Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    53e255e08125e37390f46ad04bc157b54932854c03d4fda7b12972fbe87b3bb1

  • Size

    2.0MB

  • Sample

    240526-znt92scf67

  • MD5

    84a0e6c0b89914887491c4f7b5428842

  • SHA1

    99862d8e2aa8500afb58d3693a2d2591033a18c2

  • SHA256

    53e255e08125e37390f46ad04bc157b54932854c03d4fda7b12972fbe87b3bb1

  • SHA512

    0305232edbe1551ab2621f9cc234b75edc675900a7c5b65297434a6e545409b0009461a8b3c43bce5a37a07f91698272da6958be7663fe029ab86972d3a5d79f

  • SSDEEP

    49152:OePpQEFJtTF+TxMoxc1TU+j+dAzGwlrh:OePpQEFtIuoITsdZ

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

      53e255e08125e37390f46ad04bc157b54932854c03d4fda7b12972fbe87b3bb1

    • Size

      2.0MB

    • MD5

      84a0e6c0b89914887491c4f7b5428842

    • SHA1

      99862d8e2aa8500afb58d3693a2d2591033a18c2

    • SHA256

      53e255e08125e37390f46ad04bc157b54932854c03d4fda7b12972fbe87b3bb1

    • SHA512

      0305232edbe1551ab2621f9cc234b75edc675900a7c5b65297434a6e545409b0009461a8b3c43bce5a37a07f91698272da6958be7663fe029ab86972d3a5d79f

    • SSDEEP

      49152:OePpQEFJtTF+TxMoxc1TU+j+dAzGwlrh:OePpQEFtIuoITsdZ

    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