Analysis

  • max time kernel
    148s
  • max time network
    84s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-01-2024 07:45

General

  • Target

    4323fa4d2c88efdd640cbfba3f3ad758.exe

  • Size

    1.3MB

  • MD5

    4323fa4d2c88efdd640cbfba3f3ad758

  • SHA1

    c989d1e9d136ca6a50d3e779016800567f31e063

  • SHA256

    cab81b92b10159c61673842d780a4e6bdfb0e1272bf851b61ee25c249744bf25

  • SHA512

    e57e8298cee8b2487bdd7d83ed7865f69d4f77da3c39d4019817cca3bef92fa61fc95d542694c733fd522a469ed9f0b406dc321faea1159bf5f7674aca1f899c

  • SSDEEP

    24576:lBI6r1/099WPBISyiPnY+sdXpkmn5/Yxlu1lH5uqjTyikBzmWO:pZ0LNgPap3pYxlufQ6ubBzmf

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\4323fa4d2c88efdd640cbfba3f3ad758.exe
    "C:\Users\Admin\AppData\Local\Temp\4323fa4d2c88efdd640cbfba3f3ad758.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:5388
    • C:\Users\Admin\AppData\Local\Temp\4323fa4d2c88efdd640cbfba3f3ad758.exe
      C:\Users\Admin\AppData\Local\Temp\4323fa4d2c88efdd640cbfba3f3ad758.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:208

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\4323fa4d2c88efdd640cbfba3f3ad758.exe

    Filesize

    19KB

    MD5

    210bc0e57a6c69a3e00deca7c7234521

    SHA1

    f7da3f07ec1b90a10688a352b1651c53aaf0cb59

    SHA256

    9c1a9849b3d03eb8d188382f437eda7e40231474e8757e26be53da8eba9241fe

    SHA512

    5792657b4c2958b6e6e56c268e8b8c0f8bc03bf2c89d29ff8cb32e79ca4838f6895d7dd8b058107c595169fb06d31999b13b7fb9242efdb6d93b60cb787110a1

  • memory/208-14-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/208-16-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/208-21-0x0000000000400000-0x000000000061D000-memory.dmp

    Filesize

    2.1MB

  • memory/208-20-0x00000000055F0000-0x000000000581A000-memory.dmp

    Filesize

    2.2MB

  • memory/208-13-0x0000000001CF0000-0x0000000001E23000-memory.dmp

    Filesize

    1.2MB

  • memory/208-28-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/5388-0-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/5388-2-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/5388-1-0x0000000001CC0000-0x0000000001DF3000-memory.dmp

    Filesize

    1.2MB

  • memory/5388-12-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB