Analysis

  • max time kernel
    116s
  • 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
    18-12-2024 07:39

General

  • Target

    61851419037d013e405408369f88b071203f8e537bbd663c11a79c0e2ced14feN.exe

  • Size

    100KB

  • MD5

    f0e2ff679af74391469aa1d63539abe0

  • SHA1

    23388e2f04ab7d1f3c6a31c3875ce1405b61760d

  • SHA256

    61851419037d013e405408369f88b071203f8e537bbd663c11a79c0e2ced14fe

  • SHA512

    628868578368ebe5fee1bd4d72a60eea056c16592ca4e842c68ff4f1b682a4e8c216755f70ebbe6f8ef0928d77bb2df54df12613993fe5918b8685b58587acc0

  • SSDEEP

    1536:fc/HKJosyyzdaGDAUhJUDNJw3sEbMlGHbXDT6rLRJpPBMvY62fw5Jp65vFT0s9cj:fc/qWsJdaGDAnmMwT6PRJpPBMv15wd9

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

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

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 38 IoCs

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

  • Drops file in Program Files directory 11 IoCs
  • Drops file in Windows directory 1 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:1012
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2700
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2820
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2888
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3476
                  • C:\Users\Admin\AppData\Local\Temp\61851419037d013e405408369f88b071203f8e537bbd663c11a79c0e2ced14feN.exe
                    "C:\Users\Admin\AppData\Local\Temp\61851419037d013e405408369f88b071203f8e537bbd663c11a79c0e2ced14feN.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:1956
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3616
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3796
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3896
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3972
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4056
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3496
                            • 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:5000
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1172
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:3704

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\bkmbju.exe

                                    Filesize

                                    100KB

                                    MD5

                                    990885cecedcc86eeee81d909beee2cf

                                    SHA1

                                    0daa63faafec79ac963f4bf1530f47bf52678d87

                                    SHA256

                                    14e985224b7841399bb422568635d5c04af1acbc67b4ab0752dfab48faf4bc78

                                    SHA512

                                    27cc6517390e7f503fa3da378ad179b792ff342c6371c0381771d5d66c99a9fb7aab8a89e9f75458722d5f901b502869689cdb4f35339c559081eb5c6f9ee2ac

                                  • memory/1956-25-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-8-0x00000000033F0000-0x00000000033F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1956-6-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-26-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-9-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-4-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-11-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-5-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-10-0x00000000033E0000-0x00000000033E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1956-7-0x00000000033E0000-0x00000000033E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1956-13-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-14-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-15-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-16-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-17-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-18-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-19-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-30-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-22-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-23-0x00000000033E0000-0x00000000033E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1956-24-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-0-0x0000000000400000-0x0000000000416000-memory.dmp

                                    Filesize

                                    88KB

                                  • memory/1956-12-0x00000000033E0000-0x00000000033E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1956-3-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-20-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-32-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-34-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-36-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-39-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-40-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-41-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-42-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-44-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-46-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-47-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-49-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-51-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-53-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-54-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-61-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-63-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-67-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-68-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-28-0x00000000021C0000-0x000000000324E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1956-79-0x0000000000400000-0x0000000000416000-memory.dmp

                                    Filesize

                                    88KB