Analysis

  • max time kernel
    1799s
  • max time network
    1702s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-08-2024 16:33

General

  • Target

    mytes0day0-x86_64.exe

  • Size

    16.2MB

  • MD5

    8b2b4f868dc2654750a53c3219c340e1

  • SHA1

    5f6675d85b934331e609190e81c733bc974b46ff

  • SHA256

    9501b55e5702e70a75471d87204f487c1a3655b9f5c0114d8b3c3be0bb2da22d

  • SHA512

    43f2d7499344419a29905516594f7af4b2e5c43e2c50eb70d07637623781c3f6c4d25f8c68bddc049691d1b4d6465eb9321fe7cc77e59e59b091a27799491e41

  • SSDEEP

    393216:h3z43TvbXUunE3zxqqi2b1k6TNPa5Lg88:Jdzxqqiqg5Ub

Score
6/10

Malware Config

Signatures

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Drops file in System32 directory 57 IoCs
  • Drops file in Windows directory 1 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
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 16 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\mytes0day0-x86_64.exe
    "C:\Users\Admin\AppData\Local\Temp\mytes0day0-x86_64.exe"
    1⤵
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:4504
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://discord.gg/0day
      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:4256
      • 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=0xfc,0x100,0x104,0xd8,0x108,0x7ffbd42446f8,0x7ffbd4244708,0x7ffbd4244718
        3⤵
          PID:3636
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2156,3640308814016563431,8705925832545112536,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2168 /prefetch:2
          3⤵
            PID:3024
          • 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=2156,3640308814016563431,8705925832545112536,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2220 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:3992
          • 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=2156,3640308814016563431,8705925832545112536,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2652 /prefetch:8
            3⤵
              PID:2416
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,3640308814016563431,8705925832545112536,131072 --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=3296 /prefetch:1
              3⤵
                PID:4188
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,3640308814016563431,8705925832545112536,131072 --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=3304 /prefetch:1
                3⤵
                  PID:4560
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,3640308814016563431,8705925832545112536,131072 --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=4316 /prefetch:1
                  3⤵
                    PID:2168
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=audio.mojom.AudioService --field-trial-handle=2156,3640308814016563431,8705925832545112536,131072 --lang=en-US --service-sandbox-type=audio --mojo-platform-channel-handle=4204 /prefetch:8
                    3⤵
                      PID:1500
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=video_capture.mojom.VideoCaptureService --field-trial-handle=2156,3640308814016563431,8705925832545112536,131072 --lang=en-US --service-sandbox-type=video_capture --mojo-platform-channel-handle=4448 /prefetch:8
                      3⤵
                      • Modifies registry class
                      • Suspicious behavior: EnumeratesProcesses
                      PID:4756
                    • 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=2156,3640308814016563431,8705925832545112536,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5772 /prefetch:8
                      3⤵
                        PID:2344
                      • 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=2156,3640308814016563431,8705925832545112536,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5772 /prefetch:8
                        3⤵
                        • Suspicious behavior: EnumeratesProcesses
                        PID:4592
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,3640308814016563431,8705925832545112536,131072 --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=5412 /prefetch:1
                        3⤵
                          PID:3480
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,3640308814016563431,8705925832545112536,131072 --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=5488 /prefetch:1
                          3⤵
                            PID:2052
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,3640308814016563431,8705925832545112536,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4356 /prefetch:1
                            3⤵
                              PID:976
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,3640308814016563431,8705925832545112536,131072 --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=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5964 /prefetch:1
                              3⤵
                                PID:1936
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2156,3640308814016563431,8705925832545112536,131072 --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=3744 /prefetch:2
                                3⤵
                                • Suspicious behavior: EnumeratesProcesses
                                PID:764
                          • C:\Windows\System32\CompPkgSrv.exe
                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                            1⤵
                              PID:756
                            • C:\Windows\System32\CompPkgSrv.exe
                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                              1⤵
                                PID:3308

                              Network

                              MITRE ATT&CK Matrix ATT&CK v13

                              Discovery

                              Browser Information Discovery

                              1
                              T1217

                              System Information Discovery

                              2
                              T1082

                              Query Registry

                              1
                              T1012

                              Command and Control

                              Web Service

                              1
                              T1102

                              Replay Monitor

                              Loading Replay Monitor...

                              Downloads

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

                                152B

                                MD5

                                ecf7ca53c80b5245e35839009d12f866

                                SHA1

                                a7af77cf31d410708ebd35a232a80bddfb0615bb

                                SHA256

                                882a513b71b26210ff251769b82b2c5d59a932f96d9ce606ca2fab6530a13687

                                SHA512

                                706722bd22ce27d854036b1b16e6a3cdb36284b66edc76238a79c2e11cee7d1307b121c898ad832eb1af73e4f08d991d64dc0bff529896ffb4ebe9b3dc381696

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

                                152B

                                MD5

                                4dd2754d1bea40445984d65abee82b21

                                SHA1

                                4b6a5658bae9a784a370a115fbb4a12e92bd3390

                                SHA256

                                183b8e82a0deaa83d04736553671cedb738adc909f483b3c5f822a0e6be7477d

                                SHA512

                                92d44ee372ad33f892b921efa6cabc78e91025e89f05a22830763217826fa98d51d55711f85c8970ac58abf9adc6c85cc40878032cd6d2589ab226cd099f99e1

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

                                456B

                                MD5

                                4a445279b94637e6233ffb1d0156c480

                                SHA1

                                ef11f294b4f71b7d368708feffb7becbb2b712c2

                                SHA256

                                1c01522c8263e633aff3d02c63b57ff83e6eeebf3516ed0fc81066a7e5380293

                                SHA512

                                6cc52bc2ff70bab9f3597e108de127c626379bd6ad04dd52b9e9c7afb009f99517ca0ee9445eef0a36ca8aaaa5262b44446c04760eb0b601815becae9c1ddf9e

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

                                323B

                                MD5

                                a5a1149047729a493b1a2a65063c39ba

                                SHA1

                                8f1f45cb0c0772dcd05795734cbf408636fb9fb9

                                SHA256

                                e0ef1f906ea2606c802310437fe799d93e073770ab6549060ee4b9c9c49f2006

                                SHA512

                                8ce257a087115e2d542657a2b4679d0c100ebdec76e3392cff1bbba133e129f2fcdbd73f9baab92e762bef47a2572d3dc8553fa3858d787d2a0b2bf8f05dc54e

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

                                6KB

                                MD5

                                ef2770d68d21937452a0fb643cf28558

                                SHA1

                                c54f8642827376135772e61e6225fb46756617d2

                                SHA256

                                85720d9f466e5c556a4354f719e5d7c4a2292284e09e727f1d7ba73223301777

                                SHA512

                                b65d42b48acf9ee69a0881908e8ad3c980df54f0b3130a0a2aa8055c0a611d05a6a27993ab1eaff2be48287901b423523710f36cae6dbd0120e19ea74113ec59

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

                                6KB

                                MD5

                                313d467b9c1832421f77865b92f4f81c

                                SHA1

                                f69762391c659bb7660ae0535957141d51324155

                                SHA256

                                0d8e4ed10bc283b7d422dff20f33c55c98d5c3f2bf1198334e11e9d394cc42f8

                                SHA512

                                d53c81ca867f68f6076a043e5d66f77491f14712f8f7c54ea9494aa15b032da7a055efa8299ab8dd28fe94991977a8c351da5458c9d2e333550e38622ec0aa5e

                              • 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

                                601981df2c1cb300eda850076195e6f7

                                SHA1

                                e930a009db1c705e5f90fc4a5f26511b55c78f41

                                SHA256

                                02521cf13ce595e6c3ed16e051455697f5d126e209b758dfd4bd5208645f4442

                                SHA512

                                b242e35e5249d77e354d507ca75c3f5adeaaa4a95123d70013878c958e004f2c584f5c80cfd5edd6f8d2f19372a4c163b13ed3eeb2b8232da2145aac640821b9

                              • \??\pipe\LOCAL\crashpad_4256_RQQBZDWLTNQJQAQL
                                MD5

                                d41d8cd98f00b204e9800998ecf8427e

                                SHA1

                                da39a3ee5e6b4b0d3255bfef95601890afd80709

                                SHA256

                                e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                SHA512

                                cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                              • memory/4504-25-0x000000000E770000-0x000000000E771000-memory.dmp
                                Filesize

                                4KB

                              • memory/4504-33-0x000000000E780000-0x000000000E781000-memory.dmp
                                Filesize

                                4KB

                              • memory/4504-31-0x000000000E780000-0x000000000E781000-memory.dmp
                                Filesize

                                4KB

                              • memory/4504-35-0x000000000E780000-0x000000000E781000-memory.dmp
                                Filesize

                                4KB

                              • memory/4504-16-0x000000000E720000-0x000000000E721000-memory.dmp
                                Filesize

                                4KB

                              • memory/4504-18-0x000000000E730000-0x000000000E731000-memory.dmp
                                Filesize

                                4KB

                              • memory/4504-20-0x000000000E740000-0x000000000E741000-memory.dmp
                                Filesize

                                4KB

                              • memory/4504-23-0x000000000E760000-0x000000000E761000-memory.dmp
                                Filesize

                                4KB

                              • memory/4504-29-0x000000000E770000-0x000000000E771000-memory.dmp
                                Filesize

                                4KB

                              • memory/4504-15-0x000000000E720000-0x000000000E721000-memory.dmp
                                Filesize

                                4KB