Resubmissions

15-06-2022 10:54

220615-mzmccsdgel 10

15-06-2022 10:49

220615-mwxzpagfb4 10

15-06-2022 10:44

220615-ms8a9agef6 10

Analysis

  • max time kernel
    153s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    15-06-2022 10:54

General

  • Target

    6c39c5f5d143700d4ad43b0aa7fb6a51e77817060467cf3462ef037176e1f50f.exe

  • Size

    54KB

  • MD5

    057d8c68bf4ce08bda3f9bd96c04bd25

  • SHA1

    60428ec831ff15fe3e5019e8517af06da1196b96

  • SHA256

    6c39c5f5d143700d4ad43b0aa7fb6a51e77817060467cf3462ef037176e1f50f

  • SHA512

    87a48943600a1d5782edaf76fd422d3d66e571a2f907dc99dddded81e25275b8fb332e04f79078d90d2a7abcdcc95c7dc10244ef91c3f272b9bbbbd180db17a4

Score
6/10

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Program crash 1 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6c39c5f5d143700d4ad43b0aa7fb6a51e77817060467cf3462ef037176e1f50f.exe
    "C:\Users\Admin\AppData\Local\Temp\6c39c5f5d143700d4ad43b0aa7fb6a51e77817060467cf3462ef037176e1f50f.exe"
    1⤵
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    PID:5052
  • C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -pss -s 460 -p 4340 -ip 4340
    1⤵
      PID:800
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 4340 -s 1592
      1⤵
      • Program crash
      PID:1264
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument microsoft-edge:?launchContext1=Microsoft.Windows.Cortana_cw5n1h2txyewy&url=https%3A%2F%2Fwww.bing.com%2Fsearch%3Fq%3Dprogram%2Bfiles%26form%3DWNSGPH%26qs%3DAS%26cvid%3De137c8546a1241d7a747ed5c0ce7305c%26pq%3Dprogram%2Bf%26cc%3DUS%26setlang%3Den-US%26nclid%3D378649BE4FE8B39EF4A19A4C1D28E2AC%26ts%3D1655297693500%26nclidts%3D1655297693%26tsms%3D500
      1⤵
      • Adds Run key to start application
      • Enumerates system info in registry
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1232
      • 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=0xf8,0xfc,0x100,0xd4,0x104,0x7ffce0cc46f8,0x7ffce0cc4708,0x7ffce0cc4718
        2⤵
          PID:3800
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2128,13710249676399748761,3921880545913667825,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2620 /prefetch:2
          2⤵
            PID:2444
          • 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=2128,13710249676399748761,3921880545913667825,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2220 /prefetch:3
            2⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:4520
          • 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=2128,13710249676399748761,3921880545913667825,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3120 /prefetch:8
            2⤵
              PID:2148
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2128,13710249676399748761,3921880545913667825,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3904 /prefetch:1
              2⤵
                PID:3384
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2128,13710249676399748761,3921880545913667825,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3912 /prefetch:1
                2⤵
                  PID:2288
                • 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 --field-trial-handle=2128,13710249676399748761,3921880545913667825,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4948 /prefetch:8
                  2⤵
                    PID:1328
                • C:\Windows\System32\CompPkgSrv.exe
                  C:\Windows\System32\CompPkgSrv.exe -Embedding
                  1⤵
                    PID:768
                  • C:\Windows\System32\rundll32.exe
                    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                    1⤵
                      PID:1660

                    Network

                    MITRE ATT&CK Enterprise v6

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                    Downloads