Analysis

  • max time kernel
    95s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-12-2024 10:47

General

  • Target

    6627a580770107cb0d00432a6d85a2b2132e5502b0428138719454524f979019.dll

  • Size

    120KB

  • MD5

    ff2deedae579d820fec0e81898ddd2b8

  • SHA1

    299a48d3ae0c48f3a6765c4c373e9fa41df39375

  • SHA256

    6627a580770107cb0d00432a6d85a2b2132e5502b0428138719454524f979019

  • SHA512

    9c6e595a6cca14b9410019412d464905129fcd32888da8439367f03957685ebedcaa056dbb8e2cda4062c6c9e42e5724b02daa204b11eafb7bb924f22cd8a4cc

  • SSDEEP

    1536:mwYhS7/ocx823mlEQyraNYjFAIFpOIj66x++UPmC9nP3NuU8KBEJt6qEeS/:mzi/ocG2fC0xH6WLrC9nPdIhD6kS/

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 14 IoCs

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

  • UPX packed file 31 IoCs

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

  • Drops file in Program Files directory 4 IoCs
  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 53 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:60
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2580
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2612
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2840
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3468
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\6627a580770107cb0d00432a6d85a2b2132e5502b0428138719454524f979019.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1736
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\6627a580770107cb0d00432a6d85a2b2132e5502b0428138719454524f979019.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:224
                      • C:\Users\Admin\AppData\Local\Temp\e578424.exe
                        C:\Users\Admin\AppData\Local\Temp\e578424.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:4296
                      • C:\Users\Admin\AppData\Local\Temp\e57856c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57856c.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2188
                      • C:\Users\Admin\AppData\Local\Temp\e579f7c.exe
                        C:\Users\Admin\AppData\Local\Temp\e579f7c.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • Checks whether UAC is enabled
                        • Drops file in Windows directory
                        • System Location Discovery: System Language Discovery
                        • System policy modification
                        PID:4948
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3652
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3828
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3924
                      • 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:716
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4148
                            • 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:1196
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:216
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:756
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:3188

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Temp\e578424.exe

                                      Filesize

                                      97KB

                                      MD5

                                      7011ef1ba39450c77e0789cc1f5cecbe

                                      SHA1

                                      4e09071a66c8c36909c5580fb2d89fe05d4b7545

                                      SHA256

                                      b3ef16fb404f4f1e802cc5fd2373b80a5c5e822cc72e17bf81ac117b894b6063

                                      SHA512

                                      986e297ab8bb26ec6e6c3fd03e743862860fea96badf92ac939783154b38459e0ce13566611192182e64723f310c666c3bed90c89855d60147cd68a54b2f0bb3

                                    • C:\Windows\SYSTEM.INI

                                      Filesize

                                      257B

                                      MD5

                                      13c4451e40d6af95a4e3cd2007f64a5a

                                      SHA1

                                      e7f9ca402f489f64210a70d878a96de244cc64d6

                                      SHA256

                                      53195b300c616d2eef2634fcccfe94fd13c6ba3549c57fff2e47185692f1e797

                                      SHA512

                                      91fbaee16043bc754455cd4b9a3f18de7b953e217433aaed2d393c71bd79810329b3f294342d6e609c6cb4586ecf331145ed3cf0763479a5019a721913e10594

                                    • memory/224-47-0x0000000000E20000-0x0000000000E22000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/224-14-0x0000000000E30000-0x0000000000E31000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/224-30-0x0000000000E20000-0x0000000000E22000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/224-13-0x0000000000E20000-0x0000000000E22000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/224-24-0x0000000000E20000-0x0000000000E22000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/224-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/2188-114-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2188-63-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2188-60-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2188-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2188-59-0x00000000004A0000-0x00000000004A1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2188-86-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4296-42-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-87-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-11-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-12-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-28-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-23-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-29-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-35-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-36-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-37-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-38-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-39-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-41-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-31-0x0000000003520000-0x0000000003522000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4296-22-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4296-50-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-54-0x0000000003520000-0x0000000003522000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4296-55-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-56-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-6-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-8-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-110-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4296-100-0x0000000003520000-0x0000000003522000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4296-16-0x0000000003E70000-0x0000000003E71000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/4296-9-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-66-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-68-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-71-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-74-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-75-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-77-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-79-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-10-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-25-0x0000000003520000-0x0000000003522000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4296-89-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4296-94-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4948-91-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4948-62-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/4948-64-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4948-65-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4948-51-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4948-139-0x0000000000B50000-0x0000000001C0A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4948-138-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4948-140-0x0000000000B50000-0x0000000001C0A000-memory.dmp

                                      Filesize

                                      16.7MB