Analysis

  • max time kernel
    93s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-12-2024 02:33

General

  • Target

    38ac5957d6cb315909e259bd896e1bb17a4a5c0d4d28a7c83034c0ee344a8340.dll

  • Size

    120KB

  • MD5

    e332db6d96fe722b502f23b8a9f02e33

  • SHA1

    2dbe856c7f26b9e71b4051fe82948d2faf4d4dd2

  • SHA256

    38ac5957d6cb315909e259bd896e1bb17a4a5c0d4d28a7c83034c0ee344a8340

  • SHA512

    146280a1d2d84428f0c9b664e5803d56bb55340fb7078a665368abc39c8926d98a55511302e7b4a012a422ca9abfb21981bc6062e5f581b4992e9094f3662ba8

  • SSDEEP

    3072:RLuyL6Jn12tJB3ZaAs0R6Rc+1WDT0C/3l0Huj6Av7B:RLuG6JeBpO0RJTF/10Hu+MB

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 6 IoCs
  • Sality

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

  • Sality family
  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 4 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 14 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • UPX packed file 29 IoCs

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

  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:768
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:772
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:332
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2664
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2676
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2840
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3556
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\38ac5957d6cb315909e259bd896e1bb17a4a5c0d4d28a7c83034c0ee344a8340.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4912
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\38ac5957d6cb315909e259bd896e1bb17a4a5c0d4d28a7c83034c0ee344a8340.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2044
                      • C:\Users\Admin\AppData\Local\Temp\e577f32.exe
                        C:\Users\Admin\AppData\Local\Temp\e577f32.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • Checks whether UAC is enabled
                        • Enumerates connected drives
                        • 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:4460
                      • C:\Users\Admin\AppData\Local\Temp\e57807a.exe
                        C:\Users\Admin\AppData\Local\Temp\e57807a.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1276
                      • C:\Users\Admin\AppData\Local\Temp\e57ad66.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ad66.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • Checks whether UAC is enabled
                        • Enumerates connected drives
                        • Drops file in Windows directory
                        • System Location Discovery: System Language Discovery
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:3128
                      • C:\Users\Admin\AppData\Local\Temp\e57ad86.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ad86.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3160
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3664
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3856
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3944
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4008
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4088
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3568
                            • 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:4864
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2372
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:544

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e577f32.exe

                                    Filesize

                                    97KB

                                    MD5

                                    0e0765ae034e3bbda33776bf32ee8019

                                    SHA1

                                    cc27f1b05945b915184e9eb1f09c0f631857a642

                                    SHA256

                                    def8552d63042ccfc2fa57fa64008d5012b1a92ba63bebfb57d0642ef09798b9

                                    SHA512

                                    ba67bdc4214c02719a500c7c32ae82142b0645d38a5ee32b8ea50472d8f9e22a22947020037231808b1e13b3fa4a986a7f118cfeeff9315c881bc82e15e8da46

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    49a844c9d991bf5ae3099ea1e93a011b

                                    SHA1

                                    c37e21f2c5f871849a73816e0fa4017502d11286

                                    SHA256

                                    cdc47354528a0355a6d7f75c7b13df748aec22faad7c5ed9b6f792bee5c57f30

                                    SHA512

                                    48867e9644a91450ddb5bce04cd3454d139d6d0d1bcc7443f58b249053406b2ba64e1b62af7ff199cd054b239e8095e81d0b2da7ee1b7f02413ea03b890af31c

                                  • memory/1276-45-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1276-96-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1276-134-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1276-43-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1276-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1276-100-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1276-31-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1276-99-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2044-11-0x00000000008C0000-0x00000000008C2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2044-32-0x00000000008C0000-0x00000000008C2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2044-53-0x00000000008C0000-0x00000000008C2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2044-17-0x00000000008C0000-0x00000000008C2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2044-1-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/2044-12-0x00000000008D0000-0x00000000008D1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3128-59-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3128-160-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3128-161-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3128-117-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3160-61-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4460-40-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4460-63-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4460-37-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4460-38-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4460-20-0x0000000003660000-0x0000000003662000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4460-39-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4460-14-0x0000000003BF0000-0x0000000003BF1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4460-29-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4460-10-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4460-46-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4460-30-0x0000000003660000-0x0000000003662000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4460-22-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4460-60-0x0000000003660000-0x0000000003662000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4460-35-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4460-58-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4460-36-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4460-65-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4460-66-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4460-68-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4460-69-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4460-72-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4460-74-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4460-77-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4460-95-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4460-34-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4460-33-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4460-16-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4460-15-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4460-9-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4460-8-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4460-6-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4460-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB