Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    486568d6cc83219fb4e89702499f3c51059d39893a41b9cd5bf0084cb6e3a507

  • Size

    2.0MB

  • Sample

    240523-b47cjshc66

  • MD5

    41ffcdb106d244f4e99cb413931a4fcd

  • SHA1

    f33eee4ddc0b31fce155236e1ef3711e257a2503

  • SHA256

    486568d6cc83219fb4e89702499f3c51059d39893a41b9cd5bf0084cb6e3a507

  • SHA512

    e2cc7afbf8f3996a65e9127a4f694cb5b78a31b08118bea4cf475b03ddae5b1eb038cf0837f6139d91923a438478e4e281ec7d6a58018fef278316542cc371b9

  • SSDEEP

    49152:7QzHt472DVJtTF+TxMoxc1TU+j+dAzGwlrh:7QzHt3tIuoITsdZ

Score
10/10
stealcvidardiscoveryspywarestealer

Malware Config

Extracted

Family

stealc

rc4.plain

Targets

    • Target

      486568d6cc83219fb4e89702499f3c51059d39893a41b9cd5bf0084cb6e3a507

    • Size

      2.0MB

    • MD5

      41ffcdb106d244f4e99cb413931a4fcd

    • SHA1

      f33eee4ddc0b31fce155236e1ef3711e257a2503

    • SHA256

      486568d6cc83219fb4e89702499f3c51059d39893a41b9cd5bf0084cb6e3a507

    • SHA512

      e2cc7afbf8f3996a65e9127a4f694cb5b78a31b08118bea4cf475b03ddae5b1eb038cf0837f6139d91923a438478e4e281ec7d6a58018fef278316542cc371b9

    • SSDEEP

      49152:7QzHt472DVJtTF+TxMoxc1TU+j+dAzGwlrh:7QzHt3tIuoITsdZ

    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