Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-12-2024 16:47

General

  • Target

    c8b217ce20aeead9383d22375de5345a5a02bc706c5d6712740f84bc2e33dcf4.exe

  • Size

    1.2MB

  • MD5

    612d3f71075dde895cdeec5ddb40c29d

  • SHA1

    e1ca5fe50ecc437476a3c3e93c9541d42d1b917e

  • SHA256

    c8b217ce20aeead9383d22375de5345a5a02bc706c5d6712740f84bc2e33dcf4

  • SHA512

    e71ea694c0cd2d182dec25d537069bc7ae219d6450fdf4bfd558e288aaa6f989f690c9933cb079bdee32087c67a60493be37adadc7d5312500b4c98bb131bf8d

  • SSDEEP

    24576:8EvVxo2ivb4YLWFTggTPoICcQw0EqeZlrTtGNP+0TkFP4S86RDFMGGmMoD:8Efozb4YLWFTgHICcQwPZFtGNP+0TYPn

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 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 28 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:388
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2640
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2656
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2804
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3580
                  • C:\Users\Admin\AppData\Local\Temp\c8b217ce20aeead9383d22375de5345a5a02bc706c5d6712740f84bc2e33dcf4.exe
                    "C:\Users\Admin\AppData\Local\Temp\c8b217ce20aeead9383d22375de5345a5a02bc706c5d6712740f84bc2e33dcf4.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
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:4192
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3692
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3884
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:4028
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:956
                        • C:\Windows\System32\RuntimeBroker.exe
                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                          1⤵
                            PID:4224
                          • 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:2312
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:816

                              Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

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                              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

                              • C:\vumlq.pif

                                Filesize

                                97KB

                                MD5

                                6a9c6fa6f7bbcdf611002c64b416bae4

                                SHA1

                                ed1eb821979da60436dfb33d5ba68e02d7cd8239

                                SHA256

                                2543ef4bea172fd2bb52256c3029737d2a40229e81c3d70ddc5904c0a1990564

                                SHA512

                                a3d7c10288282224b3392026e7946b4f9af94ffd379534bc23de53bebf21961ce44cb463c1618f600b9a76e492bd22a64b335b8afd5cc89ac3df2eeab87468cb

                              • memory/4192-41-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-80-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-17-0x00000000040E0000-0x00000000040E1000-memory.dmp

                                Filesize

                                4KB

                              • memory/4192-16-0x0000000000D30000-0x0000000000D32000-memory.dmp

                                Filesize

                                8KB

                              • memory/4192-6-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-18-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-26-0x0000000000D30000-0x0000000000D32000-memory.dmp

                                Filesize

                                8KB

                              • memory/4192-4-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-27-0x0000000000D30000-0x0000000000D32000-memory.dmp

                                Filesize

                                8KB

                              • memory/4192-24-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-28-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-25-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-30-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-29-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-32-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-31-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-33-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-34-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-35-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-37-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-38-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-40-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-106-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-3-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-49-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-45-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-46-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-44-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-55-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-56-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-58-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-60-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-62-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-64-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-65-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-68-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-69-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-71-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-72-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-75-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-76-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-42-0x0000000000D30000-0x0000000000D32000-memory.dmp

                                Filesize

                                8KB

                              • memory/4192-82-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-84-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-5-0x0000000002460000-0x000000000351A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4192-0-0x0000000000400000-0x000000000053A000-memory.dmp

                                Filesize

                                1.2MB

                              • memory/4192-119-0x0000000000400000-0x000000000053A000-memory.dmp

                                Filesize

                                1.2MB