Analysis

  • max time kernel
    128s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/02/2024, 12:32

General

  • Target

    ae85c7fc08d0010351e65e6f9d07f989.exe

  • Size

    100KB

  • MD5

    ae85c7fc08d0010351e65e6f9d07f989

  • SHA1

    a209c0e32c8f9886ad149c7896a6232ecf1bccef

  • SHA256

    27a687210fd76174f5adc615e7ff89247a9ec5fbc510d8721d51d6810ca21679

  • SHA512

    e334b04e7b7c2a53f7693f8d8509b3eebdea5cd7a9ac04f5712a2f5e59cd3dffc1398cbc42734f86da9a499f24f500c0450283a281cd79a6afa5407bdbc1a698

  • SSDEEP

    3072:PQpSMPOCn0QgWZWa0XZK7qpKc5uQ2GjYdUGx:opqC6qqp55/cdUO

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

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

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
  • Executes dropped EXE 1 IoCs
  • UPX packed file 40 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
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in Program Files directory 12 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:788
    • C:\Windows\system32\dwm.exe
      "dwm.exe"
      1⤵
        PID:408
      • C:\Windows\System32\RuntimeBroker.exe
        C:\Windows\System32\RuntimeBroker.exe -Embedding
        1⤵
          PID:3936
        • C:\Windows\system32\backgroundTaskHost.exe
          "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
          1⤵
            PID:1420
          • C:\Windows\system32\backgroundTaskHost.exe
            "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
            1⤵
              PID:1724
            • C:\Windows\system32\backgroundTaskHost.exe
              "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppX53ypgrj20bgndg05hj3tc7z654myszwp.mca
              1⤵
                PID:2036
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --no-appcompat-clear --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=12 --mojo-platform-channel-handle=5612 --field-trial-handle=2256,i,6670388345726423024,18382795228658886258,262144 --variations-seed-version /prefetch:1
                1⤵
                  PID:3200
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --instant-process --no-appcompat-clear --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=11 --mojo-platform-channel-handle=5364 --field-trial-handle=2256,i,6670388345726423024,18382795228658886258,262144 --variations-seed-version /prefetch:1
                  1⤵
                    PID:4832
                  • 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 --lang=en-US --service-sandbox-type=service --no-appcompat-clear --mojo-platform-channel-handle=3364 --field-trial-handle=2256,i,6670388345726423024,18382795228658886258,262144 --variations-seed-version /prefetch:8
                    1⤵
                      PID:4556
                    • 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 --lang=en-US --service-sandbox-type=none --no-appcompat-clear --mojo-platform-channel-handle=3252 --field-trial-handle=2256,i,6670388345726423024,18382795228658886258,262144 --variations-seed-version /prefetch:3
                      1⤵
                        PID:2624
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=2244 --field-trial-handle=2256,i,6670388345726423024,18382795228658886258,262144 --variations-seed-version /prefetch:2
                        1⤵
                          PID:2100
                        • 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:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=122.0.6261.70 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=122.0.2365.52 --initial-client-data=0x238,0x23c,0x240,0x234,0x2b4,0x7ff9732e2e98,0x7ff9732e2ea4,0x7ff9732e2eb0
                          1⤵
                            PID:2576
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --no-startup-window
                            1⤵
                              PID:3112
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3208 --field-trial-handle=2256,i,6670388345726423024,18382795228658886258,262144 --variations-seed-version /prefetch:8
                                2⤵
                                • Executes dropped EXE
                                PID:2400
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:652
                              • 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:3156
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:2364
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:4104
                                    • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                                      "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                                      1⤵
                                        PID:4036
                                      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                                        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                                        1⤵
                                          PID:3832
                                        • C:\Windows\system32\DllHost.exe
                                          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                          1⤵
                                            PID:3724
                                          • C:\Windows\system32\svchost.exe
                                            C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                            1⤵
                                              PID:3512
                                            • C:\Windows\Explorer.EXE
                                              C:\Windows\Explorer.EXE
                                              1⤵
                                                PID:3356
                                                • C:\Users\Admin\AppData\Local\Temp\ae85c7fc08d0010351e65e6f9d07f989.exe
                                                  "C:\Users\Admin\AppData\Local\Temp\ae85c7fc08d0010351e65e6f9d07f989.exe"
                                                  2⤵
                                                  • Modifies firewall policy service
                                                  • UAC bypass
                                                  • Windows security bypass
                                                  • Windows security modification
                                                  • Checks whether UAC is enabled
                                                  • Enumerates connected drives
                                                  • Drops autorun.inf file
                                                  • Drops file in Program Files directory
                                                  • Drops file in Windows directory
                                                  • Modifies registry class
                                                  • Suspicious behavior: EnumeratesProcesses
                                                  • Suspicious use of AdjustPrivilegeToken
                                                  • Suspicious use of WriteProcessMemory
                                                  • System policy modification
                                                  PID:4868
                                              • C:\Windows\system32\taskhostw.exe
                                                taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                                1⤵
                                                  PID:2628
                                                • C:\Windows\system32\svchost.exe
                                                  C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                  1⤵
                                                    PID:2444
                                                  • C:\Windows\system32\sihost.exe
                                                    sihost.exe
                                                    1⤵
                                                      PID:2416
                                                    • C:\Windows\system32\fontdrvhost.exe
                                                      "fontdrvhost.exe"
                                                      1⤵
                                                        PID:796
                                                      • C:\Windows\System32\RuntimeBroker.exe
                                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                                        1⤵
                                                          PID:2856

                                                        Network

                                                              MITRE ATT&CK Enterprise v15

                                                              Replay Monitor

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                                                              Downloads

                                                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

                                                                Filesize

                                                                492KB

                                                                MD5

                                                                b6ca3fb4e640c09b9c3efd7a6ae0de41

                                                                SHA1

                                                                3296e8aee6236ab4554a99045d92adabfa876949

                                                                SHA256

                                                                db36290c4e502fcf4e24503b36047ba408a1b4b7e30aa865f99cd9deeddd908a

                                                                SHA512

                                                                b60ffc9811aeb1e627c8b6f828c44085034b38da2d1d18e22ac7c465d8531fbd4ad6bc2a8c2df3b525bab8f0753ab3363b386bc82ecb6cfd17046c4fadc47965

                                                              • C:\jmpo.exe

                                                                Filesize

                                                                100KB

                                                                MD5

                                                                f81121cb52155d60df40644af0b15d7c

                                                                SHA1

                                                                f81546e7e42732b10df50edfcfcc9941e9c33d7b

                                                                SHA256

                                                                d37acfeed2f28375b8f7a9eb88da7d551ab9fbbc5be389618445dae858ac13cf

                                                                SHA512

                                                                ea0a349926bb6ab48ab3bcdd0c28f92cf9a54d7ef4af341ac9c9414f2183d51595f086218fa1eef383b97282c71f20922ea0da6dc256db020fdeebcb4aef384e

                                                              • memory/4868-26-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-19-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-7-0x0000000000750000-0x0000000000752000-memory.dmp

                                                                Filesize

                                                                8KB

                                                              • memory/4868-8-0x0000000004230000-0x0000000004231000-memory.dmp

                                                                Filesize

                                                                4KB

                                                              • memory/4868-9-0x0000000000750000-0x0000000000752000-memory.dmp

                                                                Filesize

                                                                8KB

                                                              • memory/4868-6-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-10-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-11-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-12-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-13-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-14-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-15-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-16-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-35-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-18-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-33-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-21-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-22-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-23-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-25-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-0-0x0000000000400000-0x0000000000414000-memory.dmp

                                                                Filesize

                                                                80KB

                                                              • memory/4868-28-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-5-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-31-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-17-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-37-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-39-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-41-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-43-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-44-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-45-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-48-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-53-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-54-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-56-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-58-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-60-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-62-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-64-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-66-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-67-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-68-0x0000000000750000-0x0000000000752000-memory.dmp

                                                                Filesize

                                                                8KB

                                                              • memory/4868-69-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-4-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB

                                                              • memory/4868-2-0x0000000002300000-0x000000000338E000-memory.dmp

                                                                Filesize

                                                                16.6MB