Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    7cd9953e851584ed61e19ea599c4cab936989f5abd5a87aab84937a5589ac3e1

  • Size

    1.9MB

  • Sample

    240527-pdsy5abc8y

  • MD5

    e783facbfa86774f4d9ffa84420efcf0

  • SHA1

    c05be441d10c97e7aca0430a76f54b3e9fb1f56a

  • SHA256

    7cd9953e851584ed61e19ea599c4cab936989f5abd5a87aab84937a5589ac3e1

  • SHA512

    1bfdc55447e5b0ddce6017dbad9bbbd067f6f230fe47dd9b4be19c4573d730ce26ceee8a95015a49ccf7b798d2a0ec173cc6496960f7885183fa55a6a5e32b42

  • SSDEEP

    49152:CdKfTn6v+JtTF+TxMoxc1TU+j+dAzGwlrh:CdKfTnttIuoITsdZ

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

      7cd9953e851584ed61e19ea599c4cab936989f5abd5a87aab84937a5589ac3e1

    • Size

      1.9MB

    • MD5

      e783facbfa86774f4d9ffa84420efcf0

    • SHA1

      c05be441d10c97e7aca0430a76f54b3e9fb1f56a

    • SHA256

      7cd9953e851584ed61e19ea599c4cab936989f5abd5a87aab84937a5589ac3e1

    • SHA512

      1bfdc55447e5b0ddce6017dbad9bbbd067f6f230fe47dd9b4be19c4573d730ce26ceee8a95015a49ccf7b798d2a0ec173cc6496960f7885183fa55a6a5e32b42

    • SSDEEP

      49152:CdKfTn6v+JtTF+TxMoxc1TU+j+dAzGwlrh:CdKfTnttIuoITsdZ

    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