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Analysis

  • max time kernel
    91s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/02/2024, 18:40

General

  • Target

    8a40e729cf33d06ed1fdd3ea5260d195.exe

  • Size

    2.9MB

  • MD5

    8a40e729cf33d06ed1fdd3ea5260d195

  • SHA1

    9fa9fc6842ec77087cef3db536697cdb6cdaa913

  • SHA256

    5b714887317eca02f7aaa57e97c8d46ac1025e07c6b82c0d7e544baf51f6914d

  • SHA512

    10a9decd70b90d4697efab02773da00b38f48d23c21807e214a33833fd6916c0c29ad757abd48077ba1b434a5484b8cbdeb38f9e81834aef34f8cab993a6ae7d

  • SSDEEP

    49152:5L3b20S3MjtZGFyIAQc0aMZ4sUgCqKSP4M338dB2IBlGuuDVUsdxxjeQZwxPYRKs:5P2N3Mjt4FY0aMJUnqjgg3gnl/IVUs1h

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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\8a40e729cf33d06ed1fdd3ea5260d195.exe
    "C:\Users\Admin\AppData\Local\Temp\8a40e729cf33d06ed1fdd3ea5260d195.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:5056
    • C:\Users\Admin\AppData\Local\Temp\8a40e729cf33d06ed1fdd3ea5260d195.exe
      C:\Users\Admin\AppData\Local\Temp\8a40e729cf33d06ed1fdd3ea5260d195.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:3708

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\8a40e729cf33d06ed1fdd3ea5260d195.exe

    Filesize

    2.2MB

    MD5

    43efcf857760d0e8bc09def8d88e8c5e

    SHA1

    90874909c06fcd730dadd68d01dcedddd38d0180

    SHA256

    f9ade04ed584c190a83bbde22bd94f99ebf3ac82bf1659c68f2c66135bb7c4db

    SHA512

    790c11669e3d9584b559d3e54561c95db61340288d7fddb7c4dd3641f38fd2c88ebf8980c9fc683b6098c5ff6d2add69b8628e181f7e79e85749f20b0ed9ebee

  • memory/3708-13-0x0000000001C90000-0x0000000001DC3000-memory.dmp

    Filesize

    1.2MB

  • memory/3708-14-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/3708-15-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/3708-20-0x0000000000400000-0x000000000061D000-memory.dmp

    Filesize

    2.1MB

  • memory/3708-21-0x0000000005590000-0x00000000057BA000-memory.dmp

    Filesize

    2.2MB

  • memory/3708-28-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/5056-0-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/5056-1-0x00000000018F0000-0x0000000001A23000-memory.dmp

    Filesize

    1.2MB

  • memory/5056-2-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/5056-12-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB