Analysis

  • max time kernel
    98s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-12-2024 20:36

General

  • Target

    1c961353f8a3e9952c988c2cb03baa370f806d7550bb3ff8737a5e219737aa6f.dll

  • Size

    120KB

  • MD5

    274276f91c6290f72b11f0e762039fbb

  • SHA1

    8871a558d2e623c399023278686d1fcba3fe1f2d

  • SHA256

    1c961353f8a3e9952c988c2cb03baa370f806d7550bb3ff8737a5e219737aa6f

  • SHA512

    534848a849768b394ff847a7eba4723b30639641185260accfbbcda03f7187a2f1b8230e5cb6b7ead703c87ab8ed73474c56f5bdeb85414cf23b2d1fa419b299

  • SSDEEP

    3072:SRT7298n2AhsSc95TzOIiwrq0iEp3PbvJ5vVe:s6iUSwTavVw9R5vc

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 9 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 3 IoCs
  • Windows security bypass 2 TTPs 18 IoCs
  • Executes dropped EXE 3 IoCs
  • Windows security modification 2 TTPs 21 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • Enumerates connected drives 3 TTPs 9 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 4 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 3 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:780
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2684
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2696
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2908
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3436
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\1c961353f8a3e9952c988c2cb03baa370f806d7550bb3ff8737a5e219737aa6f.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:2288
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\1c961353f8a3e9952c988c2cb03baa370f806d7550bb3ff8737a5e219737aa6f.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4736
                      • C:\Users\Admin\AppData\Local\Temp\e579f8c.exe
                        C:\Users\Admin\AppData\Local\Temp\e579f8c.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:1524
                      • C:\Users\Admin\AppData\Local\Temp\e57a0c4.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a0c4.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
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:3600
                      • C:\Users\Admin\AppData\Local\Temp\e57c67c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c67c.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:1092
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3572
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3752
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3848
                      • 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:4008
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4232
                            • 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:2416
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1268

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e579f8c.exe

                                  Filesize

                                  97KB

                                  MD5

                                  dfa9167434a4b2716b19ce69fca8f048

                                  SHA1

                                  fb0326859baedec54f7b9847e63270029d4342f8

                                  SHA256

                                  91acc0b0d585fea39b66be6aac75f245b051463c209d9a09c0922818661d5d0a

                                  SHA512

                                  36571def37ce5277c7e8bf121a7a1328372aa2f365bde458ac6422503e68af1ac18582a61f0160d58a4d8002e5da75411d16c16f2ecd66b027fd188ae2116416

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  4c1b08bf2831e0e2c6684cb5c011c186

                                  SHA1

                                  fc22f587ea74c12f6088688ba12eba0ff5f6a5b0

                                  SHA256

                                  41fe7831876a8adcbe15cbca49ab1afaf93cca2318b8f8beb0bacce60e93f813

                                  SHA512

                                  0cde5471ad795b9e9878375f179c374451999bd187e3a9002771fb90cc708174bdd6195dc8177a121f078330de27faf19a3ec7f2878b3bed88b743b4d17d479b

                                • memory/1092-49-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1092-151-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1092-76-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1092-56-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1092-58-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1092-54-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1524-39-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1524-72-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1524-24-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1524-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1524-6-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1524-10-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1524-12-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1524-8-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1524-17-0x0000000003E70000-0x0000000003E71000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1524-78-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1524-25-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1524-29-0x00000000038E0000-0x00000000038E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1524-35-0x00000000038E0000-0x00000000038E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1524-95-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1524-37-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1524-36-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1524-38-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1524-81-0x00000000038E0000-0x00000000038E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1524-40-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1524-18-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1524-50-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1524-13-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1524-11-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1524-23-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1524-9-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1524-70-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1524-67-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1524-60-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1524-62-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1524-63-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1524-64-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1524-66-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3600-107-0x0000000000B80000-0x0000000001C3A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3600-55-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3600-57-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3600-75-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3600-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3600-52-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3600-131-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3600-132-0x0000000000B80000-0x0000000001C3A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4736-19-0x0000000000830000-0x0000000000832000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4736-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/4736-15-0x00000000008C0000-0x00000000008C1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4736-14-0x0000000000830000-0x0000000000832000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4736-22-0x0000000000830000-0x0000000000832000-memory.dmp

                                  Filesize

                                  8KB