Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    83d8ff013b77bccdaa0a72864ff4a37db218ab1e1140c2c4f142109fc1a14b90

  • Size

    2.0MB

  • Sample

    240525-xv7slseh41

  • MD5

    275b754d29bc47c0bb6b107d300dc4a7

  • SHA1

    27e28b2d9f7d50c9efdcc6302d85c05402092c4e

  • SHA256

    83d8ff013b77bccdaa0a72864ff4a37db218ab1e1140c2c4f142109fc1a14b90

  • SHA512

    0d68e747bb3b694b681ffce36d94fdf0852e6621a6aaac2b6b4939a0f221451d3575ec601d550b6a38e292981a8b3545301c49b246992feee97e9d09d43baece

  • SSDEEP

    49152:s4K3x1vUaJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18atIuoITsdZ

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

      83d8ff013b77bccdaa0a72864ff4a37db218ab1e1140c2c4f142109fc1a14b90

    • Size

      2.0MB

    • MD5

      275b754d29bc47c0bb6b107d300dc4a7

    • SHA1

      27e28b2d9f7d50c9efdcc6302d85c05402092c4e

    • SHA256

      83d8ff013b77bccdaa0a72864ff4a37db218ab1e1140c2c4f142109fc1a14b90

    • SHA512

      0d68e747bb3b694b681ffce36d94fdf0852e6621a6aaac2b6b4939a0f221451d3575ec601d550b6a38e292981a8b3545301c49b246992feee97e9d09d43baece

    • SSDEEP

      49152:s4K3x1vUaJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18atIuoITsdZ

    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