Analysis

  • max time kernel
    149s
  • max time network
    150s
  • 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 03:19

General

  • Target

    cd18690a8594cd13e1d77b31cd771052172d91255a1b348c9e913dda67e05edb.dll

  • Size

    120KB

  • MD5

    fb194785098c1440aa1f0c623b851aa4

  • SHA1

    e107059524ef21ff8aa0b75d9dd212fb0e83e6c5

  • SHA256

    cd18690a8594cd13e1d77b31cd771052172d91255a1b348c9e913dda67e05edb

  • SHA512

    748d9158eb32e5b469c2629f3bcde56576ae82390a9e3e6862afaf3c9a856b1c51eb5f5cd426e87dc7a0d6f8be2b9f64d23dfd1a62b77b0627b79fd20b9f670a

  • SSDEEP

    3072:n4sGqjQ+GI5UqWYBbTlJeVX3E+uYxk4Hmh9z0K:AqHGmCYVl8t3EppN9zJ

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 13 IoCs

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

  • UPX packed file 28 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 63 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:776
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:784
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:3020
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3044
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3076
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3496
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\cd18690a8594cd13e1d77b31cd771052172d91255a1b348c9e913dda67e05edb.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:2476
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\cd18690a8594cd13e1d77b31cd771052172d91255a1b348c9e913dda67e05edb.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:1036
                      • C:\Users\Admin\AppData\Local\Temp\e57aeed.exe
                        C:\Users\Admin\AppData\Local\Temp\e57aeed.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:4416
                      • C:\Users\Admin\AppData\Local\Temp\e57aff7.exe
                        C:\Users\Admin\AppData\Local\Temp\e57aff7.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2300
                      • C:\Users\Admin\AppData\Local\Temp\e57d9c6.exe
                        C:\Users\Admin\AppData\Local\Temp\e57d9c6.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:396
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3660
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3840
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3932
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3996
                        • 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:4240
                            • 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:4448
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1660

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57aeed.exe

                                  Filesize

                                  97KB

                                  MD5

                                  af5481ad4bf46873bf0be8b694c48bab

                                  SHA1

                                  a902d986a100cf7eced9272db507ec9dbaaaa13b

                                  SHA256

                                  722f5139ac0f751c25e546cb8d8526d874b0328b83995e158d74642e624676ce

                                  SHA512

                                  660544ed73a36c8856767cfc7a949c28a407428163c1c5392601c2e0838489cc0aaeba73d1bf4604eceeab6c829c1430284f4928126010a46313aef920b9029a

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  930f70f1ade48e88a498b45d52f3dbfe

                                  SHA1

                                  e9515d1376a17473fcfcd9706dc674f6580f131d

                                  SHA256

                                  6bb6150b3c221a608ffe58f626fb1d48264481a104c0389dc25c65bf6cc75441

                                  SHA512

                                  216048094f12c8646e8438e476e35777ff78e9d4b8c0e16dbdc1ec5eac89c750e6093dda8259543ddfd517d7bbf5c17d2452c82ab15cbe4df9cf8eec2164b80b

                                • memory/396-144-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/396-108-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/396-97-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/396-145-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/396-49-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1036-14-0x0000000000850000-0x0000000000852000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1036-31-0x0000000000850000-0x0000000000852000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1036-15-0x0000000000AB0000-0x0000000000AB1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1036-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/1036-50-0x0000000000850000-0x0000000000852000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1036-13-0x0000000000850000-0x0000000000852000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2300-91-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2300-43-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2300-41-0x0000000000420000-0x0000000000421000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2300-42-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2300-66-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4416-38-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4416-55-0x0000000001A30000-0x0000000001A32000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4416-32-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4416-35-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4416-36-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4416-37-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4416-6-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4416-39-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4416-10-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4416-12-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4416-23-0x0000000001A30000-0x0000000001A32000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4416-28-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4416-34-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4416-53-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4416-54-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4416-18-0x0000000003E70000-0x0000000003E71000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4416-56-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4416-58-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4416-59-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4416-61-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4416-64-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4416-65-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4416-30-0x0000000001A30000-0x0000000001A32000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4416-87-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4416-71-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4416-21-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4416-20-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4416-11-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4416-9-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4416-8-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4416-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB