093e19b3c498277f97adc12f0725f122b7b7047e495f39647cfee40f

Score
10/10
vidar921discoveryspywarestealersuricata

Malware Config

Extracted

Family

vidar

Version

39.9

Botnet

921

C2

https://prophefliloc.tumblr.com/

Attributes
  • profile_id

    921

Targets

    • Target

      308c3af9d49308ea263e70bc4f946fa0.exe

    • Size

      1.5MB

    • MD5

      308c3af9d49308ea263e70bc4f946fa0

    • SHA1

      962bd5aaa2d7441a27c931932cc003491aa66dad

    • SHA256

      bb9a6242991d0d9bf29011e503cb679537dda42fab5451869ce866b3dada19ca

    • SHA512

      da8fcd80d98a62eaef1a57d87fcb990d47e0ebe2aa0834a16262810b5fd36bcb8f05a08a093e19b3c498277f97adc12f0725f122b7b7047e495f39647cfee40f

    Score
    10/10
    vidar921discoveryspywarestealersuricata

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

      stealervidar

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

      suricata

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

      suricata

    • 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

    • Suspicious use of SetThreadContext

    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