Analysis

  • max time kernel
    105s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/05/2024, 14:26

General

  • Target
    VisualStudioSetup.exe
  • Size 3.8MB
  • Sample240520-rrwnaaee2z
  • SHA256 158540a607ac3e189cbf71591d8d9e24821d1aa86d1e11da1e43f410dfc1b548
  • MD5 SHA1 SHA512 SSDEEP
Score
5/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 21 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 5 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\VisualStudioSetup.exe
    "C:\Users\Admin\AppData\Local\Temp\VisualStudioSetup.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4824
    • C:\Users\Admin\AppData\Local\Temp\94b15c00b1d620f566f07e6ca0\vs_bootstrapper_d15\vs_setup_bootstrapper.exe
      "C:\Users\Admin\AppData\Local\Temp\94b15c00b1d620f566f07e6ca0\vs_bootstrapper_d15\vs_setup_bootstrapper.exe" --env "_SFX_CAB_EXE_PACKAGE:C:\Users\Admin\AppData\Local\Temp\VisualStudioSetup.exe _SFX_CAB_EXE_ORIGINALWORKINGDIR:C:\Users\Admin\AppData\Local\Temp"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3236
      • C:\Windows\SysWOW64\getmac.exe
        "getmac"
        3⤵
          PID:4404
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3236 -s 2832
          3⤵
          • Program crash
          PID:3456
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3236 -ip 3236
      1⤵
        PID:4872
      • C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
        "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe"
        1⤵
        • Checks processor information in registry
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4380
        • C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
          "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:4276
          • C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
            "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=04BC06AF6FB5C8303F832B13CA650174 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
            3⤵
              PID:3924
            • C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
              "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=EEB6EE9F3BB59ABDE6ECC4E3B6F7D53C --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=EEB6EE9F3BB59ABDE6ECC4E3B6F7D53C --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
              3⤵
                PID:948
              • C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
                "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=76FC3FFBCFC16AF235FF3DA624F589A3 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
                3⤵
                  PID:4384
                • C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
                  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=3F8F41F8FE21C499FAAD348BA849127D --mojo-platform-channel-handle=1940 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
                  3⤵
                    PID:2684
                  • C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
                    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=3FB0C1C36B46B00D03B02E78FE744F14 --mojo-platform-channel-handle=1852 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
                    3⤵
                      PID:4968
                • C:\Windows\System32\CompPkgSrv.exe
                  C:\Windows\System32\CompPkgSrv.exe -Embedding
                  1⤵
                    PID:5112

                  Network

                        MITRE ATT&CK Enterprise v15

                        Replay Monitor

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                        Downloads

                        vs_setup_bootstrapper_202405201426177674.json

                        • Path C:\ProgramData\Microsoft\VisualStudio\Packages\_bootstrapper\vs_setup_bootstrapper_202405201426177674.json
                        • Size 162B
                        • SHA256 186c4b16ee009564819730b358dbdbb0792fc27e602698c5f0a16e20104647c7
                        • MD5 SHA1 SHA512

                        Microsoft.C2RSignatureReader.Interop.dll

                        • Path C:\Users\Admin\AppData\Local\Temp\94b15c00b1d620f566f07e6ca0\vs_bootstrapper_d15\Microsoft.C2RSignatureReader.Interop.dll
                        • Size 19KB
                        • SHA256 93a4a722c19f7f89ca2ce1aed73eee941c24c6e396585be8b2073b9b2ef235c7
                        • MD5 SHA1 SHA512 SSDEEP

                        Microsoft.C2RSignatureReader.Native.dll

                        • Path C:\Users\Admin\AppData\Local\Temp\94b15c00b1d620f566f07e6ca0\vs_bootstrapper_d15\Microsoft.C2RSignatureReader.Native.dll
                        • Size 114KB
                        • SHA256 848ef52200b9bdd9807b20e1e0c834c3bbb09c723bcc59875658ee3f29781601
                        • MD5 SHA1 SHA512 SSDEEP

                        Microsoft.VisualStudio.RemoteControl.dll

                        • Path C:\Users\Admin\AppData\Local\Temp\94b15c00b1d620f566f07e6ca0\vs_bootstrapper_d15\Microsoft.VisualStudio.RemoteControl.dll
                        • Size 46KB
                        • SHA256 cc52e19735d6152702672feb5911c8ba77f60fdc73df5ed0d601b37415f3a7ed
                        • MD5 SHA1 SHA512 SSDEEP

                        Microsoft.VisualStudio.Setup.Common.dll

                        • Path C:\Users\Admin\AppData\Local\Temp\94b15c00b1d620f566f07e6ca0\vs_bootstrapper_d15\Microsoft.VisualStudio.Setup.Common.dll
                        • Size 578KB
                        • SHA256 f160aa395cd03a77c88e9ed476d2cd308528ef28ede7d3cd51d799192b66788a
                        • MD5 SHA1 SHA512 SSDEEP

                        Microsoft.VisualStudio.Setup.Download.dll

                        • Path C:\Users\Admin\AppData\Local\Temp\94b15c00b1d620f566f07e6ca0\vs_bootstrapper_d15\Microsoft.VisualStudio.Setup.Download.dll
                        • Size 305KB
                        • SHA256 e79603b7f9ada27335deca10edf748f4cb1bf700cf866f585d0eb0a88bd7758e
                        • MD5 SHA1 SHA512 SSDEEP

                        Microsoft.VisualStudio.Setup.dll

                        • Path C:\Users\Admin\AppData\Local\Temp\94b15c00b1d620f566f07e6ca0\vs_bootstrapper_d15\Microsoft.VisualStudio.Setup.dll
                        • Size 1.4MB
                        • SHA256 aea445890e328c45ad594e98043808722fea6017dc8b0fa54b85f43732eed389
                        • MD5 SHA1 SHA512 SSDEEP

                        Microsoft.VisualStudio.Telemetry.dll

                        • Path C:\Users\Admin\AppData\Local\Temp\94b15c00b1d620f566f07e6ca0\vs_bootstrapper_d15\Microsoft.VisualStudio.Telemetry.dll
                        • Size 995KB
                        • SHA256 8fe17ff9da7932dc01a39ed27559d5cdfa9b97ba14cbaa9f719087a241c8b82d
                        • MD5 SHA1 SHA512 SSDEEP

                        Microsoft.VisualStudio.Utilities.Internal.dll

                        • Path C:\Users\Admin\AppData\Local\Temp\94b15c00b1d620f566f07e6ca0\vs_bootstrapper_d15\Microsoft.VisualStudio.Utilities.Internal.dll
                        • Size 62KB
                        • SHA256 b044863f98af8d28f4f2f5e2dccb945c57439e1575afb37110e1eec306a6c89c
                        • MD5 SHA1 SHA512 SSDEEP

                        Newtonsoft.Json.dll

                        • Path C:\Users\Admin\AppData\Local\Temp\94b15c00b1d620f566f07e6ca0\vs_bootstrapper_d15\Newtonsoft.Json.dll
                        • Size 695KB
                        • SHA256 e1e27af7b07eeedf5ce71a9255f0422816a6fc5849a483c6714e1b472044fa9d
                        • MD5 SHA1 SHA512 SSDEEP

                        System.Memory.dll

                        • Path C:\Users\Admin\AppData\Local\Temp\94b15c00b1d620f566f07e6ca0\vs_bootstrapper_d15\System.Memory.dll
                        • Size 138KB
                        • SHA256 bf3fb84664f4097f1a8a9bc71a51dcf8cf1a905d4080a4d290da1730866e856f
                        • MD5 SHA1 SHA512 SSDEEP

                        System.Runtime.CompilerServices.Unsafe.dll

                        • Path C:\Users\Admin\AppData\Local\Temp\94b15c00b1d620f566f07e6ca0\vs_bootstrapper_d15\System.Runtime.CompilerServices.Unsafe.dll
                        • Size 17KB
                        • SHA256 37768488e8ef45729bc7d9a2677633c6450042975bb96516e186da6cb9cd0dcf
                        • MD5 SHA1 SHA512 SSDEEP

                        detection.json

                        • Path C:\Users\Admin\AppData\Local\Temp\94b15c00b1d620f566f07e6ca0\vs_bootstrapper_d15\detection.json
                        • Size 8KB
                        • SHA256 c828a2e5b4045ce36ecf5b49d33d6404c9d6f865df9b3c9623787c2332df07d9
                        • MD5 SHA1 SHA512 SSDEEP

                        vs_setup_bootstrapper.config

                        • Path C:\Users\Admin\AppData\Local\Temp\94b15c00b1d620f566f07e6ca0\vs_bootstrapper_d15\vs_setup_bootstrapper.config
                        • Size 619B
                        • SHA256 e53ee13ee4ec7cfbb146aa88193d723d6c8d8cdabf8283a454ab6d24e6f78903
                        • MD5 SHA1 SHA512

                        vs_setup_bootstrapper.exe

                        • Path C:\Users\Admin\AppData\Local\Temp\94b15c00b1d620f566f07e6ca0\vs_bootstrapper_d15\vs_setup_bootstrapper.exe
                        • Size 403KB
                        • SHA256 e94349f39b4b45774caf05fabcedee74ff182ad6f77f143eb661580824155a42
                        • MD5 SHA1 SHA512 SSDEEP

                        vs_setup_bootstrapper.exe.config

                        • Path C:\Users\Admin\AppData\Local\Temp\94b15c00b1d620f566f07e6ca0\vs_bootstrapper_d15\vs_setup_bootstrapper.exe.config
                        • Size 2KB
                        • SHA256 1e0f19e5f792fc97e1ab40d6a8259f19843c8a22c1ccc008effc3a771cae9b66
                        • MD5 SHA1 SHA512

                        memory/3236-166-0x0000000072F80000-0x0000000073730000-memory.dmp

                        memory/3236-136-0x0000000005180000-0x00000000051D0000-memory.dmp

                        memory/3236-132-0x0000000005040000-0x0000000005048000-memory.dmp

                        memory/3236-120-0x0000000004C30000-0x0000000004D92000-memory.dmp

                        memory/3236-164-0x0000000005BF0000-0x0000000005C12000-memory.dmp

                        memory/3236-148-0x0000000005670000-0x0000000005696000-memory.dmp

                        memory/3236-116-0x0000000000190000-0x00000000001F8000-memory.dmp

                        memory/3236-144-0x0000000005620000-0x0000000005632000-memory.dmp

                        memory/3236-114-0x0000000072F8E000-0x0000000072F8F000-memory.dmp

                        memory/3236-140-0x00000000056C0000-0x0000000005772000-memory.dmp

                        memory/3236-152-0x0000000005610000-0x0000000005618000-memory.dmp

                        memory/3236-165-0x0000000005D40000-0x0000000006094000-memory.dmp

                        memory/3236-128-0x0000000005230000-0x000000000532C000-memory.dmp

                        memory/3236-124-0x0000000005090000-0x0000000005124000-memory.dmp

                        memory/3236-167-0x0000000006E10000-0x0000000006E76000-memory.dmp

                        memory/3236-168-0x0000000006F40000-0x0000000006FFA000-memory.dmp

                        memory/3236-156-0x0000000005B10000-0x0000000005B20000-memory.dmp

                        memory/3236-170-0x00000000071A0000-0x0000000007232000-memory.dmp

                        memory/3236-171-0x00000000077F0000-0x0000000007D94000-memory.dmp

                        memory/3236-172-0x0000000072F80000-0x0000000073730000-memory.dmp

                        memory/3236-174-0x00000000076A0000-0x00000000076A8000-memory.dmp

                        memory/3236-175-0x0000000072F80000-0x0000000073730000-memory.dmp

                        memory/3236-177-0x0000000072F80000-0x0000000073730000-memory.dmp

                        memory/3236-178-0x0000000072F80000-0x0000000073730000-memory.dmp