Analysis

  • max time kernel
    91s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/10/2024, 17:32

General

  • Target
    c89c82ab6576a83a2a32bbffe44ef4d7.exe
  • Size 493KB
  • Sample241007-v4as5a1amp
  • SHA256 11cb48154b2285d427e5f3bff51c1dde9f59a8b8cfd04fa4d3d3f6e4b0124d44
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • stealc

Botnet
  • default6_doz

C2
  • http://62.204.41.150

Attributes
  • url_path

    /edd20096ecef326d.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 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c89c82ab6576a83a2a32bbffe44ef4d7.exe
    "C:\Users\Admin\AppData\Local\Temp\c89c82ab6576a83a2a32bbffe44ef4d7.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3064
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3396
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3064 -s 252
      2⤵
      • Program crash
      PID:476
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3064 -ip 3064
    1⤵
      PID:3812

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/3064-0-0x0000000000C5A000-0x0000000000C5B000-memory.dmp

          memory/3396-1-0x0000000000400000-0x0000000000661000-memory.dmp

          memory/3396-3-0x0000000000400000-0x0000000000661000-memory.dmp

          memory/3396-4-0x0000000000400000-0x0000000000661000-memory.dmp

          memory/3396-5-0x0000000000400000-0x0000000000661000-memory.dmp