Resubmissions

10-10-2024 19:50

241010-yj8q7syfnn 1

10-10-2024 18:01

241010-wl6nhsyfkh 5

10-10-2024 17:55

241010-whj1caydme 4

Analysis

  • max time kernel
    152s
  • max time network
    155s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    10-10-2024 18:01

Errors

Reason
Machine shutdown

General

  • Target

    42.zip

  • Size

    41KB

  • MD5

    1df9a18b18332f153918030b7b516615

  • SHA1

    6c42c62696616b72bbfc88a4be4ead57aa7bc503

  • SHA256

    bbd05de19aa2af1455c0494639215898a15286d9b05073b6c4817fe24b2c36fa

  • SHA512

    6382ca9c307d66ab7566acf78b1afd44b18b24d766253e1dc1cb3a3c0be96ecf1f2042d6bd3332d49078ffee571cf98869c1284c1d3e5c1c7dc3e4c64f71af80

  • SSDEEP

    768:hzyVr8GSKL6O3QOXk/0u3wqOghrFCezL1VFJdbq2QTJTw02Q:hGx8DKXE//ZhhCirFi2cwK

Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows directory 12 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 17 IoCs
  • Modifies registry class 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 47 IoCs
  • Suspicious use of FindShellTrayWindow 27 IoCs
  • Suspicious use of SendNotifyMessage 12 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files\7-Zip\7zFM.exe
    "C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\42.zip"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:4696
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalService -p -s NPSMSvc
    1⤵
      PID:4548
    • C:\Windows\System32\oobe\UserOOBEBroker.exe
      C:\Windows\System32\oobe\UserOOBEBroker.exe -Embedding
      1⤵
      • Drops file in Windows directory
      PID:2220
    • C:\Users\Admin\AppData\Local\Microsoft\OneDrive\18.151.0729.0013\FileCoAuth.exe
      C:\Users\Admin\AppData\Local\Microsoft\OneDrive\18.151.0729.0013\FileCoAuth.exe -Embedding
      1⤵
      • System Location Discovery: System Language Discovery
      PID:2752
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s DisplayEnhancementService
      1⤵
        PID:3300
      • C:\Windows\system32\BackgroundTransferHost.exe
        "BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.13
        1⤵
        • Modifies registry class
        PID:4488
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe"
        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:4464
        • 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=0xfc,0x100,0x104,0xd8,0x108,0x7ff8dfffcc40,0x7ff8dfffcc4c,0x7ff8dfffcc58
          2⤵
            PID:1168
          • 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=1952,i,3722701347547134680,7626079548239784331,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=1948 /prefetch:2
            2⤵
              PID:2936
            • 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=1720,i,3722701347547134680,7626079548239784331,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=1964 /prefetch:3
              2⤵
                PID:4256
              • 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=2120,i,3722701347547134680,7626079548239784331,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=2220 /prefetch:8
                2⤵
                  PID:3076
                • 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=3080,i,3722701347547134680,7626079548239784331,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3100 /prefetch:1
                  2⤵
                    PID:1904
                  • 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=3120,i,3722701347547134680,7626079548239784331,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3136 /prefetch:1
                    2⤵
                      PID:3304
                    • 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=4112,i,3722701347547134680,7626079548239784331,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4412 /prefetch:1
                      2⤵
                        PID:3436
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=4604,i,3722701347547134680,7626079548239784331,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4388 /prefetch:8
                        2⤵
                          PID:400
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=4608,i,3722701347547134680,7626079548239784331,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4724 /prefetch:8
                          2⤵
                            PID:4408
                          • 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=4664,i,3722701347547134680,7626079548239784331,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4652 /prefetch:8
                            2⤵
                              PID:772
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=4580,i,3722701347547134680,7626079548239784331,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4884 /prefetch:8
                              2⤵
                                PID:336
                              • C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe
                                "C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe" --reenable-autoupdates --system-level
                                2⤵
                                • Drops file in Windows directory
                                PID:4976
                                • C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe
                                  "C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\SystemTemp\Crashpad --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=123.0.6312.123 --initial-client-data=0x244,0x248,0x24c,0x220,0x250,0x7ff7b5424698,0x7ff7b54246a4,0x7ff7b54246b0
                                  3⤵
                                  • Drops file in Windows directory
                                  PID:4092
                              • 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=12 --field-trial-handle=4820,i,3722701347547134680,7626079548239784331,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=5032 /prefetch:1
                                2⤵
                                  PID:4656
                                • 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=13 --field-trial-handle=3292,i,3722701347547134680,7626079548239784331,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=5016 /prefetch:1
                                  2⤵
                                    PID:3232
                                • 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:4988
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                                    1⤵
                                      PID:4948
                                    • C:\Windows\system32\LogonUI.exe
                                      "LogonUI.exe" /flags:0x4 /state0:0xa3a2d055 /state1:0x41c64e6d
                                      1⤵
                                      • Modifies data under HKEY_USERS
                                      • Suspicious use of SetWindowsHookEx
                                      PID:1200
                                    • C:\Windows\System32\rundll32.exe
                                      C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {9BA05972-F6A8-11CF-A442-00A0C90A8F39} -Embedding
                                      1⤵
                                        PID:3136
                                      • C:\Windows\system32\bootim.exe
                                        bootim.exe /startpage:1
                                        1⤵
                                        • Drops file in System32 directory
                                        • Drops file in Windows directory
                                        • Suspicious use of AdjustPrivilegeToken
                                        PID:2760

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

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                                      Downloads

                                      • 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

                                        850B

                                        MD5

                                        c232f6c9686e2630d3a152456aecfc0b

                                        SHA1

                                        7e5662e05ba4663babf0882a291980222aa0c121

                                        SHA256

                                        edf157b7e8b294953d536d3d2d95a0c6314353d731f77e5a60db460555742a6d

                                        SHA512

                                        1124482e73a7b33261ecc9a36d7417ad49f1feeb37fdbd56d60be9c2471b3fb8477d07141a2c8adcad9ff7980b156d037dee142aaf3844f8eae01643047e11ee

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

                                        Filesize

                                        519B

                                        MD5

                                        72d62225b75067fef06b545bdae2286d

                                        SHA1

                                        cf377ced644eadaf6137f9b4e067d323d5a6d285

                                        SHA256

                                        c213dde176e84557436969f49ebf382821e121e43062fe81ccda06701b215107

                                        SHA512

                                        506722c3b62efd8bd7eb72afacf42ae2dbd78a2bb9a144d0d03012860073e8bec8793986f0f21d1aa9c72cf5cd6c600585b28d424f96bba0738a6fade4064c95

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

                                        Filesize

                                        9KB

                                        MD5

                                        d9612c165db0bbdc81d0e2c5a3b12c66

                                        SHA1

                                        7e668b83fd46993c3bb43ee5059889bb6d32f5a1

                                        SHA256

                                        e4c52a28afa39a9954a522a0411345be35375ed8641d474c7ead013e2d721475

                                        SHA512

                                        14154ce72c22e0c50beb206832c196a9e7ed03a61689014f65fd591729352c053d69d5cd50f58d11b5f321795db12ef0d1b35ea4a3dc8c2ec68f8e5fbb3ae299

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

                                        Filesize

                                        9KB

                                        MD5

                                        7ff9c5f88205bbee90ce6568f1fa2b6f

                                        SHA1

                                        fbcc6cebd0e78afeff53dcfaee716759201af563

                                        SHA256

                                        0ad4166158e34b2eaeb214cdfb21166dd51b49e768dac3d209f68d3e34811f2a

                                        SHA512

                                        1d14d24c7eeea7315b1b141479becf5941485ebdab77e96325afc1a1b00d91b9ea4d62de8c247ee7f9e0a26e67b69b6bfb56c63bf85c1070ac22f439b7fe13ec

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

                                        Filesize

                                        15KB

                                        MD5

                                        a384c44dfbaa49b51b9895dbe3990922

                                        SHA1

                                        4e5a8ef2eca9ec7a556c8f3fc6b067a34a2bef01

                                        SHA256

                                        55b4387e7d0e39fdc61a8e82caa2be85668396dcb42eeb02a4fab141bc6a05e0

                                        SHA512

                                        00f26fdb144c94f2f74d61cdc8ae439f16cb8b3c0691a20aed5bb592be072ab8c9d4586dbfa47555836f74f0b80bdad70f870465abdd74357632332ad0795e5b

                                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\WebStorage\2\CacheStorage\index.txt

                                        Filesize

                                        76B

                                        MD5

                                        a7a2f6dbe4e14a9267f786d0d5e06097

                                        SHA1

                                        5513aebb0bda58551acacbfc338d903316851a7b

                                        SHA256

                                        dd9045ea2f3beaf0282320db70fdf395854071bf212ad747e8765837ec390cbc

                                        SHA512

                                        aa5d81e7ee3a646afec55aee5435dc84fe06d84d3e7e1c45c934f258292c0c4dc2f2853a13d2f2b37a98fe2f1dcc7639eacf51b09e7dcccb2e29c2cbd3ba1835

                                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\WebStorage\2\CacheStorage\index.txt~RFe59d018.TMP

                                        Filesize

                                        140B

                                        MD5

                                        91af9fb3a8a1d6dcff0311475114c55c

                                        SHA1

                                        ab0118b6e1a9656f0effcda6668761855796380a

                                        SHA256

                                        3b223d14e8b41df1485e5fd3e44f62924be85dfae8ebf33cef42a6fbc7543cd1

                                        SHA512

                                        41e2d8ee4c4789ea2e6962c334958476d1da249e84da45c77427ca781ad2486e32acc8b7aae8587776af09a715d47a40fcb81d7be693479346f5f11b273bfb1f

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

                                        Filesize

                                        228KB

                                        MD5

                                        09cde474ac131624088c42eb9a796149

                                        SHA1

                                        2c9b7e8843d112e0967136f8b3b24e64d9abe7fd

                                        SHA256

                                        636dad7af7ea50deafca229635d9cb6b3f917ed44c2e2f3d9d7142f5d1841857

                                        SHA512

                                        e1d6111f40e6d7538ba63c86ab614e4ed56c2caccf2f690bec7b188980daa1e9c713fc11b67b4dac5d0890bb26047871a7d09042fc8890031a622d59cfce564b

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

                                        Filesize

                                        228KB

                                        MD5

                                        4f60902c39c2025b50fcaf24a0f13734

                                        SHA1

                                        af4335001100d5cec5a3aa1ce379f339f172fb36

                                        SHA256

                                        968405716c49fb1cb5555125f213ced0742adf0042eaa5eac5e14cc27468d282

                                        SHA512

                                        b3131302956b3ffc89ebd0ac28cdeaf1466068e369ad91ee6a652c59a3dd589e75f642805bb42fd414ae4e2aaa8524faa84f7fd55514fc084a11caeafeced367

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

                                        Filesize

                                        228KB

                                        MD5

                                        550c8024423c840a1e591c880168276e

                                        SHA1

                                        ae0a908b5c0bdb9924007f9bed3f1ccd3bc89dc8

                                        SHA256

                                        7e657edd46d5c248eacc3fd852f0ccd6ae5b90efaa76ba153c7a24e9f8e8e4fc

                                        SHA512

                                        4216275f1ce2034483aae0c8ff00e3f34fd10585f49b307bd2ae6a107257c7efec724fce23f3f5c292d45d13e792117c32b7be540c7f4c2963808937a86f1493

                                      • C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\AC\BackgroundTransferApi\fa66f846-c268-44bd-8d43-9af5860ed8c8.down_data

                                        Filesize

                                        555KB

                                        MD5

                                        5683c0028832cae4ef93ca39c8ac5029

                                        SHA1

                                        248755e4e1db552e0b6f8651b04ca6d1b31a86fb

                                        SHA256

                                        855abd360d8a8d6974eba92b70cbd09ce519bc8773439993f9ab37cb6847309e

                                        SHA512

                                        aba434bd29be191c823b02ea9b639beb10647bbe7759bbffdaa790dfb1ec2c58d74c525ef11aacda209e4effe322d1d3a07b115446c8914b07a3bce4d8a0e2c3

                                      • C:\Windows\System32\Recovery\ReAgent.xml

                                        Filesize

                                        1KB

                                        MD5

                                        1160748623113673641a9992516b63da

                                        SHA1

                                        0a8842e4d2bd47c1ad13b98149f2c8f633f96c40

                                        SHA256

                                        8d981aff67955f0d77463c6bb041711005d023a12953e184f01fd39fb4f7fc71

                                        SHA512

                                        19c70794152b27e781846a36445290114bd7794e0639148c826911f2668793b62599bf918248de2cd6add0029366c12bc91f9b4ebf055caa79737f8fde31906e