Analysis

  • max time kernel
    147s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-08-2023 06:54

General

  • Target

    Ransomware-Maker.cs.exe

  • Size

    257KB

  • MD5

    f9dd0829aab3557f52ac4c2588385ef3

  • SHA1

    529058e44cdc6d19f89380a489315b30d2457885

  • SHA256

    f45366f0d3f29505ed12b87b89b2a2c7684a121b66a1ffe93379b23ccb81198f

  • SHA512

    6ac98baaa23de2c4ad2fa0c4bcca7c8a6ddb0e93049f993f9ca41141a6b1ddcf16d9c3fc6522637169ef04e72368d665978a06b33c02b8bfc01cb9dfe8ddbc54

  • SSDEEP

    6144:uszAXNK+3FZr1QziWK5sFbXkzWdb3hMYLdAcr3j:uLXFxsF7kzYbxDLyI

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Enumerates physical storage devices 1 TTPs

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

  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 9 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Ransomware-Maker.cs.exe
    "C:\Users\Admin\AppData\Local\Temp\Ransomware-Maker.cs.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4060
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://aka.ms/dotnet-core-applaunch?missing_runtime=true&arch=x64&rid=win10-x64&apphost_version=6.0.21&gui=true
      2⤵
      • NTFS ADS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:800
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ff9021446f8,0x7ff902144708,0x7ff902144718
        3⤵
          PID:3528
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2096,15556540343001824804,13313107341638690398,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2236 /prefetch:2
          3⤵
            PID:4216
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2096,15556540343001824804,13313107341638690398,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2292 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1484
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2096,15556540343001824804,13313107341638690398,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2716 /prefetch:8
            3⤵
              PID:4932
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,15556540343001824804,13313107341638690398,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3352 /prefetch:1
              3⤵
                PID:3340
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,15556540343001824804,13313107341638690398,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3372 /prefetch:1
                3⤵
                  PID:788
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,15556540343001824804,13313107341638690398,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5000 /prefetch:1
                  3⤵
                    PID:4652
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,15556540343001824804,13313107341638690398,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5280 /prefetch:1
                    3⤵
                      PID:3348
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_collections.mojom.CollectionsDataManager --field-trial-handle=2096,15556540343001824804,13313107341638690398,131072 --lang=en-US --service-sandbox-type=collections --mojo-platform-channel-handle=5272 /prefetch:8
                      3⤵
                        PID:3268
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --field-trial-handle=2096,15556540343001824804,13313107341638690398,131072 --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=3988 /prefetch:8
                        3⤵
                          PID:2948
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,15556540343001824804,13313107341638690398,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4792 /prefetch:1
                          3⤵
                            PID:3192
                          • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2096,15556540343001824804,13313107341638690398,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6220 /prefetch:8
                            3⤵
                              PID:3568
                            • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2096,15556540343001824804,13313107341638690398,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6220 /prefetch:8
                              3⤵
                              • Suspicious behavior: EnumeratesProcesses
                              PID:4872
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,15556540343001824804,13313107341638690398,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5848 /prefetch:1
                              3⤵
                                PID:2472
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,15556540343001824804,13313107341638690398,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5828 /prefetch:1
                                3⤵
                                  PID:1596
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,15556540343001824804,13313107341638690398,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=17 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5680 /prefetch:1
                                  3⤵
                                    PID:4164
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,15556540343001824804,13313107341638690398,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=16 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6036 /prefetch:1
                                    3⤵
                                      PID:2800
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2096,15556540343001824804,13313107341638690398,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2056 /prefetch:2
                                      3⤵
                                      • Suspicious behavior: EnumeratesProcesses
                                      PID:240
                                • C:\Windows\System32\CompPkgSrv.exe
                                  C:\Windows\System32\CompPkgSrv.exe -Embedding
                                  1⤵
                                    PID:1980
                                  • C:\Windows\System32\CompPkgSrv.exe
                                    C:\Windows\System32\CompPkgSrv.exe -Embedding
                                    1⤵
                                      PID:328

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                                      Filesize

                                      152B

                                      MD5

                                      70e2e6954b953053c0c4f3b6e6ad9330

                                      SHA1

                                      cb61ba67b3bffa1d833bb85cc9547669ec46f62f

                                      SHA256

                                      f6e770a3b88ad3fda592419b6c00553bdadc50d5fb466ef872271389977f2ab4

                                      SHA512

                                      eeacb0e62f68f56285f7605963ca9bb82f542d4e2ccc323266c08c9990cecdebd574e1ab304ae08ea8c6c94c50683180f83562f972e92799ebbcfcd8f503fb5a

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index

                                      Filesize

                                      336B

                                      MD5

                                      847fbffccefcb429c79b65f2fd131144

                                      SHA1

                                      3239dc40bfcfd4d802565153633abed5827bc6a3

                                      SHA256

                                      bf1acd7d508ca9a747ec839f20334e99c1ac9241dd111a943e8692e4d3ed38ef

                                      SHA512

                                      fd1bedbadd7af8460ddc8fdb4fe3b549048fd401ac0d7897540dc52423e1677a73c8ac66d2ce2012105fb2dc16c973878fd4b203adb520ef40618938da6072e2

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State

                                      Filesize

                                      1002B

                                      MD5

                                      a318d6e2df483e040dd198324973afcd

                                      SHA1

                                      69a56c323ee3c4cb22742df766759bb60051c6b8

                                      SHA256

                                      33775ba816a2f4e264d8e3565799fd3e75b3fd7cc6ecac9a2287588fc7816684

                                      SHA512

                                      7c7f6952ba41f6b57124511f8a247010ce363ab4016b5cfb946b644d9e97fffa6c38c955a94ee43be16383aefe88cd77da4c9e63a5b49216c3df59f1bbc6dd4d

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State

                                      Filesize

                                      111B

                                      MD5

                                      285252a2f6327d41eab203dc2f402c67

                                      SHA1

                                      acedb7ba5fbc3ce914a8bf386a6f72ca7baa33c6

                                      SHA256

                                      5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026

                                      SHA512

                                      11ce7cb484fee66894e63c31db0d6b7ef66ad0327d4e7e2eb85f3bcc2e836a3a522c68d681e84542e471e54f765e091efe1ee4065641b0299b15613eb32dcc0d

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State

                                      Filesize

                                      902B

                                      MD5

                                      0d1d5f35689b0347febc5e0bb0c3097d

                                      SHA1

                                      4a1c33e39db86ba28b5c6717c9de48f73f771dd2

                                      SHA256

                                      bc29ea628647641a14805c53f29795a8ee96ceb5ce0661d5b9fb4858689750e7

                                      SHA512

                                      d2acc4eb60d2799c265c80c2a087a14dc82f9646b5be2b16d4f37bdbdb20ba134c8146914537fff5beb098581c9875cedb199f449ebc18cc9694ced57e8166da

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                                      Filesize

                                      5KB

                                      MD5

                                      66b406d641f7d78dc4a74338bd934549

                                      SHA1

                                      61dadb77cc0d8a6707fad7e78e2ff2c893c90faf

                                      SHA256

                                      69ed1f72b94bc16d0fbe50b00f26684434f737c32c1cd54d4d4647674d8b16cd

                                      SHA512

                                      347528070797c47054cbaf67116665fefee08f31fdc6acae34f27bd9b156c157c6cd8797a3ad2268a2a4dbac6db57033e49925f397488e0646f2d70425a673a2

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                                      Filesize

                                      5KB

                                      MD5

                                      e6402a91211cf4448b3546efb379565d

                                      SHA1

                                      4fddc39aaa60ad5579f085aadc5e5f1eb611e65c

                                      SHA256

                                      2b7d86735bcf21169bbcf967f4330ea5e4c5b8cfea39f72e0d8fc46ca52aa184

                                      SHA512

                                      bc21ba288f0f5d9e55f572e2f5336b37200fa46cfb26c2c7b29386a7b52372ec4aa3ab116b7cd8300e148c33aeb5482b1b20ed0a061e08d15ef8527f9a8bc042

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences

                                      Filesize

                                      24KB

                                      MD5

                                      5a478f1e08816969e8214f982850b754

                                      SHA1

                                      1cf5e7192f3c6e31c7e27b6cb34ebf89036eec0c

                                      SHA256

                                      665cf5612c61412c9acc928b1e155c8f11ae83905ce614d9a1a7ad72cc0fd489

                                      SHA512

                                      7e7ff60c157841f6f5bb206ebbce29f6df3a6c0c671805415ad7226654e13da49ad76e39a6d0afe28992348f3b5685ecacbfb44178fd61998c54caebbfd97832

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\TransportSecurity

                                      Filesize

                                      707B

                                      MD5

                                      12952101dd5624c59d74f27331f1f9f9

                                      SHA1

                                      2ca65e54669d6edd894fbafeef01b9f714e16ca4

                                      SHA256

                                      54043f15fcaa384924dcd525289fc49e7f600ff01a74f48cef650092f137fc3c

                                      SHA512

                                      dda0a9e9b2a2c4345114c93e123b89c0483fad28d43b1015bc3944cc4280bdad5e92d61021357b6445f2217673c7f1a83fb502b08b8c406f37e04fb12b77e576

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\TransportSecurity

                                      Filesize

                                      707B

                                      MD5

                                      ed0d6b7d755c679be91761317a4e3935

                                      SHA1

                                      38161112b5fd257a7b5de5fbe1f435f5c89e150a

                                      SHA256

                                      aef899a50915025680a46a8f9bd73a16f8a601d2c6d6ee3bcafd6180ea20745e

                                      SHA512

                                      b989f681f51e0ce784d4ba4ab4165aafbb0e32118d9dbe1fd44d32367670b125a4aa4d112e5e40609950e535f4163addd00202a1b6de9c6cc5c927892df30b82

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\TransportSecurity~RFe590797.TMP

                                      Filesize

                                      539B

                                      MD5

                                      f7993b80bb1069e9d9242586e74fbce6

                                      SHA1

                                      2761731cfff41bf6a4f05c0e968ae32674eeb952

                                      SHA256

                                      0543efdd4c9dcdf5a76a248c119275ab1d4256bed67fe022863c62c07db168ae

                                      SHA512

                                      3752d1aad29d885a661b0df1ea7a35b576c5bcac4edc346f88ced35965217a9e0d4a88fa82e5d4fc7cfe59d5142017f3949fd8a208b7db2bc3b7643b089d301f

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

                                      Filesize

                                      16B

                                      MD5

                                      6752a1d65b201c13b62ea44016eb221f

                                      SHA1

                                      58ecf154d01a62233ed7fb494ace3c3d4ffce08b

                                      SHA256

                                      0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

                                      SHA512

                                      9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

                                      Filesize

                                      11KB

                                      MD5

                                      e92551eacab2b6850dff11e949e9d116

                                      SHA1

                                      080268678382da28eca3978f9270af0944683c6d

                                      SHA256

                                      f0e490ce62908ed2af73b04803f3306f9538d9f5cf47bcc341169138c07aac2a

                                      SHA512

                                      3c56de5a794e9d027c25cbbe3c3dda4560c838e0f892eaf0d1ed60871090e518ee8620dff0441aceadacaa60b358860b2569aa4517ba564dbe5080b84dbe4957