Analysis

  • max time kernel
    144s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-12-2023 05:24

General

  • Target

    71224dc75fb2f86ab463fdee22681f86.exe

  • Size

    133KB

  • MD5

    71224dc75fb2f86ab463fdee22681f86

  • SHA1

    58ec89b9ad8f9ce91478a17609e71c3465ec776a

  • SHA256

    c550c252b6c9796dbf605284b8a6a7060ced1c434ce2a8ad0bceaa6e657a9cec

  • SHA512

    276974f33a30f029e0a92cc790336fa3253a23858a65ebb20b56b759acbbdb3dbca55ed99dbdf6377dfe181707985bd1878c15bcf80af4e84c025044bd884274

  • SSDEEP

    3072:XuMC9KDxSpbdB2bSfHug/rFk5kuPnu1es8NJidPwzpDSNrQJQ:+1EDxCbd8hrO1esaoogJsQ

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 IoCs

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

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\71224dc75fb2f86ab463fdee22681f86.exe
    "C:\Users\Admin\AppData\Local\Temp\71224dc75fb2f86ab463fdee22681f86.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3316
    • C:\Users\Admin\AppData\Local\Temp\71224dc75fb2f86ab463fdee22681f86.exe
      C:\Users\Admin\AppData\Local\Temp\71224dc75fb2f86ab463fdee22681f86.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:696

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\71224dc75fb2f86ab463fdee22681f86.exe

    Filesize

    1KB

    MD5

    c224e2053a82415e85bbea43f0fdc7a0

    SHA1

    9de2ab672db8dc94f81835ca7de3059c14465763

    SHA256

    0da275658cddf8693530952811ec4840a1c6b179da448c70d69631ef375c6f4a

    SHA512

    81e227c861a55d472590b3f77f66a76c99a6e62f52f4f39e1109dbf9250ed51aa82b14e7b4b6310997eeef3a0104f04b259b683907069c760de3d4b6fdd5541f

  • memory/696-18-0x00000000001A0000-0x00000000001C1000-memory.dmp

    Filesize

    132KB

  • memory/696-15-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/696-31-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/3316-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/3316-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/3316-16-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/3316-1-0x00000000001C0000-0x00000000001E1000-memory.dmp

    Filesize

    132KB