Analysis

  • max time kernel
    94s
  • 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
    16-12-2024 10:42

General

  • Target

    fe3f28a9072ede307b46039e7b26b2f2d59b6d119b916c114a52284801360fd3N.dll

  • Size

    120KB

  • MD5

    9e48489e3e22b669f36b71c30418dcd0

  • SHA1

    7de19c288b299f297d72b09e0d2da858f06fb448

  • SHA256

    fe3f28a9072ede307b46039e7b26b2f2d59b6d119b916c114a52284801360fd3

  • SHA512

    a01a1a93dcf5b90c33a490d313cc34cdb86501ff8afb188e2589d80ce2616cab60c279d1535aca05f3852024394747d5da0c708b61c25b89a30db758d44d5de1

  • SSDEEP

    1536:tRn0vsJAf0A1nWiNwqpsYolT+Hsn0qMYetVqA68MPqNZLkzH0gmakMCUTClSXgD1:X0Dx1WiNLsAHw0qOVFhMYZLkzLmICIO

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:780
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:784
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2548
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2576
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2668
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3540
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\fe3f28a9072ede307b46039e7b26b2f2d59b6d119b916c114a52284801360fd3N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1820
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\fe3f28a9072ede307b46039e7b26b2f2d59b6d119b916c114a52284801360fd3N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3992
                      • C:\Users\Admin\AppData\Local\Temp\e57ac9b.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ac9b.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:3988
                      • C:\Users\Admin\AppData\Local\Temp\e57aeed.exe
                        C:\Users\Admin\AppData\Local\Temp\e57aeed.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4312
                      • C:\Users\Admin\AppData\Local\Temp\e57d62c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57d62c.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:2260
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3644
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3848
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3940
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4032
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:1312
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3920
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:4392
                              • 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:672
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:2848

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e57ac9b.exe

                                    Filesize

                                    97KB

                                    MD5

                                    fb50983d78f510ae86a48e6109f616a4

                                    SHA1

                                    a46a14f93c0eba58219330c7ffea2dcabbf30982

                                    SHA256

                                    7d14108574054181ba858d4b5d4d5df5a8a9a9239277e0cc5efecffd10a19808

                                    SHA512

                                    ed2d8f9dcc844917fdc82d81969e1bbf82d92b0fa6869e7604bd3cef669318e106df81dc48176c95fb10651296bd7ed424b3762a32d87b969266078a60c608a6

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    d0a1357bd3f670f2e88b178e0dbdb744

                                    SHA1

                                    68577cfda72ac3d0261817b57a73829884827b01

                                    SHA256

                                    718f981215f4f8752a9e7587c0b9589f261c09337414fb04ddb047bee4b28132

                                    SHA512

                                    f3637b13e9ea1aed80ff8b7d0f6785956aefd1f9cc7fff2cf806d72a79959a1dfd3feedd5faa8243f593965ac1568cfc5e539fcc2cf8a6ff714b081ada1ccd11

                                  • memory/2260-53-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2260-152-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2260-151-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2260-118-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2260-79-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2260-51-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2260-55-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3988-65-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3988-66-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3988-30-0x0000000000730000-0x0000000000732000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3988-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3988-6-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3988-19-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3988-18-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3988-8-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3988-23-0x0000000000740000-0x0000000000741000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3988-10-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3988-81-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3988-12-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3988-9-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3988-36-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3988-37-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3988-38-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3988-97-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3988-41-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3988-40-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3988-33-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3988-27-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3988-11-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3988-28-0x0000000000730000-0x0000000000732000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3988-74-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3988-72-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3988-57-0x0000000000730000-0x0000000000732000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3988-59-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3988-60-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3988-62-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3988-63-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3988-35-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3992-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/3992-43-0x00000000007D0000-0x00000000007D2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3992-20-0x00000000007D0000-0x00000000007D2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3992-21-0x0000000000820000-0x0000000000821000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3992-26-0x00000000007D0000-0x00000000007D2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3992-29-0x00000000007D0000-0x00000000007D2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4312-52-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4312-49-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4312-54-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4312-78-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4312-101-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4312-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB