Analysis

  • max time kernel
    56s
  • max time network
    55s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20241023-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20241023-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    15-11-2024 16:52

General

  • Target

    https://www.paypal.com/invoice/payerView/details/INV2-FCET-3STX-R97X-H99Z?locale.x=en_US&v=1&utm_source=unp&utm_medium=email&utm_campaign=RT000238&utm_unptid=f83da144-a10d-11ef-bd32-a94c5f14986c&ppid=RT000238&cnac=US&rsta=en_US*28en-US*29&unptid=f83da144-a10d-11ef-bd32-a94c5f14986c&calc=f5085022dc3b5&unp_tpcid=invoice-buyer-notification&page=main*3Aemail*3ART000238&pgrp=main*3Aemail&e=cl&mchn=em&s=ci&mail=sys&appVersion=1.292.0&tenant_name=&xt=145585*2C134645*2C150948*2C104038&link_ref=details_inv2-fcet-3stx-r97x-h99z__;JSUlJSUlJSU!!P5FZM7ryyeY!XF6eGWLYiz7xn4D9Y9_EJHBQe2ebgRWibqB0TGUBL94byOy7CD9-NPHnm6GNBT1Ce9Vt2mk5MbYS9AnqfTwS$

Malware Config

Signatures

  • Network Share Discovery 1 TTPs

    Attempt to gather information on host network.

  • Detected potential entity reuse from brand PAYPAL.
  • 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 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument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://www.paypal.com/invoice/payerView/details/INV2-FCET-3STX-R97X-H99Z?locale.x=en_US&v=1&utm_source=unp&utm_medium=email&utm_campaign=RT000238&utm_unptid=f83da144-a10d-11ef-bd32-a94c5f14986c&ppid=RT000238&cnac=US&rsta=en_US*28en-US*29&unptid=f83da144-a10d-11ef-bd32-a94c5f14986c&calc=f5085022dc3b5&unp_tpcid=invoice-buyer-notification&page=main*3Aemail*3ART000238&pgrp=main*3Aemail&e=cl&mchn=em&s=ci&mail=sys&appVersion=1.292.0&tenant_name=&xt=145585*2C134645*2C150948*2C104038&link_ref=details_inv2-fcet-3stx-r97x-h99z__;JSUlJSUlJSU!!P5FZM7ryyeY!XF6eGWLYiz7xn4D9Y9_EJHBQe2ebgRWibqB0TGUBL94byOy7CD9-NPHnm6GNBT1Ce9Vt2mk5MbYS9AnqfTwS$
    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:2944
    • 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=0x21c,0x220,0x224,0x1f8,0x228,0x7ff88fa5cc40,0x7ff88fa5cc4c,0x7ff88fa5cc58
      2⤵
        PID:1976
      • 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=1932,i,9867895328147758431,3004422826129571741,262144 --variations-seed-version=20241022-180310.361000 --mojo-platform-channel-handle=1928 /prefetch:2
        2⤵
          PID:2904
        • 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=2152,i,9867895328147758431,3004422826129571741,262144 --variations-seed-version=20241022-180310.361000 --mojo-platform-channel-handle=2284 /prefetch:3
          2⤵
            PID:4404
          • 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=1884,i,9867895328147758431,3004422826129571741,262144 --variations-seed-version=20241022-180310.361000 --mojo-platform-channel-handle=1900 /prefetch:8
            2⤵
              PID:892
            • 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=3136,i,9867895328147758431,3004422826129571741,262144 --variations-seed-version=20241022-180310.361000 --mojo-platform-channel-handle=3164 /prefetch:1
              2⤵
                PID:4560
              • 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=3160,i,9867895328147758431,3004422826129571741,262144 --variations-seed-version=20241022-180310.361000 --mojo-platform-channel-handle=3196 /prefetch:1
                2⤵
                  PID:3232
                • 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=4508,i,9867895328147758431,3004422826129571741,262144 --variations-seed-version=20241022-180310.361000 --mojo-platform-channel-handle=4480 /prefetch:1
                  2⤵
                    PID:2868
                  • 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=4972,i,9867895328147758431,3004422826129571741,262144 --variations-seed-version=20241022-180310.361000 --mojo-platform-channel-handle=4984 /prefetch:8
                    2⤵
                      PID:3236
                  • 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:4632
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                      1⤵
                        PID:1620

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

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                      Downloads

                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\87a535fb-6118-4b3b-832d-2b82955bb98c.tmp

                        Filesize

                        9KB

                        MD5

                        942967cdd77683f2528ae807ca1db572

                        SHA1

                        f4717e10501552f59b824cf7ec4d0c2ac926cde2

                        SHA256

                        f3c423fabf1335b4d806a320d5676bfdce9c959636cdd7be7ec90f800481f821

                        SHA512

                        012ddc886e60434d9baab7e7184b0668b69569a5f2e6185a72e6f7cfe6e7da6c23a81f81ce7e7cd473df55303fee9027b22eea4da332425a86946621dc40a7e7

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

                        Filesize

                        649B

                        MD5

                        d80a239ef4cb66b59ed954560bed4be9

                        SHA1

                        9f205510342fc05a20b098c78b8db3d1d883aa1b

                        SHA256

                        42677e107f7f694d0d62c857a47664215d197237cd08fd4c95c54962b62905ca

                        SHA512

                        e5e9fcc6eba9805e5833c9fdcd7681bd5e9def8839638eb97d1da3e10da9e3b3ae6f49cd181fc9538c1faf3515673e8e40e29cbcac9adc33720e502bb1e11b52

                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Cache\Cache_Data\f_000011

                        Filesize

                        215KB

                        MD5

                        e579aca9a74ae76669750d8879e16bf3

                        SHA1

                        0b8f462b46ec2b2dbaa728bea79d611411bae752

                        SHA256

                        6e51c7866705bf0098febfaf05cf4652f96e69ac806c837bfb1199b6e21e6aaf

                        SHA512

                        df22f1dff74631bc14433499d1f61609de71e425410067fd08ec193d100b70d98672228906081c309a06bcba03c097ace885240a3ce71e0da4fdb8a022fc9640

                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\index-dir\the-real-index

                        Filesize

                        552B

                        MD5

                        c072deac09fcd2ed814fdc93fe2886c8

                        SHA1

                        ef1dea2dfe25d6e381f214bacae7ea5e4007d712

                        SHA256

                        8e90788225feea9de048646a24b0a3ee177320408b3c0b7e76277eb15bd41897

                        SHA512

                        016a75026e1aab04e78c5852e78682b4b7bcd247b604ec8cd3be6cc494822035d9390713004ef70623ed573b1851133c303ab72814f3603366e51c184ddb0617

                      • 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\Network\TransportSecurity

                        Filesize

                        1KB

                        MD5

                        5e9f1fc84a173af1c459aa626489b81a

                        SHA1

                        d66beb71c7406674972cc68283dcdb1305aace38

                        SHA256

                        97d536b3c48eeddf737c1962ebb2e3aabfe130cc3856a67fb00273a5b07e7daa

                        SHA512

                        4e1fdcbd8deeb6ee0b7e75dd3dd892cc7a299a9f503de050544c26696a63e939158170fbaab11202acfeabd7c1be039066eb21de0e15960d1de799e374a2c143

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

                        Filesize

                        1KB

                        MD5

                        a120903acb72c7e7c8348170eec8e64d

                        SHA1

                        2bb5dc089bcf4a4203a860b57856ce9740baddd9

                        SHA256

                        3d801b56074c6ca52fc1c8639536dcf94051c50472bcb1a6a572903667430a71

                        SHA512

                        ae81c46a55b4d7514b1a0d086a5491c576da14c42b1cca59b1eb424ee2404db82fdc18a017d77a8bf48e4c1598446911db70a937d3a51cc32f36a4f5416d8f9e

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

                        Filesize

                        9KB

                        MD5

                        e21c72cfdbf6affdc1a56e76b34761e2

                        SHA1

                        4231a25e365d6e510a210a689e5cb3db9039145a

                        SHA256

                        bea903ae51329766b160cdf7727240b766d9c31c1396639b12e93ece571904ee

                        SHA512

                        289cf2c1c1d14c5349c206f973bf1e02f8be74bf28d09fecf4b1ea879ee9c343e65ebbc8bba31753dcedca30168ebbc4090f53d39b0888c8b7fbfd9bbb322a23

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

                        Filesize

                        9KB

                        MD5

                        1248a83169e204f0453bd4e46b137952

                        SHA1

                        eb7405866ae913f7a44972286992b498b18f4be8

                        SHA256

                        0be6053f91c5056e135e3ec34f11f1c988c9e1110ae3c54c9ec5aa2848474e10

                        SHA512

                        457d778cbf1bbbae84cbd20a47c1e43d2b3430d6e1be79d65d4921c59375c96d2877534c5c058e4829fa383007297588b1fd22d4539db4aa1a762b2cd2ec2b01

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

                        Filesize

                        9KB

                        MD5

                        db8dca67d44c7cf071a8a38fd8654650

                        SHA1

                        b0e5165320808e97e8387ee5357f05a6a9f5bbdf

                        SHA256

                        931bedae90c601ba19c099c96765920eb56f8fe1dc176f112c83d24af1651dd3

                        SHA512

                        4118c001b9b79d16707a6b9213b43f1c14bc9aa248b54d813186a796d322d0a734105a344171886b8d1c44359fdfe519ad51f4a3e7a13be7b86d53d423338049

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

                        Filesize

                        118KB

                        MD5

                        28c258b1dc46ad6318b01b9ca31d17ff

                        SHA1

                        bfdd488708264ac3e21e3c449ca84cdf24701f3a

                        SHA256

                        e0761d197d85a50a077c1fa31c84f2d25b0c6e22a77f5a11783f60f84c49faa3

                        SHA512

                        f605b0e2e49ce815f027d672d3f8519437bc3787b19e156c07ac363a215e0c3032559c69b252c5d967c25d7c25a4a616d7ca0afb508df992bd912a0422376717

                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\eef87d83-52da-4e03-83c7-7190e084114a.tmp

                        Filesize

                        118KB

                        MD5

                        2727c4cac519fe8ef9fd7c4240bcd37d

                        SHA1

                        ca5014c5caa1d67530ee485a1d39ecf319ae0226

                        SHA256

                        9410a9399fb94a3ac3a51f7ba947c063dffd8d3aae393b10b3d9fff7f54e6d07

                        SHA512

                        4f3b36b05148a67877ded55b57f17a48120bd4653e30e55822f16c3520f2499f347fef72d8830b1101b9bdd58e68d5c4298fb3c5f0a22f24de89eeb28c977845

                      • \??\pipe\crashpad_2944_KQJEVXHYYETIJXZY

                        MD5

                        d41d8cd98f00b204e9800998ecf8427e

                        SHA1

                        da39a3ee5e6b4b0d3255bfef95601890afd80709

                        SHA256

                        e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                        SHA512

                        cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e