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
    06/12/2024, 20:56

General

  • Target

    b9ac7668d0c8c902e7309e722377252602f185354ee2b0e3e0f5acfb5f80a2b1N.exe

  • Size

    2.2MB

  • MD5

    f00bbfab5e255f10998302660b07b600

  • SHA1

    1ec09300aa770b26fe623792dfcccdbeb4d90517

  • SHA256

    b9ac7668d0c8c902e7309e722377252602f185354ee2b0e3e0f5acfb5f80a2b1

  • SHA512

    9aa85e1d429f7459d4b431847dab02863a087669c44ca56672c7e3f4dbb6f99fd4c4add2b518cfb246d8b2555eca59c9d13055161eacac1285e0d5fe84937842

  • SSDEEP

    49152:lIEJxCWluyZ8UbMqRD5hHghOlK6H/MHLbsz2pjK:+EJUWluyYqRD5hHghOlK6H/MHLbsz2p2

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 3 IoCs
  • Sality

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

  • Sality family
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • UPX packed file 20 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:776
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:772
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2584
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2648
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2960
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3572
                  • C:\Users\Admin\AppData\Local\Temp\b9ac7668d0c8c902e7309e722377252602f185354ee2b0e3e0f5acfb5f80a2b1N.exe
                    "C:\Users\Admin\AppData\Local\Temp\b9ac7668d0c8c902e7309e722377252602f185354ee2b0e3e0f5acfb5f80a2b1N.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • 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:3124
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3688
                  • 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:3972
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4040
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:2820
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4120
                            • 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:636
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:5032

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\0E57857C_Rar\b9ac7668d0c8c902e7309e722377252602f185354ee2b0e3e0f5acfb5f80a2b1N.exe

                                  Filesize

                                  2.2MB

                                  MD5

                                  1e8456643e99d4cb64b3a18bf8d0c0c1

                                  SHA1

                                  3505493c54b1000bed1fe91481dde3ebf44842a6

                                  SHA256

                                  c105262290a290352df96491a80372c2d3fca4121be2fdb072ace597fe356d41

                                  SHA512

                                  1c7a00a2e20128817804493d15d3b693add17d71fe25fc57526e25705770a3a29a570912d33c24cfac7ac336027573db22393aa28b6e4dbc13e9a13cc46bdc38

                                • memory/3124-3-0x0000000002580000-0x000000000363A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3124-59-0x0000000000400000-0x0000000000640000-memory.dmp

                                  Filesize

                                  2.2MB

                                • memory/3124-4-0x0000000002580000-0x000000000363A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3124-8-0x0000000002580000-0x000000000363A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3124-12-0x0000000002580000-0x000000000363A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3124-5-0x0000000002580000-0x000000000363A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3124-20-0x0000000002460000-0x0000000002462000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3124-18-0x0000000002580000-0x000000000363A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3124-1-0x0000000002580000-0x000000000363A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3124-10-0x0000000002580000-0x000000000363A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3124-25-0x0000000002580000-0x000000000363A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3124-7-0x0000000003B80000-0x0000000003B81000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3124-9-0x0000000002580000-0x000000000363A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3124-19-0x00000000049B0000-0x00000000049B1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3124-24-0x0000000002580000-0x000000000363A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3124-11-0x0000000002460000-0x0000000002462000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3124-6-0x0000000002460000-0x0000000002462000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3124-32-0x0000000002580000-0x000000000363A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3124-33-0x0000000002580000-0x000000000363A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3124-34-0x0000000002580000-0x000000000363A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3124-35-0x0000000002580000-0x000000000363A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3124-36-0x0000000002580000-0x000000000363A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3124-38-0x0000000002580000-0x000000000363A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3124-39-0x0000000002580000-0x000000000363A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3124-0-0x0000000000400000-0x0000000000640000-memory.dmp

                                  Filesize

                                  2.2MB

                                • memory/3124-41-0x0000000002580000-0x000000000363A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3124-43-0x0000000002580000-0x000000000363A000-memory.dmp

                                  Filesize

                                  16.7MB