Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    02-08-2024 16:46

General

  • Target

    Ransomware-master.zip

  • Size

    12.9MB

  • MD5

    30da61eabe92b48ce784f7ee31f5ec44

  • SHA1

    4922cfc2c10b5d92b2fb199fc6a2aaed095035e0

  • SHA256

    2e156957ffdc73801662b89b1f6773434c4d13bb4b9bc1670827e399ad64aa7e

  • SHA512

    648a9e6ddce09e5bf5da680f8d031afe3224b236cea9598e64e0d592f64ec0bed61e0ff089a931772d0f758a42a463e7ee6ea7ef117ad1c1453dbc2240b9f209

  • SSDEEP

    393216:67aFd62nfFSrjIkV4mu/GyBSKb+JYSWTmq:67aHnnNmkpbDSWD

Score
3/10

Malware Config

Signatures

  • 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 5 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:\Windows\Explorer.exe
    C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\Ransomware-master.zip
    1⤵
      PID:4404
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:2260
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe"
        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:1120
        • 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=0xcc,0xd0,0xd4,0xa8,0xd8,0x7fff5df89758,0x7fff5df89768,0x7fff5df89778
          2⤵
            PID:1068
          • 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=1544 --field-trial-handle=1852,i,9360815511091658845,13872768842913985907,131072 /prefetch:2
            2⤵
              PID:2236
            • 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=1800 --field-trial-handle=1852,i,9360815511091658845,13872768842913985907,131072 /prefetch:8
              2⤵
                PID:860
              • 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=2076 --field-trial-handle=1852,i,9360815511091658845,13872768842913985907,131072 /prefetch:8
                2⤵
                  PID:3292
                • 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=2888 --field-trial-handle=1852,i,9360815511091658845,13872768842913985907,131072 /prefetch:1
                  2⤵
                    PID:4264
                  • 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=2896 --field-trial-handle=1852,i,9360815511091658845,13872768842913985907,131072 /prefetch:1
                    2⤵
                      PID:1616
                    • 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=4472 --field-trial-handle=1852,i,9360815511091658845,13872768842913985907,131072 /prefetch:1
                      2⤵
                        PID:5048
                      • 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=4852 --field-trial-handle=1852,i,9360815511091658845,13872768842913985907,131072 /prefetch:8
                        2⤵
                          PID:4644
                        • 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=5008 --field-trial-handle=1852,i,9360815511091658845,13872768842913985907,131072 /prefetch:8
                          2⤵
                            PID:2576
                          • 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 --mojo-platform-channel-handle=4940 --field-trial-handle=1852,i,9360815511091658845,13872768842913985907,131072 /prefetch:8
                            2⤵
                              PID:5056
                            • 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=5028 --field-trial-handle=1852,i,9360815511091658845,13872768842913985907,131072 /prefetch:8
                              2⤵
                                PID:1652
                              • 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=5008 --field-trial-handle=1852,i,9360815511091658845,13872768842913985907,131072 /prefetch:8
                                2⤵
                                  PID:372
                                • 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=13 --mojo-platform-channel-handle=2532 --field-trial-handle=1852,i,9360815511091658845,13872768842913985907,131072 /prefetch:1
                                  2⤵
                                    PID:3820
                                  • 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=14 --mojo-platform-channel-handle=4916 --field-trial-handle=1852,i,9360815511091658845,13872768842913985907,131072 /prefetch:1
                                    2⤵
                                      PID:3836
                                    • 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=15 --mojo-platform-channel-handle=2944 --field-trial-handle=1852,i,9360815511091658845,13872768842913985907,131072 /prefetch:1
                                      2⤵
                                        PID:2340
                                    • 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:5036

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

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                                      Downloads

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

                                        Filesize

                                        944B

                                        MD5

                                        b44f4cb63a231b004fc3edcaf3bef43f

                                        SHA1

                                        f1726f3b784e9293db8ba98d9d2d117b8f952a30

                                        SHA256

                                        81055fe864bc319a4f3772a031dca523c795aef2567bf538edc0b343987c9247

                                        SHA512

                                        be8ca3876c3ac8d2fef1eaec9bee130320f8c718ea0ab4f6958a18746cda99498f271725518e5965336908e1a93873ad20920e033c647938b4c0b84b61f71046

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

                                        Filesize

                                        371B

                                        MD5

                                        9a483630f51eaf27a7186adfe9a983df

                                        SHA1

                                        83d2d6534189c6baeb3f1d60c587d120d246c620

                                        SHA256

                                        de260e16df9ddcb77c2fc28de4a5c19ed295d689b8f9ef41336e01376232e319

                                        SHA512

                                        d12cd7a5d5be95e98e80db5dd4545026e240db8774fcbcf5a4d096b841025e44342ac21b47e037486fd80d1a11f02042005c626f555a117f6aa8430c342aaf3c

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

                                        Filesize

                                        6KB

                                        MD5

                                        492d5b81dab47e2b2654007616741f6c

                                        SHA1

                                        9973c0c25f0860afec6588257927d74474e8e98a

                                        SHA256

                                        39d4f26bd94fe95d97c0cdd3dffad085400497643afe38210378794ea6a827af

                                        SHA512

                                        5d8fd525f64f59ff79649d264e33fd1a7b6aeda5881808bdc20115ea33d918d41f886b4c19735fcf9f80384dc4046c1bcae637dcbd16215c683d9bb52461a3f4

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

                                        Filesize

                                        6KB

                                        MD5

                                        b6e6ffd96f117dcedfd14af3f5b67865

                                        SHA1

                                        700eee6fcd81c505797e2464226712b27a6fdb1b

                                        SHA256

                                        6b362ad40d08aca0a19387dbee4a19525468b3ca93298a1ab8b7ed6afe494636

                                        SHA512

                                        30d970cfa8a7c7423ff189e670c10e891e68852563443cd260cc6eec9a3f83dcacf5464bc59437b7cd3506a899845f7895750cf460f68e2e4a0f859a07139633

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

                                        Filesize

                                        15KB

                                        MD5

                                        7974801450b07462882ffe03e5f78c9f

                                        SHA1

                                        54aeb612cad317def6a3a178ec795114b57b0ff7

                                        SHA256

                                        b153a1dad164a9fd6d52d268c8caed02f92315cd1503bb590a28f55392cf63f1

                                        SHA512

                                        f4a73e941680e019b073b4a2403b89652e1d7a7d7a99785a78bf7654818ca9f743b5d8e824a98fbb34a059191347756398886a22fe2aa09dc7856585883f44ca

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

                                        Filesize

                                        295KB

                                        MD5

                                        2712875cf466c80cf304bf1f02775031

                                        SHA1

                                        4af3939c8a18f181eb5dbdd768e6786df23a0f87

                                        SHA256

                                        074a2a2ebf6b77be9dc37c1332232dc0ecfd35aa851b984cbf74433bb218ab9e

                                        SHA512

                                        1a8fdf4976cce41e9dc3e1bbc50240550fc2bfb371a95dd4863eddefb304b82a7f0187fed56df7a291a9fa70d29b3437d8cd3d8fe28acf7c65507b485f1337af

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

                                        Filesize

                                        137KB

                                        MD5

                                        398e4e678b2d297b871c975138fdfc93

                                        SHA1

                                        0d11925c32b52d83f089608af3d1b115208b62c9

                                        SHA256

                                        1436351515a7c2bcd56bd219540fc3cfbd11ff488ac9749a983f8b59e70a637c

                                        SHA512

                                        4bc99b39914ab39e45b40c45acd4a1a8802d5ae983f896be640654510ec2850fdeb82c29fdafbb06a6eeb1c72dee6d06da5f99b7118e27419a03a5835cab46de

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

                                        Filesize

                                        313KB

                                        MD5

                                        57190485bc7be95431d383f4108529d9

                                        SHA1

                                        d826844d687f5d60f44706a4249901b4721af7b9

                                        SHA256

                                        4463390dbb3b29647968a6d80b032863d1e0875ccf5927664cfb03210ba70a00

                                        SHA512

                                        ca6d8e53b684583dbff61f1f0ed32b8d06f10d49bb953344a704140a670e4ad56c228643cca4cb8754b3d8d3fdb731e018fd4f13143cfb2f2d90e7255bd7a717

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

                                        Filesize

                                        294KB

                                        MD5

                                        5a31dd4d3b8ecd4c11cbfce8fd73b734

                                        SHA1

                                        ea8178ae4582f8471b6134caeeaea189c46465b0

                                        SHA256

                                        72ac8afe4e48592c7a43db2f6d1737c5d0458d31108022b9a26e0d4e7bceee59

                                        SHA512

                                        e112e2f5a557e3bfb23b8977a694bfe9a8ad327a5c623c029d5abe71264c0e48c9de916456c07a761e1e5418b0e4dd6aa802e1be062dec094c0e5530fd53a5cb

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

                                        Filesize

                                        2B

                                        MD5

                                        99914b932bd37a50b983c5e7c90ae93b

                                        SHA1

                                        bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                                        SHA256

                                        44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                                        SHA512

                                        27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd