Analysis

  • max time kernel
    94s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-12-2024 13:19

General

  • Target

    a663268f3921c50f9219543ef361ca0845f36397f12bf0b5e6b5e65ecd8977b4.dll

  • Size

    120KB

  • MD5

    e2ae7a3c25c63697183a2333f96ad23c

  • SHA1

    befdaae7e28ca63a907fdc7eb1cf0abaf52cd1cb

  • SHA256

    a663268f3921c50f9219543ef361ca0845f36397f12bf0b5e6b5e65ecd8977b4

  • SHA512

    fab25328a7ed18bf39422c004ae4714f1f5d127b74a71f22bccdc20f82ee29cddac767542f356a9a05f322997710312dbaa83ca329acf9b304e7c762fbdc6964

  • SSDEEP

    3072:spQG4mKVGceRPNoc3Omks+1c0yM6KKsC4aMayz+LRpG:eV4zBe8c3ysOyM6sC4aMayaLjG

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 15 IoCs

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

  • UPX packed file 31 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • 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:784
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:388
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2128
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:692
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3148
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3480
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\a663268f3921c50f9219543ef361ca0845f36397f12bf0b5e6b5e65ecd8977b4.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:64
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\a663268f3921c50f9219543ef361ca0845f36397f12bf0b5e6b5e65ecd8977b4.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4940
                      • C:\Users\Admin\AppData\Local\Temp\e5f76fe.exe
                        C:\Users\Admin\AppData\Local\Temp\e5f76fe.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 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:3272
                      • C:\Users\Admin\AppData\Local\Temp\e5f7856.exe
                        C:\Users\Admin\AppData\Local\Temp\e5f7856.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3628
                      • C:\Users\Admin\AppData\Local\Temp\e5f9e9a.exe
                        C:\Users\Admin\AppData\Local\Temp\e5f9e9a.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:732
                      • C:\Users\Admin\AppData\Local\Temp\e5f9ed9.exe
                        C:\Users\Admin\AppData\Local\Temp\e5f9ed9.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3756
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3640
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3844
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3936
                      • 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:4084
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4204
                            • 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:4116
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1728
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:2832
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:4320

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Temp\e5f76fe.exe

                                      Filesize

                                      97KB

                                      MD5

                                      a7a26bad5c2e0c83a6d37c322b126fab

                                      SHA1

                                      293c826c00bdb7b6c97591eeeda91a51f1b5476a

                                      SHA256

                                      6f4c7c57d57054abd053f6d51fa5301241b5ffa3ec2095722af160713618bdd4

                                      SHA512

                                      ed276ee549a6683f92b64c2dc235079fdb293f4f21ed64dd9a11afb5377f7995a5505fdbc979871ddacd2fe7c485ca57f3251574f9af41c6077a59f3928bb1b1

                                    • C:\Windows\SYSTEM.INI

                                      Filesize

                                      257B

                                      MD5

                                      ea12ee45f11dffc485733cc785adef25

                                      SHA1

                                      421d903ebc3b16159a7967cbba7d6dc94a93d77f

                                      SHA256

                                      dde331c2a4a82f5cb58902e138c3dbbd04a50a398d96149b6bed7fb9a822075d

                                      SHA512

                                      e2092a335826900097a4abdd5d76bd93fd6d2b3446b67a71877fa3fcb3f2e49c579b43255fe80fa0372215efbaf0fc12c041240a192fb19d379d8f5aa0e0410d

                                    • memory/732-54-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/732-167-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/732-166-0x0000000000B40000-0x0000000001BFA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/732-125-0x0000000000B40000-0x0000000001BFA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/732-84-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/732-60-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/732-64-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/732-67-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3272-78-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-86-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-35-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-33-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/3272-28-0x00000000037A0000-0x00000000037A2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3272-11-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-6-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-10-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-18-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-8-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-9-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-37-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-36-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-38-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-39-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-40-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-42-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-27-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-55-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-109-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/3272-99-0x00000000037A0000-0x00000000037A2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3272-93-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-26-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-88-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-65-0x00000000037A0000-0x00000000037A2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3272-87-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-17-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-22-0x0000000003E70000-0x0000000003E71000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/3272-82-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-30-0x00000000037A0000-0x00000000037A2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3272-72-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-73-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-74-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-77-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3272-80-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3628-66-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3628-61-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3628-83-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3628-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/3628-113-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/3628-58-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/3756-68-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3756-63-0x0000000000420000-0x0000000000421000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/3756-69-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3756-56-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/3756-126-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3756-165-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4940-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/4940-23-0x0000000000E30000-0x0000000000E32000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4940-19-0x0000000000E30000-0x0000000000E32000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4940-20-0x0000000000FC0000-0x0000000000FC1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/4940-29-0x0000000000E30000-0x0000000000E32000-memory.dmp

                                      Filesize

                                      8KB