Analysis

  • max time kernel
    140s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/03/2024, 17:05

General

  • Target

    bbcc7eaecfb76ed9e9a7bdd484800867.exe

  • Size

    133KB

  • MD5

    bbcc7eaecfb76ed9e9a7bdd484800867

  • SHA1

    cd77b711b9550810e30050de597a5e06a93b0f36

  • SHA256

    be2df47c840add8603d0786aa941739d3d5265a8c33aca829a5788465106c5d4

  • SHA512

    3044aad99221d7549a5cf4c37a20835e4fb2dc21aa195281185c2655778f181cd22ff106f37671cc94094b289e0eddf14d1a0e6a981413de3bc0f8b34d450aae

  • SSDEEP

    3072:7uZ2w4ztl+u/P0yrun4C2hEkk2tjJqWHzPIYSRoiY5hgs/V9wDDVzsQ:7uU5zOuX0FQ+8tjJqWHcYSSiyt/VYDWQ

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\bbcc7eaecfb76ed9e9a7bdd484800867.exe
    "C:\Users\Admin\AppData\Local\Temp\bbcc7eaecfb76ed9e9a7bdd484800867.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1420
    • C:\Users\Admin\AppData\Local\Temp\bbcc7eaecfb76ed9e9a7bdd484800867.exe
      C:\Users\Admin\AppData\Local\Temp\bbcc7eaecfb76ed9e9a7bdd484800867.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:4872
  • 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=1324 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:5216

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\bbcc7eaecfb76ed9e9a7bdd484800867.exe

            Filesize

            133KB

            MD5

            ff4f18e9bd270cf74dfd30d6e41bfef5

            SHA1

            1bf81803437a1819192ca5774c38b2f9e98824d6

            SHA256

            517c6c07d71310c8fbc534817d044fcdc46c3f936939a30e75710c7ca753264f

            SHA512

            fa317c5118a4270c588c2faaad9455ea56ed70bd789b96afb9b42cc8dd4323870afbb5a0165b42c2882e40c6ed35708b7bbd49bb3af8f8f277a97ced657f2479

          • memory/1420-0-0x0000000000400000-0x0000000000486000-memory.dmp

            Filesize

            536KB

          • memory/1420-1-0x00000000001C0000-0x00000000001E1000-memory.dmp

            Filesize

            132KB

          • memory/1420-2-0x0000000000400000-0x000000000041F000-memory.dmp

            Filesize

            124KB

          • memory/1420-16-0x0000000000400000-0x000000000041F000-memory.dmp

            Filesize

            124KB

          • memory/4872-14-0x0000000000400000-0x0000000000486000-memory.dmp

            Filesize

            536KB

          • memory/4872-15-0x00000000001A0000-0x00000000001C1000-memory.dmp

            Filesize

            132KB

          • memory/4872-31-0x0000000000400000-0x0000000000486000-memory.dmp

            Filesize

            536KB