Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-12-2024 10:52

General

  • Target

    4ba49e1f864ef0116890eea6440d7a8562b498574c1d15467990f5860523572f.exe

  • Size

    856KB

  • MD5

    0615ed5d5753d60dd6308523a7a8814e

  • SHA1

    1e63142c48d890b59bbd82c77f435e6206631f1e

  • SHA256

    4ba49e1f864ef0116890eea6440d7a8562b498574c1d15467990f5860523572f

  • SHA512

    1d9b075b7bb4f693c6d0c0e62b40104f77dd6ba7b014541ff770376c18919609c20c4dd18dd1236966cc7721e7b274df6c439e30810c164f601b0adafe08226a

  • SSDEEP

    24576:CECdXeb/rR0FPEGNiHWd0A/TPFMceJEvNrRe:pIFPEGNiHW9TtMHJoNVe

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 2 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

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

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • UPX packed file 42 IoCs

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

  • Drops file in Program Files directory 11 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.

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 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:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:340
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2588
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2668
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2804
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3588
                  • C:\Users\Admin\AppData\Local\Temp\4ba49e1f864ef0116890eea6440d7a8562b498574c1d15467990f5860523572f.exe
                    "C:\Users\Admin\AppData\Local\Temp\4ba49e1f864ef0116890eea6440d7a8562b498574c1d15467990f5860523572f.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • Writes to the Master Boot Record (MBR)
                    • Drops autorun.inf file
                    • Drops file in Program Files directory
                    • Drops file in Windows directory
                    • System Location Discovery: System Language Discovery
                    • Modifies Internet Explorer settings
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:4568
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3748
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3928
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:4032
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3004
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3176
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4212
                            • 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:764
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1744

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • C:\wibn.pif

                                  Filesize

                                  97KB

                                  MD5

                                  ac4c18cb2d0cb74a9ef3a76fb4c81b5c

                                  SHA1

                                  533b09c7f9777f4ef654a856da0e940d50dca009

                                  SHA256

                                  aec8c74c5cab0ca0d433dc5fecb2db1893471a02e52a18740839d126c972367a

                                  SHA512

                                  e3ecdef00ff53e03d29b1c49ce3b1d81ec9952d38d747133e08b1249bb06f2dc0b08d0410d5e8501f0559c06e3fef72d8cbb75f67e94f4ec90eed13ad85352f9

                                • memory/4568-0-0x0000000000400000-0x00000000004D9000-memory.dmp

                                  Filesize

                                  868KB

                                • memory/4568-4-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-5-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-7-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-6-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-20-0x00000000040B0000-0x00000000040B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4568-8-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-18-0x00000000040B0000-0x00000000040B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4568-17-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-1-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-16-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-19-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-10-0x0000000004210000-0x0000000004211000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4568-9-0x00000000040B0000-0x00000000040B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4568-3-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-21-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-23-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-22-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-24-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-25-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-26-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-28-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-29-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-30-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-32-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-33-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-35-0x00000000040B0000-0x00000000040B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4568-36-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-39-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-40-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-42-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-44-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-46-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-47-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-50-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-51-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-52-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-54-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-60-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-62-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-64-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-66-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-68-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-70-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-71-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-73-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-78-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-90-0x00000000023C0000-0x000000000347A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-103-0x0000000000400000-0x00000000004D9000-memory.dmp

                                  Filesize

                                  868KB