Overview

overview

10

Static

static

3

33ccd86213...aN.exe

windows7-x64

10

33ccd86213...aN.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-09-2024 00:02

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General

  • Target

    33ccd86213fe370b911cb18788858ccf4652316ded94699b41a8a3059196ff8aN.exe

  • Size

    206KB

  • MD5

    caa5d030fce8e086b1f92ad8f2081d40

  • SHA1

    b77999baa2f166c1f07894fdc1fc8a96d3c4ef81

  • SHA256

    33ccd86213fe370b911cb18788858ccf4652316ded94699b41a8a3059196ff8a

  • SHA512

    f824f6f1ee86943b8e0c9c170146410626d1b0eb071b682fe92bbbd07b05abad668238354b0fac33cb19ffc078921ff0abe0824b267d1b443a870961829c5d07

  • SSDEEP

    1536:/fsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbJd2:/VqoCl/YgjxEufVU0TbTyDDalb2

Score
10/10
discoveryevasionpersistence

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
    evasion
  • Executes dropped EXE 4 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
    persistence
  • Drops file in System32 directory 2 IoCs
  • Drops file in Windows directory 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\33ccd86213fe370b911cb18788858ccf4652316ded94699b41a8a3059196ff8aN.exe
    "C:\Users\Admin\AppData\Local\Temp\33ccd86213fe370b911cb18788858ccf4652316ded94699b41a8a3059196ff8aN.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5112
    • \??\c:\windows\resources\themes\explorer.exe
      c:\windows\resources\themes\explorer.exe
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in System32 directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1540
      • \??\c:\windows\resources\spoolsv.exe
        c:\windows\resources\spoolsv.exe SE
        3⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:5092
        • \??\c:\windows\resources\svchost.exe
          c:\windows\resources\svchost.exe
          4⤵
          • Modifies visiblity of hidden/system files in Explorer
          • Executes dropped EXE
          • Adds Run key to start application
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:5024
          • \??\c:\windows\resources\spoolsv.exe
            c:\windows\resources\spoolsv.exe PR
            5⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            • Suspicious use of SetWindowsHookEx
            PID:3628

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\Resources\Themes\explorer.exe
    Filesize

    206KB

    MD5

    ee2f43df173fdf2a1f9477ba012368a9

    SHA1

    6406b81bc4a2c35f1169aa4be2390874c6a4b038

    SHA256

    c6b0b527c2d4b9429018721e499824e2370eefe0fba6a6e10623f32d7fbd3c3c

    SHA512

    9e304a8c5ea6b402acdc7de0c775e9eb97a2949b7358736ad4d06d2714eab752b26b5e5bb71cbbe20ff905fd25b5984dcd976eb4e9832c2cb45d4e838442a793

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  • C:\Windows\Resources\spoolsv.exe
    Filesize

    206KB

    MD5

    ee1bf8382672e9a8a8cc74b19eb8142f

    SHA1

    3f318c8326e5ec93b2e764af53fd819e4875ee0b

    SHA256

    de87d782fc35c9fbaa7b012e9f9dc53119f7ca855e36ed5d5ae6f55190d3b1b9

    SHA512

    d786977b167561366778df7ec3dade7d644893adb0ff22a8951248e58a3a8cbe7d6fabc98a5dcc8fccf992067807bbd0d095aa8e7e5be77a95de9c4d8b4334b5

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  • C:\Windows\Resources\svchost.exe
    Filesize

    206KB

    MD5

    008c4bebe93836f4a56119ea8d2cad0b

    SHA1

    808046e0af4c5e5131d741b1fd0d11e25cea28d1

    SHA256

    42d7220ad812cfb792847fcbf4df1f65301ed80754375f69038f591de802756c

    SHA512

    aa115f619fbfdf9f52c02faca8836f7efd273b6e9467b943538b453fa527dde6e5b4b6913086d083a57c73fa42958004c1da43fa499eae78b1d19038ebbb42ee

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  • memory/1540-35-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

    Download

  • memory/3628-32-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

    Download

  • memory/5024-36-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

    Download

  • memory/5092-33-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

    Download

  • memory/5112-0-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

    Download

  • memory/5112-34-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

    Download