Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    9f1f42bdfa3c425d137fbb5d203d5a715e404a7568520f71f91ae2eeaccaef09

  • Size

    1.9MB

  • Sample

    240528-dvrxlscg8w

  • MD5

    3f281c3c99a32fb8fadea3b47c94a219

  • SHA1

    ab04da3f7d1f351406e036a37e50a50314356b8f

  • SHA256

    9f1f42bdfa3c425d137fbb5d203d5a715e404a7568520f71f91ae2eeaccaef09

  • SHA512

    faa81584b3a59729b3a72ad4dcec54bbbd6d967366d836c89d180bf849af284e7cbc0b5f9bbe62bfc70ef8cd4045ce41cac5bc8e8d3e8e9c7fb288af92beba7c

  • SSDEEP

    49152:CdKfTn6vCJtTF+TxMoxc1TU+j+dAzGwlrh:CdKfTnZtIuoITsdZ

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

      9f1f42bdfa3c425d137fbb5d203d5a715e404a7568520f71f91ae2eeaccaef09

    • Size

      1.9MB

    • MD5

      3f281c3c99a32fb8fadea3b47c94a219

    • SHA1

      ab04da3f7d1f351406e036a37e50a50314356b8f

    • SHA256

      9f1f42bdfa3c425d137fbb5d203d5a715e404a7568520f71f91ae2eeaccaef09

    • SHA512

      faa81584b3a59729b3a72ad4dcec54bbbd6d967366d836c89d180bf849af284e7cbc0b5f9bbe62bfc70ef8cd4045ce41cac5bc8e8d3e8e9c7fb288af92beba7c

    • SSDEEP

      49152:CdKfTn6vCJtTF+TxMoxc1TU+j+dAzGwlrh:CdKfTnZtIuoITsdZ

    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 Enterprise v15

Tasks