Analysis

  • max time kernel
    130s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-04-2024 17:48

General

  • Target

    kayflock-beta/packages/ranks/winhlp32.exe

  • Size

    11KB

  • MD5

    0629e6d130f226c009ea9ab329f37acc

  • SHA1

    1529c6cf3265311b690992dc975443b35177bc7c

  • SHA256

    4fce997bdd3475c42ba856d8c288fd4f9f91fd1370075ad7e0b11b1e71ae69ce

  • SHA512

    a36f25cd5b79891f0cc5a8e85636ce4ef10c91ec6d6c7c0f5c5b622d0af1f4f400c864d331caffaa8a51d9a2734777b5b9ce87cabb7667a9aceaf8837e88c847

  • SSDEEP

    192:ZomhYgSgGvZx5qdoth1Pdk7WneHWGhh4j8q05:L67gGnP7q7WneHWGhh44q

Score
1/10

Malware Config

Signatures

  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\kayflock-beta\packages\ranks\winhlp32.exe
    "C:\Users\Admin\AppData\Local\Temp\kayflock-beta\packages\ranks\winhlp32.exe"
    1⤵
      PID:376
    • C:\Windows\helppane.exe
      C:\Windows\helppane.exe -Embedding
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:528
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument microsoft-edge:https://go.microsoft.com/fwlink/?LinkId=528881
        2⤵
          PID:2544
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --no-appcompat-clear --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=21 --field-trial-handle=4280,i,17229298512878960157,13441031190071685883,262144 --variations-seed-version --mojo-platform-channel-handle=2404 /prefetch:1
        1⤵
          PID:3768
        • 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 --field-trial-handle=5008,i,17229298512878960157,13441031190071685883,262144 --variations-seed-version --mojo-platform-channel-handle=5556 /prefetch:8
          1⤵
            PID:4588
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --no-appcompat-clear --disable-gpu-compositing --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=23 --field-trial-handle=5796,i,17229298512878960157,13441031190071685883,262144 --variations-seed-version --mojo-platform-channel-handle=5092 /prefetch:1
            1⤵
              PID:4924
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=4656,i,17229298512878960157,13441031190071685883,262144 --variations-seed-version --mojo-platform-channel-handle=5504 /prefetch:8
              1⤵
                PID:1612
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --no-appcompat-clear --disable-gpu-compositing --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=25 --field-trial-handle=5072,i,17229298512878960157,13441031190071685883,262144 --variations-seed-version --mojo-platform-channel-handle=5820 /prefetch:1
                1⤵
                  PID:4344
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --no-appcompat-clear --disable-gpu-compositing --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=26 --field-trial-handle=5516,i,17229298512878960157,13441031190071685883,262144 --variations-seed-version --mojo-platform-channel-handle=5456 /prefetch:1
                  1⤵
                    PID:2536
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_search_indexer.mojom.SearchIndexerInterfaceBroker --lang=en-US --service-sandbox-type=search_indexer --message-loop-type-ui --no-appcompat-clear --field-trial-handle=5948,i,17229298512878960157,13441031190071685883,262144 --variations-seed-version --mojo-platform-channel-handle=6040 /prefetch:8
                    1⤵
                      PID:4776

                    Network

                    MITRE ATT&CK Matrix

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