Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    678d0dc27dde13fa512ccbd731f70d21b3b706d5b461ecd1e4266ee2d412c0e5

  • Size

    2.0MB

  • Sample

    240526-c6bjbscg46

  • MD5

    36ca9ac3b4066caf055e3c56c7ba0c1c

  • SHA1

    a2ae9237b920fad581ec60fbef8bb2525be1c2d0

  • SHA256

    678d0dc27dde13fa512ccbd731f70d21b3b706d5b461ecd1e4266ee2d412c0e5

  • SHA512

    3d7900098be7279f155fb1a62d5a1aa8d863fef9dbf6d0dac2e2b245f11013a6d3816ea0a4c4327a2316a8ea5eb17b4df4e24bb580986e9f988a0490a95d3e48

  • 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

      678d0dc27dde13fa512ccbd731f70d21b3b706d5b461ecd1e4266ee2d412c0e5

    • Size

      2.0MB

    • MD5

      36ca9ac3b4066caf055e3c56c7ba0c1c

    • SHA1

      a2ae9237b920fad581ec60fbef8bb2525be1c2d0

    • SHA256

      678d0dc27dde13fa512ccbd731f70d21b3b706d5b461ecd1e4266ee2d412c0e5

    • SHA512

      3d7900098be7279f155fb1a62d5a1aa8d863fef9dbf6d0dac2e2b245f11013a6d3816ea0a4c4327a2316a8ea5eb17b4df4e24bb580986e9f988a0490a95d3e48

    • 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