Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    04a4c939069d40961567895f539aa5f2b6d8e98a1095f6a17a45aafa1613de35

  • Size

    2.0MB

  • Sample

    240523-bxrzaagh74

  • MD5

    cc63b9c7489d07e6d4fd5074accd510c

  • SHA1

    d56cd93a4f4c181ad057693a77ad86fd7d41fcf1

  • SHA256

    04a4c939069d40961567895f539aa5f2b6d8e98a1095f6a17a45aafa1613de35

  • SHA512

    2dc3b9a470d822b7e607b07c8a7ec93a73230a77cbeb8cf485bc2b3042c7afd6ea3c10b85adc8803e339cd0d45cd63a76576bb47f01edc624f3a2d3fb17b14ac

  • SSDEEP

    49152:7QzHt472DxJtTF+TxMoxc1TU+j+dAzGwlrh:7QzHtTtIuoITsdZ

Score
10/10
stealcvidardiscoveryspywarestealer

Malware Config

Extracted

Family

stealc

rc4.plain

Targets

    • Target

      04a4c939069d40961567895f539aa5f2b6d8e98a1095f6a17a45aafa1613de35

    • Size

      2.0MB

    • MD5

      cc63b9c7489d07e6d4fd5074accd510c

    • SHA1

      d56cd93a4f4c181ad057693a77ad86fd7d41fcf1

    • SHA256

      04a4c939069d40961567895f539aa5f2b6d8e98a1095f6a17a45aafa1613de35

    • SHA512

      2dc3b9a470d822b7e607b07c8a7ec93a73230a77cbeb8cf485bc2b3042c7afd6ea3c10b85adc8803e339cd0d45cd63a76576bb47f01edc624f3a2d3fb17b14ac

    • SSDEEP

      49152:7QzHt472DxJtTF+TxMoxc1TU+j+dAzGwlrh:7QzHtTtIuoITsdZ

    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