Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    7c8eb2f8352087c0d7e46a8e51a3c4c4eb629dc0a878b44504e7681c61c41ba5

  • Size

    1.6MB

  • Sample

    240612-h7mkwathlq

  • MD5

    2fcd283453266496d6dba7efef2042b1

  • SHA1

    cfcac018070443f5dd2ed9c7f444b9dfb6fe78c8

  • SHA256

    7c8eb2f8352087c0d7e46a8e51a3c4c4eb629dc0a878b44504e7681c61c41ba5

  • SHA512

    b12aa53ae0ba5a653bcbbcc14df21c4c5817d4e30b31c3d20fc89e7c8e61f4a933153188839fcaf6cbc0e83b88f55bb9c7398ab33d67fd027e7ab750c4d9d5c9

  • SSDEEP

    24576:spM5863IGfTAVpalBLUfMxVVtes12FxwojKr98YGeGG9i:spQLYkTYp6BLUkxVVChjHZQs

Score
10/10
stealcvidardiscoveryspywarestealer

Malware Config

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

C2

https://t.me/r8z0l

https://steamcommunity.com/profiles/76561199698764354
Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:128.0) Gecko/20100101 Firefox/128.0

Targets

    • Target

      7c8eb2f8352087c0d7e46a8e51a3c4c4eb629dc0a878b44504e7681c61c41ba5

    • Size

      1.6MB

    • MD5

      2fcd283453266496d6dba7efef2042b1

    • SHA1

      cfcac018070443f5dd2ed9c7f444b9dfb6fe78c8

    • SHA256

      7c8eb2f8352087c0d7e46a8e51a3c4c4eb629dc0a878b44504e7681c61c41ba5

    • SHA512

      b12aa53ae0ba5a653bcbbcc14df21c4c5817d4e30b31c3d20fc89e7c8e61f4a933153188839fcaf6cbc0e83b88f55bb9c7398ab33d67fd027e7ab750c4d9d5c9

    • SSDEEP

      24576:spM5863IGfTAVpalBLUfMxVVtes12FxwojKr98YGeGG9i:spQLYkTYp6BLUkxVVChjHZQs

    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

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