Analysis

  • max time kernel
    201s
  • max time network
    212s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    14/06/2024, 01:13

General

  • Target

    BuildBox-2-3-3_Loader_Setup.exe

  • Size

    616KB

  • MD5

    ec7acd8acab5bf247491004d68ca89c6

  • SHA1

    1b8b393b753d3946220704437d4fbbddac69aa69

  • SHA256

    c27d61a5fa480cb181aab2b5d5645dbefc24b2d7cf7a6d4d616f203d79fd7ea8

  • SHA512

    058dbf07312139b13f03668fa6984cd5bd9a612901b83fbd79f45c36837b9e789895c45d58854398ee8de9dc2d167ce2870eb67485126185627fbcc30caf92d2

  • SSDEEP

    12288:i7blM9ncHg42Om2KgXY3o1HUeI7VtIw2kB2K6sOT:i7blinY32Om2KgErxV+w2kB2NT

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Gathers network information 2 TTPs 5 IoCs

    Uses commandline utility to view network configuration.

  • Modifies Internet Explorer settings 1 TTPs 24 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 46 IoCs
  • Suspicious use of FindShellTrayWindow 35 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\BuildBox-2-3-3_Loader_Setup.exe
    "C:\Users\Admin\AppData\Local\Temp\BuildBox-2-3-3_Loader_Setup.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1704
    • C:\Users\Admin\AppData\Local\Temp\is-NC21L.tmp\BuildBox-2-3-3_Loader_Setup.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-NC21L.tmp\BuildBox-2-3-3_Loader_Setup.tmp" /SL5="$4010A,219014,111104,C:\Users\Admin\AppData\Local\Temp\BuildBox-2-3-3_Loader_Setup.exe"
      2⤵
      • Executes dropped EXE
      PID:2240
  • C:\Windows\system32\cmd.exe
    "C:\Windows\system32\cmd.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2272
    • C:\Windows\system32\ipconfig.exe
      ipconfig /renew
      2⤵
      • Gathers network information
      PID:2160
    • C:\Windows\system32\ipconfig.exe
      ipconfig
      2⤵
      • Gathers network information
      PID:2912
    • C:\Windows\system32\ipconfig.exe
      ipconfig /release
      2⤵
      • Gathers network information
      PID:2664
    • C:\Windows\system32\ipconfig.exe
      ipconfig \renew
      2⤵
      • Gathers network information
      PID:2816
    • C:\Windows\system32\ipconfig.exe
      ipconfig /renew
      2⤵
      • Gathers network information
      PID:2496
    • C:\Windows\system32\tree.com
      tree
      2⤵
        PID:2532
      • C:\Windows\system32\tree.com
        tree
        2⤵
          PID:2568
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe"
        1⤵
        • Enumerates system info in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of WriteProcessMemory
        PID:3012
        • 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=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef6cb9758,0x7fef6cb9768,0x7fef6cb9778
          2⤵
            PID:352
          • 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=1196 --field-trial-handle=1252,i,12285862178296253096,3032921410905131223,131072 /prefetch:2
            2⤵
              PID:2220
            • 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=1552 --field-trial-handle=1252,i,12285862178296253096,3032921410905131223,131072 /prefetch:8
              2⤵
                PID:1636
              • 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=1612 --field-trial-handle=1252,i,12285862178296253096,3032921410905131223,131072 /prefetch:8
                2⤵
                  PID:1596
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --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=2264 --field-trial-handle=1252,i,12285862178296253096,3032921410905131223,131072 /prefetch:1
                  2⤵
                    PID:2108
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2272 --field-trial-handle=1252,i,12285862178296253096,3032921410905131223,131072 /prefetch:1
                    2⤵
                      PID:2016
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1360 --field-trial-handle=1252,i,12285862178296253096,3032921410905131223,131072 /prefetch:2
                      2⤵
                        PID:1836
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=1368 --field-trial-handle=1252,i,12285862178296253096,3032921410905131223,131072 /prefetch:1
                        2⤵
                          PID:3020
                        • 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=3336 --field-trial-handle=1252,i,12285862178296253096,3032921410905131223,131072 /prefetch:8
                          2⤵
                            PID:1184
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --mojo-platform-channel-handle=3408 --field-trial-handle=1252,i,12285862178296253096,3032921410905131223,131072 /prefetch:1
                            2⤵
                              PID:1740
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --mojo-platform-channel-handle=3076 --field-trial-handle=1252,i,12285862178296253096,3032921410905131223,131072 /prefetch:1
                              2⤵
                                PID:1044
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --mojo-platform-channel-handle=2404 --field-trial-handle=1252,i,12285862178296253096,3032921410905131223,131072 /prefetch:1
                                2⤵
                                  PID:2320
                              • 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:984
                                • C:\Program Files\Internet Explorer\iexplore.exe
                                  "C:\Program Files\Internet Explorer\iexplore.exe"
                                  1⤵
                                  • Modifies Internet Explorer settings
                                  • Suspicious use of FindShellTrayWindow
                                  • Suspicious use of SetWindowsHookEx
                                  PID:2052
                                  • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                                    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2052 CREDAT:275457 /prefetch:2
                                    2⤵
                                    • Modifies Internet Explorer settings
                                    • Suspicious use of SetWindowsHookEx
                                    PID:2764

                                Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

                                      Loading Replay Monitor...

                                      Downloads

                                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\43b54858-a3d1-4022-a0ac-74c1d10df369.tmp

                                        Filesize

                                        141KB

                                        MD5

                                        4c6663149799ab06ccf59c77e0b044b1

                                        SHA1

                                        1b4d922a86f42383c74f204dc5f68fa9af51a9df

                                        SHA256

                                        f41bcfdc2a60beb86fc9e0cc621bdb8416c127a2b269ba0816e85319b1ac3b1f

                                        SHA512

                                        021d6a962c0b196c20eb6d4025b2ffbb31d24e3810a605c5eaab8e4e696163cd5285f9f639798b133e7b96e51f5d0f8c25a322885395ae0b8050d0f3f3ed196d

                                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\2b10d60e-6c8d-480f-bba1-3d60eea15489.tmp

                                        Filesize

                                        5KB

                                        MD5

                                        694984730baa411d92257fb459b077a9

                                        SHA1

                                        35356ca3b9a0628f85643ead1efa9f7beb9b0b7d

                                        SHA256

                                        a041a676e1c3d121ac6e3317a98ea1f112837ab92103f42064b124141eb1c0e6

                                        SHA512

                                        fd375031b960a80d70556831ea1cf6ea65637c0b8b5228b4abd7a57f55e17733682b0f7c9595f9a2ad1d351d9dd538e2c1ffe865533cc1b8ecce9473286f588d

                                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\DawnCache\data_1

                                        Filesize

                                        264KB

                                        MD5

                                        f50f89a0a91564d0b8a211f8921aa7de

                                        SHA1

                                        112403a17dd69d5b9018b8cede023cb3b54eab7d

                                        SHA256

                                        b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

                                        SHA512

                                        bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

                                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GCM Store\Encryption\000006.dbtmp

                                        Filesize

                                        16B

                                        MD5

                                        aefd77f47fb84fae5ea194496b44c67a

                                        SHA1

                                        dcfbb6a5b8d05662c4858664f81693bb7f803b82

                                        SHA256

                                        4166bf17b2da789b0d0cc5c74203041d98005f5d4ef88c27e8281e00148cd611

                                        SHA512

                                        b733d502138821948267a8b27401d7c0751e590e1298fda1428e663ccd02f55d0d2446ff4bc265bdcdc61f952d13c01524a5341bc86afc3c2cde1d8589b2e1c3

                                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Site Characteristics Database\000007.dbtmp

                                        Filesize

                                        16B

                                        MD5

                                        18e723571b00fb1694a3bad6c78e4054

                                        SHA1

                                        afcc0ef32d46fe59e0483f9a3c891d3034d12f32

                                        SHA256

                                        8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

                                        SHA512

                                        43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

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

                                        Filesize

                                        140KB

                                        MD5

                                        85b47121f7316a361a79ff53aeea9d05

                                        SHA1

                                        0c0c5c35d5ba738c2feee842a30ea924e3460466

                                        SHA256

                                        6199e397cfa0d01cfed4c18335bbe5ab582a0f73f394b451e0e834135b2b4c97

                                        SHA512

                                        6ad923726c189a5713f5af72da7c208ba90af8ff82ed32d9cade8f76911aef05957833c7d755ea3acff95582b757d6ff15290627ba67c05928aff9499582ff56

                                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State~RFf793285.TMP

                                        Filesize

                                        141KB

                                        MD5

                                        977d3bffb20a5d20a7869d39aab10ee3

                                        SHA1

                                        42e460d8a5eaef7d6d83de6110f860096f9321a2

                                        SHA256

                                        b2bdefd0c44f031f128c0f6034263151b14da42ff26d5c8a6d11933fafc038ea

                                        SHA512

                                        32bbab414565ba0a17e8d3b4a74eff4d93b41888472fda141dbccd2a15a9e1ce5690fd1365397b0beed9aed51184735822982e126b9449d02f27ba2acbd204ad

                                      • \Users\Admin\AppData\Local\Temp\is-NC21L.tmp\BuildBox-2-3-3_Loader_Setup.tmp

                                        Filesize

                                        749KB

                                        MD5

                                        bf2f40b3ef26293972ae05a112c2f15c

                                        SHA1

                                        84656cc88b61450fefa1ca3589af916285ecd0fb

                                        SHA256

                                        ce58c94531faedbca16e1cb6beff233b5506276a86ab00effbe7a73fd3ae3e86

                                        SHA512

                                        87f65ecede50253d48b58a740c86b13b00f4410f76294b5b0ded47e47daea4cd9611d2691d0f56881b153b99668bcb6bea9260b8a9ba9ec7dd9ffba30b7a11f3

                                      • memory/1704-15-0x0000000000400000-0x0000000000422000-memory.dmp

                                        Filesize

                                        136KB

                                      • memory/1704-10-0x0000000000400000-0x0000000000422000-memory.dmp

                                        Filesize

                                        136KB

                                      • memory/1704-3-0x0000000000401000-0x000000000040C000-memory.dmp

                                        Filesize

                                        44KB

                                      • memory/1704-0-0x0000000000400000-0x0000000000422000-memory.dmp

                                        Filesize

                                        136KB

                                      • memory/2240-13-0x0000000000400000-0x00000000004CB000-memory.dmp

                                        Filesize

                                        812KB

                                      • memory/2240-11-0x0000000000400000-0x00000000004CB000-memory.dmp

                                        Filesize

                                        812KB

                                      • memory/2240-8-0x0000000000400000-0x00000000004CB000-memory.dmp

                                        Filesize

                                        812KB