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Analysis

  • max time kernel
    117s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    18/09/2024, 01:35

General

  • Target

    bf4bd835390e2607c737360a2527ea292bd0451507f93b623d3f9bbf4036c2fe.exe

  • Size

    216KB

  • MD5

    082c8a659fa07a63f6078b1cbd00ae2a

  • SHA1

    ad6838c2971e01120b5f1c4a264d090c74fa0816

  • SHA256

    bf4bd835390e2607c737360a2527ea292bd0451507f93b623d3f9bbf4036c2fe

  • SHA512

    57eeb9cf08eb6d68941b029465771fb5f5aedb34f73d06212f0480f5cccf72873d6c75abf5346d8c352c65fbe5959dbc9323015b35416b278db999f6304a0b6a

  • SSDEEP

    6144:XTlqP0Xx9vlkheKNH+exE+NkO24Y9EV9GEO:jlbXLCh8ElCNEV9GEO

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\bf4bd835390e2607c737360a2527ea292bd0451507f93b623d3f9bbf4036c2fe.exe
    "C:\Users\Admin\AppData\Local\Temp\bf4bd835390e2607c737360a2527ea292bd0451507f93b623d3f9bbf4036c2fe.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2520
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:1632
      • 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:1924
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1924 -s 252
          3⤵
          • Program crash
          PID:2772

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1924-13-0x0000000000400000-0x0000000000643000-memory.dmp

      Filesize

      2.3MB

    • memory/1924-6-0x0000000000400000-0x0000000000643000-memory.dmp

      Filesize

      2.3MB

    • memory/1924-17-0x0000000000400000-0x0000000000643000-memory.dmp

      Filesize

      2.3MB

    • memory/1924-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/1924-14-0x0000000000400000-0x0000000000643000-memory.dmp

      Filesize

      2.3MB

    • memory/1924-9-0x0000000000400000-0x0000000000643000-memory.dmp

      Filesize

      2.3MB

    • memory/1924-8-0x0000000000400000-0x0000000000643000-memory.dmp

      Filesize

      2.3MB

    • memory/1924-5-0x0000000000400000-0x0000000000643000-memory.dmp

      Filesize

      2.3MB

    • memory/1924-7-0x0000000000400000-0x0000000000643000-memory.dmp

      Filesize

      2.3MB

    • memory/2520-1-0x00000000012F0000-0x0000000001328000-memory.dmp

      Filesize

      224KB

    • memory/2520-0-0x00000000740BE000-0x00000000740BF000-memory.dmp

      Filesize

      4KB

    • memory/2520-4-0x00000000740B0000-0x000000007479E000-memory.dmp

      Filesize

      6.9MB

    • memory/2520-15-0x00000000740B0000-0x000000007479E000-memory.dmp

      Filesize

      6.9MB

    • memory/2520-2-0x00000000740B0000-0x000000007479E000-memory.dmp

      Filesize

      6.9MB