Overview

overview

10

Static

static

3

fcf963cf7f...0N.exe

windows7-x64

10

fcf963cf7f...0N.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    120s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-09-2024 05:23

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General

  • Target

    fcf963cf7fff9af5cd46e89185293bd81981ce75ac60ff989517937fe3ec55c0N.exe

  • Size

    206KB

  • MD5

    15c3613e02a0435a47cbe7186ec469e0

  • SHA1

    1848b216a4240ee5f494ae18f6ea74dc15aff31d

  • SHA256

    fcf963cf7fff9af5cd46e89185293bd81981ce75ac60ff989517937fe3ec55c0

  • SHA512

    8d55f3e469ebe6261bcccd4d20bb1078a58920749b9c8d7fe41451b7cdedfabb9847beaa332bbe67acf00ea97f82c1f0f71137faa689a1fe8c34c81bb3e87baf

  • SSDEEP

    1536:/fsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbJdb:/VqoCl/YgjxEufVU0TbTyDDalbb

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\fcf963cf7fff9af5cd46e89185293bd81981ce75ac60ff989517937fe3ec55c0N.exe
    "C:\Users\Admin\AppData\Local\Temp\fcf963cf7fff9af5cd46e89185293bd81981ce75ac60ff989517937fe3ec55c0N.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:1568
    • \??\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:3380
      • \??\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:112
        • \??\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:1856
          • \??\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:3048

Network

MITRE ATT&CK Enterprise v15

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Downloads

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

    206KB

    MD5

    102c46c64c802822e0b0a4679d36ffc3

    SHA1

    cf0ee53dbfb34690f3e25d6c3e15eeb311a57a1e

    SHA256

    f6d03eb3de35d838a26b7b16f5742a9e3c78101ee753ad1fa134e31d6bdacc2c

    SHA512

    50fb8012b265c8f5a1fbdaf2ce529772b3e5f33aa4a6271815c099fb87242300bb909a9a304d14cf32757a89708f9c4d0456b720fc586a4a7202e279ebd8a55b

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

    206KB

    MD5

    ec72e4bf5f20de775bd46acc304d6761

    SHA1

    f60c5057b4103056326cade36e0d0a3e37bcab6c

    SHA256

    3ef37602546da23dc603cd4b145fcc49a0379a280ccfc6e00bb31c1f0173539b

    SHA512

    0aef0ddbd128c6d2a69b9fd1bfb23ca086d3d5b1ea019e1b980016b3d5ec5bc363cb4d98bf68fb88fb79f7a46b8daf476327cc79b82e6e2aa62777b0a5621014

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

    207KB

    MD5

    b548f3b605512a1ea13382d038ef44ea

    SHA1

    d9e93184ad8ff366108199ed995e216bdc069a66

    SHA256

    12a19653b04778130c6871fff7bd0adaaed7760d4fc4d6be0aa40bad3a829c25

    SHA512

    d1b88ef722953ab54f1c013c9cde330655111d20ee3fd202c25d252526674ae335fea2c93120b13efcc3a96c205fbb919426e4f3b067d675736f028474ed69f0

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  • memory/112-33-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

    Download

  • memory/1568-0-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

    Download

  • memory/1568-34-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

    Download

  • memory/1856-36-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

    Download

  • memory/3048-32-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

    Download

  • memory/3380-35-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

    Download