Analysis

  • max time kernel
    154s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/03/2024, 17:45

General

  • Target
    04a010708340e7132a7e475ebff0f923308487010ed59c0c309ed29cde97c81c.exe
  • Size 40KB
  • Sample240310-wbrrlshc72
  • SHA256 04a010708340e7132a7e475ebff0f923308487010ed59c0c309ed29cde97c81c
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\04a010708340e7132a7e475ebff0f923308487010ed59c0c309ed29cde97c81c.exe
    "C:\Users\Admin\AppData\Local\Temp\04a010708340e7132a7e475ebff0f923308487010ed59c0c309ed29cde97c81c.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:116
    • C:\Users\Admin\AppData\Local\Temp\vusjeson.exe
      C:\Users\Admin\AppData\Local\Temp\vusjeson.exe
      2⤵
      • Executes dropped EXE
      PID:892
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4088 --field-trial-handle=3088,i,14310325015283915034,7660943942870463106,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4108

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          vusjeson.exe

          • Path C:\Users\Admin\AppData\Local\Temp\vusjeson.exe
          • Size 40KB
          • SHA256 14865d947a01d41a9323b5b12fffdb53cdb8c4b6c2770dd0110a6efaefc12206
          • MD5 SHA1 SHA512 SSDEEP

          memory/116-0-0x0000000000400000-0x000000000040D000-memory.dmp

          memory/892-5-0x0000000000400000-0x000000000040D000-memory.dmp