Analysis

  • max time kernel
    298s
  • max time network
    303s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    13/06/2024, 23:58

General

  • Target
    c93b4b7fd43972e40e8977ae4ac460d48e3c5e0ed0362bae7cab64cb052d9b23.exe
  • Size 521KB
  • Sample240613-31csbawfqd
  • SHA256 c93b4b7fd43972e40e8977ae4ac460d48e3c5e0ed0362bae7cab64cb052d9b23
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • NirSoft MailPassView 2 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 3 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 7 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c93b4b7fd43972e40e8977ae4ac460d48e3c5e0ed0362bae7cab64cb052d9b23.exe
    "C:\Users\Admin\AppData\Local\Temp\c93b4b7fd43972e40e8977ae4ac460d48e3c5e0ed0362bae7cab64cb052d9b23.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2304
    • C:\Users\Admin\AppData\Local\Temp\c93b4b7fd43972e40e8977ae4ac460d48e3c5e0ed0362bae7cab64cb052d9b23.exe
      C:\Users\Admin\AppData\Local\Temp\c93b4b7fd43972e40e8977ae4ac460d48e3c5e0ed0362bae7cab64cb052d9b23.exe /stext "C:\Users\Admin\AppData\Local\Temp\qfrroxqabxnebeshvnautjxswezpanapd"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:4016
    • C:\Users\Admin\AppData\Local\Temp\c93b4b7fd43972e40e8977ae4ac460d48e3c5e0ed0362bae7cab64cb052d9b23.exe
      C:\Users\Admin\AppData\Local\Temp\c93b4b7fd43972e40e8977ae4ac460d48e3c5e0ed0362bae7cab64cb052d9b23.exe /stext "C:\Users\Admin\AppData\Local\Temp\bzwbp"
      2⤵
      • Accesses Microsoft Outlook accounts
      PID:3308
    • C:\Users\Admin\AppData\Local\Temp\c93b4b7fd43972e40e8977ae4ac460d48e3c5e0ed0362bae7cab64cb052d9b23.exe
      C:\Users\Admin\AppData\Local\Temp\c93b4b7fd43972e40e8977ae4ac460d48e3c5e0ed0362bae7cab64cb052d9b23.exe /stext "C:\Users\Admin\AppData\Local\Temp\lbbuphuv"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4632

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        logs.dat

        • Path C:\ProgramData\remcos\logs.dat
        • Size 144B
        • SHA256 8ccc34b7ce1e58a315d3368278ef48444c9713b614316c6b6fa4a63886140008
        • MD5 SHA1 SHA512

        qfrroxqabxnebeshvnautjxswezpanapd

        • Path C:\Users\Admin\AppData\Local\Temp\qfrroxqabxnebeshvnautjxswezpanapd
        • Size 4KB
        • SHA256 4bcd9431ddec18b317d0846b2aba64b064b54ea2639e64388ea00f6e559dbb34
        • MD5 SHA1 SHA512 SSDEEP

        memory/2304-30-0x0000000010000000-0x0000000010019000-memory.dmp

        memory/2304-31-0x0000000010000000-0x0000000010019000-memory.dmp

        memory/2304-27-0x0000000010000000-0x0000000010019000-memory.dmp

        memory/3308-7-0x0000000000400000-0x0000000000462000-memory.dmp

        memory/3308-5-0x0000000000400000-0x0000000000462000-memory.dmp

        memory/3308-12-0x0000000000400000-0x0000000000462000-memory.dmp

        memory/3308-2-0x0000000000400000-0x0000000000462000-memory.dmp

        memory/4016-8-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4016-6-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4016-10-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4016-1-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4016-24-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/4632-15-0x0000000000400000-0x0000000000424000-memory.dmp

        memory/4632-19-0x0000000000400000-0x0000000000424000-memory.dmp

        memory/4632-17-0x0000000000430000-0x00000000004F5000-memory.dmp

        memory/4632-16-0x0000000000400000-0x0000000000424000-memory.dmp

        memory/4632-14-0x0000000000400000-0x0000000000424000-memory.dmp