Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    935fad531073e228253cb36c7fa313ff4e97e5c474df1676f584cbbbb1477ec5

  • Size

    2.0MB

  • Sample

    240526-xdds7sgf73

  • MD5

    482ddb12b7d0be49a1de31e6da52ee16

  • SHA1

    01944c98305d3d0fd4c82a53b6b2977ed936b3a5

  • SHA256

    935fad531073e228253cb36c7fa313ff4e97e5c474df1676f584cbbbb1477ec5

  • SHA512

    90e574194a3fe836948e952fd52c1a00639ddf04e7b5e20451fb25d21f3d50591f7719adafdf34d776714714f32b86e1940246b50343cb651ab5ff3e82f00385

  • SSDEEP

    49152:OePpQEpJtTF+TxMoxc1TU+j+dAzGwlrh:OePpQEptIuoITsdZ

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

      935fad531073e228253cb36c7fa313ff4e97e5c474df1676f584cbbbb1477ec5

    • Size

      2.0MB

    • MD5

      482ddb12b7d0be49a1de31e6da52ee16

    • SHA1

      01944c98305d3d0fd4c82a53b6b2977ed936b3a5

    • SHA256

      935fad531073e228253cb36c7fa313ff4e97e5c474df1676f584cbbbb1477ec5

    • SHA512

      90e574194a3fe836948e952fd52c1a00639ddf04e7b5e20451fb25d21f3d50591f7719adafdf34d776714714f32b86e1940246b50343cb651ab5ff3e82f00385

    • SSDEEP

      49152:OePpQEpJtTF+TxMoxc1TU+j+dAzGwlrh:OePpQEptIuoITsdZ

    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