Analysis

  • max time kernel
    103s
  • max time network
    104s
  • 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 15:23

General

  • Target

    fd3b018c606d8b50ffbff36b103fe6fa25b822a9669061eef2f65d52d6880002N.dll

  • Size

    120KB

  • MD5

    d1471a76ba6f37944a94ada05571ca00

  • SHA1

    64ecd2ea624a43e91cc02a919ae2df22684ccee8

  • SHA256

    fd3b018c606d8b50ffbff36b103fe6fa25b822a9669061eef2f65d52d6880002

  • SHA512

    12969cca4d657fcf3bf9a655cd97ffdc5204abd509085e469de45ec8d920b3bcd711c721d02fed2e347d819535a9090e9690c29d8a4c16704a692d3bce54af7a

  • SSDEEP

    3072:U0ehl0bWAX22pbZUlqGdXlaYU8vOiUGM:z2l0bWAX22NelquaYjE

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 4 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 11 IoCs

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

  • UPX packed file 30 IoCs

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

  • Drops file in Program Files directory 4 IoCs
  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 55 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:780
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:64
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2996
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3068
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2684
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3428
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\fd3b018c606d8b50ffbff36b103fe6fa25b822a9669061eef2f65d52d6880002N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:328
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\fd3b018c606d8b50ffbff36b103fe6fa25b822a9669061eef2f65d52d6880002N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4116
                      • C:\Users\Admin\AppData\Local\Temp\e5758de.exe
                        C:\Users\Admin\AppData\Local\Temp\e5758de.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 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:728
                      • C:\Users\Admin\AppData\Local\Temp\e575a45.exe
                        C:\Users\Admin\AppData\Local\Temp\e575a45.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1840
                      • C:\Users\Admin\AppData\Local\Temp\e577753.exe
                        C:\Users\Admin\AppData\Local\Temp\e577753.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
                        • System policy modification
                        PID:1016
                      • C:\Users\Admin\AppData\Local\Temp\e577772.exe
                        C:\Users\Admin\AppData\Local\Temp\e577772.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1512
                • 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:3768
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3860
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3924
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4024
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4196
                            • 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:4152
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3968
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:3836

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e5758de.exe

                                    Filesize

                                    97KB

                                    MD5

                                    119312925e063b250720a1b3b2ee8d89

                                    SHA1

                                    51548a0178a002950c2e9ba55f017fb69ddeab8b

                                    SHA256

                                    094e9819ab1b91a313c8916450d1025caf430196729871ea935c915473160974

                                    SHA512

                                    1f9e19fa694e140884ec7cb38d2dcdb6d57e207daf70f5dbfba4ccf1c189135ccb0c7e7e2a86dddfb47781d382c088d4ccb1eec7adeaaaa3fdd110941bfa70fc

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    7bf638eb1bf34fd81f0358f8e7665e28

                                    SHA1

                                    502152453f01547ef3e9cc87c4553f503b2e0e82

                                    SHA256

                                    3d2bd8da79dc0f81389494fa3a54b558a929e49e61d9489427e92390ac27e2a3

                                    SHA512

                                    001264af41eff5499680132f1037ad76ce14a6bc987654bde86320afebec96b7e11fff82aff8379d8436d6a3f934618b6954fa98bd914e0d8780bdd18cbf0e35

                                  • memory/728-82-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/728-84-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/728-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/728-9-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/728-59-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/728-90-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/728-25-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/728-33-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/728-34-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/728-13-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/728-32-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/728-29-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/728-112-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/728-11-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/728-17-0x0000000003E70000-0x0000000003E71000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/728-99-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/728-87-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/728-86-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/728-12-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/728-36-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/728-37-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/728-38-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/728-39-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/728-40-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/728-60-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/728-43-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/728-57-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/728-8-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/728-10-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/728-26-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/728-42-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/728-80-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/728-78-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/728-75-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/728-73-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1016-139-0x0000000000BA0000-0x0000000001C5A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1016-64-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1016-68-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1016-138-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1016-55-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1016-71-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1016-113-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1016-144-0x0000000000BA0000-0x0000000001C5A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1512-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1512-66-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1512-143-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1512-56-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1512-114-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1840-35-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1840-111-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1840-67-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1840-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1840-62-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4116-28-0x0000000000B10000-0x0000000000B12000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4116-23-0x0000000000B10000-0x0000000000B12000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4116-14-0x0000000000B10000-0x0000000000B12000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4116-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/4116-15-0x0000000000B60000-0x0000000000B61000-memory.dmp

                                    Filesize

                                    4KB