Overview

overview

10

Static

static

1

krnl_beta.exe

windows7-x64

1

krnl_beta.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    75s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    15-03-2023 13:10

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General

  • Target

    krnl_beta.exe

  • Size

    1.8MB

  • MD5

    3701dc535fb395d6a1fb557a3aeec5e9

  • SHA1

    ef517659229ddc6ecfc02481c3953ac9322dae35

  • SHA256

    ec6df713446a8dd5efb376fbb7b444ed7e09f5cdd98c0494999b64af2e2d5537

  • SHA512

    20dc14387138f913034bd2c265156dca1f36c128c040a99d6904fe6f1830d2f98afb3dcf0553817adb66e480be7d0fb0d7df58f0feb9b007a5a6bab648b081a2

  • SSDEEP

    49152:+P1uB0SVp4+KSxyrRUzS65+x+rnxYr9PC:+Pk0ST4+RgRUzS65+x1ZPC

Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\krnl_beta.exe
    "C:\Users\Admin\AppData\Local\Temp\krnl_beta.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1148
  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe"
    1⤵
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2024
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef6ca9758,0x7fef6ca9768,0x7fef6ca9778
      2⤵
        PID:316
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1172 --field-trial-handle=1248,i,1410284101671605663,6182604055986989849,131072 /prefetch:2
        2⤵
          PID:1980
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1468 --field-trial-handle=1248,i,1410284101671605663,6182604055986989849,131072 /prefetch:8
          2⤵
            PID:964
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1644 --field-trial-handle=1248,i,1410284101671605663,6182604055986989849,131072 /prefetch:8
            2⤵
              PID:1240
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2344 --field-trial-handle=1248,i,1410284101671605663,6182604055986989849,131072 /prefetch:1
              2⤵
                PID:1804
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2328 --field-trial-handle=1248,i,1410284101671605663,6182604055986989849,131072 /prefetch:1
                2⤵
                  PID:1608
                • 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=1584 --field-trial-handle=1248,i,1410284101671605663,6182604055986989849,131072 /prefetch:2
                  2⤵
                    PID:2204
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=1380 --field-trial-handle=1248,i,1410284101671605663,6182604055986989849,131072 /prefetch:1
                    2⤵
                      PID:2280
                    • 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=3912 --field-trial-handle=1248,i,1410284101671605663,6182604055986989849,131072 /prefetch:8
                      2⤵
                        PID:2352
                      • 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=4040 --field-trial-handle=1248,i,1410284101671605663,6182604055986989849,131072 /prefetch:8
                        2⤵
                          PID:2400
                        • 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=3996 --field-trial-handle=1248,i,1410284101671605663,6182604055986989849,131072 /prefetch:8
                          2⤵
                            PID:2464
                          • 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=4032 --field-trial-handle=1248,i,1410284101671605663,6182604055986989849,131072 /prefetch:8
                            2⤵
                              PID:2520
                            • 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=1432 --field-trial-handle=1248,i,1410284101671605663,6182604055986989849,131072 /prefetch:8
                              2⤵
                                PID:2848
                            • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
                              "C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
                              1⤵
                                PID:552

                              Network

                              MITRE ATT&CK Matrix ATT&CK v6

                              Initial Access

                              Execution

                              Persistence

                              Privilege Escalation

                              Defense Evasion

                              Credential Access

                              Discovery

                              Query Registry

                              1
                              T1012

                              System Information Discovery

                              1
                              T1082

                              Lateral Movement

                              Collection

                              Exfiltration

                              Command and Control

                              Impact

                              Replay Monitor

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                              Downloads

                              • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GCM Store\Encryption\CURRENT~RF6deb4a.TMP
                                Filesize

                                16B

                                MD5

                                46295cac801e5d4857d09837238a6394

                                SHA1

                                44e0fa1b517dbf802b18faf0785eeea6ac51594b

                                SHA256

                                0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

                                SHA512

                                8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

                                Download Submit
                              • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GPUCache\data_1
                                Filesize

                                264KB

                                MD5

                                f50f89a0a91564d0b8a211f8921aa7de

                                SHA1

                                112403a17dd69d5b9018b8cede023cb3b54eab7d

                                SHA256

                                b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

                                SHA512

                                bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

                                Download Submit
                              • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                Filesize

                                4KB

                                MD5

                                51f6797543d1bad0dbea78b93bdb6ab1

                                SHA1

                                1fc3a8480bf3d25dbc02edb733f4f2b60a62673b

                                SHA256

                                0ff98650daee94b5d5ec23515aaf7b1e3afe41f64df4cc6eaacc9a63ff0a713c

                                SHA512

                                17f554e4c5939463faaaee958d21fdc2e1fe466f3aa04aaf35f21fc650bc4f2394a529230358e7ecd8997f81b265374505807175a7456a4ec035820062eef7a8

                                Download Submit
                              • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences~RF6cf73b.TMP
                                Filesize

                                4KB

                                MD5

                                3035c4b4f396f2c1e54a8bcb4c890000

                                SHA1

                                d654354933ec0c0be379b6adcc61f36226fbef1f

                                SHA256

                                043289906a65d9664acca4fcdd076ba57dad530150ca17bc7207b21b79c7d938

                                SHA512

                                8120d1980198c491c6f8b83819d9756e3f2587aa7d563ffac12699febed9348b85e099c4dd973e06c0dfede421bb860e625f1da4317ce9db16e89a60a45e0ba8

                                Download Submit
                              • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Site Characteristics Database\000004.dbtmp
                                Filesize

                                16B

                                MD5

                                6752a1d65b201c13b62ea44016eb221f

                                SHA1

                                58ecf154d01a62233ed7fb494ace3c3d4ffce08b

                                SHA256

                                0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

                                SHA512

                                9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

                                Download Submit
                              • \??\pipe\crashpad_2024_ALOKBCPBRWJSSIHD
                                MD5

                                d41d8cd98f00b204e9800998ecf8427e

                                SHA1

                                da39a3ee5e6b4b0d3255bfef95601890afd80709

                                SHA256

                                e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                SHA512

                                cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                Download Submit
                              • memory/1148-57-0x0000000000400000-0x000000000040A000-memory.dmp
                                Filesize

                                40KB

                                Download
                              • memory/1148-61-0x0000000004F60000-0x0000000004FA0000-memory.dmp
                                Filesize

                                256KB

                                Download
                              • memory/1148-60-0x0000000000E00000-0x0000000000E01000-memory.dmp
                                Filesize

                                4KB

                                Download
                              • memory/1148-58-0x0000000004F60000-0x0000000004FA0000-memory.dmp
                                Filesize

                                256KB

                                Download
                              • memory/1148-59-0x0000000004F60000-0x0000000004FA0000-memory.dmp
                                Filesize

                                256KB

                                Download
                              • memory/1148-54-0x0000000001290000-0x000000000146A000-memory.dmp
                                Filesize

                                1.9MB

                                Download
                              • memory/1148-56-0x0000000000400000-0x000000000040A000-memory.dmp
                                Filesize

                                40KB

                                Download
                              • memory/1148-55-0x0000000004F60000-0x0000000004FA0000-memory.dmp
                                Filesize

                                256KB

                                Download