Analysis

  • max time kernel
    90s
  • max time network
    94s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    06/04/2024, 10:09

General

  • Target

    042116ff7a2e493b34d6cf83a665ccc444cdf97c2572536bd691589561b537bd.exe

  • Size

    266KB

  • MD5

    8916a9be3cf2fdb0aed25204eab85d0f

  • SHA1

    dd0727160614ce57a452961834a28e5e4cb2c5af

  • SHA256

    042116ff7a2e493b34d6cf83a665ccc444cdf97c2572536bd691589561b537bd

  • SHA512

    9cc506c2a5ab7576403e704158139e8c534d7ed2e62b0bfca9121f5c2af85ea70cabd857cb189e6f360579e0a724356cf7202244c8092cb2e5508aa9708c6b1f

  • SSDEEP

    3072:rNXEGZJWhfNFC4S60+XoLczrVmXwpC17HjS+/fbC8DcGs/T3H01ne4PK:xXzKdNY49u8rVV+jLHu8DcG001net

Score
7/10
upx

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • UPX packed file 2 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\042116ff7a2e493b34d6cf83a665ccc444cdf97c2572536bd691589561b537bd.exe
    "C:\Users\Admin\AppData\Local\Temp\042116ff7a2e493b34d6cf83a665ccc444cdf97c2572536bd691589561b537bd.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3144
    • C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
      "C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"
      2⤵
      • Executes dropped EXE
      PID:1988
    • C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
      "C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"
      2⤵
      • Executes dropped EXE
      PID:4916

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe

          Filesize

          87KB

          MD5

          368332fca74f48697d842c5f4698ae1d

          SHA1

          0275153a1e62bd0eca0b02168895517ed66aac56

          SHA256

          3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59

          SHA512

          fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5

        • memory/3144-0-0x0000000000300000-0x00000000003A0000-memory.dmp

          Filesize

          640KB

        • memory/3144-14-0x0000000000300000-0x00000000003A0000-memory.dmp

          Filesize

          640KB