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Analysis

  • max time kernel
    39s
  • max time network
    39s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240419-en
  • resource tags

    arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    29/04/2024, 08:14

General

  • Target

    https://sigtn.com////utils/emt.cfm?client_id=9195153&campaign_id=73466&link=shopritedelivers.com/disclaimer.aspx?returnurl=%2F%2Fozbaskentmakina%E3%80%82com.tr/lo/bey/ZXJpY2EubGVod2luZ0Bpb25ncm91cC5jb20=$

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 1 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 12 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument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://sigtn.com////utils/emt.cfm?client_id=9195153&campaign_id=73466&link=shopritedelivers.com/disclaimer.aspx?returnurl=%2F%2Fozbaskentmakina%E3%80%82com.tr/lo/bey/ZXJpY2EubGVod2luZ0Bpb25ncm91cC5jb20=$
    1⤵
    • Drops file in Windows directory
    • 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:4360
    • 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" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=123.0.6312.106 --initial-client-data=0xdc,0xe0,0xe4,0xd8,0x108,0x7ffb27e0cc40,0x7ffb27e0cc4c,0x7ffb27e0cc58
      2⤵
        PID:4540
      • 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=1792,i,7364903391973999966,14715935205740194885,262144 --variations-seed-version=20240418-180204.077000 --mojo-platform-channel-handle=1788 /prefetch:2
        2⤵
          PID:4344
        • 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=2024,i,7364903391973999966,14715935205740194885,262144 --variations-seed-version=20240418-180204.077000 --mojo-platform-channel-handle=2076 /prefetch:3
          2⤵
            PID:1436
          • 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=2168,i,7364903391973999966,14715935205740194885,262144 --variations-seed-version=20240418-180204.077000 --mojo-platform-channel-handle=2180 /prefetch:8
            2⤵
              PID:3616
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-chrome-cart --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=3076,i,7364903391973999966,14715935205740194885,262144 --variations-seed-version=20240418-180204.077000 --mojo-platform-channel-handle=3116 /prefetch:1
              2⤵
                PID:5024
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-chrome-cart --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=3100,i,7364903391973999966,14715935205740194885,262144 --variations-seed-version=20240418-180204.077000 --mojo-platform-channel-handle=3144 /prefetch:1
                2⤵
                  PID:480
                • 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=4376,i,7364903391973999966,14715935205740194885,262144 --variations-seed-version=20240418-180204.077000 --mojo-platform-channel-handle=4560 /prefetch:8
                  2⤵
                    PID:3548
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-chrome-cart --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --field-trial-handle=4756,i,7364903391973999966,14715935205740194885,262144 --variations-seed-version=20240418-180204.077000 --mojo-platform-channel-handle=4696 /prefetch:1
                    2⤵
                      PID:3968
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-chrome-cart --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=3348,i,7364903391973999966,14715935205740194885,262144 --variations-seed-version=20240418-180204.077000 --mojo-platform-channel-handle=4312 /prefetch:1
                      2⤵
                        PID:5008
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-chrome-cart --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --field-trial-handle=3728,i,7364903391973999966,14715935205740194885,262144 --variations-seed-version=20240418-180204.077000 --mojo-platform-channel-handle=4320 /prefetch:1
                        2⤵
                          PID:4784
                      • C:\Program Files\Google\Chrome\Application\123.0.6312.106\elevation_service.exe
                        "C:\Program Files\Google\Chrome\Application\123.0.6312.106\elevation_service.exe"
                        1⤵
                          PID:1540
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                          1⤵
                            PID:696

                          Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

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                          Downloads

                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\BrowsingTopicsState

                            Filesize

                            649B

                            MD5

                            365690cb3c7e2164894e6f2e66ab3376

                            SHA1

                            e35ae518489b39adf102bc77eb58cb1cd79b7db5

                            SHA256

                            6e7b44bb305cafbc6f8985b4d78bbe01e686386775722af98510816d8622dc54

                            SHA512

                            3c4a5233fecfe89bf073dab39a4c540e9fed7b8f26639ee1663b36361339ca927ffc33f751645aba51f340dd3a6b3f77529fe1fc91a4f3f246000ac6a7ec0644

                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports

                            Filesize

                            2B

                            MD5

                            d751713988987e9331980363e24189ce

                            SHA1

                            97d170e1550eee4afc0af065b78cda302a97674c

                            SHA256

                            4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

                            SHA512

                            b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                            Filesize

                            8KB

                            MD5

                            ff798163757c4933cb9dcfa7d65bcf78

                            SHA1

                            7f05d49215c0ad7efce792c4992ab4be4958430e

                            SHA256

                            28ad0f3257957760547468bcef855182a09cbe0ec867c0ffcaae17ff37c181a4

                            SHA512

                            d0a4f2816d51f806ba7816e15973b98ce6023df94bb9296b891889e3144dc5c8f212ad2a95ca0824bc9df0ca4f876e3900f5d7f5c6fc657bf8a23093b239d6a7

                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                            Filesize

                            9KB

                            MD5

                            e3114f03473ac284345746f69fb42dfe

                            SHA1

                            f2713210c6d2d7efcad2d5449886333171e64736

                            SHA256

                            a339a742d9cbcc94f3ba16942746fa949af672d4c2aaa5f6c2bfd051d8857af8

                            SHA512

                            e8c4b6b5020d9c3cb6bb01b7d32bce8cd7cabd7efcfd01150a04a388169f03ef768a25a8633e356d15162d61e7f8d2ab37a4807eadf2b68189e6d40d3f0328b9

                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                            Filesize

                            77KB

                            MD5

                            a4bf0206b0489b1facdeb3492a53d778

                            SHA1

                            6a01e656d9202609124534748b554695eedb8e4b

                            SHA256

                            72a7e1e6ac12f2cf2ecbf3b540033d765ac504fcbe795a2dc0cd747eed80b902

                            SHA512

                            75f30a63e74779ff1e713a148eeb3c80ce2f97e57da31ebc5ea389bf1201560bae14535e3d166e26b2a3b1a07e3d57805a384853f5dcbaed1c98b08d09ef62bc