Analysis

  • max time kernel
    33s
  • max time network
    94s
  • 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 11:47

General

  • Target

    cf32a968a28b761c8b2f3d303bf7ad4f038e8bc669bfae4e3a174ec06ad6ff67N.dll

  • Size

    120KB

  • MD5

    d15ac88644863bfe17b9945ece35b050

  • SHA1

    4a11d087e00b66143f021f50e5f411020b6d033f

  • SHA256

    cf32a968a28b761c8b2f3d303bf7ad4f038e8bc669bfae4e3a174ec06ad6ff67

  • SHA512

    033507ccc4424d54c15150090a666b8cfbcac3becab1470a94a5b23df55719f8a4c49249f547ec5e5fa0bfe104af0c1be5bef4126c18f518100f231323c079c7

  • SSDEEP

    3072:tklc/+1mesGUqifJVUgF1R9+6lMBQNXN:9/ROgUgSG

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 12 IoCs

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

  • UPX packed file 27 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:776
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:784
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:1020
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2712
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2784
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3004
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3520
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\cf32a968a28b761c8b2f3d303bf7ad4f038e8bc669bfae4e3a174ec06ad6ff67N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3016
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\cf32a968a28b761c8b2f3d303bf7ad4f038e8bc669bfae4e3a174ec06ad6ff67N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3292
                      • C:\Users\Admin\AppData\Local\Temp\e57b3cf.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b3cf.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:4188
                      • C:\Users\Admin\AppData\Local\Temp\e57b5e2.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b5e2.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4544
                      • C:\Users\Admin\AppData\Local\Temp\e57e88b.exe
                        C:\Users\Admin\AppData\Local\Temp\e57e88b.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 WriteProcessMemory
                        • System policy modification
                        PID:1976
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3632
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3832
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3936
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4048
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3624
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4228
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:4684
                              • 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:548
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:3412

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e57b3cf.exe

                                    Filesize

                                    97KB

                                    MD5

                                    5342703905e9a664e5dffc2a7154f04e

                                    SHA1

                                    cc053248f4e23d9aaef1e6f464a0761f0d83419f

                                    SHA256

                                    f3866110484aa978373ab7806f2f64c147d54550ec58d386ba67726d69049285

                                    SHA512

                                    5b96f1f02940a03ce3017fb161a6c59bac1919e7c4b83c9fa9199c6d6345e7472339fd3cd41190d3a9da6743ae7840b0d3f668c3ed9270e7dd8f06be42e178b1

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    aaf1f9e061e8320111e98767f73ddc46

                                    SHA1

                                    5d9db4d651d1753579854e8d38581c8ee7b031fb

                                    SHA256

                                    76ea9c8c5819d2110cfb58406a07a0a62cb9ba25049a12a85bb0f112301859e4

                                    SHA512

                                    02fed492dab7a0b6911660737279f0ddab50ff52009cc7f95da123a9ac7f360ab78b84f4a7fb9f27d5712400e3298d705b30d45739ecf7395589973deab0a8b1

                                  • memory/1976-145-0x00000000008E0000-0x000000000199A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1976-144-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1976-103-0x00000000008E0000-0x000000000199A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1976-96-0x00000000008E0000-0x000000000199A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3292-26-0x0000000001640000-0x0000000001642000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3292-17-0x00000000016D0000-0x00000000016D1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3292-16-0x0000000001640000-0x0000000001642000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3292-50-0x0000000001640000-0x0000000001642000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3292-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/3292-30-0x0000000001640000-0x0000000001642000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4188-39-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4188-46-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4188-12-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4188-11-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4188-10-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4188-9-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4188-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4188-25-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4188-32-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4188-36-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4188-37-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4188-38-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4188-31-0x0000000001AF0000-0x0000000001AF2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4188-40-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4188-8-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4188-14-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4188-20-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4188-28-0x0000000001AF0000-0x0000000001AF2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4188-51-0x0000000001AF0000-0x0000000001AF2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4188-15-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4188-56-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4188-57-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4188-59-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4188-60-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4188-62-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4188-63-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4188-66-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4188-68-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4188-87-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4188-19-0x0000000001B00000-0x0000000001B01000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4544-91-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4544-89-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4544-42-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4544-43-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4544-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4544-35-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB