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Analysis

  • max time kernel
    154s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/03/2024, 20:21

General

  • Target

    564ba6fcc511c27a19bf6d4de9dafb696f43f11071c452899ac8c71877d0e33b.exe

  • Size

    260KB

  • MD5

    9408b0a8fd703847ad43ac6f6b2053f7

  • SHA1

    bfa65b7d850ab03d2654784b8d1846665aa7f7bf

  • SHA256

    564ba6fcc511c27a19bf6d4de9dafb696f43f11071c452899ac8c71877d0e33b

  • SHA512

    d00e1de744fceef97388ff4f4eadf42cd547a069783cc98deb9ebd47b8a55159d6103b6a0a0f01993c4ddf9a6f0a9b35851ae62448962e6196188e32e43d4699

  • SSDEEP

    6144:2Kp+kqKt7gZ3qTFbIyVWeU2xnbkytg2MBTR/rW:2Kp+k7dgVqRJVZxnIyi2MT9q

Score
9/10

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 4 IoCs
  • Modifies AppInit DLL entries 2 TTPs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\564ba6fcc511c27a19bf6d4de9dafb696f43f11071c452899ac8c71877d0e33b.exe
    "C:\Users\Admin\AppData\Local\Temp\564ba6fcc511c27a19bf6d4de9dafb696f43f11071c452899ac8c71877d0e33b.exe"
    1⤵
    • Drops file in Program Files directory
    PID:5076
  • C:\PROGRA~3\Mozilla\crdkdxb.exe
    C:\PROGRA~3\Mozilla\crdkdxb.exe -ofessij
    1⤵
    • Executes dropped EXE
    • Drops file in Program Files directory
    PID:3264
  • 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=4476 --field-trial-handle=2656,i,16940681401824032220,151921362336696246,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2212

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\Mozilla\crdkdxb.exe

      Filesize

      260KB

      MD5

      a67bfbbd51941f75ef6e172c81c696ed

      SHA1

      70414a4c0e351fb369c1eb270bf0e7ad7a363deb

      SHA256

      6e41a3504606c4d5f86df58788a8e7c3c456d2fa76621847c27554f2dbeffded

      SHA512

      bd9c3af96654e75b6f9d0d3f94e6b278629f8a0a3a213163902b7fd62c094d9753a10eacd818092508a9d51e2c55e21c357f82a32a7d01ac4c3d60b65a1db0e9

    • memory/3264-10-0x0000000000D10000-0x0000000000D6B000-memory.dmp

      Filesize

      364KB

    • memory/3264-16-0x0000000000400000-0x000000000042D000-memory.dmp

      Filesize

      180KB

    • memory/5076-0-0x0000000000400000-0x000000000042D000-memory.dmp

      Filesize

      180KB

    • memory/5076-1-0x00000000021A0000-0x00000000021FB000-memory.dmp

      Filesize

      364KB

    • memory/5076-9-0x0000000000400000-0x000000000042D000-memory.dmp

      Filesize

      180KB