Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-12-2024 21:30

General

  • Target

    d2aa1725106306f2c399bbfde6c8c1582bb7b0fd4014bf7d348e4cb9341b203dN.dll

  • Size

    120KB

  • MD5

    8d5f5f50488eb03b91c40cf227544520

  • SHA1

    c80877d0f34a0a73afae2a6276693b7865c7d6c0

  • SHA256

    d2aa1725106306f2c399bbfde6c8c1582bb7b0fd4014bf7d348e4cb9341b203d

  • SHA512

    81f3b5696cb0a3d31d7d44560f58549a8010b1dab8dca75f03edc3563fac31f885f1a3ba5cb8f95a43b345da089d169b262915b72e1553acd8a70da3b2d37fe0

  • SSDEEP

    1536:kevW5nAOIu8sSfL6DcNvFmXXyTp+o1Hk5Utt8funBoAp13Uxy5Nn6:bvW5n7CftIe58at8fmoArUWNn

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 10 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 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:784
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:792
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:336
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
          1⤵
            PID:2804
          • C:\Windows\system32\sihost.exe
            sihost.exe
            1⤵
              PID:2816
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3020
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3352
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\d2aa1725106306f2c399bbfde6c8c1582bb7b0fd4014bf7d348e4cb9341b203dN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4484
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\d2aa1725106306f2c399bbfde6c8c1582bb7b0fd4014bf7d348e4cb9341b203dN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2780
                      • C:\Users\Admin\AppData\Local\Temp\e578637.exe
                        C:\Users\Admin\AppData\Local\Temp\e578637.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:2984
                      • C:\Users\Admin\AppData\Local\Temp\e5788d7.exe
                        C:\Users\Admin\AppData\Local\Temp\e5788d7.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:732
                      • C:\Users\Admin\AppData\Local\Temp\e57b6ad.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b6ad.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:2144
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3508
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3744
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3840
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3916
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3996
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4060
                            • 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:3012
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1348

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e578637.exe

                                  Filesize

                                  97KB

                                  MD5

                                  5c55c78edb1e4063c9104a4fc3eb2d2a

                                  SHA1

                                  ac8a23fb425d7b9fee71dec1689d1dcf1b544c8c

                                  SHA256

                                  7ceaa1a5387f155b272bd67973fd2764877365099ae1badd7171a5f7ff420327

                                  SHA512

                                  dec0ffe7b020c1aa8c0cdac8d9cc935cfbf1c0e01a9542d22c007c604743af326eb2ba9871c65625cb470b74adb9febb1184c8105ff357965a9ee85764b08b52

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  7b85674659c0868083e02dc1131836a3

                                  SHA1

                                  49d41aaedf92937a09756cfb712792b1d7b2f542

                                  SHA256

                                  23291b344fc599ee4f39008416d88dc73f77a1bb434fe1a62576b14e4ab3b759

                                  SHA512

                                  51c84c960d5a826fb186911ae45d5b7cf470e3a14d18f0453c4dfcb68a552bb8db01a4f108c4d7c07ab872c2f51fbc9837dd7317a139409ba7c8caeeedbec172

                                • memory/732-46-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/732-51-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/732-44-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/732-86-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/732-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/732-89-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2144-110-0x0000000000670000-0x0000000000672000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2144-120-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2144-144-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2144-96-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2144-143-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2144-95-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2144-91-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2144-111-0x0000000001C50000-0x0000000001C51000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2780-22-0x00000000011C0000-0x00000000011C2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2780-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/2780-18-0x00000000011C0000-0x00000000011C2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2780-19-0x0000000004640000-0x0000000004641000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2780-48-0x00000000011C0000-0x00000000011C2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2780-26-0x00000000011C0000-0x00000000011C2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2984-39-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2984-62-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2984-38-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2984-37-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2984-40-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2984-31-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2984-24-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2984-29-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2984-53-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2984-35-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2984-55-0x0000000003660000-0x0000000003662000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2984-56-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2984-57-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2984-59-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2984-60-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2984-36-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2984-63-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2984-65-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2984-85-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2984-30-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2984-10-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2984-11-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2984-25-0x0000000003660000-0x0000000003662000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2984-27-0x0000000003660000-0x0000000003662000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2984-12-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2984-21-0x0000000003D30000-0x0000000003D31000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2984-9-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2984-7-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2984-6-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2984-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB