Analysis

  • max time kernel
    65s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    18/11/2023, 13:16

General

  • Target

    AimstarCS2_External_1XQYjmwUUaNOad3 (1).zip

  • Size

    524KB

  • MD5

    8777f6a2b35d7b0a93319427ff18fbfd

  • SHA1

    baaf189f3bb24034ef18a41d20c6b5da1fe889d9

  • SHA256

    e2147a2e0365cdd6889698c149da3d26c225094a43677d7abb3b89fbd01552b6

  • SHA512

    a46c6c82e371c69d35ed6a9edd4f3785565235d8422bb97a89703db3f707b8ef8ea5bdeff139f98d9df72273c5165d9989ba5c6612676987c603dda618ecd3ef

  • SSDEEP

    12288:xnRKgc+UJL6+Ur9/uX2JPUL565Ty5Vuiy0WfW/hjP14j:3WL6+sPJAo5TyKR0WfW/h6

Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.exe
    C:\Windows\Explorer.exe /idlist,,"C:\Users\Admin\AppData\Local\Temp\AimstarCS2_External_1XQYjmwUUaNOad3 (1).zip"
    1⤵
      PID:2508
    • 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:2216
      • 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,0x7fef72a9758,0x7fef72a9768,0x7fef72a9778
        2⤵
          PID:2220
        • 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=1172 --field-trial-handle=1156,i,14701898953871063564,11544837685112047685,131072 /prefetch:2
          2⤵
            PID:2676
          • 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=1620 --field-trial-handle=1156,i,14701898953871063564,11544837685112047685,131072 /prefetch:8
            2⤵
              PID:2704
            • 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=1500 --field-trial-handle=1156,i,14701898953871063564,11544837685112047685,131072 /prefetch:8
              2⤵
                PID:2844
              • 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=2244 --field-trial-handle=1156,i,14701898953871063564,11544837685112047685,131072 /prefetch:1
                2⤵
                  PID:2876
                • 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=2256 --field-trial-handle=1156,i,14701898953871063564,11544837685112047685,131072 /prefetch:1
                  2⤵
                    PID:2460
                  • 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=2632 --field-trial-handle=1156,i,14701898953871063564,11544837685112047685,131072 /prefetch:2
                    2⤵
                      PID:1016
                    • 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=1308 --field-trial-handle=1156,i,14701898953871063564,11544837685112047685,131072 /prefetch:1
                      2⤵
                        PID:1532
                      • 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=3448 --field-trial-handle=1156,i,14701898953871063564,11544837685112047685,131072 /prefetch:8
                        2⤵
                          PID:1712
                        • 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=3564 --field-trial-handle=1156,i,14701898953871063564,11544837685112047685,131072 /prefetch:8
                          2⤵
                            PID:2196
                          • 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=2796 --field-trial-handle=1156,i,14701898953871063564,11544837685112047685,131072 /prefetch:8
                            2⤵
                              PID:1552
                            • 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=2792 --field-trial-handle=1156,i,14701898953871063564,11544837685112047685,131072 /prefetch:8
                              2⤵
                                PID:2060
                              • 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=3728 --field-trial-handle=1156,i,14701898953871063564,11544837685112047685,131072 /prefetch:8
                                2⤵
                                  PID:2544
                              • 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:1428

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

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

                                  Filesize

                                  264KB

                                  MD5

                                  f50f89a0a91564d0b8a211f8921aa7de

                                  SHA1

                                  112403a17dd69d5b9018b8cede023cb3b54eab7d

                                  SHA256

                                  b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

                                  SHA512

                                  bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

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

                                  Filesize

                                  4KB

                                  MD5

                                  78167f6ea937838f4a1dade2d9fe806e

                                  SHA1

                                  bc93fc88062538e75420932949a24440310ef2d8

                                  SHA256

                                  e0a6b9f80bf8c9c679a8f1f28e3ecf38c3ae33cbdab6a70ac613202be8792d9e

                                  SHA512

                                  d88831e5246d9ece2026bf75bd8d1c6237012263132adf6ce03126c361fb7f2a1f1456d0408a0771d29ffbb30d669778851eb4fb7d21c3e6eba9aac38016edf3

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

                                  Filesize

                                  4KB

                                  MD5

                                  d6c896b1cba262b6f18fd7a4a23cc176

                                  SHA1

                                  2ac30a49847ee89d2448d5d28e354c522939bed6

                                  SHA256

                                  0ad9f54086fcd5c02ed197a8af1537fb66ab72b0a976e6c05d9b32551a70f3bf

                                  SHA512

                                  7a2cc5f29a456c34abfe239b7a1b56ea77d15d3a6f14ea72831f121ec3540dba26845e1554f51cbb24785f8fef2985b54185369d62a3d25a78419f3ae4354c4e

                                • 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

                                  239KB

                                  MD5

                                  a49ffa4118e3e16beb864612c078231d

                                  SHA1

                                  7e2d2c2ae1d340b361e1ed293eaec7bae8dcf379

                                  SHA256

                                  4f89334dec4c68cbd111dc39c91ac627f3346a0133c3858f29872a3c8177e3e5

                                  SHA512

                                  d418525895d419a45f7b05040a76d7f7d2bb8e0696d2d6b19faacd7a30495a53adbd75f275ca4cd78192561770db8dac675599a23dc7563fef8d0448f2333f6b

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

                                  Filesize

                                  222KB

                                  MD5

                                  36ac56ce3a97ff5db33a6923fec2f97c

                                  SHA1

                                  30441c9a1e245b621c9156401cb86154071f7ab8

                                  SHA256

                                  90a12836b6c25964093f6893f51acae9366b853f45526f403f77404ca0cabcdc

                                  SHA512

                                  f1c498bd8519bb1cecb177a9f028df954370ab46ff07ea566051e3d5bd84e6fb4f0cdbb9f6e99ea1bbde85756f0715d3938b327c374feb44bbd01ecf679f3516

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

                                  Filesize

                                  239KB

                                  MD5

                                  bcdf2962c2915e749e89bfee3ee1f630

                                  SHA1

                                  2d1f58c9a6110ba103886099e6faa7a231e5a8d7

                                  SHA256

                                  4d579895d6db6b76f6ead0affafe78d646befc4a5b2ec31b233937808d47a340

                                  SHA512

                                  75864ff52f59b4fb12b84b27cfe9c254597f22c006d86c96dc9d671b434327f6c2fac36427e464fe9008aa0f2d248392435c52a4a4b59b19d9d4a882d1a87879

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

                                  Filesize

                                  110KB

                                  MD5

                                  d0fd92153e3ef07169a36417441af257

                                  SHA1

                                  b745a3cea7d1f56b5b6fb7d4fb58b3ba1e6337df

                                  SHA256

                                  ea9b1ec8170916799f94bc709e626cb42199026499ca51b8322082bb2451610d

                                  SHA512

                                  4eb689ab60f0b7e22027d2525e5ef0206deda1f4d8bec333219ddc99ea08aa6e5707906549bb1b1e03a4a15b5e32de6f4e1e33442ec3611f4d7914a9ec99fee7