Overview

overview

10

Static

static

1

aa97786e9a...d9.exe

windows7-x64

10

aa97786e9a...d9.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    aa97786e9adf76f6defc26e6dae534e5c274cac67b85e53b1386e5aae31d5ed9.exe
  • Size 4.0MB
  • Sample240616-bq65matclb
  • SHA256 aa97786e9adf76f6defc26e6dae534e5c274cac67b85e53b1386e5aae31d5ed9
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
stealcvidarstealer

Malware Config

Extracted

Family

  • stealc

rc4.plain

Extracted

Family

  • vidar

C2

  • https://88.99.127.107

  • https://t.me/memve4erin

  • https://steamcommunity.com/profiles/76561199699680841

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:129.0) Gecko/20100101 Firefox/129.0

Targets

    • Target
      aa97786e9adf76f6defc26e6dae534e5c274cac67b85e53b1386e5aae31d5ed9.exe
    • Size 4.0MB
    • SHA256 aa97786e9adf76f6defc26e6dae534e5c274cac67b85e53b1386e5aae31d5ed9
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    stealcvidarstealer

    • Detect Vidar Stealer

      stealer

    • Stealc

      Stealc is an infostealer written in C++.

      stealerstealc

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

      stealervidar

    • Detects Windows executables referencing non-Windows User-Agents

    • Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion

    • Detects executables containing potential Windows Defender anti-emulation checks

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks