Analysis

  • max time kernel
    140s
  • max time network
    174s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/01/2024, 20:27

General

  • Target

    3f0091e0466f549ae963791e2753e9a4.exe

  • Size

    302KB

  • MD5

    3f0091e0466f549ae963791e2753e9a4

  • SHA1

    3e699f1155866a05071561b40e4d09e234fdefb6

  • SHA256

    5446336d046b5f26d570ca705dffe7bdc98bcafb22d58c4f93780fc1b5e86bb5

  • SHA512

    a41c9d2659f16a3ac18b20ab683112ed9a693fa0e1a7deed788c2961ed90811e4fdc579814c7b4532337289a42cf294417c8a7e792c8e54a3050983d889852ac

  • SSDEEP

    6144:RycKgpnN7bz/PffzeQWjQOAgpZ7GgayGmQ:wO7/3SQgnDZ7Ggabm

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\3f0091e0466f549ae963791e2753e9a4.exe
    "C:\Users\Admin\AppData\Local\Temp\3f0091e0466f549ae963791e2753e9a4.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2128
    • C:\Users\Admin\AppData\Local\Temp\3f0091e0466f549ae963791e2753e9a4.exe
      C:\Users\Admin\AppData\Local\Temp\3f0091e0466f549ae963791e2753e9a4.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2468

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2128-0-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/2128-1-0x00000000014E0000-0x0000000001511000-memory.dmp

    Filesize

    196KB

  • memory/2128-2-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/2128-13-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/2468-15-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/2468-17-0x00000000014E0000-0x0000000001511000-memory.dmp

    Filesize

    196KB

  • memory/2468-14-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/2468-30-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB