Analysis

  • max time kernel
    94s
  • max time network
    101s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/09/2024, 20:49

General

  • Target

    6be7e4ebd47603bb14ea3ca51196a070N.dll

  • Size

    120KB

  • MD5

    6be7e4ebd47603bb14ea3ca51196a070

  • SHA1

    0309c4a7180b6049614dca3e3877866b26a90ef4

  • SHA256

    c4b68225538856f3bf85eb10f67829e195d11291e393e3f130a685c70ebe36d7

  • SHA512

    d8f789039cacadbbaca2ab55bd6df10816cb6c75bf211d3959c1bdbedceabb475f130047027970995b431c660bd957b6e521d244237362c92cb555e3905cb564

  • SSDEEP

    1536:0K3hXoC0g2b9h0djiIZM4VRWGynCjl3ZbF1DE5U00JH8vNYsmZO9CS13p:B70g2ph0dvTRlF5E5U00dE6smZ8B3p

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.

  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 4 IoCs
  • UPX packed file 33 IoCs

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

  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 16 IoCs

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

  • Drops file in Program Files directory 4 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:804
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:812
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2608
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2640
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2892
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3504
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\6be7e4ebd47603bb14ea3ca51196a070N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1516
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\6be7e4ebd47603bb14ea3ca51196a070N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2500
                      • C:\Users\Admin\AppData\Local\Temp\e577d2f.exe
                        C:\Users\Admin\AppData\Local\Temp\e577d2f.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:5080
                      • C:\Users\Admin\AppData\Local\Temp\e577e77.exe
                        C:\Users\Admin\AppData\Local\Temp\e577e77.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2792
                      • C:\Users\Admin\AppData\Local\Temp\e5798b6.exe
                        C:\Users\Admin\AppData\Local\Temp\e5798b6.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:4508
                      • C:\Users\Admin\AppData\Local\Temp\e579904.exe
                        C:\Users\Admin\AppData\Local\Temp\e579904.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3380
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3628
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3808
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3900
                      • 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:4052
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:2236
                            • 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:396
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3092
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:2604
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:3672
                                    • C:\Windows\System32\RuntimeBroker.exe
                                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                                      1⤵
                                        PID:4244

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

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                                      Downloads

                                      • C:\Users\Admin\AppData\Local\Temp\e577d2f.exe

                                        Filesize

                                        97KB

                                        MD5

                                        1253e4f31a6a2e9464e02181cab78b74

                                        SHA1

                                        08ad74008292906df8fee650e4ea558d21f02e46

                                        SHA256

                                        de2188e122221f0b2b1ca3e8e70404c6531b98e126c3dad843fb85a8e75b3af9

                                        SHA512

                                        4b63a39ea27f0e5d6a615126467a2859c98995a9cc2759c4c5c3cfce15fa06520b5d19c704bb596fdcf43d95b2e8cef6965124e974550ffedd14aa70f37b8551

                                      • C:\Windows\SYSTEM.INI

                                        Filesize

                                        256B

                                        MD5

                                        71ad75ec22e1fa6247eded4f7998be2e

                                        SHA1

                                        c3ef307d7ba72176b6af65036eeba200f9484415

                                        SHA256

                                        cd5ac41e65f4eb4ec55a7bd105f2b4792bd46b3e30a927dba6772b642925678e

                                        SHA512

                                        f635d83fd1f1cfa08adeffca287f15a1acbfeb7b6edd744de2271e517261f303165e37b002a5afc47acf605477b3620b815c0601eb8547698703958d8f66090a

                                      • memory/2500-14-0x0000000004930000-0x0000000004931000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/2500-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/2500-13-0x00000000013D0000-0x00000000013D2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2500-17-0x00000000013D0000-0x00000000013D2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2500-26-0x00000000013D0000-0x00000000013D2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2792-66-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2792-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2792-87-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2792-118-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/2792-31-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/2792-63-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/3380-165-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/3380-55-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/3380-95-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3380-68-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/3380-73-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3380-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4508-69-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4508-71-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4508-130-0x0000000000BB0000-0x0000000001C6A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4508-90-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4508-65-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/4508-166-0x0000000000BB0000-0x0000000001C6A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4508-167-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/4508-54-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/5080-59-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-80-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-42-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-41-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-57-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-39-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-60-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-38-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-37-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-36-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-35-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-10-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-25-0x00000000004C0000-0x00000000004C2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/5080-33-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-34-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-27-0x00000000004C0000-0x00000000004C2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/5080-74-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-77-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-78-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-56-0x00000000004C0000-0x00000000004C2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/5080-83-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-84-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-11-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-88-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-89-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-28-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-92-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-93-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-32-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-106-0x00000000004C0000-0x00000000004C2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/5080-101-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-114-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/5080-12-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-6-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-9-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-16-0x0000000003E60000-0x0000000003E61000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/5080-8-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5080-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB