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
    01/02/2024, 11:31

General

  • Target

    86c94123c001559ece9bfab76d9c8549.exe

  • Size

    302KB

  • MD5

    86c94123c001559ece9bfab76d9c8549

  • SHA1

    9699d51ddb44e6d73bb38b1d2968e33ae543015f

  • SHA256

    0eb2a8050656d101a6135020d9edc80ec5717feba5a533fb0bc0fc521993f7fb

  • SHA512

    9c4f59b153e9a1280f4d7af6585c7cb9f47e877e49b4263f7a9ee7e7e65b1a37a0fe0f9b095bf24d6f6304e619f4a2be53b1fa10df225170e03ae9f85d556edf

  • SSDEEP

    6144:nGtoSYUPzyqtWkz5z/PFO34W9fjBSgqFypL6o5IPOmQ:n8o7QtxJO34WxjVWo5IOm

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\86c94123c001559ece9bfab76d9c8549.exe
    "C:\Users\Admin\AppData\Local\Temp\86c94123c001559ece9bfab76d9c8549.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1468
    • C:\Users\Admin\AppData\Local\Temp\86c94123c001559ece9bfab76d9c8549.exe
      C:\Users\Admin\AppData\Local\Temp\86c94123c001559ece9bfab76d9c8549.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:1776

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\86c94123c001559ece9bfab76d9c8549.exe

    Filesize

    302KB

    MD5

    34a25c694ac7208ba4626eb99faa6125

    SHA1

    ab88437d82555fb7f078e8ccee896c7f494e73c7

    SHA256

    71e4e1ecfc8dc82b81c6b870e079e00b4a1e92aca54dc7dcaed4c63a6621b048

    SHA512

    7aa1275a7acff718838054dc306c316931c10d2e0a71eb014f2c7fefadb2383d55d7548ca3f39afa12dd5d7d6c0fb4f1f060012dc2e8063be7af2200f4c4648b

  • memory/1468-0-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/1468-1-0x00000000014E0000-0x0000000001511000-memory.dmp

    Filesize

    196KB

  • memory/1468-2-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/1468-14-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/1776-15-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/1776-16-0x00000000014E0000-0x0000000001511000-memory.dmp

    Filesize

    196KB

  • memory/1776-17-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/1776-31-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB