Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    efe73ed9f4cb9f1aa43cc67d0f1c174c45393a7a5c0c2cbf8526540706d7bcc5

  • Size

    2.2MB

  • Sample

    240629-vw5zasvemj

  • MD5

    77fd6bd4cbe7766af161d30026ba93b5

  • SHA1

    1873f71054a1156cd2ad7e856b24b09fcf5e2216

  • SHA256

    efe73ed9f4cb9f1aa43cc67d0f1c174c45393a7a5c0c2cbf8526540706d7bcc5

  • SHA512

    d7b2b3e6fed1d8278b3f7be815b257a54477548aa5dbc253e0da19da42687e736792756300c35d721709fb1a6fc8c32a820235fff5df78c73ca9ff6a09d16bc5

  • SSDEEP

    49152:qpjNvr9ySAOmw49HHO+SASagXkJr4MDkUwm:qpjNp7p49HH8n5A

Score
10/10
stealcvidardiscoveryspywarestealer

Malware Config

Extracted

Family

vidar

C2

https://t.me/g067n

https://steamcommunity.com/profiles/76561199707802586
Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:129.0) Gecko/20100101 Firefox/129.0

Targets

    • Target

      efe73ed9f4cb9f1aa43cc67d0f1c174c45393a7a5c0c2cbf8526540706d7bcc5

    • Size

      2.2MB

    • MD5

      77fd6bd4cbe7766af161d30026ba93b5

    • SHA1

      1873f71054a1156cd2ad7e856b24b09fcf5e2216

    • SHA256

      efe73ed9f4cb9f1aa43cc67d0f1c174c45393a7a5c0c2cbf8526540706d7bcc5

    • SHA512

      d7b2b3e6fed1d8278b3f7be815b257a54477548aa5dbc253e0da19da42687e736792756300c35d721709fb1a6fc8c32a820235fff5df78c73ca9ff6a09d16bc5

    • SSDEEP

      49152:qpjNvr9ySAOmw49HHO+SASagXkJr4MDkUwm:qpjNp7p49HH8n5A

    Score
    10/10
    stealcvidardiscoveryspywarestealer

    • Detect Vidar Stealer

      stealer

    • Stealc

      Stealc is an infostealer written in C++.

      stealerstealc

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

      stealervidar

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

      spywarestealer

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • 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 v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

2
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks