Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/02/2024, 21:36

General

  • Target

    808f3bf017a4aabc93fc4079a7ec76164d3d1c1db6d06b6cf741323649d4c534.exe

  • Size

    185KB

  • MD5

    f92de49a96b1bde10d1442ebbc5cf47d

  • SHA1

    90ae669123d835cb79c5a964638efb9cfb58db47

  • SHA256

    808f3bf017a4aabc93fc4079a7ec76164d3d1c1db6d06b6cf741323649d4c534

  • SHA512

    b641e55fd4d69d46a15bcf69a63d990f508fe0f82cfd785383a03184c47eac5b13a01b54b6071dc21b701dc6b788cb5dadf5e4c2cdc3d3703993c801ebd8ca1f

  • SSDEEP

    3072:rajIMvS5ujzAYWjtAed6TC+cweppRKWyXZEv5HZfKvkTRUsVnAiB0eyk390CO:rAr6ojE1iWRcZEvrfKuUsbCkN0CO

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

Signatures

  • Modifies firewall policy service 2 TTPs 3 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • UPX packed file 11 IoCs

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

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:772
    • C:\Windows\system32\dwm.exe
      "dwm.exe"
      1⤵
        PID:60
      • C:\Windows\system32\fontdrvhost.exe
        "fontdrvhost.exe"
        1⤵
          PID:776
        • C:\Windows\system32\taskhostw.exe
          taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
          1⤵
            PID:3124
          • C:\Windows\System32\RuntimeBroker.exe
            C:\Windows\System32\RuntimeBroker.exe -Embedding
            1⤵
              PID:3888
            • C:\Windows\System32\RuntimeBroker.exe
              C:\Windows\System32\RuntimeBroker.exe -Embedding
              1⤵
                PID:4968
              • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
                "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
                1⤵
                  PID:3240
                • C:\Windows\System32\RuntimeBroker.exe
                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                  1⤵
                    PID:3660
                  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                    1⤵
                      PID:3976
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3824
                      • C:\Windows\system32\DllHost.exe
                        C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                        1⤵
                          PID:3736
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                          1⤵
                            PID:3540
                          • C:\Windows\Explorer.EXE
                            C:\Windows\Explorer.EXE
                            1⤵
                              PID:3420
                              • C:\Users\Admin\AppData\Local\Temp\808f3bf017a4aabc93fc4079a7ec76164d3d1c1db6d06b6cf741323649d4c534.exe
                                "C:\Users\Admin\AppData\Local\Temp\808f3bf017a4aabc93fc4079a7ec76164d3d1c1db6d06b6cf741323649d4c534.exe"
                                2⤵
                                • Modifies firewall policy service
                                • UAC bypass
                                • Windows security bypass
                                • Windows security modification
                                • Checks whether UAC is enabled
                                • Drops file in Windows directory
                                • Suspicious behavior: EnumeratesProcesses
                                • Suspicious use of AdjustPrivilegeToken
                                • Suspicious use of WriteProcessMemory
                                • System policy modification
                                PID:5044
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://www.douyin.com/?ug_source=yd_tbbg
                                  3⤵
                                  • Enumerates system info in registry
                                  • Suspicious behavior: EnumeratesProcesses
                                  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
                                  • Suspicious use of FindShellTrayWindow
                                  • Suspicious use of SendNotifyMessage
                                  • Suspicious use of WriteProcessMemory
                                  PID:3004
                                  • 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=2052,8278031217745989142,4737837504143990621,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2116 /prefetch:3
                                    4⤵
                                    • Suspicious behavior: EnumeratesProcesses
                                    PID:4400
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2052,8278031217745989142,4737837504143990621,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2064 /prefetch:2
                                    4⤵
                                      PID:2064
                                    • 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=2052,8278031217745989142,4737837504143990621,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2840 /prefetch:8
                                      4⤵
                                        PID:2480
                                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2052,8278031217745989142,4737837504143990621,131072 --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=3440 /prefetch:1
                                        4⤵
                                          PID:3320
                                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2052,8278031217745989142,4737837504143990621,131072 --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=3408 /prefetch:1
                                          4⤵
                                            PID:4660
                                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2052,8278031217745989142,4737837504143990621,131072 --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=1844 /prefetch:2
                                            4⤵
                                            • Suspicious behavior: EnumeratesProcesses
                                            PID:4724
                                    • C:\Windows\system32\svchost.exe
                                      C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                      1⤵
                                        PID:2124
                                      • C:\Windows\system32\sihost.exe
                                        sihost.exe
                                        1⤵
                                          PID:768
                                        • 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,0x100,0x104,0xd8,0x108,0x7ff8534046f8,0x7ff853404708,0x7ff853404718
                                          1⤵
                                            PID:3392
                                          • C:\Windows\System32\CompPkgSrv.exe
                                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                                            1⤵
                                              PID:3876
                                            • C:\Windows\System32\CompPkgSrv.exe
                                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                                              1⤵
                                                PID:828

                                              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

                                                      5e77545b7e1c504b2f5ce7c5cc2ce1fe

                                                      SHA1

                                                      d81a6af13cf31fa410b85471e4509124ebeaff7e

                                                      SHA256

                                                      cbb617cd6cde793f367df016b200d35ce3c521ab901bbcb52928576bb180bc11

                                                      SHA512

                                                      cbc65c61334a8b18ece79acdb30a4af80aa9448c3edc3902b00eb48fd5038bf6013d1f3f6436c1bcb637e78c485ae8e352839ca3c9ddf7e45b3b82d23b0e6e37

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

                                                      Filesize

                                                      144B

                                                      MD5

                                                      717328623ddc399dbebdb6c9dae93784

                                                      SHA1

                                                      6d137b7b656d8f49332d0bceae1204e504ca0ce7

                                                      SHA256

                                                      342d93e500b8ddbb631cfb8bedb036f5b78439b1b3c57ff58dcae397f37906ef

                                                      SHA512

                                                      705236c5ceff43f7de55c5cf9b8645c09f8c99087b400531ce4a7a603460d441254796bce1178ad61215449f75d60969b7f940bcf17dcaf159dd3e1e859f8f63

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

                                                      Filesize

                                                      111B

                                                      MD5

                                                      807419ca9a4734feaf8d8563a003b048

                                                      SHA1

                                                      a723c7d60a65886ffa068711f1e900ccc85922a6

                                                      SHA256

                                                      aa10bf07b0d265bed28f2a475f3564d8ddb5e4d4ffee0ab6f3a0cc564907b631

                                                      SHA512

                                                      f10d496ae75db5ba412bd9f17bf0c7da7632db92a3fabf7f24071e40f5759c6a875ad8f3a72bad149da58b3da3b816077df125d0d9f3544adba68c66353d206c

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

                                                      Filesize

                                                      585B

                                                      MD5

                                                      4482fc709a1ebc93bd4db1a7af6b5fe8

                                                      SHA1

                                                      fa8977d7b7fed1bf78eadf4e126ed266e31359ce

                                                      SHA256

                                                      276a3e06fb3ae09de3b2f89b1160f622615a391e289c8b456ac08b3264337e9f

                                                      SHA512

                                                      a5ea0a42df57e74a1d6830cbf2144598f4c4b5e03cdc0fb1a7f8f924ea95121c0840bfdf59aa9cc1fa49370b9a8f3bcb4116cb80304bd3a6c75ace04268b1ece

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

                                                      Filesize

                                                      5KB

                                                      MD5

                                                      24c4642acd4c778e8258df929353a125

                                                      SHA1

                                                      b816790cb354ce8fe68cb0531bac03376297ac13

                                                      SHA256

                                                      b97d0ce220bc81610b8b48af42253358c640362fc3fae619ffe28b1afbc59d49

                                                      SHA512

                                                      ecd39de708841a506d36cb10a8fc1e342575b5ef58351da51dd66a29d980653c317755ddb69f5acd675784ba927b104966c388f6af9b419e13f223f1af6a9e55

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

                                                      Filesize

                                                      5KB

                                                      MD5

                                                      32b725d4d9947f5a9fd0ebfa77f17e08

                                                      SHA1

                                                      b2fca78fc37a5191485cccd27911aec9ea25055e

                                                      SHA256

                                                      884a7e1511068e27dcc23bf76c84b2ad4567c74c340c9a4a69df2796670e3498

                                                      SHA512

                                                      7d896968a52b6169097c835f012bb1c00b95c56b40ad3b4b5e1d30c8e96b9d9b9b34bb4b206701f9ac5113608f26d9f776db56c7c8d946c7fc480b8acbeb2af9

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

                                                      Filesize

                                                      24KB

                                                      MD5

                                                      6db2d2ceb22a030bd1caa72b32cfbf98

                                                      SHA1

                                                      fe50f35e60f88624a28b93b8a76be1377957618b

                                                      SHA256

                                                      7b22b0b16088ab7f7d6f938d7cfe9ae807856662ce3a63e7de6c8107186853e4

                                                      SHA512

                                                      d5a67a394003f559c98e1a1e9e31c2d473d04cc075b08bb0aab115ce42744da536895df2cec73fa54fc36f38d38e4906680cfacfbf4698ee925f1609fbb07912

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

                                                      Filesize

                                                      10KB

                                                      MD5

                                                      9c91c15def25533768ade47c23bc40f6

                                                      SHA1

                                                      9e3c46c031092cac77e2f99e9eae72322bb5bad5

                                                      SHA256

                                                      38aa2b56f30a6a50416d2832cd2ade97f2af48049665249a7313a33bacc2b51f

                                                      SHA512

                                                      54a2ff10591c3116b8d51abf7d954c348854335ccaec7f3c575b0a133c6cc3d0560887b80b31f52b3ef6275ba1f42172394c24cedba30d3b33a4f3133109b24a

                                                    • memory/5044-5-0x00000000039C0000-0x00000000039C2000-memory.dmp

                                                      Filesize

                                                      8KB

                                                    • memory/5044-10-0x00000000023B0000-0x000000000346A000-memory.dmp

                                                      Filesize

                                                      16.7MB

                                                    • memory/5044-19-0x00000000023B0000-0x000000000346A000-memory.dmp

                                                      Filesize

                                                      16.7MB

                                                    • memory/5044-20-0x00000000023B0000-0x000000000346A000-memory.dmp

                                                      Filesize

                                                      16.7MB

                                                    • memory/5044-16-0x00000000023B0000-0x000000000346A000-memory.dmp

                                                      Filesize

                                                      16.7MB

                                                    • memory/5044-21-0x00000000023B0000-0x000000000346A000-memory.dmp

                                                      Filesize

                                                      16.7MB

                                                    • memory/5044-27-0x00000000023B0000-0x000000000346A000-memory.dmp

                                                      Filesize

                                                      16.7MB

                                                    • memory/5044-34-0x00000000039C0000-0x00000000039C2000-memory.dmp

                                                      Filesize

                                                      8KB

                                                    • memory/5044-41-0x0000000000400000-0x0000000000430000-memory.dmp

                                                      Filesize

                                                      192KB

                                                    • memory/5044-17-0x00000000023B0000-0x000000000346A000-memory.dmp

                                                      Filesize

                                                      16.7MB

                                                    • memory/5044-6-0x00000000023B0000-0x000000000346A000-memory.dmp

                                                      Filesize

                                                      16.7MB

                                                    • memory/5044-0-0x0000000000400000-0x0000000000430000-memory.dmp

                                                      Filesize

                                                      192KB

                                                    • memory/5044-7-0x00000000039B0000-0x00000000039B1000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/5044-9-0x00000000039C0000-0x00000000039C2000-memory.dmp

                                                      Filesize

                                                      8KB

                                                    • memory/5044-4-0x00000000023B0000-0x000000000346A000-memory.dmp

                                                      Filesize

                                                      16.7MB

                                                    • memory/5044-3-0x00000000023B0000-0x000000000346A000-memory.dmp

                                                      Filesize

                                                      16.7MB

                                                    • memory/5044-1-0x00000000023B0000-0x000000000346A000-memory.dmp

                                                      Filesize

                                                      16.7MB