Analysis

  • max time kernel
    95s
  • 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
    19-12-2024 23:30

General

  • Target

    64fc6b9e49f2ec599b15851b31d2d904a9f55f3e9a6c510ce3d85838c0361d20N.exe

  • Size

    97KB

  • MD5

    8391f66f9830f6fb52d38dbe4cfda9e0

  • SHA1

    5ec0954daf4282eff6d58fa53a84ea80abced59c

  • SHA256

    64fc6b9e49f2ec599b15851b31d2d904a9f55f3e9a6c510ce3d85838c0361d20

  • SHA512

    f7d113e48cae85b8af6c605d3925effe8de10faf2724009de9856879355dcd99fc2e2755a1c863c3fff55ce64113ed265774598116cda346efdae83926fea17c

  • SSDEEP

    1536:hbaTAc0QEb4zd8gIwgzTMw16sE7uRJanWig9BOK8u74O/hDVGDu:Ba8pbM8gIbhFRR58uMO/hDSu

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 9 IoCs

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

  • UPX packed file 25 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs
  • System policy modification 1 TTPs 1 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:384
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2448
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2476
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2632
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3520
                  • C:\Users\Admin\AppData\Local\Temp\64fc6b9e49f2ec599b15851b31d2d904a9f55f3e9a6c510ce3d85838c0361d20N.exe
                    "C:\Users\Admin\AppData\Local\Temp\64fc6b9e49f2ec599b15851b31d2d904a9f55f3e9a6c510ce3d85838c0361d20N.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 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:5020
                • 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:3840
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3928
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3988
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4084
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3596
                            • 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:4752
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3180

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • memory/5020-0-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/5020-4-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5020-3-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5020-5-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5020-7-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5020-16-0x0000000001B40000-0x0000000001B41000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/5020-19-0x0000000001B30000-0x0000000001B32000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/5020-18-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5020-17-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5020-20-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5020-21-0x0000000001B30000-0x0000000001B32000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/5020-13-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5020-6-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5020-15-0x0000000001B30000-0x0000000001B32000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/5020-14-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5020-23-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5020-22-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5020-24-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5020-25-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5020-26-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5020-28-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5020-29-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5020-30-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5020-31-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5020-33-0x0000000001B30000-0x0000000001B32000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/5020-34-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5020-37-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5020-38-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5020-40-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5020-48-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5020-49-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5020-68-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB