Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    a783623aa29f5aa151f4b0c9f629900031ecd3c49ee10b63e496449a88822dd3

  • Size

    1.9MB

  • Sample

    240528-bwacvaag52

  • MD5

    d733cea23e05743a45eeec453f5001b0

  • SHA1

    71faca7fa800d2aee91d331b3c8cf23dd9b522c4

  • SHA256

    a783623aa29f5aa151f4b0c9f629900031ecd3c49ee10b63e496449a88822dd3

  • SHA512

    3bab6d1f55b68a238d8bf5305a99c2b7dd33d503e1a41b3f3e20b65e3733e72992d2d6e6f44164bc68527c49e4e89c44b7c4a4d88ae93fe30af2a30a058bb184

  • SSDEEP

    49152:CdKfTn6vyJtTF+TxMoxc1TU+j+dAzGwlrh:CdKfTn5tIuoITsdZ

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

      a783623aa29f5aa151f4b0c9f629900031ecd3c49ee10b63e496449a88822dd3

    • Size

      1.9MB

    • MD5

      d733cea23e05743a45eeec453f5001b0

    • SHA1

      71faca7fa800d2aee91d331b3c8cf23dd9b522c4

    • SHA256

      a783623aa29f5aa151f4b0c9f629900031ecd3c49ee10b63e496449a88822dd3

    • SHA512

      3bab6d1f55b68a238d8bf5305a99c2b7dd33d503e1a41b3f3e20b65e3733e72992d2d6e6f44164bc68527c49e4e89c44b7c4a4d88ae93fe30af2a30a058bb184

    • SSDEEP

      49152:CdKfTn6vyJtTF+TxMoxc1TU+j+dAzGwlrh:CdKfTn5tIuoITsdZ

    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