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Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/02/2024, 22:40 UTC

General

  • Target

    aa56f5905aad4dbca538d281f6ad8096.pdf

  • Size

    82KB

  • MD5

    aa56f5905aad4dbca538d281f6ad8096

  • SHA1

    2882ac071ebdce7b5d30a7c8115bdba0b0f0a389

  • SHA256

    4727d72ca0cf935a6893277a06c0eafceffb738205fddcd275f2b504e875b2db

  • SHA512

    db36c97f876a5a55864b0e92f9d9122f68df95af0562bc13713c192eba59ced7830f6e1a95272f61b48598e7e76d6772805237588c03a847fc17306875e0fdff

  • SSDEEP

    1536:9+sUrj7BQzqxnh9p22kw1IZthLA74l6dIcsktdmQ/Igb8JpQNNH:x2jtQuph9LkGIr6o6mc5td/1bQpQD

Score
1/10

Malware Config

Signatures

  • Checks processor information in registry 2 TTPs 2 IoCs

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

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

Processes

  • C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\aa56f5905aad4dbca538d281f6ad8096.pdf"
    1⤵
    • Checks processor information in registry
    • Modifies Internet Explorer settings
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4584
    • 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:1072
      • 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=8CB9EE161D4FCFAC3722E9CF76BA0418 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
        3⤵
          PID:4232
        • 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=330299B42C6D165C6346F47B63B54121 --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=330299B42C6D165C6346F47B63B54121 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
          3⤵
            PID:1736
          • 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=B363CA5099BA63F0F44E1C2F86B25C4C --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
            3⤵
              PID:4992
            • 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=5490E69CB2F57C19C0E0C130497986A9 --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=5490E69CB2F57C19C0E0C130497986A9 --renderer-client-id=5 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job /prefetch:1
              3⤵
                PID:4468
              • 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=A7E3260EC591E741C052692DD40DD7FF --mojo-platform-channel-handle=1924 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
                3⤵
                  PID:4048
                • 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=1DB44AD621C849EF3E7D4B410F3642F3 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
                  3⤵
                    PID:4612
              • C:\Windows\System32\CompPkgSrv.exe
                C:\Windows\System32\CompPkgSrv.exe -Embedding
                1⤵
                  PID:4860

                Network

                • flag-us
                  DNS
                  20.160.190.20.in-addr.arpa
                  Remote address:
                  8.8.8.8:53
                  Request
                  20.160.190.20.in-addr.arpa
                  IN PTR
                  Response
                • flag-us
                  DNS
                  9.228.82.20.in-addr.arpa
                  Remote address:
                  8.8.8.8:53
                  Request
                  9.228.82.20.in-addr.arpa
                  IN PTR
                  Response
                • flag-us
                  DNS
                  175.178.17.96.in-addr.arpa
                  Remote address:
                  8.8.8.8:53
                  Request
                  175.178.17.96.in-addr.arpa
                  IN PTR
                  Response
                  175.178.17.96.in-addr.arpa
                  IN PTR
                  a96-17-178-175deploystaticakamaitechnologiescom
                • flag-us
                  DNS
                  41.110.16.96.in-addr.arpa
                  Remote address:
                  8.8.8.8:53
                  Request
                  41.110.16.96.in-addr.arpa
                  IN PTR
                  Response
                  41.110.16.96.in-addr.arpa
                  IN PTR
                  a96-16-110-41deploystaticakamaitechnologiescom
                • flag-us
                  DNS
                  57.169.31.20.in-addr.arpa
                  Remote address:
                  8.8.8.8:53
                  Request
                  57.169.31.20.in-addr.arpa
                  IN PTR
                  Response
                • flag-us
                  DNS
                  172.176.78.104.in-addr.arpa
                  Remote address:
                  8.8.8.8:53
                  Request
                  172.176.78.104.in-addr.arpa
                  IN PTR
                  Response
                  172.176.78.104.in-addr.arpa
                  IN PTR
                  a104-78-176-172deploystaticakamaitechnologiescom
                • flag-us
                  DNS
                  17.134.221.88.in-addr.arpa
                  Remote address:
                  8.8.8.8:53
                  Request
                  17.134.221.88.in-addr.arpa
                  IN PTR
                  Response
                  17.134.221.88.in-addr.arpa
                  IN PTR
                  a88-221-134-17deploystaticakamaitechnologiescom
                • flag-us
                  DNS
                  26.165.165.52.in-addr.arpa
                  Remote address:
                  8.8.8.8:53
                  Request
                  26.165.165.52.in-addr.arpa
                  IN PTR
                  Response
                • flag-us
                  DNS
                  18.31.95.13.in-addr.arpa
                  Remote address:
                  8.8.8.8:53
                  Request
                  18.31.95.13.in-addr.arpa
                  IN PTR
                  Response
                • flag-us
                  DNS
                  217.135.221.88.in-addr.arpa
                  Remote address:
                  8.8.8.8:53
                  Request
                  217.135.221.88.in-addr.arpa
                  IN PTR
                  Response
                  217.135.221.88.in-addr.arpa
                  IN PTR
                  a88-221-135-217deploystaticakamaitechnologiescom
                • flag-us
                  DNS
                  209.178.17.96.in-addr.arpa
                  Remote address:
                  8.8.8.8:53
                  Request
                  209.178.17.96.in-addr.arpa
                  IN PTR
                  Response
                  209.178.17.96.in-addr.arpa
                  IN PTR
                  a96-17-178-209deploystaticakamaitechnologiescom
                • flag-us
                  DNS
                  14.227.111.52.in-addr.arpa
                  Remote address:
                  8.8.8.8:53
                  Request
                  14.227.111.52.in-addr.arpa
                  IN PTR
                  Response
                • flag-us
                  DNS
                  0.205.248.87.in-addr.arpa
                  Remote address:
                  8.8.8.8:53
                  Request
                  0.205.248.87.in-addr.arpa
                  IN PTR
                  Response
                  0.205.248.87.in-addr.arpa
                  IN PTR
                  https-87-248-205-0lgwllnwnet
                • flag-us
                  DNS
                  131.72.42.20.in-addr.arpa
                  Remote address:
                  8.8.8.8:53
                  Request
                  131.72.42.20.in-addr.arpa
                  IN PTR
                  Response
                No results found
                • 8.8.8.8:53
                  20.160.190.20.in-addr.arpa
                  dns
                  72 B
                  158 B
                  1
                  1

                  DNS Request

                  20.160.190.20.in-addr.arpa

                • 8.8.8.8:53
                  9.228.82.20.in-addr.arpa
                  dns
                  70 B
                  156 B
                  1
                  1

                  DNS Request

                  9.228.82.20.in-addr.arpa

                • 8.8.8.8:53
                  175.178.17.96.in-addr.arpa
                  dns
                  72 B
                  137 B
                  1
                  1

                  DNS Request

                  175.178.17.96.in-addr.arpa

                • 8.8.8.8:53
                  41.110.16.96.in-addr.arpa
                  dns
                  71 B
                  135 B
                  1
                  1

                  DNS Request

                  41.110.16.96.in-addr.arpa

                • 8.8.8.8:53
                  57.169.31.20.in-addr.arpa
                  dns
                  71 B
                  157 B
                  1
                  1

                  DNS Request

                  57.169.31.20.in-addr.arpa

                • 8.8.8.8:53
                  172.176.78.104.in-addr.arpa
                  dns
                  73 B
                  139 B
                  1
                  1

                  DNS Request

                  172.176.78.104.in-addr.arpa

                • 8.8.8.8:53
                  17.134.221.88.in-addr.arpa
                  dns
                  72 B
                  137 B
                  1
                  1

                  DNS Request

                  17.134.221.88.in-addr.arpa

                • 8.8.8.8:53
                  26.165.165.52.in-addr.arpa
                  dns
                  72 B
                  146 B
                  1
                  1

                  DNS Request

                  26.165.165.52.in-addr.arpa

                • 8.8.8.8:53
                  18.31.95.13.in-addr.arpa
                  dns
                  70 B
                  144 B
                  1
                  1

                  DNS Request

                  18.31.95.13.in-addr.arpa

                • 8.8.8.8:53
                  217.135.221.88.in-addr.arpa
                  dns
                  73 B
                  139 B
                  1
                  1

                  DNS Request

                  217.135.221.88.in-addr.arpa

                • 8.8.8.8:53
                  209.178.17.96.in-addr.arpa
                  dns
                  72 B
                  137 B
                  1
                  1

                  DNS Request

                  209.178.17.96.in-addr.arpa

                • 8.8.8.8:53
                  14.227.111.52.in-addr.arpa
                  dns
                  72 B
                  158 B
                  1
                  1

                  DNS Request

                  14.227.111.52.in-addr.arpa

                • 8.8.8.8:53
                  0.205.248.87.in-addr.arpa
                  dns
                  71 B
                  116 B
                  1
                  1

                  DNS Request

                  0.205.248.87.in-addr.arpa

                • 8.8.8.8:53
                  131.72.42.20.in-addr.arpa
                  dns
                  71 B
                  157 B
                  1
                  1

                  DNS Request

                  131.72.42.20.in-addr.arpa

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

                  Filesize

                  64KB

                  MD5

                  222ef039b7a2002a44dbeda7959487a8

                  SHA1

                  74e1b5646ed21dadce8311f5ccf8ebf2ecb3aa57

                  SHA256

                  fa6a1d9962d5c8abd4ee0173318d90c86dfb4e10649c0c2cea613b38b7ca5bdf

                  SHA512

                  26dfba6900c02ff3f6e50c49ab363ffa0427dd0e533e3fa8ed9455bf534e182c60d90608d18574ffcbdfd7fc65021529f1228780b288510f213b946ee8498b5c

                • C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

                  Filesize

                  64KB

                  MD5

                  4e90599d63bdb312e16576cb894adf1f

                  SHA1

                  8dcb46d201f4d95b224d43bd30c3209118f6f0e5

                  SHA256

                  abfdf848ab29bdba480a1dbb6530550d0c7949fd2a0066c8818ac29567078878

                  SHA512

                  79e2443a02dac92848dfca71835ddd52e9f345faa3747c3780177c5a325c7bc270341dbd43ae12ab0e46b3f702c8209a4ad187e3c0e7079459a8cbacee1334f4

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