Analysis

  • max time kernel
    110s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    12-12-2024 17:49

General

  • Target

    mer.exe

  • Size

    7.6MB

  • MD5

    11d404d0d88ee6f183024574f3bc8818

  • SHA1

    78f6d24c4868e4d02c3f5cd684df75fabb23b7ee

  • SHA256

    d1c215225e99efdb97cce8c37f3d48eaec05dadd3e45ef7d7d9ac68ebd4ed5d5

  • SHA512

    83dc4abd4b14809fb628df5f0b2a7f6a9fa40eaf6e3e3b5aaf362021824085533903efc509c641c711fd96265011fe3f297aa7126d0c01172d238e0c942ce4e1

  • SSDEEP

    196608:BiHYTCwfI9jUCzi4H1qSiXLGVi7DMgpZ3Q0VMwICEc/jn:zBIHziK1piXLGVE4Ue0VJj

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • UPX packed file 1 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 37 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 59 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\mer.exe
    "C:\Users\Admin\AppData\Local\Temp\mer.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2164
    • C:\Users\Admin\AppData\Local\Temp\mer.exe
      "C:\Users\Admin\AppData\Local\Temp\mer.exe"
      2⤵
      • Loads dropped DLL
      PID:2944
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /4
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:2784
  • 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:2260
    • 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,0x7fefb0a9758,0x7fefb0a9768,0x7fefb0a9778
      2⤵
        PID:2108
      • 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=1176 --field-trial-handle=1216,i,13973279063665438255,8861374943195158046,131072 /prefetch:2
        2⤵
          PID:1424
        • 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=1536 --field-trial-handle=1216,i,13973279063665438255,8861374943195158046,131072 /prefetch:8
          2⤵
            PID:2720
          • 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=1216,i,13973279063665438255,8861374943195158046,131072 /prefetch:8
            2⤵
              PID:2908
            • 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=2180 --field-trial-handle=1216,i,13973279063665438255,8861374943195158046,131072 /prefetch:1
              2⤵
                PID:2100
              • 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=2188 --field-trial-handle=1216,i,13973279063665438255,8861374943195158046,131072 /prefetch:1
                2⤵
                  PID:2256
                • 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=1420 --field-trial-handle=1216,i,13973279063665438255,8861374943195158046,131072 /prefetch:2
                  2⤵
                    PID:1280
                  • 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=3148 --field-trial-handle=1216,i,13973279063665438255,8861374943195158046,131072 /prefetch:1
                    2⤵
                      PID:840
                    • C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe
                      "C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe" --reenable-autoupdates --system-level
                      2⤵
                        PID:2384
                        • C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe
                          "C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe" --type=crashpad-handler /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\TEMP\Crashpad --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0x154,0x158,0x15c,0x128,0x160,0x13f937688,0x13f937698,0x13f9376a8
                          3⤵
                            PID:2588
                        • 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=3700 --field-trial-handle=1216,i,13973279063665438255,8861374943195158046,131072 /prefetch:8
                          2⤵
                            PID:2628
                          • 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=10 --mojo-platform-channel-handle=3764 --field-trial-handle=1216,i,13973279063665438255,8861374943195158046,131072 /prefetch:1
                            2⤵
                              PID:3008
                          • 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:2504

                            Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

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                            Downloads

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\9d4426e1-4580-4e89-8d94-333669ebd278.tmp

                              Filesize

                              351KB

                              MD5

                              1c0a26b81b680987e3833dbdcf216b92

                              SHA1

                              2c01bfeb0732309bf4f805e33dc0981ea5f36a34

                              SHA256

                              051e6ea22c4a9e264d1e42e752145d98415cc675a7df24307e6064e10193ada2

                              SHA512

                              c091ea96c0321808be20d5dfadd7f051c5bf14514afc79774aa43a20691203b8acb2b43c811a11851c811dfdb0df454370a0c97271839be72675ee449a0f4a6b

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Cache\Cache_Data\f_000005

                              Filesize

                              215KB

                              MD5

                              2be38925751dc3580e84c3af3a87f98d

                              SHA1

                              8a390d24e6588bef5da1d3db713784c11ca58921

                              SHA256

                              1412046f2516b688d644ff26b6c7ef2275b6c8f132eb809bd32e118208a4ec1b

                              SHA512

                              1341ffc84f16c1247eb0e9baacd26a70c6b9ee904bc2861e55b092263613c0f09072efd174b3e649a347ef3192ae92d7807cc4f5782f8fd07389703d75c4c4e2

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\index-dir\the-real-index

                              Filesize

                              168B

                              MD5

                              605538f467cefc9fde72aff741b57e95

                              SHA1

                              e56c2b6f6c2ebce71435811aaf4d1d86a0883805

                              SHA256

                              e6b1c381131705acbdc5df601d7b9a80295e5868b1c04113ad4c7120bc02a4ba

                              SHA512

                              156dc6f7aa136cb21e0145adae94ee53775073e9a27dd18b355bca08ff356b4da80c31f4da5e8faa0f5abe477e0e883e439c71e2764582060eb45a5f0ba1f2ff

                            • 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

                              5KB

                              MD5

                              b5ffb22c917e7f82abf0ff4f029d6104

                              SHA1

                              5ffa3fa385ce8e2aa133d9c95a797739d0352c67

                              SHA256

                              eb62580665b6d77509fb83ee01afe67b2b509b37511954643b9c7015396cb27d

                              SHA512

                              3715aed92b5610501618750abfd4fc919576a26924f3e5db04f9c283a73fb42a5e2d0f84181ba9bfbced616bab0186bc57d470966a87e8c47f2c0da55b280689

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

                              Filesize

                              5KB

                              MD5

                              afb74fd9591c44efb3c0d97ae5c38d39

                              SHA1

                              8b13ccb122deb41b08f651860f0f01ceb139048a

                              SHA256

                              15c3e312577e47ec4e9baf745301f00c5dc47f6178a0c8042a7a44c29461760f

                              SHA512

                              7cec6702dffdb6cd8093ef39a24d6971ba0f9adacebf40e7bca0cca5295dd2580b837e6de6ea83e563ce8f1844f26c625a2a381556083cbffecd5c0293da5b8c

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

                              Filesize

                              4KB

                              MD5

                              40af9a3722575715c5fbc189f72a89d5

                              SHA1

                              eb56fff3f21228988e2904db9d7ebecde1911877

                              SHA256

                              8d07d0e25ef756b82c0a4120bdb89410c7cfd16491663bc511b798251423f7ab

                              SHA512

                              7a85382b06f63950097231da3debe66195129ecfcdcf1e02ab493f450baf807dffeaae72dc3f46c345c71e3818073d69d9be8e77a41411f904a62d76f750fb05

                            • 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

                              351KB

                              MD5

                              5fee653fff9eb223a9d4f961c52fdec3

                              SHA1

                              dd1cf3b22d4b90edc8633200c2c37fa6f54ae098

                              SHA256

                              3096ba152036369f15a4ad58512d5db2010430b6a4131f20975e314f2fba86ba

                              SHA512

                              7322f5a95331629c09fcc3e8bca76d0d04e36bbb584d16e70103864c0159036d3855bdaff0d2f7da438f570152c1c82af2c6889f750c803a47e8ac56d91fffaf

                            • C:\Users\Admin\AppData\Local\Temp\_MEI21642\python313.dll

                              Filesize

                              1.8MB

                              MD5

                              6ef5d2f77064df6f2f47af7ee4d44f0f

                              SHA1

                              0003946454b107874aa31839d41edcda1c77b0af

                              SHA256

                              ab7c640f044d2eb7f4f0a4dfe5e719dfd9e5fcd769943233f5cece436870e367

                              SHA512

                              1662cc02635d63b8114b41d11ec30a2af4b0b60209196aac937c2a608588fee47c6e93163ea6bf958246c32759ac5c82a712ea3d690e796e2070ac0ff9104266

                            • memory/2784-46-0x0000000140000000-0x00000001405E8000-memory.dmp

                              Filesize

                              5.9MB

                            • memory/2784-45-0x0000000140000000-0x00000001405E8000-memory.dmp

                              Filesize

                              5.9MB

                            • memory/2784-44-0x0000000140000000-0x00000001405E8000-memory.dmp

                              Filesize

                              5.9MB

                            • memory/2944-23-0x000007FEF5DF0000-0x000007FEF6453000-memory.dmp

                              Filesize

                              6.4MB