Analysis

  • max time kernel
    16s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    25/08/2024, 09:16

General

  • Target

    57716a4b2bcadec1a8ed2a88e33f79e49deb095f18f71eafd05ec18b80c60691.exe

  • Size

    207KB

  • MD5

    ec11395a4f9b30672b9392e14e684c24

  • SHA1

    7459682c7f90430350a850c281b54d6fb877367d

  • SHA256

    57716a4b2bcadec1a8ed2a88e33f79e49deb095f18f71eafd05ec18b80c60691

  • SHA512

    95838000afb3971c47797213e084a9644f30614d9490bae59e948fa0bef2676dbd50b24a930ced759780b705b217a5135514473171a70548a97405c8346e6509

  • SSDEEP

    6144:zeZbxwNM/EdApHB+ACHRmTyMzC/Gm2YsEO:KuMMdGB+5cTyMzmGm9sEO

Malware Config

Extracted

Family

stealc

Botnet

default

C2

http://46.8.231.109

Attributes
  • url_path

    /c4754d4f680ead72.php

Signatures

  • Stealc

    Stealc is an infostealer written in C++.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\57716a4b2bcadec1a8ed2a88e33f79e49deb095f18f71eafd05ec18b80c60691.exe
    "C:\Users\Admin\AppData\Local\Temp\57716a4b2bcadec1a8ed2a88e33f79e49deb095f18f71eafd05ec18b80c60691.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1092
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:1328
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:900
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 900 -s 252
          3⤵
          • Program crash
          PID:2832

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/900-7-0x0000000000400000-0x0000000000643000-memory.dmp

            Filesize

            2.3MB

          • memory/900-12-0x0000000000400000-0x0000000000643000-memory.dmp

            Filesize

            2.3MB

          • memory/900-15-0x0000000000400000-0x0000000000643000-memory.dmp

            Filesize

            2.3MB

          • memory/900-10-0x0000000000400000-0x0000000000643000-memory.dmp

            Filesize

            2.3MB

          • memory/900-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

            Filesize

            4KB

          • memory/900-6-0x0000000000400000-0x0000000000643000-memory.dmp

            Filesize

            2.3MB

          • memory/900-5-0x0000000000400000-0x0000000000643000-memory.dmp

            Filesize

            2.3MB

          • memory/900-4-0x0000000000400000-0x0000000000643000-memory.dmp

            Filesize

            2.3MB

          • memory/900-3-0x0000000000400000-0x0000000000643000-memory.dmp

            Filesize

            2.3MB

          • memory/1092-0-0x000000007495E000-0x000000007495F000-memory.dmp

            Filesize

            4KB

          • memory/1092-1-0x0000000000970000-0x00000000009A8000-memory.dmp

            Filesize

            224KB

          • memory/1092-13-0x0000000074950000-0x000000007503E000-memory.dmp

            Filesize

            6.9MB