Analysis

  • max time kernel
    147s
  • max time network
    187s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-11-2022 19:13

General

  • Target

    18773fe84558551679ec26dc05c7ecf4d1e035790f0a2cb13c934e309c5b0e75.exe

  • Size

    444KB

  • MD5

    327e81baa6ab91ba7d61306422cdcc39

  • SHA1

    0e2c0f371b55ea054972fdfe4aaafacc7dade157

  • SHA256

    18773fe84558551679ec26dc05c7ecf4d1e035790f0a2cb13c934e309c5b0e75

  • SHA512

    084a014e33dc92a4a6e29357834515d6c41fa69d3ff5d537eca20d221c68d1b00d0e655181b7735e617c27d03194c8641415693d69f661d4f2c0dd4fb78ca3bc

  • SSDEEP

    12288:Iq8q3C4c0C3jaJBaPHaKx8Xk8NxagaElleY:/8czc3Ywt8XzNxagaClz

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
  • UPX packed file 8 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Modifies registry class 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\18773fe84558551679ec26dc05c7ecf4d1e035790f0a2cb13c934e309c5b0e75.exe
    "C:\Users\Admin\AppData\Local\Temp\18773fe84558551679ec26dc05c7ecf4d1e035790f0a2cb13c934e309c5b0e75.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1356
    • C:\Users\Admin\AppData\Local\Temp\18773fe84558551679ec26dc05c7ecf4d1e035790f0a2cb13c934e309c5b0e75.exe
      "C:\Users\Admin\AppData\Local\Temp\18773fe84558551679ec26dc05c7ecf4d1e035790f0a2cb13c934e309c5b0e75.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:3800
      • C:\Users\Admin\AppData\Local\Temp\18773fe84558551679ec26dc05c7ecf4d1e035790f0a2cb13c934e309c5b0e75.exe
        "C:\Users\Admin\AppData\Local\Temp\18773fe84558551679ec26dc05c7ecf4d1e035790f0a2cb13c934e309c5b0e75.exe" /scomma C:\Users\Admin\AppData\Local\Temp\data.dmp
        3⤵
          PID:1312
        • C:\Users\Admin\AppData\Local\Temp\18773fe84558551679ec26dc05c7ecf4d1e035790f0a2cb13c934e309c5b0e75.exe
          "C:\Users\Admin\AppData\Local\Temp\18773fe84558551679ec26dc05c7ecf4d1e035790f0a2cb13c934e309c5b0e75.exe" /scomma C:\Users\Admin\AppData\Local\Temp\data1.dmp
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4916
        • C:\Users\Admin\AppData\Local\Temp\18773fe84558551679ec26dc05c7ecf4d1e035790f0a2cb13c934e309c5b0e75.exe
          "C:\Users\Admin\AppData\Local\Temp\18773fe84558551679ec26dc05c7ecf4d1e035790f0a2cb13c934e309c5b0e75.exe" /scomma C:\Users\Admin\AppData\Local\Temp\data2.dmp
          3⤵
          • Accesses Microsoft Outlook accounts
          PID:1372

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1312-148-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/1312-139-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/1312-155-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/1372-149-0x0000000000400000-0x000000000041F000-memory.dmp

      Filesize

      124KB

    • memory/1372-145-0x0000000000400000-0x000000000041F000-memory.dmp

      Filesize

      124KB

    • memory/1372-153-0x0000000000400000-0x000000000041F000-memory.dmp

      Filesize

      124KB

    • memory/1372-152-0x0000000000400000-0x000000000041F000-memory.dmp

      Filesize

      124KB

    • memory/3800-136-0x0000000000400000-0x000000000045F000-memory.dmp

      Filesize

      380KB

    • memory/3800-147-0x0000000000400000-0x000000000045F000-memory.dmp

      Filesize

      380KB

    • memory/3800-135-0x0000000000400000-0x000000000045F000-memory.dmp

      Filesize

      380KB

    • memory/3800-137-0x0000000000400000-0x000000000045F000-memory.dmp

      Filesize

      380KB

    • memory/4916-150-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/4916-151-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/4916-142-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/4916-154-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB