Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    d91dd35b15998f708fb4864aaad94b563a6d508dc773cb9f6495e9ee061b6c2e

  • Size

    2.0MB

  • Sample

    240522-zlhhgagb65

  • MD5

    475a47351c1c803db995a45db309616e

  • SHA1

    bb07d4be98ff53f1c755848524c110ee4c9c50a3

  • SHA256

    d91dd35b15998f708fb4864aaad94b563a6d508dc773cb9f6495e9ee061b6c2e

  • SHA512

    dc7817c1314079b17837f57d3e19e0c6b4987e76124a5299060a81af0898de6e98152a9a0793417ab95a82dd608bc246377f10cf93a4a9f2e06d4b3c65138574

  • SSDEEP

    49152:7QzHt472DfJtTF+TxMoxc1TU+j+dAzGwlrh:7QzHtFtIuoITsdZ

Score
10/10
stealcvidardiscoveryspywarestealer

Malware Config

Extracted

Family

stealc

rc4.plain

Targets

    • Target

      d91dd35b15998f708fb4864aaad94b563a6d508dc773cb9f6495e9ee061b6c2e

    • Size

      2.0MB

    • MD5

      475a47351c1c803db995a45db309616e

    • SHA1

      bb07d4be98ff53f1c755848524c110ee4c9c50a3

    • SHA256

      d91dd35b15998f708fb4864aaad94b563a6d508dc773cb9f6495e9ee061b6c2e

    • SHA512

      dc7817c1314079b17837f57d3e19e0c6b4987e76124a5299060a81af0898de6e98152a9a0793417ab95a82dd608bc246377f10cf93a4a9f2e06d4b3c65138574

    • SSDEEP

      49152:7QzHt472DfJtTF+TxMoxc1TU+j+dAzGwlrh:7QzHtFtIuoITsdZ

    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