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Analysis

  • max time kernel
    141s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/09/2024, 03:11

General

  • Target

    details.exe

  • Size

    84KB

  • MD5

    d3a8b3dcde44b81c0e69cc2a8a36e844

  • SHA1

    5f0acca868adf8a3878270194e48db674dcf360c

  • SHA256

    e921404d6c4224486ec3ad2cfb2712d2dd628c586bd42e94fdbd021db7576016

  • SHA512

    9b757944c392f0c2b252ac1d27f3d30a1b3d200271ff6c3984f97ff619d2e5f3ae53102e5962a947a72138f4fb5d9976363c4719fe0e5b1dfa71c669a1453a96

  • SSDEEP

    1536:8uGysa3E+EznfRASJBA+9PfaFYHZ9qJfq8lHrRf2QeCTscXyv3g0XP46NCHEKS62:j07zpjBP9XOkZ958lHrN2QicCo0f46tT

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\details.exe
    "C:\Users\Admin\AppData\Local\Temp\details.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1612
    • C:\Windows\winssk32.exe
      C:\Windows\winssk32.exe dwaqr
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      PID:824
  • 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 --field-trial-handle=4292,i,12470628711992022444,7767535593390851522,262144 --variations-seed-version --mojo-platform-channel-handle=3780 /prefetch:8
    1⤵
      PID:2052

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\winssk32.exe

      Filesize

      84KB

      MD5

      d3a8b3dcde44b81c0e69cc2a8a36e844

      SHA1

      5f0acca868adf8a3878270194e48db674dcf360c

      SHA256

      e921404d6c4224486ec3ad2cfb2712d2dd628c586bd42e94fdbd021db7576016

      SHA512

      9b757944c392f0c2b252ac1d27f3d30a1b3d200271ff6c3984f97ff619d2e5f3ae53102e5962a947a72138f4fb5d9976363c4719fe0e5b1dfa71c669a1453a96

    • memory/824-5-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/824-6-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/1612-3-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB