Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    1cd747be5f3d8ff13d1eed13aaef92997497912479fcfede5898425bc34cba82

  • Size

    2.1MB

  • Sample

    240522-bq3r7sga5s

  • MD5

    84bf44fef9cc04cdb5af55681c5823e2

  • SHA1

    533d9c14601b17eb128c95a0c77d83a09c9e3e98

  • SHA256

    1cd747be5f3d8ff13d1eed13aaef92997497912479fcfede5898425bc34cba82

  • SHA512

    2a9f373e920f715a312ba958439a8cd2634823e3c9bb6bc322f8b6a8813cd1fd00617fbc289f2bebcf2d9bf4dc7b22e49fb0c3bc00cba84a97aa246f0aeb6cf2

  • SSDEEP

    49152:N6uDuaS9refygJtTF+TxMoxc1TU+j+dAzGwlrh:N6uKb9HgtIuoITsdZ

Score
10/10
stealcvidardiscoveryspywarestealer

Malware Config

Extracted

Family

stealc

rc4.plain

Targets

    • Target

      1cd747be5f3d8ff13d1eed13aaef92997497912479fcfede5898425bc34cba82

    • Size

      2.1MB

    • MD5

      84bf44fef9cc04cdb5af55681c5823e2

    • SHA1

      533d9c14601b17eb128c95a0c77d83a09c9e3e98

    • SHA256

      1cd747be5f3d8ff13d1eed13aaef92997497912479fcfede5898425bc34cba82

    • SHA512

      2a9f373e920f715a312ba958439a8cd2634823e3c9bb6bc322f8b6a8813cd1fd00617fbc289f2bebcf2d9bf4dc7b22e49fb0c3bc00cba84a97aa246f0aeb6cf2

    • SSDEEP

      49152:N6uDuaS9refygJtTF+TxMoxc1TU+j+dAzGwlrh:N6uKb9HgtIuoITsdZ

    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