Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    f8edb0c4032771d013c40c00749ae520d621e70b2d94f27dc6c9f6b6b12bbb16

  • Size

    2.0MB

  • Sample

    240526-ce4qssbe74

  • MD5

    484b69064d84eff444b650edc8e7cf63

  • SHA1

    e4e56e9405680f3d7e1d759437d04c0ea738ed5c

  • SHA256

    f8edb0c4032771d013c40c00749ae520d621e70b2d94f27dc6c9f6b6b12bbb16

  • SHA512

    ce3f02e6351367986c801c80b892d49cc925ea05649da5026e217a7b6c2db58130c23f51ef3d3425d1e1d08cf915be4adcb2493468ff7aa38d6dbc18f07e1d22

  • SSDEEP

    49152:s4K3x1vUmJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18mtIuoITsdZ

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

      f8edb0c4032771d013c40c00749ae520d621e70b2d94f27dc6c9f6b6b12bbb16

    • Size

      2.0MB

    • MD5

      484b69064d84eff444b650edc8e7cf63

    • SHA1

      e4e56e9405680f3d7e1d759437d04c0ea738ed5c

    • SHA256

      f8edb0c4032771d013c40c00749ae520d621e70b2d94f27dc6c9f6b6b12bbb16

    • SHA512

      ce3f02e6351367986c801c80b892d49cc925ea05649da5026e217a7b6c2db58130c23f51ef3d3425d1e1d08cf915be4adcb2493468ff7aa38d6dbc18f07e1d22

    • SSDEEP

      49152:s4K3x1vUmJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18mtIuoITsdZ

    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