Analysis

  • max time kernel
    95s
  • max time network
    103s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-12-2024 19:42

General

  • Target

    10ff67e3d7e4067dca037dd1b445bc3b70c496211c624fcd465bdd28bb60cb47.dll

  • Size

    120KB

  • MD5

    dc451d7a8337c21289b421bacb4cd459

  • SHA1

    09e70b0db9e784e496fff478bc75f85579a6777d

  • SHA256

    10ff67e3d7e4067dca037dd1b445bc3b70c496211c624fcd465bdd28bb60cb47

  • SHA512

    ad1ee21b080e59c24d1bd37a12277ea4bc8510888664efaea858fe0ea435e1fe75f41f4e8e391e91c33948303eb68e31ab3ced2f08c7b5d371da25b45bad084b

  • SSDEEP

    3072:9n89JQT5RvnClNAlTfzZVgWKcccZXhRc9J6/2+:9SJQ3nCXAJfNVx5g9q2

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 3 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 12 IoCs

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

  • UPX packed file 27 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 4 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:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2488
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2500
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2632
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3456
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\10ff67e3d7e4067dca037dd1b445bc3b70c496211c624fcd465bdd28bb60cb47.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:2380
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\10ff67e3d7e4067dca037dd1b445bc3b70c496211c624fcd465bdd28bb60cb47.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2508
                      • C:\Users\Admin\AppData\Local\Temp\e577d00.exe
                        C:\Users\Admin\AppData\Local\Temp\e577d00.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:5108
                      • C:\Users\Admin\AppData\Local\Temp\e577f61.exe
                        C:\Users\Admin\AppData\Local\Temp\e577f61.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2200
                      • C:\Users\Admin\AppData\Local\Temp\e57a22b.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a22b.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:4336
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3604
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3832
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3928
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3992
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4076
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3596
                            • 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:1868
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1508
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:2252

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e577d00.exe

                                    Filesize

                                    97KB

                                    MD5

                                    41a19514469e5c8d130629e66f1924c2

                                    SHA1

                                    841dc29ae099dd583533d63a656e95e1f5187c75

                                    SHA256

                                    7a8c3f5b412935b8df748475b04e8799b95ae6aaf1279cb9817efde33603c5f8

                                    SHA512

                                    34def46d0daca1fa52e54e6e1a3cdc536a3f4555b7b331739c1ea0edde3067de92a8b9f9786008e8d3b98eb48d1a662a5689587ad60da88696f38e2f60b251ca

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    b91ac43227be38924e7cd1c616fcc827

                                    SHA1

                                    9939aae735c14b529e038ea8440aa1d8e5bcafe3

                                    SHA256

                                    1b00075ac96eead46b1874679523bc2fa3a5510ad4e42dd4765b39da4c09eae0

                                    SHA512

                                    e85c32a4ec048daa42a2051c7b66d25202ef9c64dd612ada13d504a731a97b1faa9df1d911c7edc9aed601d0eedad1f9421e1d8c985939f8b717a054a1828ff9

                                  • memory/2200-54-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2200-51-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2200-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2200-56-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2200-98-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2200-74-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2508-26-0x0000000000D40000-0x0000000000D41000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2508-23-0x0000000000C80000-0x0000000000C82000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2508-19-0x0000000000C80000-0x0000000000C82000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2508-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/2508-27-0x0000000000C80000-0x0000000000C82000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4336-75-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4336-53-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4336-47-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4336-115-0x0000000000BA0000-0x0000000001C5A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4336-57-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4336-55-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4336-146-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4336-147-0x0000000000BA0000-0x0000000001C5A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5108-48-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5108-61-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5108-37-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5108-36-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5108-39-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5108-10-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5108-49-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5108-22-0x0000000001B00000-0x0000000001B01000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/5108-12-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5108-28-0x0000000001AF0000-0x0000000001AF2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5108-30-0x0000000001AF0000-0x0000000001AF2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5108-18-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5108-35-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5108-59-0x0000000001AF0000-0x0000000001AF2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5108-60-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5108-38-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5108-62-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5108-64-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5108-65-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5108-67-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5108-68-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5108-70-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5108-33-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5108-29-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5108-78-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5108-94-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/5108-11-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5108-9-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5108-8-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5108-6-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5108-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB