Analysis

  • max time kernel
    142s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/08/2023, 02:35

General

  • Target
    SecuriteInfo.com.Win32.PWSX-gen.819.30212.exe
  • Size 755KB
  • Sample230810-c21yeshb44
  • SHA256 1eba4559ea8e4c4a53804b0258ff3be6082861bd6f9b4b33876c4cb8bba5e407
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    smtp.hengshlusa.com

  • Port

    587

  • Password

    ASH#898usbj

Signatures

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.819.30212.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.819.30212.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1352
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.819.30212.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.819.30212.exe"
      2⤵
        PID:1828
      • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.819.30212.exe
        "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.819.30212.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1704

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          memory/1352-141-0x0000000008DD0000-0x0000000008E6C000-memory.dmp

          memory/1352-133-0x00000000000B0000-0x0000000000174000-memory.dmp

          memory/1352-135-0x0000000005180000-0x0000000005724000-memory.dmp

          memory/1352-136-0x0000000004BD0000-0x0000000004C62000-memory.dmp

          memory/1352-137-0x0000000004B10000-0x0000000004B20000-memory.dmp

          memory/1352-138-0x0000000004B40000-0x0000000004B4A000-memory.dmp

          memory/1352-139-0x0000000075120000-0x00000000758D0000-memory.dmp

          memory/1352-140-0x0000000004B10000-0x0000000004B20000-memory.dmp

          memory/1352-134-0x0000000075120000-0x00000000758D0000-memory.dmp

          memory/1352-146-0x0000000075120000-0x00000000758D0000-memory.dmp

          memory/1704-142-0x0000000000400000-0x0000000000444000-memory.dmp

          memory/1704-145-0x0000000004F30000-0x0000000004F40000-memory.dmp

          memory/1704-143-0x0000000075120000-0x00000000758D0000-memory.dmp

          memory/1704-147-0x0000000005040000-0x00000000050A6000-memory.dmp

          memory/1704-148-0x0000000005D00000-0x0000000005D50000-memory.dmp

          memory/1704-149-0x0000000075120000-0x00000000758D0000-memory.dmp

          memory/1704-150-0x0000000004F30000-0x0000000004F40000-memory.dmp