Analysis

  • max time kernel
    21s
  • max time network
    17s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20241023-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20241023-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    13-11-2024 00:44

General

  • Target

    message.pdf

  • Size

    85KB

  • MD5

    af86834df2102ae09744fca252b84258

  • SHA1

    a8ae16bbd29912bfa19786173386cb67ebdee181

  • SHA256

    3252ba667e20adc9f84921016179b0e2ef558ed690492b3a7f9bb0fc29676e5d

  • SHA512

    90909479976acbe4a5f5aa24dc538edb33692a8a5fbec55d4cf2f6b7e43480b3034f59d6b7c74f05ab6e73ee3f0968d98c5f26e564ff19aa681906e30622e432

  • SSDEEP

    1536:IdrmEyJTVVVVVVVVVVVVVOsbRnlhT1b/b/aqP4YaoH3AlOl9za//L9:SrmbxVVVVVVVVVVVVVZ5/xQYaoH3Aluo

Score
4/10

Malware Config

Signatures

  • Drops file in Program Files directory 2 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • 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 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of FindShellTrayWindow 9 IoCs
  • Suspicious use of SendNotifyMessage 8 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\message.pdf
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5036
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument C:\Users\Admin\AppData\Local\Temp\message.pdf
      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:4016
      • 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=0x124,0x128,0x12c,0x100,0x130,0x7ffe779a46f8,0x7ffe779a4708,0x7ffe779a4718
        3⤵
          PID:4528
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2148,6188909128872488937,14392546356688678405,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2164 /prefetch:2
          3⤵
            PID:2956
          • 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=2148,6188909128872488937,14392546356688678405,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2272 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:3052
          • 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=2148,6188909128872488937,14392546356688678405,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2824 /prefetch:8
            3⤵
              PID:1704
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,6188909128872488937,14392546356688678405,131072 --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=3340 /prefetch:1
              3⤵
                PID:1308
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,6188909128872488937,14392546356688678405,131072 --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=3368 /prefetch:1
                3⤵
                  PID:4028
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,6188909128872488937,14392546356688678405,131072 --lang=en-US --extension-process --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=4740 /prefetch:1
                  3⤵
                    PID:2576
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=ppapi --field-trial-handle=2148,6188909128872488937,14392546356688678405,131072 --lang=en-US --device-scale-factor=1 --ppapi-antialiased-text-enabled=1 --ppapi-subpixel-rendering-setting=1 --mojo-platform-channel-handle=5020 /prefetch:6
                    3⤵
                      PID:2848
                    • 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=2148,6188909128872488937,14392546356688678405,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5972 /prefetch:8
                      3⤵
                        PID:2324
                      • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --configure-user-settings --verbose-logging --system-level --msedge --force-configure-user-settings
                        3⤵
                        • Drops file in Program Files directory
                        PID:4100
                        • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --type=crashpad-handler /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\TEMP\MsEdgeCrashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x248,0x24c,0x250,0x224,0x254,0x7ff791495460,0x7ff791495470,0x7ff791495480
                          4⤵
                            PID:4988
                        • 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=2148,6188909128872488937,14392546356688678405,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5972 /prefetch:8
                          3⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:2292
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,6188909128872488937,14392546356688678405,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6180 /prefetch:1
                          3⤵
                            PID:4616
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,6188909128872488937,14392546356688678405,131072 --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=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6128 /prefetch:1
                            3⤵
                              PID:4148
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,6188909128872488937,14392546356688678405,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3532 /prefetch:1
                              3⤵
                                PID:1820
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,6188909128872488937,14392546356688678405,131072 --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=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3500 /prefetch:1
                                3⤵
                                  PID:5128
                            • C:\Windows\System32\CompPkgSrv.exe
                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                              1⤵
                                PID:3952
                              • C:\Windows\System32\CompPkgSrv.exe
                                C:\Windows\System32\CompPkgSrv.exe -Embedding
                                1⤵
                                  PID:1748

                                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

                                  b9fc751d5fa08ca574eba851a781b900

                                  SHA1

                                  963c71087bd9360fa4aa1f12e84128cd26597af4

                                  SHA256

                                  360b095e7721603c82e03afa392eb3c3df58e91a831195fc9683e528c2363bbb

                                  SHA512

                                  ecb8d509380f5e7fe96f14966a4d83305cd9a2292bf42dec349269f51176a293bda3273dfe5fba5a32a6209f411e28a7c2ab0d36454b75e155fc053974980757

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

                                  Filesize

                                  152B

                                  MD5

                                  d9a93ee5221bd6f61ae818935430ccac

                                  SHA1

                                  f35db7fca9a0204cefc2aef07558802de13f9424

                                  SHA256

                                  a756ec37aec7cd908ea1338159800fd302481acfddad3b1701c399a765b7c968

                                  SHA512

                                  b47250fdd1dd86ad16843c3df5bed88146c29279143e20f51af51f5a8d9481ae655db675ca31801e98ab1b82b01cb87ae3c83b6e68af3f7835d3cfa83100ad44

                                • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Edge Profile.ico

                                  Filesize

                                  70KB

                                  MD5

                                  e5e3377341056643b0494b6842c0b544

                                  SHA1

                                  d53fd8e256ec9d5cef8ef5387872e544a2df9108

                                  SHA256

                                  e23040951e464b53b84b11c3466bbd4707a009018819f9ad2a79d1b0b309bc25

                                  SHA512

                                  83f09e48d009a5cf83fa9aa8f28187f7f4202c84e2d0d6e5806c468f4a24b2478b73077381d2a21c89aa64884df3c56e8dc94eb4ad2d6a8085ac2feb1e26c2ef

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

                                  Filesize

                                  5KB

                                  MD5

                                  956902b51a8d8e0752ad68f5a355e3fe

                                  SHA1

                                  f385f1049d77320b6cceb4a57f877644771de35f

                                  SHA256

                                  ee022b420e7ccd9c062fd22f651d12e75db3c51250d5218122e7cbeaf1866bf3

                                  SHA512

                                  c31e8b8a49fb26d632d91227d509f86c92a052cc757b89c096d67cae94d555b79ccae4ce32b7cd5961ea5af1fa730af72e302fa98c307290d301650f94e04e8d

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

                                  Filesize

                                  4KB

                                  MD5

                                  008c94cf83d3e3fa97668ec0fad7576c

                                  SHA1

                                  0095fec7447e6c95dbae94eadfb3abc5ae36dd4d

                                  SHA256

                                  62ff241ca17a456a97dcad670a899cc69d245d04ddf8dba8a30f735f125fb3c4

                                  SHA512

                                  c19846f1f02efd1217fe1568a579fdfcbfaccb26e3193ebfbc67f3943d3ca42f5b8d29e7ae936cf6cf1aa0cc23a93c6d13f390d84328bdb13ada874008ae7812

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

                                  Filesize

                                  24KB

                                  MD5

                                  f9055ea0f42cb1609ff65d5be99750dc

                                  SHA1

                                  6f3a884d348e9f58271ddb0cdf4ee0e29becadd4

                                  SHA256

                                  1cacba6574ba8cc5278c387d6465ff72ef63df4c29cfbec5c76fbaf285d92348

                                  SHA512

                                  b1937bc9598d584a02c5c7ac42b96ed6121f16fe2de2623b74bb9b2ca3559fc7aff11464f83a9e9e3002a1c74d4bb0ee8136b0746a5773f8f12f857a7b2b3cb4

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

                                  Filesize

                                  24KB

                                  MD5

                                  d3412a01d4c3df1df43f94ecd14a889a

                                  SHA1

                                  2900a987c87791c4b64d80e9ce8c8bd26b679c2f

                                  SHA256

                                  dd1511db0f7bf3dc835c2588c1fdd1976b6977ad7babe06380c21c63540919be

                                  SHA512

                                  7d216a9db336322310d7a6191ebac7d80fd4fa084413d0474f42b6eff3feb1baf3e1fb24172ea8abcb67d577f4e3aea2bc68fdb112205fc7592a311a18952f7e

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

                                  Filesize

                                  16B

                                  MD5

                                  206702161f94c5cd39fadd03f4014d98

                                  SHA1

                                  bd8bfc144fb5326d21bd1531523d9fb50e1b600a

                                  SHA256

                                  1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167

                                  SHA512

                                  0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145

                                • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\shared_proto_db\MANIFEST-000001

                                  Filesize

                                  41B

                                  MD5

                                  5af87dfd673ba2115e2fcf5cfdb727ab

                                  SHA1

                                  d5b5bbf396dc291274584ef71f444f420b6056f1

                                  SHA256

                                  f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4

                                  SHA512

                                  de34583a7dbafe4dd0dc0601e8f6906b9bc6a00c56c9323561204f77abbc0dc9007c480ffe4092ff2f194d54616caf50aecbd4a1e9583cae0c76ad6dd7c2375b

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

                                  Filesize

                                  16B

                                  MD5

                                  46295cac801e5d4857d09837238a6394

                                  SHA1

                                  44e0fa1b517dbf802b18faf0785eeea6ac51594b

                                  SHA256

                                  0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

                                  SHA512

                                  8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

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

                                  Filesize

                                  8KB

                                  MD5

                                  8d72e88bcc9875508eff09cb1581b0b6

                                  SHA1

                                  bd125f3ad529e312a9821a8650bdc1fe17114509

                                  SHA256

                                  0a9e3921a3c67740baafb58309d70275abf17a2df18c0e28636b86ac44c43cef

                                  SHA512

                                  a84b269e56079bf76d896305c24de78da8a0c13de5f35c9e2d54219c7b350050f9ce7684ac9ba167538a38c83a008db0c865767d377e4808d9530ec6ba6bf25e

                                • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\ccba5a5986c77e43.customDestinations-ms

                                  Filesize

                                  3KB

                                  MD5

                                  47e1bcbb2a4d3a591757fba8d2fb2cee

                                  SHA1

                                  f5bdf6c42b9463a4c7c85d7e9fec583fed19731f

                                  SHA256

                                  b34d5b9591210908514e89c322666c6c418d3aa8eea9233e626a33eb3110951d

                                  SHA512

                                  fba9664a9d0244810978a750cd284dad9da63a0a20b122c09e96ccebdef273118abdfed7c99225c3732ae9f05acc944a5ddcb976242c7fb6c7795d3df2745837

                                • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\ccba5a5986c77e43.customDestinations-ms

                                  Filesize

                                  3KB

                                  MD5

                                  1ed6ad16dcdb4e0ba696af41a0a69b85

                                  SHA1

                                  fb823a4142d3dfabb6ee71ccb78c1bc228ee5963

                                  SHA256

                                  9896ec27ff71e44afede6e11e532a304afadfa7fd75a5afcbb3d041813c520e2

                                  SHA512

                                  054ba2cf871e29b05476a09b627c3c9cceb004b43e1cd0e3f8bf6c060fc2b961f0c2dc771058b6d9d048785e5353745676ea8750adf1ad58fa05268152336460