Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    e84ae2d487510e04fc032f22ded61612cca841f1fec9cc884f37a84725ef3de9

  • Size

    2.0MB

  • Sample

    240525-ty9vlaae5x

  • MD5

    c730c2b769614ec6da1632c62d7c9ced

  • SHA1

    b2228b89632e292c145edb026fbc089ec241c628

  • SHA256

    e84ae2d487510e04fc032f22ded61612cca841f1fec9cc884f37a84725ef3de9

  • SHA512

    930e15eaa0204d1f0ac40d6344252cf7d2c8f7530e2a6541a0a129644f2e36d96097dc11591114d1698f3aae9ea8a5b5a0c70dda35f1ae4366c699f48f9fd573

  • SSDEEP

    49152:s4K3x1vUWJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18WtIuoITsdZ

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

      e84ae2d487510e04fc032f22ded61612cca841f1fec9cc884f37a84725ef3de9

    • Size

      2.0MB

    • MD5

      c730c2b769614ec6da1632c62d7c9ced

    • SHA1

      b2228b89632e292c145edb026fbc089ec241c628

    • SHA256

      e84ae2d487510e04fc032f22ded61612cca841f1fec9cc884f37a84725ef3de9

    • SHA512

      930e15eaa0204d1f0ac40d6344252cf7d2c8f7530e2a6541a0a129644f2e36d96097dc11591114d1698f3aae9ea8a5b5a0c70dda35f1ae4366c699f48f9fd573

    • SSDEEP

      49152:s4K3x1vUWJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18WtIuoITsdZ

    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