Overview

overview

8

Static

static

3

be98ac6412...3b.exe

windows7-x64

8

be98ac6412...3b.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    110s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/04/2024, 23:21

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General

  • Target

    be98ac6412a72807cd8720c197c12b3b.exe

  • Size

    130KB

  • MD5

    be98ac6412a72807cd8720c197c12b3b

  • SHA1

    2dfb4254593f93f0b1212eb445d1394929ff3e8f

  • SHA256

    a5d3fd5ce0ddfb1d038a1b923d82e76dd24c3ccbf4cba9a710fbeb59037d6695

  • SHA512

    689b2ce963f43cdeb7d11952cafefa610edd66c275800abc5b1aa8845ee94042ca257f797bf244085e4bd821521271d86094f852bda53f9606cb710ff8fee833

  • SSDEEP

    3072:sr+Fu2II+HiXMcI/AKJZ7vV9d300JKML5pbHRHKr+FuqII+H3:/MHD3/AKz7vV9zJKML5pbHPMH3

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 6 IoCs
  • Checks computer location settings 2 TTPs 3 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 3 IoCs
  • Drops autorun.inf file 1 TTPs 24 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies registry class 3 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\be98ac6412a72807cd8720c197c12b3b.exe
    "C:\Users\Admin\AppData\Local\Temp\be98ac6412a72807cd8720c197c12b3b.exe"
    1⤵
    • Drops file in Drivers directory
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4136
    • C:\Windows\AE 0124 BE.exe
      "C:\Windows\AE 0124 BE.exe"
      2⤵
      • Executes dropped EXE
      PID:2668
    • C:\Windows\SysWOW64\drivers\winlogon.exe
      "C:\Windows\System32\drivers\winlogon.exe"
      2⤵
      • Drops file in Drivers directory
      • Checks computer location settings
      • Executes dropped EXE
      • Drops autorun.inf file
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1112
      • C:\Windows\AE 0124 BE.exe
        "C:\Windows\AE 0124 BE.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in System32 directory
        • Drops file in Windows directory
        • Modifies registry class
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:500
        • C:\Windows\SysWOW64\drivers\winlogon.exe
          "C:\Windows\System32\drivers\winlogon.exe"
          4⤵
          • Drops file in Drivers directory
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of SetWindowsHookEx
          PID:4216
      • C:\Windows\SysWOW64\drivers\winlogon.exe
        "C:\Windows\System32\drivers\winlogon.exe"
        3⤵
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetWindowsHookEx
        PID:2556
  • 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=3684 --field-trial-handle=2248,i,10247514684337323751,15511974759131734137,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2320

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\AE 0124 BE.exe
      Filesize

      130KB

      MD5

      be98ac6412a72807cd8720c197c12b3b

      SHA1

      2dfb4254593f93f0b1212eb445d1394929ff3e8f

      SHA256

      a5d3fd5ce0ddfb1d038a1b923d82e76dd24c3ccbf4cba9a710fbeb59037d6695

      SHA512

      689b2ce963f43cdeb7d11952cafefa610edd66c275800abc5b1aa8845ee94042ca257f797bf244085e4bd821521271d86094f852bda53f9606cb710ff8fee833

      Download Submit

    • C:\Windows\Msvbvm60.dll
      Filesize

      1.4MB

      MD5

      25f62c02619174b35851b0e0455b3d94

      SHA1

      4e8ee85157f1769f6e3f61c0acbe59072209da71

      SHA256

      898288bd3b21d0e7d5f406df2e0b69a5bbfa4f241baf29a2cdf8a3cf4d4619f2

      SHA512

      f4529fd9eca4e4696f7f06874866ff98a1447a9b0d3a20ef0de54d4d694e2497fd39c452f73fab9b8a02962a7b2b88d1e85f6e35c7cbcb9555003c6828bebc3a

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    • C:\Windows\SysWOW64\drivers\winlogon.exe
      Filesize

      130KB

      MD5

      9694b9967f06f05125e6b254498be684

      SHA1

      020db87d38703703026ed978e147d1f6718c31ac

      SHA256

      273dbb6fbf2012f34b75040527b2a205dd063acddc5e302feaf809f6b0760b59

      SHA512

      59d80a55e55bda476292cdf55048b65b07df0595a52720e266636bced4c4a5d7b9b5dbc18d8a938cc96a1e5dd3c74fd1adea769d78298e3f0cbe7c9edcc5455a

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    • \??\c:\B1uv3nth3x1.diz
      Filesize

      21B

      MD5

      9cceaa243c5d161e1ce41c7dad1903dd

      SHA1

      e3da72675df53fffa781d4377d1d62116eafb35b

      SHA256

      814649b436ea43dd2abb99693e06019d4079ee74d02a0395913add0ba92d0189

      SHA512

      af9b75dc9a0b39d12d48bf6d40eb7d778eb9dd976302792271d8d4245a916027cf4e705d6cd7a5e6582ba94953346f291122f27d377b2c1a86e45f49e92efb5b

      Download Submit