Analysis

  • max time kernel
    141s
  • max time network
    150s
  • 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, 03:28

General

  • Target

    办公室游戏助手v2.3.exe

  • Size

    1.8MB

  • MD5

    fdfb4890f88432496609922096e9d9a4

  • SHA1

    5748b55a0d1c6dc71ccb975fe900eaafb9de5dc0

  • SHA256

    330236e4a8feb1040db15771250e743a90cbfcf9b995573ca78c898ef8f7e0c7

  • SHA512

    3d2700a34f05ae9e49d661c9800d444799d28efc68f7bc09259ac6107ea2901919e3a25b1f027a4d9c42abd5d234dc9b5267cdb647883f0dbec0d725fbaa890b

  • SSDEEP

    24576:ieptIiqxy3j+8Pan8wrfVAv9gtHL/2kIwi/zMK28aLWtBkuIkV4rdX3ff9pTMMl:igvqo3jYntev6LOtPdbaqtBjIlHfFNMy

Score
7/10
upx

Malware Config

Signatures

  • Checks BIOS information in registry 2 TTPs 1 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • UPX packed file 8 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\办公室游戏助手v2.3.exe
    "C:\Users\Admin\AppData\Local\Temp\办公室游戏助手v2.3.exe"
    1⤵
    • Checks BIOS information in registry
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:4876

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4876-0-0x0000000000400000-0x000000000068D000-memory.dmp

    Filesize

    2.6MB

  • memory/4876-3-0x0000000000400000-0x000000000068D000-memory.dmp

    Filesize

    2.6MB

  • memory/4876-5-0x0000000000400000-0x000000000068D000-memory.dmp

    Filesize

    2.6MB

  • memory/4876-4-0x0000000000400000-0x000000000068D000-memory.dmp

    Filesize

    2.6MB

  • memory/4876-2-0x0000000000400000-0x000000000068D000-memory.dmp

    Filesize

    2.6MB

  • memory/4876-1-0x0000000000400000-0x000000000068D000-memory.dmp

    Filesize

    2.6MB

  • memory/4876-11-0x0000000010000000-0x000000001003D000-memory.dmp

    Filesize

    244KB

  • memory/4876-13-0x0000000010000000-0x000000001003D000-memory.dmp

    Filesize

    244KB

  • memory/4876-12-0x0000000010000000-0x000000001003D000-memory.dmp

    Filesize

    244KB

  • memory/4876-10-0x0000000010000000-0x000000001003D000-memory.dmp

    Filesize

    244KB

  • memory/4876-9-0x0000000010000000-0x000000001003D000-memory.dmp

    Filesize

    244KB

  • memory/4876-8-0x0000000010000000-0x000000001003D000-memory.dmp

    Filesize

    244KB

  • memory/4876-7-0x0000000010000000-0x000000001003D000-memory.dmp

    Filesize

    244KB

  • memory/4876-6-0x0000000010000000-0x000000001003D000-memory.dmp

    Filesize

    244KB

  • memory/4876-14-0x0000000000400000-0x000000000068D000-memory.dmp

    Filesize

    2.6MB

  • memory/4876-22-0x0000000000400000-0x000000000068D000-memory.dmp

    Filesize

    2.6MB