Overview

overview

10

Static

static

3

payload_2223.exe

windows10-2004-x64

10

payload_2223.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    payload_2223.exe
  • Size 5.2MB
  • Sample251017-z91c7ae14c
  • SHA256 cabf319baf5f3c955f6e251d101bdc61a1d7c3ced40e3f313c7d43f8571c00dd
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
deerstealerdonutloaderhijackloaderdiscoveryloaderspywarestealer

Malware Config

Extracted

Family

  • hijackloader

Attributes
  • directory

    %APPDATA%\EBJWriter

  • inject_dll

    %windir%\SysWOW64\pla.dll

xor.hex

Targets

    • Target
      payload_2223.exe
    • Size 5.2MB
    • SHA256 cabf319baf5f3c955f6e251d101bdc61a1d7c3ced40e3f313c7d43f8571c00dd
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    discoverydeerstealerdonutloaderhijackloaderloaderspywarestealer

    • DeerStealer

      DeerStealer is a sophisticated information stealer written in C++.

      stealerdeerstealer

    • Deerstealer family

      deerstealer

    • Detects DeerStealer

      stealer

    • Detects DonutLoader

      loader

    • Detects HijackLoader (aka IDAT Loader)

    • DonutLoader

      DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.

      loaderdonutloader

    • Donutloader family

      donutloader

    • HijackLoader

      HijackLoader is a multistage loader first seen in 2023.

      loaderhijackloader

    • Hijackloader family

      hijackloader

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks