Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    8a6fcbbaeba40a7708df130f0537981cf3e5a0e812afcb3ebc46a319d3abe0ae

  • Size

    1.8MB

  • Sample

    240523-hcc3ysgd86

  • MD5

    12f7cf374e153af525a37e7157e11c10

  • SHA1

    3231c4dc99f5d72ec6c0fc4af94e47384ddda8d3

  • SHA256

    8a6fcbbaeba40a7708df130f0537981cf3e5a0e812afcb3ebc46a319d3abe0ae

  • SHA512

    f3a48045330be8ac9b3b5e591d4037de4401463840df33a75bd30f6ce39d9f86f4ec691a97241efc01edf54ccd2db0983319f390a614efab76bace8941f0b01e

  • SSDEEP

    24576:FBfuZfeq6sxO6hTdtTF+TxMoxQH1Tj4wtjYZH1DmoYYzi3WH45yv+OueSJhm9e:F7qFbJtTF+TxMoxc1TU+j+dAzGwlrh

Score
10/10
stealcvidardiscoveryspywarestealer

Malware Config

Extracted

Family

stealc

rc4.plain

Targets

    • Target

      8a6fcbbaeba40a7708df130f0537981cf3e5a0e812afcb3ebc46a319d3abe0ae

    • Size

      1.8MB

    • MD5

      12f7cf374e153af525a37e7157e11c10

    • SHA1

      3231c4dc99f5d72ec6c0fc4af94e47384ddda8d3

    • SHA256

      8a6fcbbaeba40a7708df130f0537981cf3e5a0e812afcb3ebc46a319d3abe0ae

    • SHA512

      f3a48045330be8ac9b3b5e591d4037de4401463840df33a75bd30f6ce39d9f86f4ec691a97241efc01edf54ccd2db0983319f390a614efab76bace8941f0b01e

    • SSDEEP

      24576:FBfuZfeq6sxO6hTdtTF+TxMoxQH1Tj4wtjYZH1DmoYYzi3WH45yv+OueSJhm9e:F7qFbJtTF+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