Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    41d105573c282c536df5b46bcdbb0433425ac026c559b24af5ead7d0f0b8013f

  • Size

    2.0MB

  • Sample

    240526-f9b6tahe47

  • MD5

    b6e1f5329a80faa306ee6548a7fca2d7

  • SHA1

    03f673ba13e99a96013bd443aab792561493d4db

  • SHA256

    41d105573c282c536df5b46bcdbb0433425ac026c559b24af5ead7d0f0b8013f

  • SHA512

    67131615ee350d0859e90c154024e42f5bdc6a4081518075d39a1ceb57255320b97c94915d94c7aa61fbe441b29a2ffe3cc2b83445eb6ff53f772cc4d0834c9f

  • SSDEEP

    49152:s4K3x1vUuJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18utIuoITsdZ

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

      41d105573c282c536df5b46bcdbb0433425ac026c559b24af5ead7d0f0b8013f

    • Size

      2.0MB

    • MD5

      b6e1f5329a80faa306ee6548a7fca2d7

    • SHA1

      03f673ba13e99a96013bd443aab792561493d4db

    • SHA256

      41d105573c282c536df5b46bcdbb0433425ac026c559b24af5ead7d0f0b8013f

    • SHA512

      67131615ee350d0859e90c154024e42f5bdc6a4081518075d39a1ceb57255320b97c94915d94c7aa61fbe441b29a2ffe3cc2b83445eb6ff53f772cc4d0834c9f

    • SSDEEP

      49152:s4K3x1vUuJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18utIuoITsdZ

    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