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Analysis

  • max time kernel
    147s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/12/2023, 02:03

General

  • Target

    23ca8e865c84f53a7164c0830cb3a57a.exe

  • Size

    3.9MB

  • MD5

    23ca8e865c84f53a7164c0830cb3a57a

  • SHA1

    f3470a1ab592e1c68ab751365005a845a0d6f793

  • SHA256

    c4f8cf83ca3d2a23d4bdedc4a5063eb81f7637e773dffee5543d08e389c45478

  • SHA512

    bec73560677576279b88cef3d57e0b9f25643cc9c5fc39f81f074e1c2dd34d5527f7025c5d62e17c385723dabb1a21d2ecaa49aaec654d1ff4c93ac0c31f749b

  • SSDEEP

    98304:8TdJ6xF77dUzrgg3gnl/IVUt4pJWzZtIygg3gnl/IVUV:qT6xl7Axgl/iwgWttJgl/iG

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

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

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\23ca8e865c84f53a7164c0830cb3a57a.exe
    "C:\Users\Admin\AppData\Local\Temp\23ca8e865c84f53a7164c0830cb3a57a.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4580
    • C:\Users\Admin\AppData\Local\Temp\23ca8e865c84f53a7164c0830cb3a57a.exe
      C:\Users\Admin\AppData\Local\Temp\23ca8e865c84f53a7164c0830cb3a57a.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:3764

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/3764-13-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/3764-14-0x0000000001C70000-0x0000000001DA3000-memory.dmp

    Filesize

    1.2MB

  • memory/3764-21-0x0000000005570000-0x000000000579A000-memory.dmp

    Filesize

    2.2MB

  • memory/3764-20-0x0000000000400000-0x000000000061D000-memory.dmp

    Filesize

    2.1MB

  • memory/3764-15-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/3764-28-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/4580-0-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/4580-1-0x0000000001CB0000-0x0000000001DE3000-memory.dmp

    Filesize

    1.2MB

  • memory/4580-2-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/4580-12-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB