Analysis

  • max time kernel
    35s
  • max time network
    95s
  • 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 11:23

General

  • Target

    f0dc7863a233d80567f9413b85674942d4b9f5f71ea3473c86a03246c85490a4N.dll

  • Size

    120KB

  • MD5

    ae5425fc0a7056183d8fbfa364f65f30

  • SHA1

    10b9909af9942a0c4fb3ca970b478835af587a9d

  • SHA256

    f0dc7863a233d80567f9413b85674942d4b9f5f71ea3473c86a03246c85490a4

  • SHA512

    8475cc41f4f638a8482f0d89d5bca666a53cb9681b6ef46b3186d42c5862ded956244eab86ee592d5de8b3b6861b0b5ff32e33be734d36ef76bf3410f90642b8

  • SSDEEP

    1536:h598T7Ni137aeAo42o4pvUO+YYFnzJIZd+qvogrBTOuIn+IHBDJHlz26huYw0EW:z98T4pHAU6RlzJIZ8pgrhOuEhhD7K1

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 7 IoCs

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

  • UPX packed file 28 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 63 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:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2448
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2480
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2780
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3564
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\f0dc7863a233d80567f9413b85674942d4b9f5f71ea3473c86a03246c85490a4N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3968
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f0dc7863a233d80567f9413b85674942d4b9f5f71ea3473c86a03246c85490a4N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:1468
                      • C:\Users\Admin\AppData\Local\Temp\e579c9e.exe
                        C:\Users\Admin\AppData\Local\Temp\e579c9e.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:1436
                      • C:\Users\Admin\AppData\Local\Temp\e579db7.exe
                        C:\Users\Admin\AppData\Local\Temp\e579db7.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:756
                      • C:\Users\Admin\AppData\Local\Temp\e57db2d.exe
                        C:\Users\Admin\AppData\Local\Temp\e57db2d.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:3936
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3656
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3860
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3956
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4016
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:648
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4200
                            • 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:1412
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3464

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e579c9e.exe

                                  Filesize

                                  97KB

                                  MD5

                                  36eab5ed57139ede8122cf1c12124a52

                                  SHA1

                                  b607d73e31aa4fa52d624246c3ccb52030d4665f

                                  SHA256

                                  75fae5e88610d0d4dac6d2a378d6b18ad20ea7b5b63c2888a3a0bffa4acebe1a

                                  SHA512

                                  f7532a200abcc8341318cf8854dfed418fcaa8221c854d06f9122276054c953d751cf1c2acbe39f25db749829870e364b9ac82c714640c9dd645f83662c381d1

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  256B

                                  MD5

                                  b450b2893ee397e7facc234f7da1dc21

                                  SHA1

                                  98343c2ef8e6ea661c9715aa52549e60813ce27e

                                  SHA256

                                  1feb618bf3be735e29fb1f72cb6a1657071eaaeecd7cc2945b25bc9a16d23808

                                  SHA512

                                  d9b026f63167727789ac53b80b71f72a291991b75cac865f7caf384fed78c2b15c69592a2088ee9bb221acbe79d372323b54a9b2a021d85a744ff5f5ddb123c9

                                • memory/756-32-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/756-85-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/756-88-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/756-42-0x0000000000870000-0x0000000000871000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/756-44-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/756-43-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1436-39-0x00000000008D0000-0x000000000198A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1436-45-0x00000000008D0000-0x000000000198A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1436-31-0x00000000008D0000-0x000000000198A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1436-30-0x00000000008D0000-0x000000000198A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1436-27-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1436-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1436-67-0x00000000008D0000-0x000000000198A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1436-9-0x00000000008D0000-0x000000000198A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1436-15-0x00000000005C0000-0x00000000005C1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1436-25-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1436-10-0x00000000008D0000-0x000000000198A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1436-33-0x00000000008D0000-0x000000000198A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1436-34-0x00000000008D0000-0x000000000198A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1436-36-0x00000000008D0000-0x000000000198A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1436-35-0x00000000008D0000-0x000000000198A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1436-37-0x00000000008D0000-0x000000000198A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1436-84-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1436-38-0x00000000008D0000-0x000000000198A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1436-11-0x00000000008D0000-0x000000000198A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1436-6-0x00000000008D0000-0x000000000198A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1436-8-0x00000000008D0000-0x000000000198A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1436-16-0x00000000008D0000-0x000000000198A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1436-46-0x00000000008D0000-0x000000000198A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1436-48-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1436-62-0x00000000008D0000-0x000000000198A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1436-61-0x00000000008D0000-0x000000000198A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1436-59-0x00000000008D0000-0x000000000198A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1436-60-0x00000000008D0000-0x000000000198A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1468-17-0x00000000006A0000-0x00000000006A2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1468-47-0x00000000006A0000-0x00000000006A2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1468-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/1468-26-0x00000000006A0000-0x00000000006A2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1468-12-0x00000000006A0000-0x00000000006A2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1468-13-0x0000000000870000-0x0000000000871000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3936-89-0x0000000000880000-0x000000000193A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3936-95-0x0000000000880000-0x000000000193A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3936-93-0x0000000000880000-0x000000000193A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3936-92-0x0000000000880000-0x000000000193A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3936-91-0x0000000000880000-0x000000000193A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3936-57-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3936-136-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3936-137-0x0000000000880000-0x000000000193A000-memory.dmp

                                  Filesize

                                  16.7MB