Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-11-2024 10:44

General

  • Target

    e74ae27eecf9fa69550fb02faa1935046cc07a0f6cd569fbce89586076b0c11d.exe

  • Size

    135KB

  • MD5

    f633dcd5ab168a91ecd4b699d0a73034

  • SHA1

    1c65c881f5a14f505d58c466835492173ae96910

  • SHA256

    e74ae27eecf9fa69550fb02faa1935046cc07a0f6cd569fbce89586076b0c11d

  • SHA512

    3ede214b33bcbfb481062ce399f5bdd6410e7a381c0a70657c471100225db482add65d9ae919bb1c3be87d4f4712882364a3a4b25552bd03afb45da202e02a9e

  • SSDEEP

    1536:UfsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbVBl8sL:UVqoCl/YgjxEufVU0TbTyDDalPlfL

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 4 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • 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.

  • 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\e74ae27eecf9fa69550fb02faa1935046cc07a0f6cd569fbce89586076b0c11d.exe
    "C:\Users\Admin\AppData\Local\Temp\e74ae27eecf9fa69550fb02faa1935046cc07a0f6cd569fbce89586076b0c11d.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:4368
    • \??\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:4104
      • \??\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:3596
        • \??\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:404
          • \??\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:2516

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    135KB

    MD5

    3bd81efb135436450e6c6228b5169023

    SHA1

    b4219317d7835658cae3e3829f66af583dac8b0b

    SHA256

    0528444972e7d9f387056dc731f04b13f4ec5de113da7c9d357906c93d1f04db

    SHA512

    d54490bb6f90278bc0074be5a5e5e8aa436ad1eb4c008d8dc9556cd6a69814f1a64b1f65708c477b411145a7edb82329acb5c0ee1945456bcda9ca5b2aec4af6

  • C:\Windows\Resources\spoolsv.exe

    Filesize

    135KB

    MD5

    15aa5ad9695968179c8b31f65ad395a9

    SHA1

    28ed80f6c40ed56523910cd45ca97aae56fcec4a

    SHA256

    b457847dd71341f99b65d413502a581657fc2676471b4ed205cbb2f741abbd55

    SHA512

    85a61eebc1b0afaf99f7a0480ebe056017f8e8c29569011da1adcaf3c24ac2c915857cf705b565709e5b1ad3a3f4e5b19257d0f0c52b268491acc2f0dc0c9f2e

  • C:\Windows\Resources\svchost.exe

    Filesize

    135KB

    MD5

    42edc6340844454246b84139b0158168

    SHA1

    2919e8bbfa7ce4931834d8fa80096fa140a6ac9a

    SHA256

    4557e55d77ffac69e0c0e6064f7ed20c2d291ecebedb51eaf5ce8ead9f880846

    SHA512

    1cc87d56fe2db0379652c7dd378dd2fc8255ecfce816732f2e95192c87d9848189694bb757ccf5734406831608a73a5052b010f9415061ae0f9b990783340ed9

  • memory/404-36-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2516-32-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/3596-33-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4104-35-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4368-0-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4368-34-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB