Analysis

  • max time kernel
    122s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-02-2025 01:21

General

  • Target

    891fb8985e09d529b794d77197667b61f018a9cb862626935bd328faa8d02978.exe

  • Size

    77KB

  • MD5

    9d0ee38d1db257c96791452f53d98e4b

  • SHA1

    a5e856225857916b8f650fcbe5187f2593b4fe8b

  • SHA256

    891fb8985e09d529b794d77197667b61f018a9cb862626935bd328faa8d02978

  • SHA512

    6dc6db68916f27d5308bf6731c22ee30f407851e67ceac8e3fb543cbbf4837a21889275a3be26bbad7b7072c31949293d0d1c321b80d005da317daee92f4aa1d

  • SSDEEP

    1536:RXV33f0L1yWnNaG3fS9L0/eOnrRJjktstyFSMNZT2LRp3S:RpuFYuS90WOrTztiSMbaLRw

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 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 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 1 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:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2860
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2980
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2796
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3408
                  • C:\Users\Admin\AppData\Local\Temp\891fb8985e09d529b794d77197667b61f018a9cb862626935bd328faa8d02978.exe
                    "C:\Users\Admin\AppData\Local\Temp\891fb8985e09d529b794d77197667b61f018a9cb862626935bd328faa8d02978.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:428
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3540
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3748
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3864
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3964
                        • 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:3828
                            • 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:2260
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:5076
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:4476
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:2848
                                    • C:\Windows\System32\RuntimeBroker.exe
                                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                                      1⤵
                                        PID:3608
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:2180

                                        Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

                                        Loading Replay Monitor...

                                        Downloads

                                        • F:\unbgdc.exe

                                          Filesize

                                          100KB

                                          MD5

                                          f64e655744aa77576a0ec3044f0c6525

                                          SHA1

                                          f746f0e660747a3d4dcbde1e1c0d461fe6b14768

                                          SHA256

                                          38233b690ecc721ddf5a3d6700fc65a768b79d52863442a5a1db601176be26bb

                                          SHA512

                                          1fb0a13f8cd73490dc43bad63c29b016bf25083e1961c2ff2de1483e41251dae84680dd5fae8666d172bf166cacfae241fb9eb639a8aff911e4745aabbd603c3

                                        • memory/428-27-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-63-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-8-0x0000000000720000-0x0000000000722000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/428-9-0x00000000034A0000-0x00000000034A1000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/428-13-0x00007FFEC3D30000-0x00007FFEC3F25000-memory.dmp

                                          Filesize

                                          2.0MB

                                        • memory/428-10-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-5-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-6-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-12-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-15-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-7-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-11-0x0000000000720000-0x0000000000722000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/428-14-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-1-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-26-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-16-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-18-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-19-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-20-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-22-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-23-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-24-0x00007FFEC3D30000-0x00007FFEC3F25000-memory.dmp

                                          Filesize

                                          2.0MB

                                        • memory/428-17-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-4-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-48-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-30-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-31-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-34-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-37-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-39-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-40-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-42-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-28-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-49-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-50-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-51-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-54-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-56-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-58-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-59-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-60-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-61-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-0-0x0000000000400000-0x0000000000415000-memory.dmp

                                          Filesize

                                          84KB

                                        • memory/428-66-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-68-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-70-0x00000000022D0000-0x000000000335E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/428-2-0x00007FFEC3D30000-0x00007FFEC3F25000-memory.dmp

                                          Filesize

                                          2.0MB

                                        • memory/428-79-0x0000000000400000-0x0000000000415000-memory.dmp

                                          Filesize

                                          84KB