Overview

overview

10

Static

static

3

file.exe

windows7-x64

10

file.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    file.exe
  • Size 298KB
  • Sample231202-klez1sah77
  • SHA256 8bcace1ac73adbcc0d5a2bd4addbb5b07c74050f2a231b5f6d2b0d02cb942874
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
stealcdiscoveryspywarestealer

Malware Config

Extracted

Family

  • stealc

C2

  • http://5.42.64.41

Attributes
  • url_path

    /40d570f44e84a454.php

rc4.plain

Targets

    • Target
      file.exe
    • Size 298KB
    • SHA256 8bcace1ac73adbcc0d5a2bd4addbb5b07c74050f2a231b5f6d2b0d02cb942874
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    stealcdiscoveryspywarestealer

    • Stealc

      Stealc is an infostealer written in C++.

      stealerstealc

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks