Analysis

  • max time kernel
    129s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    02/06/2024, 00:52

General

  • Target

    a313becb91924d928275537279835de37e46eb3bfa19dd72d2b2bed32be8f49d.exe

  • Size

    28KB

  • MD5

    231dbbd4d6a4ffee4701ac5cf554eed6

  • SHA1

    f0c92286fd7a15b619792245eb54b5355874ac84

  • SHA256

    a313becb91924d928275537279835de37e46eb3bfa19dd72d2b2bed32be8f49d

  • SHA512

    3604dc4cd40627e0b160bde06b20cfc44c87c6f20b55bb216c22c0faeec1a93efd051d137e29cd18781edd8c09c925383af9ea3871fc3b8abf02c7b9546fe3c2

  • SSDEEP

    768:uxckEEd62J7F3Gih1uTRTUzT81V3/QoGqVBgP:cc3jiF2ihRGV343

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a313becb91924d928275537279835de37e46eb3bfa19dd72d2b2bed32be8f49d.exe
    "C:\Users\Admin\AppData\Local\Temp\a313becb91924d928275537279835de37e46eb3bfa19dd72d2b2bed32be8f49d.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2020
    • C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe
      "C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      PID:2904

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • \Users\Admin\AppData\Local\Temp\codecsupdater.exe

          Filesize

          28KB

          MD5

          23bfa730f970899fafde0457c9f3d515

          SHA1

          99abbb1ea2374532e7a35795b01a1243608fc020

          SHA256

          d9d8bb58cd50166d045a7982911e431a197bb9c13614c9d45bb7cc2b9c6198bb

          SHA512

          b39a2b2ccd98ba3785aa12867a6ac49487b6a755d1edfebcfc570e394a58b84e606664079ade9cdfbaa035d02579c38533f9da8cea1ee9ac16deb1d308febe71

        • memory/2020-1-0x0000000000401000-0x0000000000402000-memory.dmp

          Filesize

          4KB

        • memory/2904-8-0x0000000000400000-0x0000000000407000-memory.dmp

          Filesize

          28KB