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Analysis

  • max time kernel
    129s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/10/2023, 04:51

General

  • Target

    http://www.adobe.com/products/acrobat/readstep2.html

Score
7/10
upx

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • UPX packed file 5 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument http://www.adobe.com/products/acrobat/readstep2.html
    1⤵
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2864
    • 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=0xfc,0x100,0x104,0xd8,0x108,0x7ffddf589758,0x7ffddf589768,0x7ffddf589778
      2⤵
        PID:3960
      • 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=2228 --field-trial-handle=1900,i,2691981533993932376,10590597935188347895,131072 /prefetch:8
        2⤵
          PID:2012
        • 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=2144 --field-trial-handle=1900,i,2691981533993932376,10590597935188347895,131072 /prefetch:8
          2⤵
            PID:3864
          • 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=1668 --field-trial-handle=1900,i,2691981533993932376,10590597935188347895,131072 /prefetch:2
            2⤵
              PID:1244
            • 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=3172 --field-trial-handle=1900,i,2691981533993932376,10590597935188347895,131072 /prefetch:1
              2⤵
                PID:4500
              • 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=3132 --field-trial-handle=1900,i,2691981533993932376,10590597935188347895,131072 /prefetch:1
                2⤵
                  PID:4476
                • 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=7 --mojo-platform-channel-handle=4540 --field-trial-handle=1900,i,2691981533993932376,10590597935188347895,131072 /prefetch:1
                  2⤵
                    PID:1908
                  • 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=8 --mojo-platform-channel-handle=4780 --field-trial-handle=1900,i,2691981533993932376,10590597935188347895,131072 /prefetch:1
                    2⤵
                      PID:4580
                    • 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=9 --mojo-platform-channel-handle=3324 --field-trial-handle=1900,i,2691981533993932376,10590597935188347895,131072 /prefetch:1
                      2⤵
                        PID:3768
                      • 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=10 --mojo-platform-channel-handle=5196 --field-trial-handle=1900,i,2691981533993932376,10590597935188347895,131072 /prefetch:1
                        2⤵
                          PID:5084
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5824 --field-trial-handle=1900,i,2691981533993932376,10590597935188347895,131072 /prefetch:8
                          2⤵
                            PID:860
                          • 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=4944 --field-trial-handle=1900,i,2691981533993932376,10590597935188347895,131072 /prefetch:8
                            2⤵
                              PID:3128
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=4956 --field-trial-handle=1900,i,2691981533993932376,10590597935188347895,131072 /prefetch:8
                              2⤵
                                PID:1152
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=5916 --field-trial-handle=1900,i,2691981533993932376,10590597935188347895,131072 /prefetch:8
                                2⤵
                                  PID:2728
                                • C:\Program Files\Google\Chrome\Application\chrome.exe
                                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6188 --field-trial-handle=1900,i,2691981533993932376,10590597935188347895,131072 /prefetch:8
                                  2⤵
                                    PID:3632
                                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=6352 --field-trial-handle=1900,i,2691981533993932376,10590597935188347895,131072 /prefetch:8
                                    2⤵
                                      PID:2868
                                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=5024 --field-trial-handle=1900,i,2691981533993932376,10590597935188347895,131072 /prefetch:8
                                      2⤵
                                        PID:3996
                                      • 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=6064 --field-trial-handle=1900,i,2691981533993932376,10590597935188347895,131072 /prefetch:8
                                        2⤵
                                          PID:2148
                                        • 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=6308 --field-trial-handle=1900,i,2691981533993932376,10590597935188347895,131072 /prefetch:8
                                          2⤵
                                            PID:4980
                                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=6228 --field-trial-handle=1900,i,2691981533993932376,10590597935188347895,131072 /prefetch:2
                                            2⤵
                                            • Suspicious behavior: EnumeratesProcesses
                                            PID:3036
                                        • 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:2564
                                          • C:\Windows\System32\rundll32.exe
                                            C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                                            1⤵
                                              PID:5072
                                            • C:\Users\Admin\Downloads\Reader_Install_Setup.exe
                                              "C:\Users\Admin\Downloads\Reader_Install_Setup.exe"
                                              1⤵
                                              • Executes dropped EXE
                                              • Suspicious use of SetWindowsHookEx
                                              PID:644

                                            Network

                                            MITRE ATT&CK Enterprise v15

                                            Replay Monitor

                                            Loading Replay Monitor...

                                            Downloads

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

                                              Filesize

                                              1KB

                                              MD5

                                              fb59d73d0335db28392557119c507c1c

                                              SHA1

                                              462d06afda56ab416b6d439579025ec7f51a6286

                                              SHA256

                                              f1f00495d95fcde9e6f5d173b7348f909ba17d3f5f784f4d8261bbaa96c93073

                                              SHA512

                                              efc19ea23c77fbd7da7a767ce273f004161d7196d06e5dbbfbf12fc33bdb8cdbb28bf3b3692686a4a6f3143dd31a7c0ab41eec1ecb600602902d53529bed2a80

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

                                              Filesize

                                              5KB

                                              MD5

                                              80c400e1c17a6e3647e6c5e1d1c4048b

                                              SHA1

                                              2c41b7081c488a99d62bf901d7678346ca83c601

                                              SHA256

                                              11c04b9bbaee39364970caaf44f68f869442e2c4cc43d8d4c2e5400a92b65b06

                                              SHA512

                                              3ca370fa00adcdcb079b699fddbdf8bee27ec4f6ce78c69b136825e1a20df96a6e9eb1e929440a6d5f334bcfab56b6e3d2617f09fa0219b008002c83363bcd9b

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

                                              Filesize

                                              3KB

                                              MD5

                                              341d75d11d25abba08415df3bfceb06b

                                              SHA1

                                              18374e42f53a307ae7a062100c8cdc2d001a5f89

                                              SHA256

                                              e22287a2570253d66b3c4184429d7f665948fc7a9f4cceb50bd9a5b9be3b7cf6

                                              SHA512

                                              eba7e2f613818bbe90fee9cf93bb4d5d93c826a58f20e7c7fe1202f2eda06892670a36d2b99401d106d81175fe6a91dd017387c6f20009d56105236be389eed1

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

                                              Filesize

                                              3KB

                                              MD5

                                              46642c9897d98be97980a0d6baa09ffd

                                              SHA1

                                              808a7bee4cd5b0e69f03a08f3ecf5a21f446619a

                                              SHA256

                                              2583d7cc1d0422a5755ee156b7734a7a43d366010e1d29c2e07f60492cf4a766

                                              SHA512

                                              1685b092efc627058e2ae2663cbed19f0cc2713c53f3a0d9e7e9769a633d7d24c85a9b602f5e873b403e3e0e51ff7af6983365fc12820a5b70bff5b38c8e9f61

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

                                              Filesize

                                              5KB

                                              MD5

                                              62f5d4f8d7a5d64dcb24c9dce69ecd51

                                              SHA1

                                              daad3f0844569039ca38cb828efd0f0e7d570f56

                                              SHA256

                                              ac2fc8ea0c1705f16bc2072201e3a5ff3626e072fb9ec70bfd87e331cf5dc6b4

                                              SHA512

                                              8276abf2171d6279361af70cdf883c135a3b8534ff91d3860fd4b9478a3aec7f8859ab74cac02a30375faba91ef5cec2c65cfe545122f88af6a1005009b14568

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

                                              Filesize

                                              5KB

                                              MD5

                                              f92eee5be4510191fe1fcb56bb78861f

                                              SHA1

                                              90ca26c3c88934ed1e54d3d858170a4dfb6680fe

                                              SHA256

                                              2dcaf601a594b0d403bf84b8901490dc9ea52d53569c0ba582ed3b57b8d3e02b

                                              SHA512

                                              2149a195c3dd727266b1f5c270e5c4b2d1195431cf00b5ca7c81d9613524e0a65ad5888d3af7e589b8a7e3cfa0ed00c01cad5b59bedf9ff021295ccde0c3f663

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

                                              Filesize

                                              6KB

                                              MD5

                                              511c48e8e02e29f16588dc094096f355

                                              SHA1

                                              af395082460e80f812bbcf00d3aac6b70736b185

                                              SHA256

                                              16731be2bbed2e307c51803a85206ae6787e7c10d30ef60516fa573fa6d74d38

                                              SHA512

                                              e0d8fa320a3c852bb3d16496b510d33dc9b18510be6f5a61e7069daf18270a4846debbd75de2cffa6d7b44435659c5c60e23db8f5ebbed3ca9a4c9883cc5d126

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

                                              Filesize

                                              5KB

                                              MD5

                                              babf1fed6ace4b173e737ced60ca8bab

                                              SHA1

                                              5b32b0171acb7457ce36807808daa64c2775e85f

                                              SHA256

                                              6d5172e1b76776ee2b5842573c93f629776cf7b10e90a6cb7d6f479b2e7befc8

                                              SHA512

                                              192ce1e0d1664cb0ff2c06ff5d9615cdade4884bdd6026ad00a2eb501cd60038ad223b1221b0196bb7c05c837437b90261305cdb387b535670dd427a4456aba7

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

                                              Filesize

                                              104KB

                                              MD5

                                              5e3a214a195d5317a9cc3064109178e3

                                              SHA1

                                              0c2f13690f2105d7cd891ff6246622503c955eff

                                              SHA256

                                              84a96fa1e974ea5b087a5a4943a9d06774a4cd5aaf745d8c03cb099832ab642a

                                              SHA512

                                              053a1e6f26b0c9dfee9971f70dc1fe0f33dcf61dce89b46988e6e5817aebf0ae4551eb1cb35832bcb518cd2c1e55a98f0a44317c220c844d080ff7fea1945c1f

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

                                              Filesize

                                              103KB

                                              MD5

                                              d7d691a0ed5403ce00989a98d972921d

                                              SHA1

                                              dfbaa50f227270b1e3f77eea26d5c5e4c8dd7145

                                              SHA256

                                              6988f7cd3b38ed73fc9475b58db0749a349f94f2fc7b05256d85e7bbb970394a

                                              SHA512

                                              96c60f4b74034834ddbf8e61a0947df88f78ae4b136162b112deb7469494abd6bf69a95265961999e3765c227a7a04a48e61850c8964900628695659625e76ee

                                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\persisted_first_party_sets.json

                                              Filesize

                                              2B

                                              MD5

                                              99914b932bd37a50b983c5e7c90ae93b

                                              SHA1

                                              bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                                              SHA256

                                              44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                                              SHA512

                                              27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd

                                            • C:\Users\Admin\Downloads\Reader_Install_Setup.exe

                                              Filesize

                                              1.4MB

                                              MD5

                                              de3a5611ef7e1d852eec6710922fb439

                                              SHA1

                                              c27fabacd332ae18e55e52300f136ed755c99d63

                                              SHA256

                                              eeb363da3c8a04c8d9ac767a98795499efb5f72d4d907ac8a990990bf16fa526

                                              SHA512

                                              e49252af96a4be2a0da2fc147e3b22a7b653705c061615cda9356f7757cc260d928469524fe4d68bc616df86b34670a4060069b4d3c31dece970d099391bf363

                                            • C:\Users\Admin\Downloads\Reader_Install_Setup.exe

                                              Filesize

                                              1.4MB

                                              MD5

                                              de3a5611ef7e1d852eec6710922fb439

                                              SHA1

                                              c27fabacd332ae18e55e52300f136ed755c99d63

                                              SHA256

                                              eeb363da3c8a04c8d9ac767a98795499efb5f72d4d907ac8a990990bf16fa526

                                              SHA512

                                              e49252af96a4be2a0da2fc147e3b22a7b653705c061615cda9356f7757cc260d928469524fe4d68bc616df86b34670a4060069b4d3c31dece970d099391bf363

                                            • C:\Users\Admin\Downloads\Reader_Install_Setup.exe

                                              Filesize

                                              1.4MB

                                              MD5

                                              de3a5611ef7e1d852eec6710922fb439

                                              SHA1

                                              c27fabacd332ae18e55e52300f136ed755c99d63

                                              SHA256

                                              eeb363da3c8a04c8d9ac767a98795499efb5f72d4d907ac8a990990bf16fa526

                                              SHA512

                                              e49252af96a4be2a0da2fc147e3b22a7b653705c061615cda9356f7757cc260d928469524fe4d68bc616df86b34670a4060069b4d3c31dece970d099391bf363

                                            • memory/644-251-0x0000000000E50000-0x0000000001295000-memory.dmp

                                              Filesize

                                              4.3MB

                                            • memory/644-261-0x0000000000E50000-0x0000000001295000-memory.dmp

                                              Filesize

                                              4.3MB