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14/10/2024, 20:34

241014-zcvfnsygrr 6

14/10/2024, 18:30

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14/10/2024, 15:58

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14/10/2024, 14:34

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14/10/2024, 12:11

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Analysis

  • max time kernel
    1625s
  • max time network
    1808s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    14/10/2024, 20:34

General

  • Target

    Uthnarak, Nercrotic master.json

  • Size

    56KB

  • MD5

    9e309898a7fcbd956e7abe34d640e839

  • SHA1

    2078318c5a6bae82c40a9c605433df578527debb

  • SHA256

    001142778ad86798294c311a2e5d870a0606fe39a4e5474ef7fe47f37e90a27f

  • SHA512

    085334f98013047b320bf253c0d291c543723b8bd85272e4474e8ffefef549bb3b9740233b4f4617d43c3a7017583d3021ff4dd4bf8b1fbd84471a1d6cd147bb

  • SSDEEP

    1536:lfjoYIGqY6og/IaNa94he47GK9qQHwHdqFPv9ot:loXnsgRNa94he47GK9vw94Pvat

Score
6/10

Malware Config

Signatures

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 6 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\Uthnarak, Nercrotic master.json"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3008
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Uthnarak, Nercrotic master.json
      2⤵
      • Modifies registry class
      PID:2948
  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1392 --field-trial-handle=1020,i,9480108585670056737,16449419605127400930,131072 /prefetch:2
    1⤵
      PID:2376
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=8 --mojo-platform-channel-handle=1296 --field-trial-handle=1020,i,9480108585670056737,16449419605127400930,131072 /prefetch:1
      1⤵
        PID:2444
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3448 --field-trial-handle=1020,i,9480108585670056737,16449419605127400930,131072 /prefetch:8
        1⤵
          PID:1328
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3568 --field-trial-handle=1020,i,9480108585670056737,16449419605127400930,131072 /prefetch:8
          1⤵
            PID:3044
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3828 --field-trial-handle=1020,i,9480108585670056737,16449419605127400930,131072 /prefetch:8
            1⤵
              PID:2516
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=12 --mojo-platform-channel-handle=3908 --field-trial-handle=1020,i,9480108585670056737,16449419605127400930,131072 /prefetch:1
              1⤵
                PID:2136
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=13 --mojo-platform-channel-handle=3432 --field-trial-handle=1020,i,9480108585670056737,16449419605127400930,131072 /prefetch:1
                1⤵
                  PID:1872
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=audio.mojom.AudioService --lang=en-US --service-sandbox-type=audio --mojo-platform-channel-handle=2476 --field-trial-handle=1020,i,9480108585670056737,16449419605127400930,131072 /prefetch:8
                  1⤵
                    PID:620
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=996 --field-trial-handle=1020,i,9480108585670056737,16449419605127400930,131072 /prefetch:8
                    1⤵
                      PID:1572
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=696 --field-trial-handle=1020,i,9480108585670056737,16449419605127400930,131072 /prefetch:8
                      1⤵
                        PID:2572

                      Network

                      MITRE ATT&CK Enterprise v15

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