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Analysis

  • max time kernel
    64s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20231130-en
  • resource tags

    arch:x64arch:x86image:win7-20231130-enlocale:en-usos:windows7-x64system
  • submitted
    12/12/2023, 10:07

General

  • Target

    Exit83 One_pager.pdf

  • Size

    1.6MB

  • MD5

    d82ffe26ff42d18b1851fb7e3de9c471

  • SHA1

    2bbf9077c27feab414fc58d44a6f7b2ffac9e56f

  • SHA256

    f6438080681fb16c8cf1d5b6d53c02a2dffe013245fa8700384b46d2755076c4

  • SHA512

    09876cb34e6e4e9f65766c77b9b7e521781fba3ab3f15c6c6df499acdffc0828194631fbc151c04d4ba3c3c1efb87c36267d762c422b0776081cb8b9dbde1d38

  • SSDEEP

    49152:/xMSJtf/2oLtNgFg0N1NCualrqLuj471Bbc:/x3/2oL7gFg8QhqLuj471+

Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies Internet Explorer settings 1 TTPs 33 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 35 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\Exit83 One_pager.pdf"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2380
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" http://partnerwith.exit83.com/contact/
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2344
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2344 CREDAT:275457 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:2828
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2344 CREDAT:275473 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:1516
  • 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:3000
    • 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,0x7fef5fc9758,0x7fef5fc9768,0x7fef5fc9778
      2⤵
        PID:3068
      • 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=1180 --field-trial-handle=1256,i,13466750310096299850,15845429489243086170,131072 /prefetch:2
        2⤵
          PID:1604
        • 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=1572 --field-trial-handle=1256,i,13466750310096299850,15845429489243086170,131072 /prefetch:8
          2⤵
            PID:2560
          • 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=1648 --field-trial-handle=1256,i,13466750310096299850,15845429489243086170,131072 /prefetch:8
            2⤵
              PID:2772
            • 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=2224 --field-trial-handle=1256,i,13466750310096299850,15845429489243086170,131072 /prefetch:1
              2⤵
                PID:2596
              • 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=2252 --field-trial-handle=1256,i,13466750310096299850,15845429489243086170,131072 /prefetch:1
                2⤵
                  PID:2376
                • 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=1504 --field-trial-handle=1256,i,13466750310096299850,15845429489243086170,131072 /prefetch:2
                  2⤵
                    PID:1660
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --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=1480 --field-trial-handle=1256,i,13466750310096299850,15845429489243086170,131072 /prefetch:1
                    2⤵
                      PID:768
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --mojo-platform-channel-handle=3080 --field-trial-handle=1256,i,13466750310096299850,15845429489243086170,131072 /prefetch:1
                      2⤵
                        PID:3060
                      • 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=3388 --field-trial-handle=1256,i,13466750310096299850,15845429489243086170,131072 /prefetch:8
                        2⤵
                          PID:1584
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --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=3060 --field-trial-handle=1256,i,13466750310096299850,15845429489243086170,131072 /prefetch:1
                          2⤵
                            PID:2672
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --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=2436 --field-trial-handle=1256,i,13466750310096299850,15845429489243086170,131072 /prefetch:1
                            2⤵
                              PID:708
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --mojo-platform-channel-handle=2024 --field-trial-handle=1256,i,13466750310096299850,15845429489243086170,131072 /prefetch:1
                              2⤵
                                PID:808
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --mojo-platform-channel-handle=3388 --field-trial-handle=1256,i,13466750310096299850,15845429489243086170,131072 /prefetch:1
                                2⤵
                                  PID:2276
                                • C:\Program Files\Google\Chrome\Application\chrome.exe
                                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --mojo-platform-channel-handle=2980 --field-trial-handle=1256,i,13466750310096299850,15845429489243086170,131072 /prefetch:1
                                  2⤵
                                    PID:460
                                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=16 --mojo-platform-channel-handle=3616 --field-trial-handle=1256,i,13466750310096299850,15845429489243086170,131072 /prefetch:1
                                    2⤵
                                      PID:1132
                                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=17 --mojo-platform-channel-handle=1640 --field-trial-handle=1256,i,13466750310096299850,15845429489243086170,131072 /prefetch:1
                                      2⤵
                                        PID:1492
                                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=18 --mojo-platform-channel-handle=2080 --field-trial-handle=1256,i,13466750310096299850,15845429489243086170,131072 /prefetch:1
                                        2⤵
                                          PID:2556
                                      • 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:1484

                                        Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

                                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\36b6df1a-4ffa-4e4b-a5fa-6e1656ea842f.tmp

                                          Filesize

                                          5KB

                                          MD5

                                          0de73d26e8c5b29ec199f5d871163dc7

                                          SHA1

                                          30e1ff0f690c1d20ef3fa43cf05bc9a91ac0e7d8

                                          SHA256

                                          43c48c244c5ae9a6d6bf72a63b06c6598fd23bc56c09106d6648a7a60c1bab16

                                          SHA512

                                          e084588a389747998b33eedf685d5cd8c1599316e317fd883b47e91bb7c2a05a494f4d198dfedbc1bf8d62cceebe2bd9b8b69641387caa32551328806a5b09a3

                                        • 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\Preferences

                                          Filesize

                                          5KB

                                          MD5

                                          2a83d140b4ebfc0b6eb387ffd3ff25e1

                                          SHA1

                                          232803574863c3429596d46ad4f5124a90739910

                                          SHA256

                                          ccae71cf9941b7b784d5453c9317bce1d24dc240fed7b0c252e3e1bda24e4dcb

                                          SHA512

                                          87eaa4bb02495b2f93bbf839bd9779097bcb30407ee6667691aa7ae4e5df8eeca722653f3ad17be2d9ca0719a84fbd94e0f6913884360ddaf5afe1138ff2f2a0

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

                                          Filesize

                                          5KB

                                          MD5

                                          85f881bb91774353dc93f36684c80df6

                                          SHA1

                                          545842d102b8b8e8b5d27f703ec4f8833d064f65

                                          SHA256

                                          bd26a584770647a6bc6f101ab297653acb5e18c4eff31b52841097bdbf3ca135

                                          SHA512

                                          ca7854b55d5ad26a501823d531d921a0cd78af8dbca1bedb9a1f2a2f61941165f9aeff156be782f7e2374ee1ba69812da6e728fe6094c168484ecbcbbba9c3fe

                                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\000007.dbtmp

                                          Filesize

                                          16B

                                          MD5

                                          18e723571b00fb1694a3bad6c78e4054

                                          SHA1

                                          afcc0ef32d46fe59e0483f9a3c891d3034d12f32

                                          SHA256

                                          8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

                                          SHA512

                                          43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

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

                                          Filesize

                                          3KB

                                          MD5

                                          87c975640ca16c0751ab42a3b9cbec7f

                                          SHA1

                                          0b217ca28e98f6913a9c845fe4d5e2a35d6772b2

                                          SHA256

                                          ecf7efae0b5f0968fa56ac646a256718efee89de9f22959ab51fbee146e46624

                                          SHA512

                                          565065d3a4e5ba0a01b9dbc6c77bad6ce5ea1fb0d981835440f4d4dbb70617ef3346ff89a6816ce949f8343e585c65536d1a3d82ee731a0c038ed0572100f5bf

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

                                          Filesize

                                          264KB

                                          MD5

                                          f50f89a0a91564d0b8a211f8921aa7de

                                          SHA1

                                          112403a17dd69d5b9018b8cede023cb3b54eab7d

                                          SHA256

                                          b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

                                          SHA512

                                          bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

                                        • C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

                                          Filesize

                                          3KB

                                          MD5

                                          779c29683587c921cc7850fec070fe26

                                          SHA1

                                          0f3ee30ee8ef0579bb97b8cc6e65ccefaccedc1f

                                          SHA256

                                          8243a4577a8aa577e3a2bd625fa8fd4f963ba5ccd6ffc25255521cbd5d8e21f8

                                          SHA512

                                          6122ef6ad6df23f89598b2a8a29878a5217b862535c789b511e0dfa22531d87524b25b34edaef90a4a7caa5b044bcfdbfc88650d4f664bf6dd0bc6f085b1c90a