Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    48b7fa79c0b3d3467e07d9460ba276b027a5a03ee33aed8525b4599aefc45a27

  • Size

    1.8MB

  • Sample

    240523-gdbe3sfd9s

  • MD5

    963c4905ceb9a92c20487ff7f65395fa

  • SHA1

    07d4daef301cd66f05bc4bf8845deb19cf002046

  • SHA256

    48b7fa79c0b3d3467e07d9460ba276b027a5a03ee33aed8525b4599aefc45a27

  • SHA512

    4c00251df9849bd82d1b0279192a3d2b52538fb4bd58f9d8b6deedd98261338fd0fdb2998863962b90c02a61f01d07357112fc73b18961a9208ae30b1631b3fb

  • SSDEEP

    24576:FBfuZfeq6stO6hTdtTF+TxMoxQH1Tj4wtjYZH1DmoYYzi3WH45yv+OueSJhm9e:F7qF/JtTF+TxMoxc1TU+j+dAzGwlrh

Score
10/10
stealcvidardiscoveryspywarestealer

Malware Config

Extracted

Family

stealc

rc4.plain

Targets

    • Target

      48b7fa79c0b3d3467e07d9460ba276b027a5a03ee33aed8525b4599aefc45a27

    • Size

      1.8MB

    • MD5

      963c4905ceb9a92c20487ff7f65395fa

    • SHA1

      07d4daef301cd66f05bc4bf8845deb19cf002046

    • SHA256

      48b7fa79c0b3d3467e07d9460ba276b027a5a03ee33aed8525b4599aefc45a27

    • SHA512

      4c00251df9849bd82d1b0279192a3d2b52538fb4bd58f9d8b6deedd98261338fd0fdb2998863962b90c02a61f01d07357112fc73b18961a9208ae30b1631b3fb

    • SSDEEP

      24576:FBfuZfeq6stO6hTdtTF+TxMoxQH1Tj4wtjYZH1DmoYYzi3WH45yv+OueSJhm9e:F7qF/JtTF+TxMoxc1TU+j+dAzGwlrh

    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