Analysis

  • max time kernel
    122s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-02-2025 09:48

General

  • Target

    d77a1b1a6a46b198154e0409414f93c3544c90d7f528650076d7c0f395783021.exe

  • Size

    65KB

  • MD5

    d93a44d166c4837c1b2caad01f1ad4a8

  • SHA1

    72ed430936a755538fd8c617f06fb54c5b80093e

  • SHA256

    d77a1b1a6a46b198154e0409414f93c3544c90d7f528650076d7c0f395783021

  • SHA512

    8f1179320e2e2582c4afa153ea43b6cb3bfdd41c8c37d8d274fc87b25bba8ff9990208b6246e8c7822aa38936cd1264e0ed0b32a64bd5e5db41d8a7d57fbdd9e

  • SSDEEP

    1536:N7iKs0+lCF+/mW0kazwxTnNWG9MUxARQogQj4:N7a0QJ/mObxrNWG22ARm

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 3 TTPs 3 IoCs
  • Sality

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

  • Sality family
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • 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.

  • UPX packed file 38 IoCs

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

  • Drops file in Program Files directory 11 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:792
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:376
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2940
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2988
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2208
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3448
                  • C:\Users\Admin\AppData\Local\Temp\d77a1b1a6a46b198154e0409414f93c3544c90d7f528650076d7c0f395783021.exe
                    "C:\Users\Admin\AppData\Local\Temp\d77a1b1a6a46b198154e0409414f93c3544c90d7f528650076d7c0f395783021.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
                    • System Location Discovery: System Language Discovery
                    • Modifies registry class
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:3328
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3588
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3784
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3912
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3972
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4060
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:700
                            • 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:4272
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3320
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:4752
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:1520
                                    • C:\Windows\system32\BackgroundTaskHost.exe
                                      "C:\Windows\system32\BackgroundTaskHost.exe" -ServerName:BackgroundTaskHost.WebAccountProvider
                                      1⤵
                                        PID:3520
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:1604
                                        • C:\Windows\System32\RuntimeBroker.exe
                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                          1⤵
                                            PID:4128

                                          Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

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                                          Downloads

                                          • F:\ujyog.exe

                                            Filesize

                                            97KB

                                            MD5

                                            fa438bdca3c77930256ab6e7e5ebb919

                                            SHA1

                                            1d4d661d57d6228a1f2cf34c1ed6bd85b5068ca6

                                            SHA256

                                            fd107e4694cc7d97178832bf7ab4e9a2124f1bf3d89abb407ceebf1eef8660a5

                                            SHA512

                                            d2a34f5d8756f22eb38ede813e36d1f089a1f8cad3e4afda5a9560bfce2005b385ec4d77fe80cdf809424a501d1c1beb62327d79e1835c2ba66b604e1a65c5f5

                                          • memory/3328-29-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-8-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-6-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-0-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/3328-13-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-14-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-20-0x00000000049D0000-0x00000000049D2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/3328-19-0x00000000049D0000-0x00000000049D2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/3328-16-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-18-0x0000000004B20000-0x0000000004B21000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/3328-28-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-15-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-31-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-4-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-21-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-22-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-23-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-25-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-24-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-27-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-17-0x00000000049D0000-0x00000000049D2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/3328-3-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-5-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-32-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-34-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-35-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-38-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-41-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-43-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-45-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-46-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-49-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-51-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-53-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-55-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-57-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-60-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-66-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-68-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-71-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-72-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-76-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-1-0x00000000007C0000-0x000000000187A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3328-85-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB