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Analysis

  • max time kernel
    1558s
  • max time network
    1558s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    17/04/2024, 20:33

General

  • Target

    WindowsFormsApp4.exe

  • Size

    13KB

  • MD5

    b91f900258fa7c606d0f8ebebf576690

  • SHA1

    c9a141b4c3bccfd4248e9071963e726a35c817e6

  • SHA256

    a6f2b8885c4afacbbbf2e26fa24642a53e9e53ea96a134abae1581df0473ef0d

  • SHA512

    82a667fff3a8b79daf4084aadd9ce28c711e1896a39f9d3b6543246ad79f1c34092b2d378d9f2945f0605588fe7451491b1f54094ad0c65a47bff1b0274cd304

  • SSDEEP

    384:gEQd5Ek/gLt/DLjLR9zEs1LULxLPnkOhYVMfrnuHNptYcFwVc03K:Qd+LdXhJYlPkaYQnuH/tYcFwVc6K

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 1 IoCs
  • Program crash 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Enumerates system info in registry 2 TTPs 4 IoCs
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 17 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 9 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 15 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\WindowsFormsApp4.exe
    "C:\Users\Admin\AppData\Local\Temp\WindowsFormsApp4.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2964
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 696
      2⤵
      • Program crash
      PID:2716
  • 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:2524
  • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n /f "C:\Users\Admin\Desktop\SyncExport.dot"
    1⤵
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:1980
  • C:\Program Files\VideoLAN\VLC\vlc.exe
    "C:\Program Files\VideoLAN\VLC\vlc.exe"
    1⤵
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:1868
  • 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:2276
    • 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,0x7fef4f69758,0x7fef4f69768,0x7fef4f69778
      2⤵
        PID:2272
      • 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=1252,i,1402561517165243386,16592431670505397897,131072 /prefetch:2
        2⤵
          PID:2060
        • 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=1508 --field-trial-handle=1252,i,1402561517165243386,16592431670505397897,131072 /prefetch:8
          2⤵
            PID:2008
          • 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=1252,i,1402561517165243386,16592431670505397897,131072 /prefetch:8
            2⤵
              PID:2924
            • 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=1636 --field-trial-handle=1252,i,1402561517165243386,16592431670505397897,131072 /prefetch:1
              2⤵
                PID:2336
              • 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=2336 --field-trial-handle=1252,i,1402561517165243386,16592431670505397897,131072 /prefetch:1
                2⤵
                  PID:2860
                • 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=1548 --field-trial-handle=1252,i,1402561517165243386,16592431670505397897,131072 /prefetch:2
                  2⤵
                    PID:3060
                  • 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=1348 --field-trial-handle=1252,i,1402561517165243386,16592431670505397897,131072 /prefetch:1
                    2⤵
                      PID:1632
                    • 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=3284 --field-trial-handle=1252,i,1402561517165243386,16592431670505397897,131072 /prefetch:8
                      2⤵
                        PID:2540
                    • 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:2824
                      • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
                        "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde
                        1⤵
                        • Enumerates system info in registry
                        • Suspicious behavior: AddClipboardFormatListener
                        • Suspicious use of SetWindowsHookEx
                        PID:1460

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

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                      Downloads

                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\1c32cbb0-35a2-40bf-91ac-0cbdb5bf661b.tmp

                        Filesize

                        129KB

                        MD5

                        38602e052f94e3f88f28c4e85dced8a7

                        SHA1

                        cd1b973c5a0b8727861b0703c44013644c25745e

                        SHA256

                        c4f5e802abb99afcf5ce1a4c8cb52b5c6578687a9b455f73e2a42e1c1b061591

                        SHA512

                        f2031ee4b8a4c957ec5bf737fe614887fcd78eb50eb1ea1ad51aefbb442572ec3efe9b77e6b9fc1304631c55b15fbc7018cee4e28db8665ce3c8f21acae2db65

                      • 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\Sync Data\LevelDB\000007.dbtmp

                        Filesize

                        16B

                        MD5

                        18e723571b00fb1694a3bad6c78e4054

                        SHA1

                        afcc0ef32d46fe59e0483f9a3c891d3034d12f32

                        SHA256

                        8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

                        SHA512

                        43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

                      • 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\Microsoft\Office\Recent\index.dat

                        Filesize

                        56B

                        MD5

                        444e05d78e0f57279f6e471e7ef18a4a

                        SHA1

                        80e472cc77dee6c40735013d3fdbb0588d18e8cd

                        SHA256

                        1bfdaeb2048385e9fada4c55e27d32797407da4a723fad6e9381d0a42d620512

                        SHA512

                        2b6f363800c311cf44d255d303379040b84cc244e00a6ebc3a9aca321d752a3f0e20163b4a9232486bb5f05c7bd5e9c04fdb88120cfd32e57a2d28966aca1e47

                      • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

                        Filesize

                        20KB

                        MD5

                        e6b5d46c1b83b25721a910f214d1a798

                        SHA1

                        7d657a84dca5307af6f42457ba1685dc9c4f7672

                        SHA256

                        3048c8030a79c243596be1ff404080b77e742ab300de125c6dc7f5ba81f8f251

                        SHA512

                        f75335f69c80021c622f34cce5625c61eb5d56a88719918ab967a2d2cb18135dcaec89d3d13c027a0155f97d4763fd33136b5739a7e63ec20f519fedb69b91ae

                      • memory/1460-206-0x000000007260D000-0x0000000072618000-memory.dmp

                        Filesize

                        44KB

                      • memory/1460-194-0x000000007260D000-0x0000000072618000-memory.dmp

                        Filesize

                        44KB

                      • memory/1460-182-0x000000005FFF0000-0x0000000060000000-memory.dmp

                        Filesize

                        64KB

                      • memory/1868-191-0x000007FEF6840000-0x000007FEF6851000-memory.dmp

                        Filesize

                        68KB

                      • memory/1868-186-0x000007FEF73B0000-0x000007FEF73C8000-memory.dmp

                        Filesize

                        96KB

                      • memory/1868-216-0x000007FEF5000000-0x000007FEF60AB000-memory.dmp

                        Filesize

                        16.7MB

                      • memory/1868-192-0x000007FEF5000000-0x000007FEF60AB000-memory.dmp

                        Filesize

                        16.7MB

                      • memory/1868-231-0x000007FEF68E0000-0x000007FEF6914000-memory.dmp

                        Filesize

                        208KB

                      • memory/1868-189-0x000007FEF6880000-0x000007FEF6897000-memory.dmp

                        Filesize

                        92KB

                      • memory/1868-233-0x000007FEF5000000-0x000007FEF60AB000-memory.dmp

                        Filesize

                        16.7MB

                      • memory/1868-230-0x000000013F730000-0x000000013F828000-memory.dmp

                        Filesize

                        992KB

                      • memory/1868-190-0x000007FEF6860000-0x000007FEF687D000-memory.dmp

                        Filesize

                        116KB

                      • memory/1868-232-0x000007FEF61E0000-0x000007FEF6494000-memory.dmp

                        Filesize

                        2.7MB

                      • memory/1868-188-0x000007FEF68A0000-0x000007FEF68B1000-memory.dmp

                        Filesize

                        68KB

                      • memory/1868-193-0x000007FEF4F90000-0x000007FEF4FF7000-memory.dmp

                        Filesize

                        412KB

                      • memory/1868-183-0x000000013F730000-0x000000013F828000-memory.dmp

                        Filesize

                        992KB

                      • memory/1868-184-0x000007FEF68E0000-0x000007FEF6914000-memory.dmp

                        Filesize

                        208KB

                      • memory/1868-185-0x000007FEF61E0000-0x000007FEF6494000-memory.dmp

                        Filesize

                        2.7MB

                      • memory/1868-187-0x000007FEF68C0000-0x000007FEF68D7000-memory.dmp

                        Filesize

                        92KB

                      • memory/1980-11-0x000000005FFF0000-0x0000000060000000-memory.dmp

                        Filesize

                        64KB

                      • memory/1980-44-0x000000007138D000-0x0000000071398000-memory.dmp

                        Filesize

                        44KB

                      • memory/1980-43-0x000000005FFF0000-0x0000000060000000-memory.dmp

                        Filesize

                        64KB

                      • memory/1980-10-0x000000002FBD1000-0x000000002FBD2000-memory.dmp

                        Filesize

                        4KB

                      • memory/1980-12-0x000000007138D000-0x0000000071398000-memory.dmp

                        Filesize

                        44KB

                      • memory/2524-4-0x0000000140000000-0x00000001405E8000-memory.dmp

                        Filesize

                        5.9MB

                      • memory/2524-5-0x0000000140000000-0x00000001405E8000-memory.dmp

                        Filesize

                        5.9MB

                      • memory/2964-7-0x00000000044A0000-0x00000000044E0000-memory.dmp

                        Filesize

                        256KB

                      • memory/2964-2-0x00000000044A0000-0x00000000044E0000-memory.dmp

                        Filesize

                        256KB

                      • memory/2964-1-0x00000000747B0000-0x0000000074E9E000-memory.dmp

                        Filesize

                        6.9MB

                      • memory/2964-3-0x00000000044A0000-0x00000000044E0000-memory.dmp

                        Filesize

                        256KB

                      • memory/2964-0-0x0000000000F90000-0x0000000000F98000-memory.dmp

                        Filesize

                        32KB

                      • memory/2964-6-0x00000000747B0000-0x0000000074E9E000-memory.dmp

                        Filesize

                        6.9MB

                      • memory/2964-8-0x00000000747B0000-0x0000000074E9E000-memory.dmp

                        Filesize

                        6.9MB

                      • memory/2964-9-0x00000000044A0000-0x00000000044E0000-memory.dmp

                        Filesize

                        256KB