Analysis

  • max time kernel
    135s
  • max time network
    167s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-12-2023 12:17

General

  • Target

    183d4ca43775990e6026e6f178a1efdf.exe

  • Size

    266KB

  • MD5

    183d4ca43775990e6026e6f178a1efdf

  • SHA1

    bc8111469e7583950168c544a3bcb940fb2d0bce

  • SHA256

    5bb493f4231ddbe7108fa4f86a0c1c774ff1425835c2e97f291ea59b8a6561ef

  • SHA512

    86b6f5f3f0de97dc08fe21154f09d05aaedfe6b5afe70a2d2dbb58626e2c1fd703cff7939778adf93458b62ac2617bfa562119f48693517399b5145af20035db

  • SSDEEP

    6144:Ed++CCVqhy0/ZQa/6Qlvv4rwtGfAtgyVGx1OHlJsQ:EM+kt/ZQaiQlu1ItgyAx1Ol

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\183d4ca43775990e6026e6f178a1efdf.exe
    "C:\Users\Admin\AppData\Local\Temp\183d4ca43775990e6026e6f178a1efdf.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2344
    • C:\Users\Admin\AppData\Local\Temp\183d4ca43775990e6026e6f178a1efdf.exe
      C:\Users\Admin\AppData\Local\Temp\183d4ca43775990e6026e6f178a1efdf.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:1448

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\183d4ca43775990e6026e6f178a1efdf.exe

    Filesize

    64KB

    MD5

    ea460f93ff427bfe3c133fd0a628728a

    SHA1

    a358b9ae2fef5c3cefc12d6582af955e8ef01c7e

    SHA256

    f2b5bfc57c56dd5e459df09e867ad4782fc1d2733f63c0db55ad4fcbfd5a4bfa

    SHA512

    c2d6bb04ae98e4af7a59b835a386d8c73f1ca3b6b5f6efa5e7f5a8b3131daad17fb04a80509e58ea2f778fb1aff940fc46f3e1fd0efddd6190affef6a34194fb

  • memory/1448-14-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/1448-16-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1448-15-0x00000000000D0000-0x00000000000F1000-memory.dmp

    Filesize

    132KB

  • memory/1448-30-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2344-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2344-1-0x00000000000F0000-0x0000000000111000-memory.dmp

    Filesize

    132KB

  • memory/2344-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2344-13-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB