Analysis

  • max time kernel
    149s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    01-02-2022 02:34

General

  • Target

    9sOXN6Ltf0afe7.js

  • Size

    792B

  • MD5

    4f8ff5e70647dbc5d91326346c393729

  • SHA1

    2fd4eb78e53af6a5b210943ca8f0e521bb567afb

  • SHA256

    70b8397f87e4a0d235d41b00a980a8be9743691318d30293f7aa6044284ffc9c

  • SHA512

    70befa1aaebca808fab2f3538897380b8ad988106eab300dfe4063e1a6933ce77ff01949f99e5741ac8ffb0653e65b946de4f87e5a035926b18bfb3e5e4ec2ef

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Sets service image path in registry 2 TTPs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 41 IoCs
  • Modifies registry class 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\9sOXN6Ltf0afe7.js
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1800
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c mkdir C:\Users\Admin\AppData\Local\Temp\cscript.exe&for /r C:\Windows\System32\ %m in (cscr*.exe) do copy %m C:\Users\Admin\AppData\Local\Temp\cscript.exe\msproof.exe /y&move /Y C:\Users\Admin\AppData\Local\Temp\cSi1r0uywDNvDu.tmp C:\Users\Admin\AppData\Local\Temp\cscript.exe\WsmPty.xsl&C:\Users\Admin\AppData\Local\Temp\cscript.exe\msproof.exe //nologo C:\Windows\System32\winrm.vbs get wmicimv2/Win32_Process?Handle=4 -format:pretty&del "C:\Users\Admin\OFFICE12\Wordcnvpxy.exe" /f /q&ping -n 1 127.0.0.1&move /Y C:\Users\Admin\AppData\Local\Temp\486AULMsOPmf6W.tmp "C:\Users\Admin\OFFICE12\MSOSTYLE.EXE"&move /Y C:\Users\Admin\AppData\Local\Temp\3UDBUTNY7YstRc.tmp "C:\Users\Admin\OFFICE12\OINFO12.OCX"&copy /b C:\Users\Admin\AppData\Local\Temp\2m7EBxdH3wHwBO.tmp+C:\Users\Admin\AppData\Local\Temp\MiZl5xsDRylf0W.tmp "C:\Users\Admin\OFFICE12\Wordcnvpxy.exe" /Y&"C:\Users\Admin\AppData\Local\Temp\20200308-sitrep-48-covid-19.pdf"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1292
      • C:\Users\Admin\AppData\Local\Temp\cscript.exe\msproof.exe
        C:\Users\Admin\AppData\Local\Temp\cscript.exe\msproof.exe //nologo C:\Windows\System32\winrm.vbs get wmicimv2/Win32_Process?Handle=4 -format:pretty
        3⤵
        • Executes dropped EXE
        PID:3364
      • C:\Windows\system32\PING.EXE
        ping -n 1 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1200
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument C:\Users\Admin\AppData\Local\Temp\20200308-sitrep-48-covid-19.pdf
        3⤵
        • 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:1152
        • 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,0x100,0xd4,0x104,0x7fff157e46f8,0x7fff157e4708,0x7fff157e4718
          4⤵
            PID:3540
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2376,12148746049252484603,15907242130056936346,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2400 /prefetch:2
            4⤵
              PID:3272
            • 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=2376,12148746049252484603,15907242130056936346,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2456 /prefetch:3
              4⤵
              • Suspicious behavior: EnumeratesProcesses
              PID:2500
            • 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=2376,12148746049252484603,15907242130056936346,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2752 /prefetch:8
              4⤵
                PID:1040
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2376,12148746049252484603,15907242130056936346,131072 --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=3836 /prefetch:1
                4⤵
                  PID:3248
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2376,12148746049252484603,15907242130056936346,131072 --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=3488 /prefetch:1
                  4⤵
                    PID:2236
                  • 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=2376,12148746049252484603,15907242130056936346,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5296 /prefetch:8
                    4⤵
                      PID:1676
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2376,12148746049252484603,15907242130056936346,131072 --disable-gpu-compositing --lang=en-US --extension-process --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5352 /prefetch:1
                      4⤵
                        PID:3744
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=ppapi --field-trial-handle=2376,12148746049252484603,15907242130056936346,131072 --lang=en-US --device-scale-factor=1 --ppapi-antialiased-text-enabled=1 --ppapi-subpixel-rendering-setting=1 --mojo-platform-channel-handle=6148 /prefetch:6
                        4⤵
                          PID:2464
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2376,12148746049252484603,15907242130056936346,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2164 /prefetch:1
                          4⤵
                            PID:4788
                          • 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=2376,12148746049252484603,15907242130056936346,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6476 /prefetch:8
                            4⤵
                              PID:4880
                            • 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=2376,12148746049252484603,15907242130056936346,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6476 /prefetch:8
                              4⤵
                              • Suspicious behavior: EnumeratesProcesses
                              PID:4904
                            • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --configure-user-settings --verbose-logging --system-level --msedge --force-configure-user-settings
                              4⤵
                              • Drops file in Program Files directory
                              PID:4980
                              • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --type=crashpad-handler /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\TEMP\MsEdgeCrashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x220,0x224,0x228,0x1fc,0x22c,0x7ff6c4eb5460,0x7ff6c4eb5470,0x7ff6c4eb5480
                                5⤵
                                  PID:5008
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2376,12148746049252484603,15907242130056936346,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5720 /prefetch:8
                                4⤵
                                  PID:4740
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2376,12148746049252484603,15907242130056936346,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2388 /prefetch:8
                                  4⤵
                                    PID:3204
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2376,12148746049252484603,15907242130056936346,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3508 /prefetch:8
                                    4⤵
                                      PID:4068
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2376,12148746049252484603,15907242130056936346,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=5140 --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=3440 /prefetch:2
                                      4⤵
                                      • Suspicious behavior: EnumeratesProcesses
                                      PID:4036
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p
                                1⤵
                                  PID:3808
                                • C:\Windows\System32\CompPkgSrv.exe
                                  C:\Windows\System32\CompPkgSrv.exe -Embedding
                                  1⤵
                                    PID:3744
                                  • C:\Windows\System32\WaaSMedicAgent.exe
                                    C:\Windows\System32\WaaSMedicAgent.exe 0546a46c03aa5166ddcea45005bb37ed O/t/vqmvr0W6dqZWOuA7UQ.0.1.0.0.0
                                    1⤵
                                    • Modifies data under HKEY_USERS
                                    PID:4392

                                  Network

                                  MITRE ATT&CK Enterprise v6

                                  Replay Monitor

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                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\cscript.exe\msproof.exe

                                    MD5

                                    24590bf74bbbbfd7d7ac070f4e3c44fd

                                    SHA1

                                    cdfe517d07f18623778829aa98d6bbadd3f294cd

                                    SHA256

                                    ae37fd1b642e797b36b9ffcec8a6e986732d011681061800c6b74426c28a9d03

                                    SHA512

                                    ffaf2c86c9555513cdb51a7638f1fde3e8951a203aac63fd0aac62db297c853ac8c14e1a212c01d6b181df53e790f80489358489f6415d5c7fa53bfb8888bfa9

                                  • C:\Users\Admin\AppData\Local\Temp\cscript.exe\msproof.exe

                                    MD5

                                    24590bf74bbbbfd7d7ac070f4e3c44fd

                                    SHA1

                                    cdfe517d07f18623778829aa98d6bbadd3f294cd

                                    SHA256

                                    ae37fd1b642e797b36b9ffcec8a6e986732d011681061800c6b74426c28a9d03

                                    SHA512

                                    ffaf2c86c9555513cdb51a7638f1fde3e8951a203aac63fd0aac62db297c853ac8c14e1a212c01d6b181df53e790f80489358489f6415d5c7fa53bfb8888bfa9

                                  • \??\pipe\LOCAL\crashpad_1152_UVJBGBHOMEAUBWIA

                                    MD5

                                    d41d8cd98f00b204e9800998ecf8427e

                                    SHA1

                                    da39a3ee5e6b4b0d3255bfef95601890afd80709

                                    SHA256

                                    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                    SHA512

                                    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                  • memory/3272-139-0x00007FFF331F0000-0x00007FFF331F1000-memory.dmp

                                    Filesize

                                    4KB