Analysis

  • max time kernel
    93s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-02-2024 17:13

General

  • Target

    99b1d80ea91ddcfb7e80ff7764c72e41.dll

  • Size

    52KB

  • MD5

    99b1d80ea91ddcfb7e80ff7764c72e41

  • SHA1

    f3977e91afdceb194058ac2208776751c0fff15f

  • SHA256

    55a93bc8562787b9fc57486ba928943a96ebb6720cbb6d4fa9b46e71d1f78193

  • SHA512

    7d292e3840aecda774978151bb2ac901f8ab72888de1fa4569033339f9d9f7d9d0d475244acbd43e0b0bb3db29c4762295241e33494caa541b75d12a05a43221

  • SSDEEP

    1536:soa1lMWiF/AN96sgi7Ar78cCvyr3HaNva5Pv:SMWi2U4fcCvyLccv

Score
7/10
upx

Malware Config

Signatures

  • UPX packed file 1 IoCs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\99b1d80ea91ddcfb7e80ff7764c72e41.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3112
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\99b1d80ea91ddcfb7e80ff7764c72e41.dll,#1
      2⤵
        PID:1496

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1496-0-0x0000000010000000-0x000000001000E000-memory.dmp

      Filesize

      56KB