Analysis

  • max time kernel
    144s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/12/2023, 15:14

General

  • Target
    d5387a97d30e04a3bc0bf18fd3d870bc.exe
  • Size 1.3MB
  • Sample231222-smlg7aada4
  • SHA256 97bae8de5700cc312cf267365454605a7bd70f7987f3eddf36a5b2df45ca8665
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 IoCs

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

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d5387a97d30e04a3bc0bf18fd3d870bc.exe
    "C:\Users\Admin\AppData\Local\Temp\d5387a97d30e04a3bc0bf18fd3d870bc.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4640
    • C:\Users\Admin\AppData\Local\Temp\d5387a97d30e04a3bc0bf18fd3d870bc.exe
      C:\Users\Admin\AppData\Local\Temp\d5387a97d30e04a3bc0bf18fd3d870bc.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:3900

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        d5387a97d30e04a3bc0bf18fd3d870bc.exe

        • Path C:\Users\Admin\AppData\Local\Temp\d5387a97d30e04a3bc0bf18fd3d870bc.exe
        • Size 92KB
        • SHA256 c19c7fb118ec8de8169eb13521c1ddbe31ad0fd28cf84807e1f4245c32696bee
        • MD5 SHA1 SHA512 SSDEEP

        memory/3900-15-0x0000000000400000-0x000000000086A000-memory.dmp

        memory/3900-17-0x0000000001870000-0x0000000001982000-memory.dmp

        memory/3900-16-0x0000000000400000-0x00000000005F2000-memory.dmp

        memory/3900-24-0x0000000000400000-0x000000000086A000-memory.dmp

        memory/4640-1-0x0000000001B60000-0x0000000001C72000-memory.dmp

        memory/4640-2-0x0000000000400000-0x00000000005F2000-memory.dmp

        memory/4640-14-0x0000000000400000-0x00000000005F2000-memory.dmp

        memory/4640-0-0x0000000000400000-0x000000000086A000-memory.dmp