Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/10/2023, 05:40

General

  • Target

    ɼ/application/WechatDownload.exe

  • Size

    2.8MB

  • MD5

    409ea08b9476c432eca16322d84b83a3

  • SHA1

    5fe40f5d80a411fa230406bae79429f01e3a1b53

  • SHA256

    2abb7ba2d2af2d382993589fc7a032240abf04de33dea32f0affa240865c8c9a

  • SHA512

    6869ab8ac2909f7dcecf951867cf58bb8ad4ba6a0ae7fd979767c5fb7a1987703f2902a61adeb0000409b698722891cf7be7c32859172743622bd164c94eefaf

  • SSDEEP

    49152:3Y5Wa90q29v0MlNXhM/av/bRsVNNL0237sjOr+k96HloClPqsQ0w:3YINX9PRMo/birNL02L+k98loClPI

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ɼ\application\WechatDownload.exe
    "C:\Users\Admin\AppData\Local\Temp\ɼ\application\WechatDownload.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3616
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://i.ijrou.com/?
      2⤵
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:32
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x100,0x104,0x108,0xdc,0x10c,0x7fff6d6a46f8,0x7fff6d6a4708,0x7fff6d6a4718
        3⤵
          PID:416
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2180,12197659974802034344,18287471980160191551,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2244 /prefetch:3
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:4884
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2180,12197659974802034344,18287471980160191551,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2192 /prefetch:2
          3⤵
            PID:4348
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2180,12197659974802034344,18287471980160191551,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2680 /prefetch:8
            3⤵
              PID:4464
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2180,12197659974802034344,18287471980160191551,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3236 /prefetch:1
              3⤵
                PID:4584
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2180,12197659974802034344,18287471980160191551,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3244 /prefetch:1
                3⤵
                  PID:1928
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2180,12197659974802034344,18287471980160191551,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5020 /prefetch:1
                  3⤵
                    PID:4496
                  • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2180,12197659974802034344,18287471980160191551,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5204 /prefetch:8
                    3⤵
                      PID:2488
                    • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2180,12197659974802034344,18287471980160191551,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5204 /prefetch:8
                      3⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:1148
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2180,12197659974802034344,18287471980160191551,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5324 /prefetch:1
                      3⤵
                        PID:212
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2180,12197659974802034344,18287471980160191551,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5316 /prefetch:1
                        3⤵
                          PID:180
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2180,12197659974802034344,18287471980160191551,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5624 /prefetch:1
                          3⤵
                            PID:4716
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2180,12197659974802034344,18287471980160191551,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5656 /prefetch:1
                            3⤵
                              PID:3388
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2180,12197659974802034344,18287471980160191551,131072 --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=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=4784 /prefetch:2
                              3⤵
                              • Suspicious behavior: EnumeratesProcesses
                              PID:4492
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:2356
                          • C:\Windows\System32\CompPkgSrv.exe
                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                            1⤵
                              PID:3592

                            Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

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                            Downloads

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                              Filesize

                              152B

                              MD5

                              db9dbef3f8b1f616429f605c1ebca2f0

                              SHA1

                              ffba76f0836c024828d4ff1982cc4240c41a8f16

                              SHA256

                              3e0297327872058355ac041a5e0fc83ed017faee0f6c0105b44bb3e5399a93a1

                              SHA512

                              4eedc387fe304f27f9d52ff5d71461c7f22147f7a8c18b8e7982acb76515528a36486a567451daafe093f9563b133c6799f2ad046e04256ccb46c83eb99e86c5

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

                              Filesize

                              96B

                              MD5

                              2dd32c0b14d726be7e4ca8600dc8b7fe

                              SHA1

                              fe02efc2428f8ea3d7054ef39f1e5311353cc9c8

                              SHA256

                              b9f89757748530a21124c0bea667708cba9837a66e8d360aa54a09ba64e6d19b

                              SHA512

                              f92e10e448cb622a626cf4254081df13dfcdc7cf699cdf931d781e0d1ec754eab9ebea36585a5243a2f643ea31df3ad60ea8e00d52eec63dcb02053c0fae8b4c

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State

                              Filesize

                              804B

                              MD5

                              481461ece918c61917d51f3273a817e7

                              SHA1

                              5b56a4e83e06ca7c1ab2542581dbc05318dceb42

                              SHA256

                              cd6596e4bd5d32c7c063a55a29afe96fee687ea0e4527a277ebf89277019fd68

                              SHA512

                              3e7e3a559f92364b9ab24317850298a18816a044c5a0ac76dc38c8d6f2273242d87fcd1dd045009df4d91b7fd9573d1d8c059317ee5469cda69db0cd45935f0b

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State

                              Filesize

                              111B

                              MD5

                              285252a2f6327d41eab203dc2f402c67

                              SHA1

                              acedb7ba5fbc3ce914a8bf386a6f72ca7baa33c6

                              SHA256

                              5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026

                              SHA512

                              11ce7cb484fee66894e63c31db0d6b7ef66ad0327d4e7e2eb85f3bcc2e836a3a522c68d681e84542e471e54f765e091efe1ee4065641b0299b15613eb32dcc0d

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                              Filesize

                              6KB

                              MD5

                              ff06d729b5c3110536a898bc8a4d1820

                              SHA1

                              711261ba7fc00015fc87a5d3c51754e47ff4f669

                              SHA256

                              b1a8b7faca3e10ff8916dab6d3a1632ff96ec059d4577da8884753807db4b82c

                              SHA512

                              f54e13055260bd93b06925adba6e0c556e434d8e0936c333d0a3d35585901a3909dc264f6d6c7e10cbca5eb0e12ab8055511a4a34ab550da07464e0e6d12915c

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences

                              Filesize

                              24KB

                              MD5

                              6dcb90ba1ba8e06c1d4f27ec78f6911a

                              SHA1

                              71e7834c7952aeb9f1aa6eb88e1959a1ae4985d9

                              SHA256

                              30d89e5026668c5a58bef231930a8bfb27ca099b24399a2615b210210d418416

                              SHA512

                              dc31807eaeb5221ac60d598035ca3ccab1dbeecc95caaff5e1f5a2a89ba1c83ef0a708ee0b8ed05b588ea5d50e360032a534356f84c89d3791df91d419daeff9

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\cfc88631-0c13-4074-bd47-475044730261.tmp

                              Filesize

                              5KB

                              MD5

                              b3fcd7f1cca0f0e04a951d7d0e613587

                              SHA1

                              668d72b730493cf8064e4507b497d6dfdb8af226

                              SHA256

                              e14e60067e88ebd134a95676c9cf7b939de91c872981bc73e42aca1d00ff80da

                              SHA512

                              59075f43b7071f2d934cae0a4d464d193232aaa639e9803599a52c475922237ff88df425b081ad105e82c1f73f92befaa99760f6cd8d094a6ad8f5fa464d09cf

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

                              Filesize

                              16B

                              MD5

                              6752a1d65b201c13b62ea44016eb221f

                              SHA1

                              58ecf154d01a62233ed7fb494ace3c3d4ffce08b

                              SHA256

                              0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

                              SHA512

                              9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

                              Filesize

                              10KB

                              MD5

                              2459a007023421d4e561e0d5899ccc1e

                              SHA1

                              e9e411d955250c6fe4c950bd3d5ef8ad4d6ee931

                              SHA256

                              7c874c359302b5b3b66951b043af31b9fa9806eb239fe8242c30464ce4beb06f

                              SHA512

                              ba5630d74f5cc08f579da373861ab9f887858655892fa0a219cfc95cfb309c431724729666ce5a529bdc817392eafd19af9ded26727433b6ef2b7c7510c765c4

                            • memory/3616-57-0x0000020076380000-0x0000020076390000-memory.dmp

                              Filesize

                              64KB

                            • memory/3616-63-0x0000020076380000-0x0000020076390000-memory.dmp

                              Filesize

                              64KB

                            • memory/3616-7-0x0000020079D40000-0x0000020079D4A000-memory.dmp

                              Filesize

                              40KB

                            • memory/3616-47-0x00007FFF73BB0000-0x00007FFF74671000-memory.dmp

                              Filesize

                              10.8MB

                            • memory/3616-6-0x0000020076380000-0x0000020076390000-memory.dmp

                              Filesize

                              64KB

                            • memory/3616-9-0x0000020076D90000-0x0000020076DB2000-memory.dmp

                              Filesize

                              136KB

                            • memory/3616-62-0x0000020076380000-0x0000020076390000-memory.dmp

                              Filesize

                              64KB

                            • memory/3616-8-0x0000020076DF0000-0x0000020076EA0000-memory.dmp

                              Filesize

                              704KB

                            • memory/3616-0-0x0000020073B70000-0x0000020073E3C000-memory.dmp

                              Filesize

                              2.8MB

                            • memory/3616-5-0x0000020076380000-0x0000020076390000-memory.dmp

                              Filesize

                              64KB

                            • memory/3616-4-0x00000200773F0000-0x000002007763A000-memory.dmp

                              Filesize

                              2.3MB

                            • memory/3616-3-0x0000020077160000-0x00000200771F0000-memory.dmp

                              Filesize

                              576KB

                            • memory/3616-2-0x0000020076380000-0x0000020076390000-memory.dmp

                              Filesize

                              64KB

                            • memory/3616-1-0x00007FFF73BB0000-0x00007FFF74671000-memory.dmp

                              Filesize

                              10.8MB