Analysis

  • max time kernel
    148s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-03-2024 17:23

General

  • Target

    "aminstall.dll

  • Size

    76KB

  • MD5

    b91f126675ef39f4ee46f877e230d255

  • SHA1

    2411fed6cbaf6cd80fbd374fa0af18a1280ec9b8

  • SHA256

    803606254069701d1e5e05cc7a5e98292145c42549d224e323be17b24d80c441

  • SHA512

    05e352cbb2f770a3a17021b9beb08877d14ab333c928b8bf0f393c5bd6a738fac4453e7661e5ad3340e886f3461a2050191a0284b1de8f761b2d6974703bb58c

  • SSDEEP

    768:MNV5rhiqaZ1V7V5yytiCLqmfTKeqvi8NT7jypjGZ1wZgH1Y10BlnkE52zGnApuxo:Mf5hgVXyy1luTXyVMwW1NkEQGnAp1cO

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\_aminstall.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4080
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\_aminstall.dll,#1
      2⤵
        PID:3948
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3948 -s 616
          3⤵
          • Program crash
          PID:3480
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 3948 -ip 3948
      1⤵
        PID:1768
      • 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=3744 --field-trial-handle=2304,i,6987730730348465820,3913273227385401271,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:1996

        Network

        MITRE ATT&CK Matrix

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        Downloads