Analysis

  • max time kernel
    118s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-12-2024 22:50

General

  • Target

    80dab2644e4eea8f145d493ffb5371722135927652a6b2ee162cd4906cee3d40N.exe

  • Size

    65KB

  • MD5

    35338d211460ffd901619cb5a1b8fdf0

  • SHA1

    0d5632e982db75ede5644c9a3926a3000e740762

  • SHA256

    80dab2644e4eea8f145d493ffb5371722135927652a6b2ee162cd4906cee3d40

  • SHA512

    8c98e04c38751a06ac3f149b54aea1421f3b49a9c922d863df3a933ca642e63917775edc9ecafd6fb6fce8306f19044f7e9d6b8efa65105a08a816c7d425754a

  • SSDEEP

    1536:WTlEXdxhp9z5+BvOlTSeQXYwRqu0a72qi2A20C0vCJsgB1o8jqK:Wuxhp9z5HSlIqq02qig7mCJsgB1HWK

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 40 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 registry class 1 IoCs
  • 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:780
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:384
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2876
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2892
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3028
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3444
                  • C:\Users\Admin\AppData\Local\Temp\80dab2644e4eea8f145d493ffb5371722135927652a6b2ee162cd4906cee3d40N.exe
                    "C:\Users\Admin\AppData\Local\Temp\80dab2644e4eea8f145d493ffb5371722135927652a6b2ee162cd4906cee3d40N.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
                    • Modifies registry class
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:1872
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3556
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3756
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3856
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3916
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4004
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3460
                            • 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:3088
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3340
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:676
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:4524

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    • F:\frkrp.exe

                                      Filesize

                                      97KB

                                      MD5

                                      898226224a8c7588ca594c06a13f41a6

                                      SHA1

                                      19558fc81e65ad482ec1492f24293f3e400576b1

                                      SHA256

                                      fb91463511e50fb05a6aedefc7bbcfffa1fe05058870452c33f78dc5c2956409

                                      SHA512

                                      a16295937e6253e8f0ce5236ff3746cb57a231b6f1fdc3356d02aed7e4d82191e772198646601726e117028af31d42803d575194b56a52adada684ab5326acf0

                                    • memory/1872-32-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-70-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-4-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-3-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-7-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-6-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-5-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-13-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-16-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-15-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-19-0x0000000004DC0000-0x0000000004DC1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/1872-21-0x0000000004C70000-0x0000000004C72000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1872-20-0x0000000004C70000-0x0000000004C72000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1872-18-0x0000000004C70000-0x0000000004C72000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1872-17-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-22-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-23-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-24-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-26-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-25-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-28-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-29-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-1-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-14-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-38-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-35-0x0000000004C70000-0x0000000004C72000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1872-36-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-33-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-40-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-42-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-46-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-47-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-49-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-51-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-52-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-54-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-56-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-60-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-61-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-63-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-64-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-0-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/1872-71-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-73-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-78-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-30-0x0000000000810000-0x00000000018CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1872-87-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB