Analysis

  • max time kernel
    10s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/02/2024, 12:44

General

  • Target
    2024-02-18_cdbcdbd65c050c549f99dfb4b8efbf47_magniber.exe
  • Size 4.3MB
  • Sample240218-pyxg2saa91
  • SHA256 b2196f6ee218510726c1b482949455c937fc841656df9284403d14217c30d807
  • MD5 SHA1 SHA512 SSDEEP

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 2 TTPs 3 IoCs
  • Sality

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

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Detects executables packed with Sality Polymorphic Code Generator or Simple Poly Engine or Sality 23 IoCs
  • UPX dump on OEP (original entry point) 23 IoCs
  • UPX packed file 23 IoCs

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

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Program crash 2 IoCs
  • 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:772
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:768
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2932
          • C:\Windows\system32\DllHost.exe
            C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
            1⤵
              PID:3964
            • C:\Windows\System32\RuntimeBroker.exe
              C:\Windows\System32\RuntimeBroker.exe -Embedding
              1⤵
                PID:656
              • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                1⤵
                  PID:4056
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3768
                  • C:\Windows\Explorer.EXE
                    C:\Windows\Explorer.EXE
                    1⤵
                      PID:3652
                      • C:\Users\Admin\AppData\Local\Temp\2024-02-18_cdbcdbd65c050c549f99dfb4b8efbf47_magniber.exe
                        "C:\Users\Admin\AppData\Local\Temp\2024-02-18_cdbcdbd65c050c549f99dfb4b8efbf47_magniber.exe"
                        2⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Windows security modification
                        • Checks whether UAC is enabled
                        • Drops file in Windows directory
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of AdjustPrivilegeToken
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:2980
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -u -p 2980 -s 468
                          3⤵
                          • Program crash
                          PID:536
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -u -p 2980 -s 488
                          3⤵
                          • Program crash
                          PID:4952
                    • C:\Windows\system32\taskhostw.exe
                      taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                      1⤵
                        PID:3104
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                        1⤵
                          PID:2972
                        • C:\Windows\System32\RuntimeBroker.exe
                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                          1⤵
                            PID:5028
                          • 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:4600
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:4168
                              • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                                "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                                1⤵
                                  PID:3564
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2980 -ip 2980
                                  1⤵
                                    PID:4900
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 2980 -ip 2980
                                    1⤵
                                      PID:4728

                                    Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

                                          Loading Replay Monitor...

                                          Downloads

                                          memory/2980-0-0x0000000000400000-0x00000000008C6000-memory.dmp

                                          memory/2980-1-0x0000000002780000-0x000000000383A000-memory.dmp

                                          memory/2980-3-0x0000000002780000-0x000000000383A000-memory.dmp

                                          memory/2980-4-0x0000000002780000-0x000000000383A000-memory.dmp

                                          memory/2980-5-0x0000000006140000-0x0000000006142000-memory.dmp

                                          memory/2980-7-0x0000000006140000-0x0000000006142000-memory.dmp

                                          memory/2980-8-0x0000000002780000-0x000000000383A000-memory.dmp

                                          memory/2980-6-0x0000000006390000-0x0000000006391000-memory.dmp

                                          memory/2980-9-0x0000000002780000-0x000000000383A000-memory.dmp

                                          memory/2980-10-0x0000000002780000-0x000000000383A000-memory.dmp

                                          memory/2980-11-0x0000000002780000-0x000000000383A000-memory.dmp

                                          memory/2980-12-0x0000000002780000-0x000000000383A000-memory.dmp

                                          memory/2980-13-0x0000000002780000-0x000000000383A000-memory.dmp

                                          memory/2980-14-0x0000000002780000-0x000000000383A000-memory.dmp

                                          memory/2980-30-0x0000000002780000-0x000000000383A000-memory.dmp

                                          memory/2980-31-0x0000000002780000-0x000000000383A000-memory.dmp

                                          memory/2980-32-0x0000000002780000-0x000000000383A000-memory.dmp

                                          memory/2980-39-0x0000000002780000-0x000000000383A000-memory.dmp

                                          memory/2980-40-0x0000000002780000-0x000000000383A000-memory.dmp

                                          memory/2980-45-0x0000000002780000-0x000000000383A000-memory.dmp

                                          memory/2980-48-0x0000000002780000-0x000000000383A000-memory.dmp

                                          memory/2980-49-0x0000000002780000-0x000000000383A000-memory.dmp

                                          memory/2980-54-0x0000000002780000-0x000000000383A000-memory.dmp

                                          memory/2980-55-0x0000000002780000-0x000000000383A000-memory.dmp

                                          memory/2980-58-0x0000000002780000-0x000000000383A000-memory.dmp

                                          memory/2980-60-0x0000000002780000-0x000000000383A000-memory.dmp

                                          memory/2980-62-0x0000000002780000-0x000000000383A000-memory.dmp