Analysis

  • max time kernel
    93s
  • 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 08:02

General

  • Target

    3619e1f8e33018161a7c34ab7988bb28eb7f353381edc531b3a9232fcc207d31.dll

  • Size

    120KB

  • MD5

    90b47eba502c1b8afee365bd04a70aa1

  • SHA1

    4bd43464e18a6bfdcf5711188bc8b517d748ab34

  • SHA256

    3619e1f8e33018161a7c34ab7988bb28eb7f353381edc531b3a9232fcc207d31

  • SHA512

    eec24c018e65729eb36ea1a58f0a582ec7c203d6b411ef91e05e2a96241053dbd26e2c6087df612f9a801f3bcfe50ab1b8402f284f97acbac1101b5abad7674d

  • SSDEEP

    3072:rhVihrNh3l/uOBUloF/iyCFSwTPFixJfeihh/Gbe:rTIll/u+U0i7FFMJXhhZ

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 6 IoCs
  • Sality

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

  • Sality family
  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 3 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 8 IoCs

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

  • UPX packed file 26 IoCs

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

  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:768
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:772
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:392
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2656
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2664
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2828
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3460
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\3619e1f8e33018161a7c34ab7988bb28eb7f353381edc531b3a9232fcc207d31.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:2920
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\3619e1f8e33018161a7c34ab7988bb28eb7f353381edc531b3a9232fcc207d31.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4668
                      • C:\Users\Admin\AppData\Local\Temp\e579d2a.exe
                        C:\Users\Admin\AppData\Local\Temp\e579d2a.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • Checks whether UAC is enabled
                        • Enumerates connected drives
                        • 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:2980
                      • C:\Users\Admin\AppData\Local\Temp\e57a028.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a028.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • Checks whether UAC is enabled
                        • Drops file in Windows directory
                        • System Location Discovery: System Language Discovery
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:2476
                      • C:\Users\Admin\AppData\Local\Temp\e57c2a4.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c2a4.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4476
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3640
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3824
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3920
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3996
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4076
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4116
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:2076
                              • 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:1388
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:5080

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e579d2a.exe

                                    Filesize

                                    97KB

                                    MD5

                                    691b7eb8a57178d7b59cefa2b5c2e8ef

                                    SHA1

                                    44bc1dfe9d299222f941dd624931654a29f12a17

                                    SHA256

                                    c0d28389550d827c08c5b63a8232a39b2d506e867dd3054797d7f35be5f41796

                                    SHA512

                                    64a256c47325db9b401b90e89d85369c623603fbe674078f1dc77ebdca9d307ef3e574db7687c4e2d21b6ce99d91cf89e09ddcc3929229985e732a2c7f75ffa4

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    9dcedd8e6dfd8eb7797e241a99304cf1

                                    SHA1

                                    1766e2ffdd62e33697be679ac00c7a76732e0e5d

                                    SHA256

                                    0104608e00cd9fefe8bd3298b45fcb397feff7bd7355ba8b4763b42389bbfee1

                                    SHA512

                                    563b68f628056aa555a0a95b33f79871266f02e0762a2768f8acf1cfb349e70a9ee01cdbeaf0b5d57a07bd6ecf94874262a0574fa0110d58fa2264fee1424606

                                  • memory/2476-35-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2476-131-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2476-130-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2476-100-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2476-57-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2476-54-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2476-51-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2980-39-0x0000000000830000-0x00000000018EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2980-18-0x0000000000830000-0x00000000018EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2980-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2980-31-0x0000000003660000-0x0000000003662000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2980-19-0x0000000000830000-0x00000000018EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2980-34-0x0000000003660000-0x0000000003662000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2980-9-0x0000000000830000-0x00000000018EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2980-10-0x0000000000830000-0x00000000018EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2980-27-0x0000000003CF0000-0x0000000003CF1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2980-21-0x0000000000830000-0x00000000018EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2980-20-0x0000000000830000-0x00000000018EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2980-11-0x0000000000830000-0x00000000018EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2980-36-0x0000000000830000-0x00000000018EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2980-37-0x0000000000830000-0x00000000018EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2980-38-0x0000000000830000-0x00000000018EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2980-8-0x0000000000830000-0x00000000018EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2980-92-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2980-40-0x0000000000830000-0x00000000018EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2980-74-0x0000000000830000-0x00000000018EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2980-72-0x0000000000830000-0x00000000018EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2980-68-0x0000000000830000-0x00000000018EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2980-14-0x0000000000830000-0x00000000018EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2980-56-0x0000000000830000-0x00000000018EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2980-67-0x0000000000830000-0x00000000018EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2980-6-0x0000000000830000-0x00000000018EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2980-59-0x0000000000830000-0x00000000018EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2980-61-0x0000000003660000-0x0000000003662000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2980-62-0x0000000000830000-0x00000000018EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2980-64-0x0000000000830000-0x00000000018EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2980-66-0x0000000000830000-0x00000000018EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4476-58-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4476-55-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4476-53-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4476-48-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4476-135-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4668-23-0x0000000004920000-0x0000000004922000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4668-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/4668-29-0x0000000004920000-0x0000000004922000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4668-30-0x0000000004A50000-0x0000000004A51000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4668-22-0x0000000004920000-0x0000000004922000-memory.dmp

                                    Filesize

                                    8KB