Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    75d83da857a1980966b206d3714bc2fd820a59a3a70e2553a70f770a394ce3ec

  • Size

    2.0MB

  • Sample

    240524-spqjxsaf57

  • MD5

    2d015b6026789c6c08faf04897e8f557

  • SHA1

    b2ea96cdf090e6b56a2b964ad5fe7ea9b429607e

  • SHA256

    75d83da857a1980966b206d3714bc2fd820a59a3a70e2553a70f770a394ce3ec

  • SHA512

    c31c1e6b23f52ce2b40ee9d4ac574c761426e8ac636b24d872d2cf1a5b33d2fd12da520068bd66dbe3738b20650f67be266442cf12f1e0927214605f419ab586

  • SSDEEP

    49152:s4K3x1vUCJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18CtIuoITsdZ

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

      75d83da857a1980966b206d3714bc2fd820a59a3a70e2553a70f770a394ce3ec

    • Size

      2.0MB

    • MD5

      2d015b6026789c6c08faf04897e8f557

    • SHA1

      b2ea96cdf090e6b56a2b964ad5fe7ea9b429607e

    • SHA256

      75d83da857a1980966b206d3714bc2fd820a59a3a70e2553a70f770a394ce3ec

    • SHA512

      c31c1e6b23f52ce2b40ee9d4ac574c761426e8ac636b24d872d2cf1a5b33d2fd12da520068bd66dbe3738b20650f67be266442cf12f1e0927214605f419ab586

    • SSDEEP

      49152:s4K3x1vUCJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18CtIuoITsdZ

    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