Analysis

  • max time kernel
    122s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/06/2024, 04:12

General

  • Target
    c949974bfeb46b2f7d52c1775741e9b4032339eb662db93d7111a306dfafe43f.exe
  • Size 97KB
  • Sample240612-esls9a1anb
  • SHA256 c949974bfeb46b2f7d52c1775741e9b4032339eb662db93d7111a306dfafe43f
  • MD5 SHA1 SHA512 SSDEEP

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
  • Detects executables packed with Sality Polymorphic Code Generator or Simple Poly Engine or Sality 41 IoCs
  • UPX dump on OEP (original entry point) 42 IoCs
  • UPX packed file 41 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 13 IoCs
  • Drops file in Windows directory 2 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:800
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:796
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
          1⤵
            PID:2996
          • C:\Windows\system32\sihost.exe
            sihost.exe
            1⤵
              PID:3012
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:688
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3464
                  • C:\Users\Admin\AppData\Local\Temp\c949974bfeb46b2f7d52c1775741e9b4032339eb662db93d7111a306dfafe43f.exe
                    "C:\Users\Admin\AppData\Local\Temp\c949974bfeb46b2f7d52c1775741e9b4032339eb662db93d7111a306dfafe43f.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:1784
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3580
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3764
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3856
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3956
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4048
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3680
                            • 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:3684
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --no-startup-window
                                1⤵
                                  PID:960
                                  • 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=125.0.6422.142 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=125.0.2535.92 --initial-client-data=0x23c,0x240,0x244,0x238,0x278,0x7ff8e8c64ef8,0x7ff8e8c64f04,0x7ff8e8c64f10
                                    2⤵
                                      PID:876
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=2328,i,1236064252342462940,13180713657498721890,262144 --variations-seed-version --mojo-platform-channel-handle=2324 /prefetch:2
                                      2⤵
                                        PID:3436
                                      • 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 --field-trial-handle=1856,i,1236064252342462940,13180713657498721890,262144 --variations-seed-version --mojo-platform-channel-handle=2620 /prefetch:3
                                        2⤵
                                          PID:3520
                                        • 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 --field-trial-handle=2356,i,1236064252342462940,13180713657498721890,262144 --variations-seed-version --mojo-platform-channel-handle=2748 /prefetch:8
                                          2⤵
                                            PID:4792
                                          • 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 --field-trial-handle=1284,i,1236064252342462940,13180713657498721890,262144 --variations-seed-version --mojo-platform-channel-handle=4324 /prefetch:8
                                            2⤵
                                              PID:4272
                                          • C:\Windows\System32\RuntimeBroker.exe
                                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                                            1⤵
                                              PID:540
                                            • C:\Windows\system32\backgroundTaskHost.exe
                                              "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                              1⤵
                                                PID:3400
                                              • C:\Windows\system32\backgroundTaskHost.exe
                                                "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                                1⤵
                                                  PID:5080
                                                • C:\Windows\System32\RuntimeBroker.exe
                                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                                  1⤵
                                                    PID:3604
                                                  • C:\Windows\System32\RuntimeBroker.exe
                                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                                    1⤵
                                                      PID:5064

                                                    Network

                                                          MITRE ATT&CK Enterprise v15

                                                          Replay Monitor

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                                                          Downloads

                                                          nuhtv.pif

                                                          • Path F:\nuhtv.pif
                                                          • Size 97KB
                                                          • SHA256 620da58503edf692096111c83549a11cf63eb3d5c51a1e1e2dfd5507d0d94512
                                                          • MD5 SHA1 SHA512 SSDEEP

                                                          memory/1784-32-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-5-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-10-0x0000000003EE0000-0x0000000003EE2000-memory.dmp

                                                          memory/1784-8-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-7-0x00000000043D0000-0x00000000043D1000-memory.dmp

                                                          memory/1784-6-0x0000000003EE0000-0x0000000003EE2000-memory.dmp

                                                          memory/1784-9-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-16-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-18-0x0000000003EE0000-0x0000000003EE2000-memory.dmp

                                                          memory/1784-19-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-20-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-17-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-0-0x0000000000400000-0x0000000000412000-memory.dmp

                                                          memory/1784-4-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-21-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-22-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-23-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-24-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-25-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-26-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-28-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-29-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-2-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-31-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-48-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-35-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-36-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-39-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-41-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-44-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-45-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-33-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-50-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-49-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-52-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-54-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-56-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-57-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-58-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-64-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-65-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-67-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-71-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-72-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-76-0x00000000007B0000-0x000000000186A000-memory.dmp

                                                          memory/1784-77-0x0000000003EE0000-0x0000000003EE2000-memory.dmp

                                                          memory/1784-1-0x00000000007B0000-0x000000000186A000-memory.dmp