Analysis

  • max time kernel
    31s
  • 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
    25-12-2024 22:49

General

  • Target

    9fdd9ec73f17e6f7c14c4acfce5e6aaa421bce33f0671a6dee1b994255bcc3e4N.dll

  • Size

    120KB

  • MD5

    6e5bf2550ca4b4899744667269d217a0

  • SHA1

    28112f5419ca8b1006dc64eed16571cc13b00bd9

  • SHA256

    9fdd9ec73f17e6f7c14c4acfce5e6aaa421bce33f0671a6dee1b994255bcc3e4

  • SHA512

    1e6b1d628bd59436659814700268f7bb26a5055da2026e5411fdb44c42948b71801b91b501e23ecc9a6da6ebb1e91e6f7aa000107917f6f2f5a3a3806622b06f

  • SSDEEP

    1536:agm6p1Fy3dxTqlP5zXb2HKBKe2NwN4XGNgaYrPLAjIhcw4hifQ5Bjx6U/6fTI4bD:/LwAdqHoKe2NwSXLP4Ihc52QzF8xNKK

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:772
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:780
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2996
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3060
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3168
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3548
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\9fdd9ec73f17e6f7c14c4acfce5e6aaa421bce33f0671a6dee1b994255bcc3e4N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3644
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\9fdd9ec73f17e6f7c14c4acfce5e6aaa421bce33f0671a6dee1b994255bcc3e4N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3988
                      • C:\Users\Admin\AppData\Local\Temp\e57c8af.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c8af.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:3932
                      • C:\Users\Admin\AppData\Local\Temp\e57c9e7.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c9e7.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3240
                      • C:\Users\Admin\AppData\Local\Temp\e57f51e.exe
                        C:\Users\Admin\AppData\Local\Temp\e57f51e.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:2844
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3676
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3880
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3968
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4036
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:1112
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4180
                            • 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:2600
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4464

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57c8af.exe

                                  Filesize

                                  97KB

                                  MD5

                                  13105e4759dff5b3f934f5d8c8eea40d

                                  SHA1

                                  52a6d803a6ca490dd4abee3ffeb94c0d02e9fb98

                                  SHA256

                                  977f1455a6bc2ec5a3a99cc2b71449ba336cbd918aabb6429527c442483ea97c

                                  SHA512

                                  331df7118bff4e270ff953c8532eb2ab253e319ba85debb6aca7a6fe025c3b93fbdd1ec744a177aeb544dff308b5cc840fc8bf4cbba38f1b7b821724b153b797

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  d2814eabd344acac0a94c3b114b59a0c

                                  SHA1

                                  00609c9cd651edee7102c9f035d554c9ac54b637

                                  SHA256

                                  43eba66d1df051f924cfe4ea20c47643d0ad9d1869a1ceafa42cbb415eef0534

                                  SHA512

                                  a90282f0f08debf073dd7a57eefa031cbf56baf7c01e01cdaac598fb7187dcce8375e683559fe0889afb554bb45cfb62c554fa7f830b16113eb0a87b9b4a9779

                                • memory/2844-111-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2844-147-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2844-125-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2844-123-0x0000000000810000-0x00000000018CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2844-112-0x0000000000600000-0x0000000000601000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2844-148-0x0000000000810000-0x00000000018CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2844-92-0x0000000000810000-0x00000000018CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2844-53-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3240-42-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3240-91-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3240-68-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3240-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3240-43-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3932-18-0x0000000003E50000-0x0000000003E51000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3932-57-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3932-12-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-9-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-32-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-36-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-35-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-37-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-38-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-39-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-6-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-8-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-22-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-10-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-52-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-11-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-55-0x0000000003520000-0x0000000003522000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3932-56-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-23-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-59-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-60-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-63-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-64-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-65-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-30-0x0000000003520000-0x0000000003522000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3932-70-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-87-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3932-34-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-27-0x0000000003520000-0x0000000003522000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3932-28-0x0000000000760000-0x000000000181A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3988-24-0x0000000000210000-0x0000000000212000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3988-29-0x0000000000210000-0x0000000000212000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3988-47-0x0000000000210000-0x0000000000212000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3988-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/3988-15-0x0000000000360000-0x0000000000361000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3988-14-0x0000000000210000-0x0000000000212000-memory.dmp

                                  Filesize

                                  8KB