Analysis

  • max time kernel
    142s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-05-2024 19:11

General

  • Target

    gkamus-uninst.exe

  • Size

    63KB

  • MD5

    6305547a12e0e04228d42228ad6a504d

  • SHA1

    f0b4d68c40a5738acc4ce718e14751d67446b165

  • SHA256

    1e9db3d7ce31b8804ed9768621de21cd1144c0a1b8ed7e916eeb91dca13475de

  • SHA512

    ad5a4aaca3d5b70c7a0f0dd82f4f71b5f80193411720ad8812ede6a3f996efb786309566c7f22c5beca2d1b1985ade15b7fb298d24d15333756e6fe183b42378

  • SSDEEP

    1536:BmZw+QfiexLgJ/RQGcrnfDjuNgdLeAyN7BcT3hoVz:BmpQFx8/qGOnfDjuNceAYcF0

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\gkamus-uninst.exe
    "C:\Users\Admin\AppData\Local\Temp\gkamus-uninst.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4408
    • C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Au_.exe
      "C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
      2⤵
      • Executes dropped EXE
      PID:2116
  • 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=4024 --field-trial-handle=3060,i,1774866140584649235,8085848018931772189,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3864

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Au_.exe
      Filesize

      63KB

      MD5

      6305547a12e0e04228d42228ad6a504d

      SHA1

      f0b4d68c40a5738acc4ce718e14751d67446b165

      SHA256

      1e9db3d7ce31b8804ed9768621de21cd1144c0a1b8ed7e916eeb91dca13475de

      SHA512

      ad5a4aaca3d5b70c7a0f0dd82f4f71b5f80193411720ad8812ede6a3f996efb786309566c7f22c5beca2d1b1985ade15b7fb298d24d15333756e6fe183b42378