Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    07-01-2025 17:27

General

  • Target

    https://www.shorturl.at/CRDfY

Malware Config

Signatures

  • Quasar RAT

    Quasar is an open source Remote Access Tool.

  • Quasar family
  • Quasar payload 1 IoCs
  • Downloads MZ/PE file
  • Drops file in Windows directory 1 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 38 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://www.shorturl.at/CRDfY
    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:1636
    • 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=0x108,0x10c,0x110,0xd8,0x114,0x7ffc8923cc40,0x7ffc8923cc4c,0x7ffc8923cc58
      2⤵
        PID:1620
      • 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=1848,i,11430695345128801497,441989589002051858,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=1808 /prefetch:2
        2⤵
          PID:2352
        • 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=2072,i,11430695345128801497,441989589002051858,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=2092 /prefetch:3
          2⤵
            PID:1464
          • 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=2184,i,11430695345128801497,441989589002051858,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=2148 /prefetch:8
            2⤵
              PID:2080
            • 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=3076,i,11430695345128801497,441989589002051858,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3088 /prefetch:1
              2⤵
                PID:1980
              • 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=3100,i,11430695345128801497,441989589002051858,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3120 /prefetch:1
                2⤵
                  PID:4112
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --lang=en-US --service-sandbox-type=icon_reader --no-appcompat-clear --field-trial-handle=4816,i,11430695345128801497,441989589002051858,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4836 /prefetch:8
                  2⤵
                    PID:3784
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --lang=en-US --service-sandbox-type=icon_reader --no-appcompat-clear --field-trial-handle=4812,i,11430695345128801497,441989589002051858,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4968 /prefetch:8
                    2⤵
                      PID:1340
                    • 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=4824,i,11430695345128801497,441989589002051858,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=5164 /prefetch:8
                      2⤵
                        PID:3908
                      • 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=10.0.22000.1 --no-appcompat-clear --gpu-preferences=WAAAAAAAAADoAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAACEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=4252,i,11430695345128801497,441989589002051858,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4856 /prefetch:8
                        2⤵
                        • Suspicious behavior: EnumeratesProcesses
                        PID:4720
                    • 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:696
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                        1⤵
                          PID:2284

                        Network

                        MITRE ATT&CK Enterprise v15

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

                        • C:\Users\Admin\AppData\Local\D3DSCache\cb00da9ba77862e\F4EB2D6C-ED2B-4BDD-AD9D-F913287E6768.idx

                          Filesize

                          64KB

                          MD5

                          b5ad5caaaee00cb8cf445427975ae66c

                          SHA1

                          dcde6527290a326e048f9c3a85280d3fa71e1e22

                          SHA256

                          b6409b9d55ce242ff022f7a2d86ae8eff873daabf3a0506031712b8baa6197b8

                          SHA512

                          92f7fbbcbbea769b1af6dd7e75577be3eb8bb4a4a6f8a9288d6da4014e1ea309ee649a7b089be09ba27866e175ab6f6a912413256d7e13eaf60f6f30e492ce7f

                        • C:\Users\Admin\AppData\Local\D3DSCache\cb00da9ba77862e\F4EB2D6C-ED2B-4BDD-AD9D-F913287E6768.lock

                          Filesize

                          4B

                          MD5

                          f49655f856acb8884cc0ace29216f511

                          SHA1

                          cb0f1f87ec0455ec349aaa950c600475ac7b7b6b

                          SHA256

                          7852fce59c67ddf1d6b8b997eaa1adfac004a9f3a91c37295de9223674011fba

                          SHA512

                          599e93d25b174524495ed29653052b3590133096404873318f05fd68f4c9a5c9a3b30574551141fbb73d7329d6be342699a17f3ae84554bab784776dfda2d5f8

                        • C:\Users\Admin\AppData\Local\D3DSCache\cb00da9ba77862e\F4EB2D6C-ED2B-4BDD-AD9D-F913287E6768.val

                          Filesize

                          1008B

                          MD5

                          d222b77a61527f2c177b0869e7babc24

                          SHA1

                          3f23acb984307a4aeba41ebbb70439c97ad1f268

                          SHA256

                          80dc3ffa698e4ff2e916f97983b5eae79470203e91cb684c5ccd4ff1a465d747

                          SHA512

                          d17d836ea77aeaff4cd01f9c7523345167a4a6bc62528aac74acde12679f48079d75d159e9cea2e614da50e83c2dcd92c374c899ea6c4fe8e5513d9bf06c01ff

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

                          Filesize

                          649B

                          MD5

                          5251a469431b2ad9835b5b7a5b761d92

                          SHA1

                          d25755bd4f08aa29f400c5948196d617fa4ef3bb

                          SHA256

                          6cccdda37f4736d565cb20acfa723df4d5ab6910032b20c2874902fb0b24633b

                          SHA512

                          bb51ce3035a55ffdaaeb72f3625e602c697b9a76f1cae9d96c476e7c63ebc56e463a52ddb587a6b99b8cffe665e89bb71b94addef3ec5b904fae14ad92745af4

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

                          Filesize

                          1KB

                          MD5

                          e71b31d3ec98fa5d94e2bf8fea6734b2

                          SHA1

                          b6d62a2264ce7f64092297d7eadb41eb9842d882

                          SHA256

                          e3239997a681a6c7339a84dd4870ba452d8122167015884c08c667965b21b4b6

                          SHA512

                          0a131d17b4d8df27f00447f85e06fae26dcbf35fc5eabf56db86aa2bb2310a623e4b9bbca757fdf6a14ef162d0f53f8ac370e1543f64b03597187bb5af104831

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

                          Filesize

                          2KB

                          MD5

                          0d244a4c1f73f2a22a1e2450ad2bce3c

                          SHA1

                          8fb48a653da50e2b27b391a7e7e9cb49f9d17b92

                          SHA256

                          51b5840ebd625625e4133f55359761c1f48d5673203e72c463e3ac2377a17247

                          SHA512

                          f4ce051e6718ffcca2f7ddf746d3accec13df321946b218bb8ec0d6a177748324547707045c9e9bfbb568bb1f4d567020214f23631124dbcb8ef51f376e46551

                        • 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

                          9KB

                          MD5

                          7827b7cb589354358d4a4b1f1857b95a

                          SHA1

                          5aca27a15df32961f8f05a48e01f6ca1d9fae0f7

                          SHA256

                          88da4aee537688fa17a98f366908808f28384ed348106a695ae2e82a75a52fbf

                          SHA512

                          4af0b43936dd374186709a8b7d2d70f6f8929cb67c97554d1779d4a5561cbddf2e1027ded6dbeab66ebe0f039dd4eea0cf7ad76ac2a6bc66974433c9a7814a32

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

                          Filesize

                          9KB

                          MD5

                          de1cb94d1680538a48fcfaa4d21302f0

                          SHA1

                          9b4a632b740f77742013ffec57bbdf11c6a2ae3a

                          SHA256

                          0c23092398d2cecb0861f2215f347b49841e515e762bce3a509fc354f657b1e4

                          SHA512

                          86ac7105a8a62ea91dddde9d4736cf916e59156ce65a684ea1561472bcbbbfc8a0d6207171eb1ed38c5680969ef044100381209cb3966cefacaf4357a3fadb0a

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

                          Filesize

                          9KB

                          MD5

                          a3a8638c04c35b697bec571ace1087e3

                          SHA1

                          74b1d78ddba55a736a26546db570871a70885743

                          SHA256

                          762daeb5390ce99ce4e36000394b936ef1d8f238c4509b7eed38f146628dcbaa

                          SHA512

                          1dd6b08ae97b54707c725f6b880692299914ba98df527619d8992ffdacadb3e925de1f0045baa61731a69bc4111565513eddde6b7c913f52886e57f741152d1d

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

                          Filesize

                          9KB

                          MD5

                          0c5716cc0bcc8704a8855dc6bb05ecb4

                          SHA1

                          6106fe0ab0b70750495375b2c45b6f9c9adc42c9

                          SHA256

                          a1681c26cfb2ef7107d4451c4754dea5d534c735d36611be8ab84740b91404cd

                          SHA512

                          01fe8950e1345757dc4c9c27d654903770a1d01a82a4b2233ed9a9692a1970d3f995e8ec83e5c53d3077323d130d16d71c747ebca4a2fde8fa498a4d69da0440

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

                          Filesize

                          9KB

                          MD5

                          e9153003fa71d910c5af8a4516f1a8c4

                          SHA1

                          9def2720322bbcb9edd682055d75020a3c3e0641

                          SHA256

                          0622b2ac193d392a8aea957b61c39d6ae846733ab861792488cd4cf1c7b94e20

                          SHA512

                          db3422dd5c9e3c525fb681b1e7d61d90ce8d65a6dbce395a9748a88187af895f5aee44d64cbfd00ff3f6447078c584177a8d76c21a2e466e2e80c38e0976765e

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

                          Filesize

                          228KB

                          MD5

                          9aee421de2cc11b0fd37bebea654cf1c

                          SHA1

                          11bf18d3730a3abe4a3e633c59dfefcb4ef18344

                          SHA256

                          8409ec0ed42e816ed59ec1f8ffa834085c7c86cdcb080358d56901c77dceb873

                          SHA512

                          d23d93f321e89499ba614382d6cc9add91464f5ef0d152ca2f05ff3dc293ace1efdbcda95f810899e9d10a68de3549126ed6e9551201740c0b90dfe2606ed83d

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

                          Filesize

                          228KB

                          MD5

                          ff3b77c2a56aa4d098d1f2f1d4d4527d

                          SHA1

                          10d2bff38639ff946636083c94680139a15640bc

                          SHA256

                          06dd44edcb79830b24781d442e8af877f286ac60fe830279e533c92afde67a31

                          SHA512

                          4b54d30a9e0e159f206339b5943592b6e70b37222d10504f635f1de2ee3bebbd786ee42b64ee872556819c1e7c2756b44029157a540657da54552aaf944140c2

                        • C:\Users\Admin\Downloads\Unconfirmed 93213.crdownload

                          Filesize

                          3.5MB

                          MD5

                          1e0a2e8cc5ce58715fc43c44004f637c

                          SHA1

                          f85ba3c4bd766e12ac11840939f5773ecc2f90f3

                          SHA256

                          4fb412dc8e1f77e2b47b1a677ca0475e5d25361d68e9e486c8aaf5148d635dfd

                          SHA512

                          75852941b8033d7f58e3819d5c7117f0f0cad5bb9b95aefef2e24eee63d2237c98072e823905e0d084659324bb54f020e163fd3310f3ee344a245051ac214859