Overview

overview

10

Static

static

5

fcb3c3f92d...78.exe

windows7_x64

10

fcb3c3f92d...78.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    115s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    24/05/2022, 20:17

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General

  • Target
    fcb3c3f92d713e6d268245e58e37670d1b6b364a7ee0d0a0b875b9cbc1d69178.exe
  • Size 1.2MB
  • Sample220524-y2pfaaffg8
  • SHA256 fcb3c3f92d713e6d268245e58e37670d1b6b364a7ee0d0a0b875b9cbc1d69178
  • MD5 SHA1 SHA512
Score
10/10
404keyloggercollectionkeyloggerstealer

Malware Config

Signatures

  • 404 Keylogger

    Information stealer and keylogger first seen in 2019.

    stealerkeylogger404keylogger
  • 404 Keylogger Main Executable 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fcb3c3f92d713e6d268245e58e37670d1b6b364a7ee0d0a0b875b9cbc1d69178.exe
    "C:\Users\Admin\AppData\Local\Temp\fcb3c3f92d713e6d268245e58e37670d1b6b364a7ee0d0a0b875b9cbc1d69178.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4792
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v4.0.30319\\\\MSBuild.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:4888
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 1816
        3⤵
        • Program crash
        PID:4516
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v4.0.30319\\\\MSBuild.exe"
      2⤵
        PID:4820
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 4888 -ip 4888
      1⤵
        PID:3484

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            memory/4792-130-0x0000000004200000-0x0000000004238000-memory.dmp
            Download

            memory/4792-132-0x0000000004240000-0x0000000004278000-memory.dmp
            Download

            memory/4888-133-0x0000000000400000-0x0000000000422000-memory.dmp
            Download

            memory/4888-135-0x0000000005790000-0x000000000582C000-memory.dmp
            Download

            memory/4888-134-0x0000000005CA0000-0x0000000006244000-memory.dmp
            Download

            memory/4888-136-0x0000000006700000-0x0000000006766000-memory.dmp
            Download

            memory/4888-137-0x0000000006D80000-0x0000000006F42000-memory.dmp
            Download

            memory/4888-138-0x0000000001570000-0x0000000001602000-memory.dmp
            Download