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Analysis

  • max time kernel
    57s
  • max time network
    56s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/02/2024, 18:15

General

  • Target

    https://link.mail.beehiiv.com/ss/c/YX72QR5pmgbTGlIhe3Xb0xocWk3hC7m-RRMoqSVSl9KoEkWtoB_z9m2oswCn4JloqJK7RVh34O0wAjaSc4s-si0M6S24OU6I-IW7kUcvIVm727WLJC4tGysP8Mce2EM537WaLxMOo_z17vE7p1Pvkq_0s-HAROHTjG5HtBo1stDN-Y_ZBgfjAs8IQ-mW6Im07EQmGQi-aBtSY3OT5PE3PQ/43u/S4gWkyCsQ265LeGWKM4glA/h1/EA3pYcxqa33ERPGYpG-hPWHp3A01f7fXB6SZSYM6vTc

Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument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://link.mail.beehiiv.com/ss/c/YX72QR5pmgbTGlIhe3Xb0xocWk3hC7m-RRMoqSVSl9KoEkWtoB_z9m2oswCn4JloqJK7RVh34O0wAjaSc4s-si0M6S24OU6I-IW7kUcvIVm727WLJC4tGysP8Mce2EM537WaLxMOo_z17vE7p1Pvkq_0s-HAROHTjG5HtBo1stDN-Y_ZBgfjAs8IQ-mW6Im07EQmGQi-aBtSY3OT5PE3PQ/43u/S4gWkyCsQ265LeGWKM4glA/h1/EA3pYcxqa33ERPGYpG-hPWHp3A01f7fXB6SZSYM6vTc
    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:3112
    • 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,0x100,0x104,0xd8,0x108,0x7fff6a1b9758,0x7fff6a1b9768,0x7fff6a1b9778
      2⤵
        PID:1496
      • 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=1652 --field-trial-handle=1896,i,16396547194489187837,11132057422957099112,131072 /prefetch:2
        2⤵
          PID:4020
        • 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=1840 --field-trial-handle=1896,i,16396547194489187837,11132057422957099112,131072 /prefetch:8
          2⤵
            PID:2868
          • 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=2236 --field-trial-handle=1896,i,16396547194489187837,11132057422957099112,131072 /prefetch:8
            2⤵
              PID:4412
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2984 --field-trial-handle=1896,i,16396547194489187837,11132057422957099112,131072 /prefetch:1
              2⤵
                PID:1352
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2976 --field-trial-handle=1896,i,16396547194489187837,11132057422957099112,131072 /prefetch:1
                2⤵
                  PID:3176
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=4896 --field-trial-handle=1896,i,16396547194489187837,11132057422957099112,131072 /prefetch:1
                  2⤵
                    PID:1436
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=4952 --field-trial-handle=1896,i,16396547194489187837,11132057422957099112,131072 /prefetch:1
                    2⤵
                      PID:1704
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --mojo-platform-channel-handle=5104 --field-trial-handle=1896,i,16396547194489187837,11132057422957099112,131072 /prefetch:1
                      2⤵
                        PID:2932
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --mojo-platform-channel-handle=5224 --field-trial-handle=1896,i,16396547194489187837,11132057422957099112,131072 /prefetch:1
                        2⤵
                          PID:1868
                        • 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=5824 --field-trial-handle=1896,i,16396547194489187837,11132057422957099112,131072 /prefetch:8
                          2⤵
                            PID:4400
                          • 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=5912 --field-trial-handle=1896,i,16396547194489187837,11132057422957099112,131072 /prefetch:8
                            2⤵
                              PID:4524
                            • 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=5520 --field-trial-handle=1896,i,16396547194489187837,11132057422957099112,131072 /prefetch:8
                              2⤵
                                PID:3128
                              • 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=5896 --field-trial-handle=1896,i,16396547194489187837,11132057422957099112,131072 /prefetch:8
                                2⤵
                                  PID:1924
                              • 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:2204

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Cache\Cache_Data\f_00000e

                                  Filesize

                                  194KB

                                  MD5

                                  36104d04a9994182ba78be74c7ac3b0e

                                  SHA1

                                  0c049d44cd22468abb1d0711ec844e68297a7b3d

                                  SHA256

                                  ccde155056cdce86d7e51dfd4e8fb603e8d816224b1257adfcf9503139dd28f1

                                  SHA512

                                  8c115e3e5925fb01efd8dda889f4d5e890f6daaf40b10d5b8e3d9b19e15dadcb9dcf344f40c43f59a1f5428b3ee49e24e492cf0cb6826add1c03d21efdec52ba

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

                                  Filesize

                                  336B

                                  MD5

                                  5135a5505a1c138c5b1ee2fe2ade6bec

                                  SHA1

                                  d7d4971f7bd571d23a0ec41ed66e9d6281c9f259

                                  SHA256

                                  245c569a5f78a5ddc8cd1d6cb0319e678a92bea8ce6de0d358d6fc00aadec6ae

                                  SHA512

                                  58d2607bea838cfab099e01cfb1c217ac9ac327bb406d54ea5d460a5d3d37339edfacb53e15acd064878330f9e37e24a0b2333f58bfda08192796bbcf60025fe

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\0d6b848a-b34a-42ef-ac15-8dd67f183686.tmp

                                  Filesize

                                  1KB

                                  MD5

                                  a655c9b5f18725bfe9cbfe0ceaa77ff9

                                  SHA1

                                  02c04cadc25e0af54bb8bf4eda5038f99261a0de

                                  SHA256

                                  36e5343dab326a47e7a4c24bf252a8dbfaf82a190c7dcbbe3123ae2805826d1b

                                  SHA512

                                  31a936aa999913a2d2cd4e8e6d10e066a7c5bf51a3e25eaf68306df72797311024f86815757864b243ff96063e4a6bc0440a231d31064476e7f05e4b93161d45

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\7cf3fc00-9d0b-4df9-b7f4-07d1636d6f2c.tmp

                                  Filesize

                                  1KB

                                  MD5

                                  73c371ba16f09d0664eec626bffe5d32

                                  SHA1

                                  3cf7be3b485438ec53f1b960d7e3c1f2a576c564

                                  SHA256

                                  83bd2913ab8b1dc8e439a1dac5f182fcf44be9ed8dc5564cdde0aaa6f3a87db6

                                  SHA512

                                  5785ece419ebaf57fde5328197288c3e0919bdbcfbeafa4702822a832bc45d5cdbe0761cdc6c2199b7e0a75fce82576e78f27da82e589098fbab74c088fb250d

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

                                  Filesize

                                  1KB

                                  MD5

                                  3adb8d39b8cabb2dade42eb44faa19e1

                                  SHA1

                                  92423194250e3aae8f96a192cb6f085c94295af9

                                  SHA256

                                  21cf16c22cd95e38a38e462b58678745c64e485e21ca44f75f323063043d4b93

                                  SHA512

                                  6961f5a3b3dd5238eee90fb9f627d505a652b6c38c221a8facd7776b9a2d7158fd5c68bde5a13a32949bf92673658c98a93f5255b2088484dfa197fad793d69a

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

                                  Filesize

                                  6KB

                                  MD5

                                  bfa89e24916ee68ae7eba43564efab75

                                  SHA1

                                  94fc445e22448511260737f41ca21ef387d3f983

                                  SHA256

                                  af1161abcf00c1db208fc00ca88438f157ccf421b27ec5541d3ab14cadd7b806

                                  SHA512

                                  875189f5994e5d41c3df4bc3693d8f8abfeff7f79cc25783e160a64a815ced0ae546dfec037304dad5c360ef56a05b2e441f18a84e2b5afdff3583078baf20bf

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

                                  Filesize

                                  6KB

                                  MD5

                                  4927760643704f1174666ae0de6c3fe0

                                  SHA1

                                  596cd173d388dfc1484758ce27bfccf2425ed423

                                  SHA256

                                  e11636e67b19eb472fadac3ef45985e3d507c4de1b011d620a16cd08497988aa

                                  SHA512

                                  098fcaa2290231d3a9b75157a4c44bbefe6bec6504bfdab3cfae36fc514ba107a58064fc6d3f7280842a44fae851aa34bd8258e2ff5606e50b3478c4a509c8ae

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

                                  Filesize

                                  115KB

                                  MD5

                                  f0a7abf292c44ea038a5a279da4e7912

                                  SHA1

                                  0ef7542f3b5fbeb5ec518df0917bde34f3b440d0

                                  SHA256

                                  3059674985c8cefaf4f309e216116a1c4706a5e657840e1fd576d66f8e237e81

                                  SHA512

                                  86bdba36ed0ee379d5e89b1e2ed99335b705ad4138290c0863958b8a514b2dce20f84c79248a118a23d074c87a0afd18b6132382886f02568e4c5c72560a91bc

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

                                  Filesize

                                  116KB

                                  MD5

                                  2f4c60e34a3dfe5e40181d6c322f68db

                                  SHA1

                                  683f5ca0810126f1b2f2882049a1b22a0f562e71

                                  SHA256

                                  99cbc98fdab104831e2f2c044e1a193029e7d0f0d6945c203d5fe31c3f359840

                                  SHA512

                                  15ea02299d41647320fc40bb8b64c2c00c4dd0c445ee73b09107515244168e4c663235c186cd01073d0a8541fa9e5ebb1f6789ad3925569c7fff7b890ebaff2b

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\persisted_first_party_sets.json

                                  Filesize

                                  2B

                                  MD5

                                  99914b932bd37a50b983c5e7c90ae93b

                                  SHA1

                                  bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                                  SHA256

                                  44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                                  SHA512

                                  27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd