Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    ee59d4ade657ea0a177ce2f35dd990d56933b1e5ed5765c2ef446bf309e5b42e

  • Size

    2.0MB

  • Sample

    240526-ctafhacb49

  • MD5

    da5fb75ea2827f983f83bcea2f2abc8e

  • SHA1

    01699597b417905393537bbf5c8513fca2b324b6

  • SHA256

    ee59d4ade657ea0a177ce2f35dd990d56933b1e5ed5765c2ef446bf309e5b42e

  • SHA512

    cc29db80747443a3e28e8607f4fa889f0b4a3d60248d4a52baeb758c3690da1a304be35bef53d17a391b00ea7810bc3326e67baf4dfe04511caea17533c30f8b

  • SSDEEP

    49152:s4K3x1vU6JtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex186tIuoITsdZ

Score
10/10
stealcvidardiscoveryspywarestealer

Malware Config

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

C2

https://steamcommunity.com/profiles/76561199689717899

https://t.me/copterwin
Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:128.0) Gecko/20100101 Firefox/128.0

Targets

    • Target

      ee59d4ade657ea0a177ce2f35dd990d56933b1e5ed5765c2ef446bf309e5b42e

    • Size

      2.0MB

    • MD5

      da5fb75ea2827f983f83bcea2f2abc8e

    • SHA1

      01699597b417905393537bbf5c8513fca2b324b6

    • SHA256

      ee59d4ade657ea0a177ce2f35dd990d56933b1e5ed5765c2ef446bf309e5b42e

    • SHA512

      cc29db80747443a3e28e8607f4fa889f0b4a3d60248d4a52baeb758c3690da1a304be35bef53d17a391b00ea7810bc3326e67baf4dfe04511caea17533c30f8b

    • SSDEEP

      49152:s4K3x1vU6JtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex186tIuoITsdZ

    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