Analysis

  • max time kernel
    152s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/03/2024, 23:52

General

  • Target

    af64820040e156fced8d72c0bec2b8e1e01ca2f3e6b7a5e6916af9cd3b8acfe1.exe

  • Size

    255KB

  • MD5

    21c3a2ccf9386fa854af05726ee5f310

  • SHA1

    0b50ad2c4ffb71e434142b5ad1f3f6559aed38a7

  • SHA256

    af64820040e156fced8d72c0bec2b8e1e01ca2f3e6b7a5e6916af9cd3b8acfe1

  • SHA512

    8fb4dda5467a69ad5c8622af6f46e8797e2a929bb1521f8e19c4eb5873b75f9bb73ab9c866e1151c0ae07ab8725871ab59a85f04a026bbd8f8fd06f65add1377

  • SSDEEP

    6144:vRcAyQDK8uMAXoUmgqJ8+wDtmczg2870V:vCAfKMAXygqfw4kg287o

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Program crash 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\af64820040e156fced8d72c0bec2b8e1e01ca2f3e6b7a5e6916af9cd3b8acfe1.exe
    "C:\Users\Admin\AppData\Local\Temp\af64820040e156fced8d72c0bec2b8e1e01ca2f3e6b7a5e6916af9cd3b8acfe1.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:2392
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2392 -s 384
      2⤵
      • Program crash
      PID:4568
    • C:\Users\Admin\AppData\Local\Temp\af64820040e156fced8d72c0bec2b8e1e01ca2f3e6b7a5e6916af9cd3b8acfe1.exe
      C:\Users\Admin\AppData\Local\Temp\af64820040e156fced8d72c0bec2b8e1e01ca2f3e6b7a5e6916af9cd3b8acfe1.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:3400
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3400 -s 344
        3⤵
        • Program crash
        PID:4860
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2392 -ip 2392
    1⤵
      PID:3164
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3400 -ip 3400
      1⤵
        PID:2680
      • 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=3760 --field-trial-handle=3016,i,1323102786462900035,7687994236215859601,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:3816

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\af64820040e156fced8d72c0bec2b8e1e01ca2f3e6b7a5e6916af9cd3b8acfe1.exe

          Filesize

          255KB

          MD5

          26b1595b373ee2d60288480b9bfbb90e

          SHA1

          2c4f4f989ab005eca9ef354d050b04e6e07594da

          SHA256

          95f03da8b6349b915c5202474af8cfdd49b070ad7aab09d20c17f9a16dc07d82

          SHA512

          6b6cd51d8c42405c7f0cad4214de257403911f9a8a6eee989dd951724a695333710836a99baf909396b7b255b9239d81a50351dc9c02acde58aff37ba059c3d1

        • memory/2392-0-0x0000000000400000-0x0000000000443000-memory.dmp

          Filesize

          268KB

        • memory/2392-6-0x0000000000400000-0x0000000000443000-memory.dmp

          Filesize

          268KB

        • memory/3400-7-0x0000000000400000-0x0000000000443000-memory.dmp

          Filesize

          268KB

        • memory/3400-8-0x0000000000400000-0x000000000041A000-memory.dmp

          Filesize

          104KB

        • memory/3400-11-0x0000000004DA0000-0x0000000004DE3000-memory.dmp

          Filesize

          268KB