Analysis

  • max time kernel
    152s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/06/2024, 23:43

General

  • Target

    c606c075429ea6aeca585cfa0ed5c435c32a384d22ed23b83b9b9340fccb3b19.exe

  • Size

    76KB

  • MD5

    42489cf6b4e17987fbd948097039f5e1

  • SHA1

    fc38282d1b4648aebe18544e8364dac71f4dfb79

  • SHA256

    c606c075429ea6aeca585cfa0ed5c435c32a384d22ed23b83b9b9340fccb3b19

  • SHA512

    3aa70060a4e57ffd1689d6a83ea25c7bf1da7dd383ae3aba45177246b1c3419ab4a6ae620219517bf081c893744390bc7c454172813c1ef3c1d8ea0f97337371

  • SSDEEP

    1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOCgc:GhfxHNIreQm+Hi/gc

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 5 IoCs
  • Drops file in System32 directory 4 IoCs
  • Drops file in Windows directory 2 IoCs
  • Modifies registry class 15 IoCs
  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c606c075429ea6aeca585cfa0ed5c435c32a384d22ed23b83b9b9340fccb3b19.exe
    "C:\Users\Admin\AppData\Local\Temp\c606c075429ea6aeca585cfa0ed5c435c32a384d22ed23b83b9b9340fccb3b19.exe"
    1⤵
    • Modifies system executable filetype association
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4848
    • C:\Windows\system\rundll32.exe
      C:\Windows\system\rundll32.exe
      2⤵
      • Executes dropped EXE
      • Modifies system executable filetype association
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:2128
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4104 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4072

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\SysWOW64\notepad¢¬.exe

      Filesize

      85KB

      MD5

      1a22c7e8539d5db5da33d67b89d5348c

      SHA1

      0c871ff568dfc8817312125bb183b836ff84877b

      SHA256

      2faa065a1498813ba4f67fd14678fc045397315b46931e3028ecb3fcad1fa77b

      SHA512

      8d3e0655f4aa14bf1867b778ba44c579e1fb9090fa11d4c844571504fbdc16f6a5ee81b4d6a51dc305339a918458dc7515efeff858cc31c064408a766a85a512

    • C:\Windows\System\rundll32.exe

      Filesize

      83KB

      MD5

      9b7628abed772f040274fdcf578faf8f

      SHA1

      34f4a75caf13e91a822e092caeed84d75df7bd58

      SHA256

      4789950bedce1b2234e8827af9cd98b3a7f524601f2c34906e4f7597498b714b

      SHA512

      e1595441590693b92fa76f1af98f893f04f7bb8ad1325f3d56fcb68f9ed16aa5d46d8450443b2d1c554601abfcc94a5b04951057cc9c3b1765810995de32a061

    • memory/4848-0-0x0000000000400000-0x0000000000415A00-memory.dmp

      Filesize

      86KB

    • memory/4848-13-0x0000000000400000-0x0000000000415A00-memory.dmp

      Filesize

      86KB