Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-12-2024 00:09

General

  • Target

    c054ffda6d0f359deb5db8b9e8cf838e6bc934c473628ea8cbbf3139c1fd376aN.exe

  • Size

    190KB

  • MD5

    2f280c3670a4045928dbe46ae3f9e680

  • SHA1

    d5cff1cd0c4c3701bee6b9b2166dcf35ae7f37d6

  • SHA256

    c054ffda6d0f359deb5db8b9e8cf838e6bc934c473628ea8cbbf3139c1fd376a

  • SHA512

    8b839b9676fec2a9b6d3ea7dbe21fdc3429757f7fcf2b778d506cce224e4a8d2903ff6269e462a0b32c01b272a91659ac7a44348d1170f7e5a4c76203ab162b4

  • SSDEEP

    3072:F0LVpImRqLOUph/bGpTlBeIPnUPMzWfFM9wew5IQ1+LdnwX5c6LsXS5QRNd6:yLVpOjTGpTTeIPnUPG3yIk+p65HISoN

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 21 IoCs

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

  • Drops autorun.inf file 1 TTPs 2 IoCs

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

  • UPX packed file 41 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.

  • Suspicious behavior: EnumeratesProcesses 24 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:776
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:780
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:1020
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
          1⤵
            PID:2608
          • C:\Windows\system32\sihost.exe
            sihost.exe
            1⤵
              PID:2616
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2780
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3508
                  • C:\Users\Admin\AppData\Local\Temp\c054ffda6d0f359deb5db8b9e8cf838e6bc934c473628ea8cbbf3139c1fd376aN.exe
                    "C:\Users\Admin\AppData\Local\Temp\c054ffda6d0f359deb5db8b9e8cf838e6bc934c473628ea8cbbf3139c1fd376aN.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • Drops autorun.inf file
                    • 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:2144
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3656
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3844
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3940
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4004
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:2928
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4120
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:4776
                              • 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:2944
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:2468

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\lyynt.pif

                                    Filesize

                                    97KB

                                    MD5

                                    dec4870f4513bde0deaec53ace2995e7

                                    SHA1

                                    a7ef2c53577f988402e27dc9b534edc6b150ebff

                                    SHA256

                                    4039b000af93b5d897a741263509f15e9032b1de0bece709e99758ff1bb8e7d9

                                    SHA512

                                    18f36dd85583cdc2a3069a8ab5e5ce937c8898a9970f6fe7f28b5abd2ea7af931b6316c135d3154ef398ca888d9329fba1523a55b8458dc65df00271c627e038

                                  • memory/2144-34-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-70-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-21-0x0000000000AF0000-0x0000000000AF2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2144-19-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-17-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-20-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-16-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-7-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-6-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-3-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-10-0x0000000003FF0000-0x0000000003FF1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2144-9-0x0000000000AF0000-0x0000000000AF2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2144-8-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-5-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-33-0x0000000000AF0000-0x0000000000AF2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2144-23-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-24-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-25-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-26-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-29-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-30-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-32-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-22-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-18-0x0000000000AF0000-0x0000000000AF2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2144-55-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-38-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-40-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-42-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-44-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-45-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-46-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-48-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-36-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-56-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-57-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-58-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-60-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-62-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-64-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-66-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-67-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-69-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-0-0x0000000000400000-0x0000000000425000-memory.dmp

                                    Filesize

                                    148KB

                                  • memory/2144-72-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-74-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-78-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-4-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2144-87-0x0000000000400000-0x0000000000425000-memory.dmp

                                    Filesize

                                    148KB