Analysis

  • max time kernel
    142s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/08/2024, 09:59

General

  • Target

    NShutClt/msvcp90.dll

  • Size

    555KB

  • MD5

    6de5c66e434a9c1729575763d891c6c2

  • SHA1

    a230e64e0a5830544a25890f70ce9c9296245945

  • SHA256

    4f7ed27b532888ce72b96e52952073eab2354160d1156924489054b7fa9b0b1a

  • SHA512

    27ec83ee49b752a31a9469e17104ed039d74919a103b625a9250ac2d4d8b8601034d8b3e2fa87aadbafbdb89b01c1152943e8f9a470293cc7d62c2eefa389d2c

  • SSDEEP

    12288:iUmYoJC//83zMHZg7/yToyvYXO84hUgiW6QR7t5C3Ooc8SHkC2eRZRzS:iUmYoO83W0y8yeO8L3Ooc8SHkC2e8

Score
3/10

Malware Config

Signatures

  • System Location Discovery: System Language Discovery 1 TTPs 1 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:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\NShutClt\msvcp90.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4788
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\NShutClt\msvcp90.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:800
  • 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=4448,i,1602949858158667699,12464335823361976127,262144 --variations-seed-version --mojo-platform-channel-handle=4272 /prefetch:8
    1⤵
      PID:4052

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads