Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-02-2024 12:45

General

  • Target

    a3d10c447f6b53be08810cf742c17fc5.exe

  • Size

    133KB

  • MD5

    a3d10c447f6b53be08810cf742c17fc5

  • SHA1

    3b43c2ec14fcdc9da381f1c5c7b0551416de9811

  • SHA256

    8309358d09b4d1802510f9c94129c17ad86394842d5f9d3ea320909ca7c888ca

  • SHA512

    e6f244307813b3424319cae2b64f4f2802fcbe6e1e0fa7b3ca5e953af95e4d4a20799fd01e6bcf2c13922686be1b3d896bf2f3b345a49249265c30be9dc322f9

  • SSDEEP

    3072:O4dmO9IWeoFO3tO2IwhLK0Pg42bQLgnfhmsrRMn0MQ:OumOmWFp2xhLJ/qQLg5m08Q

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\a3d10c447f6b53be08810cf742c17fc5.exe
    "C:\Users\Admin\AppData\Local\Temp\a3d10c447f6b53be08810cf742c17fc5.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1588
    • C:\Users\Admin\AppData\Local\Temp\a3d10c447f6b53be08810cf742c17fc5.exe
      C:\Users\Admin\AppData\Local\Temp\a3d10c447f6b53be08810cf742c17fc5.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:4852

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\a3d10c447f6b53be08810cf742c17fc5.exe

    Filesize

    133KB

    MD5

    3fc95efc71fe6df9ee19b88a7e2f64eb

    SHA1

    83e3d2e950731d2172eba3fb8fb0abe483426104

    SHA256

    3ec82964dfaabf2aa06be133e0e0ede40ac43dbe96c25e94508742399c34c1c8

    SHA512

    0a379254b579c1fda27a09fceaa6d3b1a0eacb69f5a46abde6ed99bdf4ebcbf3fcda49920f21a56db5328a09dd5a908496549fb6c42521178cabd0655a5574b9

  • memory/1588-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/1588-1-0x0000000001560000-0x0000000001581000-memory.dmp

    Filesize

    132KB

  • memory/1588-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1588-14-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4852-15-0x00000000001A0000-0x00000000001C1000-memory.dmp

    Filesize

    132KB

  • memory/4852-18-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4852-33-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB