Resubmissions

07/08/2024, 13:47

240807-q3n7xazalq6

07/08/2024, 13:06

240807-qcaxlasdpd6

07/08/2024, 13:01

240807-p89kcsygjq6

07/08/2024, 12:40

240807-pwdxxssckd6

07/08/2024, 12:34

240807-przzlasbre6

Analysis

  • max time kernel
    149s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/08/2024, 12:34

General

  • Target
    https://kfj5nknggr.wreollyane.tech/m/6d3c1a839b5a51a8a044be604150a111.htm
  • Sample240807-przzlasbre

Malware Config

Signatures

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Detected potential entity reuse from brand microsoft.
  • Drops file in System32 directory 2 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://kfj5nknggr.wreollyane.tech/m/6d3c1a839b5a51a8a044be604150a111.htm
    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:220
    • 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:4 --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=123.0.6312.123 --initial-client-data=0xf8,0xfc,0x100,0xd4,0x104,0x7ffecf02cc40,0x7ffecf02cc4c,0x7ffecf02cc58
      2⤵
        PID:3860
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=1988,i,12049148936419524951,4986332261908719305,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=1960 /prefetch:2
        2⤵
          PID:4536
        • 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 --no-appcompat-clear --field-trial-handle=2016,i,12049148936419524951,4986332261908719305,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=2092 /prefetch:3
          2⤵
            PID:1012
          • 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=service --no-appcompat-clear --field-trial-handle=2052,i,12049148936419524951,4986332261908719305,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=2244 /prefetch:8
            2⤵
              PID:4768
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --field-trial-handle=3140,i,12049148936419524951,4986332261908719305,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3168 /prefetch:1
              2⤵
                PID:2924
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --field-trial-handle=3156,i,12049148936419524951,4986332261908719305,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3204 /prefetch:1
                2⤵
                  PID:3120
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --field-trial-handle=3716,i,12049148936419524951,4986332261908719305,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=4504 /prefetch:1
                  2⤵
                    PID:2100
                  • 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 --no-appcompat-clear --field-trial-handle=4700,i,12049148936419524951,4986332261908719305,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3368 /prefetch:8
                    2⤵
                      PID:3876
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --field-trial-handle=3344,i,12049148936419524951,4986332261908719305,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=4844 /prefetch:1
                      2⤵
                        PID:2620
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --no-appcompat-clear --gpu-preferences=WAAAAAAAAADoAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAACEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=3208,i,12049148936419524951,4986332261908719305,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3720 /prefetch:8
                        2⤵
                        • Drops file in System32 directory
                        • Suspicious behavior: EnumeratesProcesses
                        PID:2648
                    • C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe
                      "C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe"
                      1⤵
                        PID:1760
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                        1⤵
                          PID:3292
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4144,i,11391966286255097843,10588851088187498028,262144 --variations-seed-version --mojo-platform-channel-handle=4416 /prefetch:8
                          1⤵
                            PID:1656

                          Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                the-real-index

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\index-dir\the-real-index
                                • Size 168B
                                • SHA256 108d846aeeeb2a88d1e9e2fca0fea6d22283c45f1e7748e0b84cd0dcd5b74466
                                • MD5 SHA1 SHA512

                                Network Persistent State

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State
                                • Size 2KB
                                • SHA256 7d655b62ab7396bf4d91c4445b50e045c08d868fd4cfe2820784fac86432e762
                                • MD5 SHA1 SHA512

                                SCT Auditing Pending Reports

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports
                                • Size 2B
                                • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                                • MD5 SHA1 SHA512

                                Preferences

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                • Size 9KB
                                • SHA256 2f9843bb1421e1806bfd0e08160cd5bcfbdddf144b70669fa15f0ab9331af9b8
                                • MD5 SHA1 SHA512 SSDEEP

                                Preferences

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                • Size 9KB
                                • SHA256 31d2cdca39f4fdb62dc224f014f55ea6dbd63afa19aa8402fc6059d06373ab0d
                                • MD5 SHA1 SHA512 SSDEEP

                                Preferences

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                • Size 9KB
                                • SHA256 243443869ddbd30cfa91194018a058de032f94401b15fa8875b48ee391177588
                                • MD5 SHA1 SHA512 SSDEEP

                                Preferences

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                • Size 9KB
                                • SHA256 1313cb094060307f7d865bd38b63311a3ffc28703a808ab9ccae54a90f949fc7
                                • MD5 SHA1 SHA512 SSDEEP

                                Preferences

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                • Size 9KB
                                • SHA256 249b0b136c9639856697fd92eb0bc95a50b9ab4a05746740510d0dfb3b47eb61
                                • MD5 SHA1 SHA512 SSDEEP

                                Preferences

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                • Size 9KB
                                • SHA256 8c4f13c48d2902f52a3291bb225b9e2ab13fb2f636feb8c397513a8dede35786
                                • MD5 SHA1 SHA512 SSDEEP

                                Preferences

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                • Size 9KB
                                • SHA256 7e1dd20cc017614e0192de199240fd8875909ae272c10c2ea9b5ddda23bf751a
                                • MD5 SHA1 SHA512 SSDEEP

                                df413a47-ecc8-45ed-b0df-f23a25415aa7.tmp

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\df413a47-ecc8-45ed-b0df-f23a25415aa7.tmp
                                • Size 8KB
                                • SHA256 24816fb4cb4d4cc4b510d3904a92c21d664b9576dcda649294549528d7f4fd04
                                • MD5 SHA1 SHA512 SSDEEP

                                Local State

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                • Size 99KB
                                • SHA256 2874e15b36b18f627097229b1288e80b9043d076125f690c9b381f13b136daf3
                                • MD5 SHA1 SHA512 SSDEEP

                                Local State

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                • Size 99KB
                                • SHA256 aad33642e1fc8e5fdf48a616b4d0c63c619ea28ed6d06116a47e29f61df6d32e
                                • MD5 SHA1 SHA512 SSDEEP

                                default.dic

                                • Path C:\Users\Admin\AppData\Roaming\Microsoft\Spelling\en-US\default.dic
                                • Size 2B
                                • SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
                                • MD5 SHA1 SHA512