Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/07/2024, 21:51

General

  • Target
    63384efdad4c0f6dc67bdf47f14d9875ad062627656dc888855e75ddc875419d.exe
  • Size 37KB
  • Sample240709-1qhvgazbmd
  • SHA256 63384efdad4c0f6dc67bdf47f14d9875ad062627656dc888855e75ddc875419d
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops autorun.inf file 1 TTPs 5 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\63384efdad4c0f6dc67bdf47f14d9875ad062627656dc888855e75ddc875419d.exe
    "C:\Users\Admin\AppData\Local\Temp\63384efdad4c0f6dc67bdf47f14d9875ad062627656dc888855e75ddc875419d.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2752
    • C:\Users\Admin\AppData\Roaming\SHELD.exe
      "C:\Users\Admin\AppData\Roaming\SHELD.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops autorun.inf file
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:996
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\SHELD.exe" "SHELD.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        PID:4152
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument C:\Users\Admin\Desktop\MountAssert.htm
    1⤵
    • Enumerates system info in registry
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:5040
    • 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=0x11c,0x120,0x124,0xf8,0x128,0x7ffa57bd46f8,0x7ffa57bd4708,0x7ffa57bd4718
      2⤵
        PID:4736
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2064,10302951916577217948,16912230707334719530,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2148 /prefetch:2
        2⤵
          PID:4332
        • 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=2064,10302951916577217948,16912230707334719530,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2200 /prefetch:3
          2⤵
            PID:4324
          • 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=2064,10302951916577217948,16912230707334719530,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2768 /prefetch:8
            2⤵
              PID:4376
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2064,10302951916577217948,16912230707334719530,131072 --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=3564 /prefetch:1
              2⤵
                PID:2008
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2064,10302951916577217948,16912230707334719530,131072 --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=3572 /prefetch:1
                2⤵
                  PID:3296
                • 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=2064,10302951916577217948,16912230707334719530,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5432 /prefetch:8
                  2⤵
                    PID:1052
                  • 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=2064,10302951916577217948,16912230707334719530,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5432 /prefetch:8
                    2⤵
                      PID:1844
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2064,10302951916577217948,16912230707334719530,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5064 /prefetch:1
                      2⤵
                        PID:364
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2064,10302951916577217948,16912230707334719530,131072 --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=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3204 /prefetch:1
                        2⤵
                          PID:4748
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2064,10302951916577217948,16912230707334719530,131072 --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=5488 /prefetch:1
                          2⤵
                            PID:4144
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2064,10302951916577217948,16912230707334719530,131072 --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=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3560 /prefetch:1
                            2⤵
                              PID:4344
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2064,10302951916577217948,16912230707334719530,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3956 /prefetch:1
                              2⤵
                                PID:1580
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2064,10302951916577217948,16912230707334719530,131072 --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=3748 /prefetch:1
                                2⤵
                                  PID:2196
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2064,10302951916577217948,16912230707334719530,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5628 /prefetch:1
                                  2⤵
                                    PID:3628
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2064,10302951916577217948,16912230707334719530,131072 --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=5652 /prefetch:1
                                    2⤵
                                      PID:624
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2064,10302951916577217948,16912230707334719530,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3980 /prefetch:1
                                      2⤵
                                        PID:4512
                                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2064,10302951916577217948,16912230707334719530,131072 --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=5668 /prefetch:1
                                        2⤵
                                          PID:1836
                                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2064,10302951916577217948,16912230707334719530,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=17 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5696 /prefetch:1
                                          2⤵
                                            PID:3584
                                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2064,10302951916577217948,16912230707334719530,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=18 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5700 /prefetch:1
                                            2⤵
                                              PID:1912
                                          • C:\Windows\System32\CompPkgSrv.exe
                                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                                            1⤵
                                              PID:744
                                            • C:\Windows\System32\CompPkgSrv.exe
                                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                                              1⤵
                                                PID:4508

                                              Network

                                                    MITRE ATT&CK Enterprise v15

                                                    Replay Monitor

                                                    Loading Replay Monitor...

                                                    Downloads

                                                    settings.dat

                                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                                    • Size 152B
                                                    • SHA256 1971045943002ef01930add9ba1a96a92ddc10d6c581ce29e33c38c2120b130e
                                                    • MD5 SHA1 SHA512

                                                    settings.dat

                                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                                    • Size 152B
                                                    • SHA256 1191573f2a7c12f0b9b8460e06dc36ca5386305eb8c883ebbbc8eb15f4d8e23e
                                                    • MD5 SHA1 SHA512

                                                    0fd1b73e-7b6a-437c-aa48-447bd722332f.tmp

                                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\0fd1b73e-7b6a-437c-aa48-447bd722332f.tmp
                                                    • Size 6KB
                                                    • SHA256 5fc50d74ade6ffc301c9103827765a9017a8baeb105f06a6fcb861234c20383c
                                                    • MD5 SHA1 SHA512 SSDEEP

                                                    Network Persistent State

                                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State
                                                    • Size 180B
                                                    • SHA256 45a13c77403533b12fbeeeb580e1c32400ca17a32e15caa8c8e6a180ece27fed
                                                    • MD5 SHA1 SHA512

                                                    Preferences

                                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                                    • Size 6KB
                                                    • SHA256 b90f9238cabdc7e74aed55811ecf810143109365d7b312f0b2c8d00f447f197c
                                                    • MD5 SHA1 SHA512 SSDEEP

                                                    Preferences

                                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                                    • Size 6KB
                                                    • SHA256 1df0fc80cdcb51d537c36fbd1f74630c66e0d9da0840c53302074cd3916be17a
                                                    • MD5 SHA1 SHA512 SSDEEP

                                                    CURRENT

                                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT
                                                    • Size 16B
                                                    • SHA256 0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd
                                                    • MD5 SHA1 SHA512

                                                    Local State

                                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                                    • Size 11KB
                                                    • SHA256 b63c3100c646160b2224a13ccadf7eb32e6eb88b04f14b0520880cebbf27eeb0
                                                    • MD5 SHA1 SHA512 SSDEEP

                                                    Local State

                                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                                    • Size 11KB
                                                    • SHA256 817daea83638f7ca0f7a9e10e7c95f17f881d1a45f9f558238a8d86e915f1672
                                                    • MD5 SHA1 SHA512 SSDEEP

                                                    SHELD.exe

                                                    • Path C:\Users\Admin\AppData\Roaming\SHELD.exe
                                                    • Size 37KB
                                                    • SHA256 63384efdad4c0f6dc67bdf47f14d9875ad062627656dc888855e75ddc875419d
                                                    • MD5 SHA1 SHA512 SSDEEP

                                                    memory/996-26-0x00000000752B0000-0x0000000075861000-memory.dmp

                                                    memory/996-25-0x00000000752B0000-0x0000000075861000-memory.dmp

                                                    memory/996-24-0x00000000752B0000-0x0000000075861000-memory.dmp

                                                    memory/996-14-0x00000000752B0000-0x0000000075861000-memory.dmp

                                                    memory/996-12-0x00000000752B0000-0x0000000075861000-memory.dmp

                                                    memory/2752-13-0x00000000752B0000-0x0000000075861000-memory.dmp

                                                    memory/2752-0-0x00000000752B2000-0x00000000752B3000-memory.dmp

                                                    memory/2752-2-0x00000000752B0000-0x0000000075861000-memory.dmp

                                                    memory/2752-1-0x00000000752B0000-0x0000000075861000-memory.dmp