Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    5622051ab8add0244e859bb67a3ae6d4997007f691671aa5e10a1a02608d7640

  • Size

    2.1MB

  • Sample

    240521-spxm8sab34

  • MD5

    bbba3d6eaa120f86d77d05e802ac139c

  • SHA1

    45f45aa11ff1be0fcf1cf4399c4a06c5767153ec

  • SHA256

    5622051ab8add0244e859bb67a3ae6d4997007f691671aa5e10a1a02608d7640

  • SHA512

    903c6f2408bef1ec0a814c70b070018d0d0450ae7eaaf3e415efbe9cecbf8656fcfddddd4b5e5c5c0d1974f6fb48652bf3d9873f227683fd6e143312afc0723b

  • SSDEEP

    49152:N6uDuaS9refCgJtTF+TxMoxc1TU+j+dAzGwlrh:N6uKb9ngtIuoITsdZ

Score
10/10
stealcvidardiscoveryspywarestealer

Malware Config

Extracted

Family

stealc

rc4.plain

Targets

    • Target

      5622051ab8add0244e859bb67a3ae6d4997007f691671aa5e10a1a02608d7640

    • Size

      2.1MB

    • MD5

      bbba3d6eaa120f86d77d05e802ac139c

    • SHA1

      45f45aa11ff1be0fcf1cf4399c4a06c5767153ec

    • SHA256

      5622051ab8add0244e859bb67a3ae6d4997007f691671aa5e10a1a02608d7640

    • SHA512

      903c6f2408bef1ec0a814c70b070018d0d0450ae7eaaf3e415efbe9cecbf8656fcfddddd4b5e5c5c0d1974f6fb48652bf3d9873f227683fd6e143312afc0723b

    • SSDEEP

      49152:N6uDuaS9refCgJtTF+TxMoxc1TU+j+dAzGwlrh:N6uKb9ngtIuoITsdZ

    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