Analysis

  • max time kernel
    152s
  • max time network
    176s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/12/2023, 13:34

General

  • Target

    38372b702b423a16a2080111493b37c9.exe

  • Size

    133KB

  • MD5

    38372b702b423a16a2080111493b37c9

  • SHA1

    79f19d8cdbc5703c9ad6da5c3d3dfc75aa080234

  • SHA256

    56afcf88f55321f72fbfefb16fa62c525e9a8f01e9bd107f14ccd695965aab98

  • SHA512

    05e79c91ad5f64e87f744b015ea31561d1216bd54c322bbdf33e99d81ebd0fbff2d7f7eb2929708d0fd59ece625fde6d2ef892f7a013887905618ce8fa635200

  • SSDEEP

    3072:Rj3kA/OpCjZlEQOYGxJwjaoeTmqI+MvOdzBskEwtONm7hfHQ:Vkzp2ZlEQUwjzQVIIDEwtEOxHQ

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\38372b702b423a16a2080111493b37c9.exe
    "C:\Users\Admin\AppData\Local\Temp\38372b702b423a16a2080111493b37c9.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4332
    • C:\Users\Admin\AppData\Local\Temp\38372b702b423a16a2080111493b37c9.exe
      C:\Users\Admin\AppData\Local\Temp\38372b702b423a16a2080111493b37c9.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:4040

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\38372b702b423a16a2080111493b37c9.exe

          Filesize

          133KB

          MD5

          a2e103d21159a63fb2193ec0cdf0c913

          SHA1

          77515547483c4dbba634b97442aef152e9449e08

          SHA256

          d108ba6cc25ab6c98d0d8ee3dde9614d2ea918ff547d53e9760732f35474e009

          SHA512

          30ca635cf86fd9ce595fa03c2f9055cc58560b6abee3e11a32dc471d2d32886e62f7ab1ebf27e6a9c5fbdca06ec1ebf69272c724297375269a16bfc10b7e3acd

        • memory/4040-13-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/4040-15-0x00000000000D0000-0x00000000000F1000-memory.dmp

          Filesize

          132KB

        • memory/4040-22-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/4332-0-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/4332-1-0x00000000000F0000-0x0000000000111000-memory.dmp

          Filesize

          132KB

        • memory/4332-2-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

        • memory/4332-14-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB