Analysis

  • max time kernel
    60s
  • max time network
    55s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/07/2023, 23:44

General

  • Target
    https://usc1.contabostorage.com/94fa672a9cd94c0d8986996ba7618c9e:workplace/signin.html
  • Sample230707-3rm7padc81
Score
1/10

Malware Config

Signatures

  • Checks processor information in registry 2 TTPs 5 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 32 IoCs
  • Suspicious use of SendNotifyMessage 29 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" "--simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT'" https://usc1.contabostorage.com/94fa672a9cd94c0d8986996ba7618c9e:workplace/signin.html
    1⤵
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4920
    • 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=0xfc,0x100,0x104,0xd8,0x108,0x7ff936a59758,0x7ff936a59768,0x7ff936a59778
      2⤵
        PID:3456
      • 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=268 --field-trial-handle=1748,i,9633900824715185563,6750479771483358495,131072 /prefetch:2
        2⤵
          PID:4028
        • 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=2144 --field-trial-handle=1748,i,9633900824715185563,6750479771483358495,131072 /prefetch:8
          2⤵
            PID:3428
          • 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=2260 --field-trial-handle=1748,i,9633900824715185563,6750479771483358495,131072 /prefetch:8
            2⤵
              PID:2832
            • 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=3080 --field-trial-handle=1748,i,9633900824715185563,6750479771483358495,131072 /prefetch:1
              2⤵
                PID:4060
              • 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=3088 --field-trial-handle=1748,i,9633900824715185563,6750479771483358495,131072 /prefetch:1
                2⤵
                  PID:1164
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4896 --field-trial-handle=1748,i,9633900824715185563,6750479771483358495,131072 /prefetch:8
                  2⤵
                    PID:4192
                  • 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=5132 --field-trial-handle=1748,i,9633900824715185563,6750479771483358495,131072 /prefetch:8
                    2⤵
                      PID:532
                  • 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:4388
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe"
                      1⤵
                        PID:4568
                        • C:\Program Files\Mozilla Firefox\firefox.exe
                          "C:\Program Files\Mozilla Firefox\firefox.exe"
                          2⤵
                          • Checks processor information in registry
                          • Modifies registry class
                          • Suspicious use of FindShellTrayWindow
                          • Suspicious use of SendNotifyMessage
                          • Suspicious use of SetWindowsHookEx
                          PID:5108
                          • C:\Program Files\Mozilla Firefox\firefox.exe
                            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="5108.0.434665183\1564653345" -parentBuildID 20221007134813 -prefsHandle 1856 -prefMapHandle 1848 -prefsLen 20860 -prefMapSize 232645 -appDir "C:\Program Files\Mozilla Firefox\browser" - {aebc9fb8-64ee-49cb-be28-1e39f75e641f} 5108 "\\.\pipe\gecko-crash-server-pipe.5108" 1928 1f5eabcab58 gpu
                            3⤵
                              PID:2672
                            • C:\Program Files\Mozilla Firefox\firefox.exe
                              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="5108.1.75927901\1654092853" -parentBuildID 20221007134813 -prefsHandle 2284 -prefMapHandle 2280 -prefsLen 20896 -prefMapSize 232645 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {383c1f00-7c94-4e1d-bab5-a4e8e2dc1497} 5108 "\\.\pipe\gecko-crash-server-pipe.5108" 2328 1f5ea6e7858 socket
                              3⤵
                                PID:4912
                              • C:\Program Files\Mozilla Firefox\firefox.exe
                                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="5108.2.1410827825\856401602" -childID 1 -isForBrowser -prefsHandle 2944 -prefMapHandle 3128 -prefsLen 20934 -prefMapSize 232645 -jsInitHandle 1084 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {470014e0-d58f-4ee6-81d5-ddab1c7171dc} 5108 "\\.\pipe\gecko-crash-server-pipe.5108" 3096 1f5ee4e0258 tab
                                3⤵
                                  PID:1580
                                • C:\Program Files\Mozilla Firefox\firefox.exe
                                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="5108.3.151747385\1488636006" -childID 2 -isForBrowser -prefsHandle 3668 -prefMapHandle 3664 -prefsLen 26359 -prefMapSize 232645 -jsInitHandle 1084 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {59f0eb23-48cc-494e-9d8b-3a56777ed630} 5108 "\\.\pipe\gecko-crash-server-pipe.5108" 3680 1f5eeadeb58 tab
                                  3⤵
                                    PID:3680
                                  • C:\Program Files\Mozilla Firefox\firefox.exe
                                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="5108.4.1145991897\2104738093" -childID 3 -isForBrowser -prefsHandle 4532 -prefMapHandle 4528 -prefsLen 26418 -prefMapSize 232645 -jsInitHandle 1084 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {8ca9571c-40c7-423f-88ed-49d322a21f75} 5108 "\\.\pipe\gecko-crash-server-pipe.5108" 4508 1f5eff60758 tab
                                    3⤵
                                      PID:5192
                                    • C:\Program Files\Mozilla Firefox\firefox.exe
                                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="5108.5.1768450853\1314502811" -childID 4 -isForBrowser -prefsHandle 4956 -prefMapHandle 4932 -prefsLen 26418 -prefMapSize 232645 -jsInitHandle 1084 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {caa00c15-b1a6-46d8-a7c5-d79bbf4d0ee1} 5108 "\\.\pipe\gecko-crash-server-pipe.5108" 4968 1f5f056f658 tab
                                      3⤵
                                        PID:5848
                                      • C:\Program Files\Mozilla Firefox\firefox.exe
                                        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="5108.6.1433308450\1753181449" -childID 5 -isForBrowser -prefsHandle 5096 -prefMapHandle 5100 -prefsLen 26418 -prefMapSize 232645 -jsInitHandle 1084 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {df088d5b-78a4-4065-9b9c-3e6624ece3c0} 5108 "\\.\pipe\gecko-crash-server-pipe.5108" 4984 1f5f0851558 tab
                                        3⤵
                                          PID:5856
                                        • C:\Program Files\Mozilla Firefox\firefox.exe
                                          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="5108.7.1443714052\2075715170" -childID 6 -isForBrowser -prefsHandle 5292 -prefMapHandle 5296 -prefsLen 26418 -prefMapSize 232645 -jsInitHandle 1084 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {d742cbc9-c45e-44c4-9cfb-6e3bd02bef5a} 5108 "\\.\pipe\gecko-crash-server-pipe.5108" 5284 1f5f0850358 tab
                                          3⤵
                                            PID:5864

                                      Network

                                            MITRE ATT&CK Enterprise v6

                                            Replay Monitor

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                                            Downloads

                                            the-real-index

                                            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\index-dir\the-real-index
                                            • Size 192B
                                            • SHA256 e222cdb55f16f53f646e559cdbc7c9d30f6363f92b44a156f24ccb76767a0ab9
                                            • MD5 SHA1 SHA512

                                            TransportSecurity

                                            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity
                                            • Size 705B
                                            • SHA256 671bae825c2df4238ecd93b6c560ae65350a811bcdee72320f7cdfcf34e78fca
                                            • MD5 SHA1 SHA512

                                            Preferences

                                            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                            • Size 5KB
                                            • SHA256 46e24cc292f0c9abf0d3a5653061e1be484aa9a2b54927bae235ac017aa39a71
                                            • MD5 SHA1 SHA512 SSDEEP

                                            Preferences

                                            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                            • Size 5KB
                                            • SHA256 06a711fa25668ec7bb20f2021d6553de61e3b95accbd1bf1e640f0b8fa866cb2
                                            • MD5 SHA1 SHA512 SSDEEP

                                            Local State

                                            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                            • Size 172KB
                                            • SHA256 1d0d24da6f33f1384b07669308d0466ba373f40b8b1fd10a072ec114aa4e1771
                                            • MD5 SHA1 SHA512 SSDEEP

                                            e0a72227-cf4b-40a6-8ccf-5390f06ee318.tmp

                                            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\e0a72227-cf4b-40a6-8ccf-5390f06ee318.tmp
                                            • Size 2B
                                            • SHA256 44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a
                                            • MD5 SHA1 SHA512

                                            activity-stream.discovery_stream.json.tmp

                                            • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\46be7tph.default-release\activity-stream.discovery_stream.json.tmp
                                            • Size 152KB
                                            • SHA256 a6fcbdd86d94db9ed6bb3802508e1ebddf0a88041557fa1076483c6b04933a27
                                            • MD5 SHA1 SHA512 SSDEEP

                                            prefs.js

                                            • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\46be7tph.default-release\prefs.js
                                            • Size 6KB
                                            • SHA256 78383bffb46a4ef97c7dd24596e4f27bc77a12c4a0e79dfe7dfb60b398e81b8a
                                            • MD5 SHA1 SHA512 SSDEEP