Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2024 19:17

General

  • Target

    c8a32b2f10df86e80df4fc6ac78c88ff942d1b5f2059e506c9a7fe3b86dc6c56N.exe

  • Size

    1.2MB

  • MD5

    5197fcce49518e796e3ed4becccddd00

  • SHA1

    9a0952509dc1645449e7ed3e69d47313d5b4ed5f

  • SHA256

    c8a32b2f10df86e80df4fc6ac78c88ff942d1b5f2059e506c9a7fe3b86dc6c56

  • SHA512

    a8cca761706c9daec526955e8f752c68d825021cdf185d421f23d7bf53ffadaff42544819eb63ecb4450f858ca7a0e020a8e2974c2c2220e108585fbf4473a42

  • SSDEEP

    24576:GII2mRVMuLi/mDnICLJ4gxqBeC7/ATDNoo3cK0Ef2gsODWdR:JmRV247qBeC7/ATDNo2+Ef2gsODcR

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.

  • UPX packed file 40 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.

  • 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:804
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:812
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:376
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2672
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2688
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3044
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3404
                  • C:\Users\Admin\AppData\Local\Temp\c8a32b2f10df86e80df4fc6ac78c88ff942d1b5f2059e506c9a7fe3b86dc6c56N.exe
                    "C:\Users\Admin\AppData\Local\Temp\c8a32b2f10df86e80df4fc6ac78c88ff942d1b5f2059e506c9a7fe3b86dc6c56N.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • Drops file in Program Files directory
                    • Drops file in Windows directory
                    • System Location Discovery: System Language Discovery
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:4188
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3528
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3724
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3812
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3884
                        • 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\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3756
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:436
                              • 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:2444
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:428
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:2304
                                    • C:\Windows\system32\backgroundTaskHost.exe
                                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                      1⤵
                                        PID:1640

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

                                      Loading Replay Monitor...

                                      Downloads

                                      • C:\Users\Admin\AppData\Roaming\Helper_2345\temp\download\0\Helper_2345.NewVersion.data

                                        Filesize

                                        29B

                                        MD5

                                        99fb8e84b8aa92889349054a60e1f359

                                        SHA1

                                        1b3dd1afb4fe4533ca16db4dd3e7845c13b0e1c5

                                        SHA256

                                        5313e624a817ebcb34675027d12b87465de4fc4fdddfdd74d244490c4911b8e4

                                        SHA512

                                        2a99095109445c3ca1b9fad5c87fdfed331641401ca8d19d3ab4d109e18b9dc5feb739485f14f390bd3bcfa3a4325e3b1278fe1bb8690dd8df16edb9af52faac

                                      • memory/4188-41-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-82-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-13-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-14-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-16-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-23-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-17-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-25-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-24-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-30-0x00000000049B0000-0x00000000049B2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4188-29-0x00000000049B0000-0x00000000049B2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4188-28-0x0000000004B00000-0x0000000004B01000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/4188-27-0x00000000049B0000-0x00000000049B2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4188-15-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-26-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-31-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-32-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-33-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-34-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-35-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-37-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-38-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-109-0x0000000000400000-0x000000000052F000-memory.dmp

                                        Filesize

                                        1.2MB

                                      • memory/4188-8-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-47-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-44-0x00000000049B0000-0x00000000049B2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4188-46-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-42-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-51-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-52-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-53-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-54-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-55-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-58-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-60-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-62-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-64-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-65-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-67-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-72-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-75-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-0-0x0000000000400000-0x000000000052F000-memory.dmp

                                        Filesize

                                        1.2MB

                                      • memory/4188-84-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-86-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-90-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-39-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4188-96-0x00000000023F0000-0x00000000034AA000-memory.dmp

                                        Filesize

                                        16.7MB