Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    471c570e4148bc6a053bbb3d52e24a055bb8b799dd067c0a5c4b018e18d729cc

  • Size

    1.9MB

  • Sample

    240527-mrmcdsgf9v

  • MD5

    6e864eeaf1667d7a0bda438b525828f9

  • SHA1

    72d1ffe4a483dcef57e16d274e436c176a519c42

  • SHA256

    471c570e4148bc6a053bbb3d52e24a055bb8b799dd067c0a5c4b018e18d729cc

  • SHA512

    c97a811384391dc1be1f39f234782290f37e71a9ac90d673f15f551e05396bea884fe9e19595d8ff1e59e218162ce3a44e6eae78b92a87a490b2730e8ecd4675

  • SSDEEP

    49152:CdKfTn6vOJtTF+TxMoxc1TU+j+dAzGwlrh:CdKfTnttIuoITsdZ

Score
10/10
stealcvidardiscoveryspywarestealer

Malware Config

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

C2

https://steamcommunity.com/profiles/76561199689717899

https://t.me/copterwin
Attributes
  • user_agent

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

Targets

    • Target

      471c570e4148bc6a053bbb3d52e24a055bb8b799dd067c0a5c4b018e18d729cc

    • Size

      1.9MB

    • MD5

      6e864eeaf1667d7a0bda438b525828f9

    • SHA1

      72d1ffe4a483dcef57e16d274e436c176a519c42

    • SHA256

      471c570e4148bc6a053bbb3d52e24a055bb8b799dd067c0a5c4b018e18d729cc

    • SHA512

      c97a811384391dc1be1f39f234782290f37e71a9ac90d673f15f551e05396bea884fe9e19595d8ff1e59e218162ce3a44e6eae78b92a87a490b2730e8ecd4675

    • SSDEEP

      49152:CdKfTn6vOJtTF+TxMoxc1TU+j+dAzGwlrh:CdKfTnttIuoITsdZ

    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 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

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks