Analysis

  • max time kernel
    89s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/01/2024, 03:10

General

  • Target

    64519e0ef997b2041a122454b7af5d51.exe

  • Size

    266KB

  • MD5

    64519e0ef997b2041a122454b7af5d51

  • SHA1

    e41414560716cda6eeae96ed518f159f5e50d46f

  • SHA256

    b9e7090cba2b93bac3b79b220251cec3029bfe3d24524e57d51db1db55ff49c8

  • SHA512

    3ed9ffaf56903d7ddc955c7113fb391bf69d0abd3b7915d4aa338eeff01f0178230644cc58476b29433a4c120e6eeeebb555c07f724f60c2184df61536016121

  • SSDEEP

    6144:5ajafZdj4fdH0R52sMVjlQrTfOkQXsCDEnHVMudXuBVQ:54udj4flPsMJAfnQ21J

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.

  • 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\64519e0ef997b2041a122454b7af5d51.exe
    "C:\Users\Admin\AppData\Local\Temp\64519e0ef997b2041a122454b7af5d51.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:872
    • C:\Users\Admin\AppData\Local\Temp\64519e0ef997b2041a122454b7af5d51.exe
      C:\Users\Admin\AppData\Local\Temp\64519e0ef997b2041a122454b7af5d51.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2808

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\64519e0ef997b2041a122454b7af5d51.exe

          Filesize

          139KB

          MD5

          05f8c4f565ff99160675bc17f52b872b

          SHA1

          8fc7ce81d8bf3a31c99923525c601d93de97a0c7

          SHA256

          6e6675ffd9b14d9e60fca8953606373f64c4143b3c1d7526c5b49a863f9fc329

          SHA512

          5ee5de63158e65fa84f837bd46ef83178104f00500762efe2bd8418872f7c0bc5c4a12c70d8af4e3d59cc4b8a7161029d2764985ab11ece506a6e28daf1c52a8

        • memory/872-0-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/872-1-0x00000000001C0000-0x00000000001E1000-memory.dmp

          Filesize

          132KB

        • memory/872-14-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

        • memory/872-2-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

        • memory/2808-15-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/2808-16-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

        • memory/2808-18-0x00000000001A0000-0x00000000001C1000-memory.dmp

          Filesize

          132KB

        • memory/2808-33-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB