Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    a1068a7f11c34bf5b334e9066c45090d2e88988e1884038b956c8d04ee48629e

  • Size

    1.9MB

  • Sample

    240527-j6958aed48

  • MD5

    399b1d71d20c9221f4a73528dba58f84

  • SHA1

    62224bec32222175513cc82f9abefc69feb62eaf

  • SHA256

    a1068a7f11c34bf5b334e9066c45090d2e88988e1884038b956c8d04ee48629e

  • SHA512

    fe0fd0d8e01ee43e8128325347c6012cd8e7cee5f5b8f89240c259bb40447d589e3baa3c903f183f3476a135d03aac687490735895adef690ee2fc7b3402c897

  • SSDEEP

    49152:CdKfTn6vaJtTF+TxMoxc1TU+j+dAzGwlrh:CdKfTnBtIuoITsdZ

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

      a1068a7f11c34bf5b334e9066c45090d2e88988e1884038b956c8d04ee48629e

    • Size

      1.9MB

    • MD5

      399b1d71d20c9221f4a73528dba58f84

    • SHA1

      62224bec32222175513cc82f9abefc69feb62eaf

    • SHA256

      a1068a7f11c34bf5b334e9066c45090d2e88988e1884038b956c8d04ee48629e

    • SHA512

      fe0fd0d8e01ee43e8128325347c6012cd8e7cee5f5b8f89240c259bb40447d589e3baa3c903f183f3476a135d03aac687490735895adef690ee2fc7b3402c897

    • SSDEEP

      49152:CdKfTn6vaJtTF+TxMoxc1TU+j+dAzGwlrh:CdKfTnBtIuoITsdZ

    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