Analysis

  • max time kernel
    52s
  • max time network
    62s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-06-2024 19:55

General

  • Target

    30145c92a641a4a40f04066651b4093cc1aeca7914062e2f1b8e9a117ef08134.dll

  • Size

    120KB

  • MD5

    c57cc1c788cd19fbe0370452be81fc90

  • SHA1

    056df98b108c420f0fb1465a64d98f1f2e10090d

  • SHA256

    30145c92a641a4a40f04066651b4093cc1aeca7914062e2f1b8e9a117ef08134

  • SHA512

    d9e81149aee6e191813393e9da59c6302fca109979991a0e8909c32dfe202b55ff63bfc0e171b2e268eb45ef2b0c971c1eee7d3a5ba67fda89a31a258b29da9d

  • SSDEEP

    3072:+2/Jn/VnEW74W6qxqrgKPBBW7gsxGqoW3PCIt:+o1/BE3W6qQPUim/7t

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.

  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Detects executables packed with Sality Polymorphic Code Generator or Simple Poly Engine or Sality 26 IoCs
  • UPX dump on OEP (original entry point) 30 IoCs
  • Executes dropped EXE 3 IoCs
  • UPX packed file 26 IoCs

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

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

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

  • Drops file in Program Files directory 3 IoCs
  • Drops file in Windows directory 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 60 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:808
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:816
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2836
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2972
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:736
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3416
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\30145c92a641a4a40f04066651b4093cc1aeca7914062e2f1b8e9a117ef08134.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:5104
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\30145c92a641a4a40f04066651b4093cc1aeca7914062e2f1b8e9a117ef08134.dll,#1
                      3⤵
                      • Suspicious use of WriteProcessMemory
                      PID:3148
                      • C:\Users\Admin\AppData\Local\Temp\e575294.exe
                        C:\Users\Admin\AppData\Local\Temp\e575294.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
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of AdjustPrivilegeToken
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:4816
                      • C:\Users\Admin\AppData\Local\Temp\e57536f.exe
                        C:\Users\Admin\AppData\Local\Temp\e57536f.exe
                        4⤵
                        • Executes dropped EXE
                        PID:3336
                      • C:\Users\Admin\AppData\Local\Temp\e5780c9.exe
                        C:\Users\Admin\AppData\Local\Temp\e5780c9.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
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:3836
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3560
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3752
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3852
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3916
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3996
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4284
                            • 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:2348

                              Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

                              Loading Replay Monitor...

                              Downloads

                              • C:\Users\Admin\AppData\Local\Temp\e575294.exe

                                Filesize

                                97KB

                                MD5

                                bee317ce3f6683067aef3736de474d94

                                SHA1

                                ed9fb70af7261295f443055047cfb51b646c6aeb

                                SHA256

                                9f9d8b9e8c70b0e5d9ac21f09232ca7fb1bf668cef97c8fd8ad1460042788ce4

                                SHA512

                                fe40b179725c7a446b1c6d6ee215e018976e65827a16b17367f663f296b0a1ffdc81a0aec768b83e43273ecdc4abc4e00a0107d40351f1cdddb0dfe991a276af

                              • C:\Windows\SYSTEM.INI

                                Filesize

                                257B

                                MD5

                                a9f2d46b43c44d9146b4935c55cf0dd8

                                SHA1

                                fc2a0838ab306ae560074d6ef20810ed439f211e

                                SHA256

                                2cd4c308205f6dcdd72f9e0f9bf6a46b74f5e4dd02b16dd79442bdf59aef032d

                                SHA512

                                9c5aafb6a0781be496c307c615bd8508aa60f7e8fda7154129c07499c163b56353b395fe4ddc01445b13f15e0ef6e315232040c4b93b76abf1c08c9089b4f3cf

                              • memory/3148-29-0x0000000000830000-0x0000000000832000-memory.dmp

                                Filesize

                                8KB

                              • memory/3148-19-0x0000000000830000-0x0000000000832000-memory.dmp

                                Filesize

                                8KB

                              • memory/3148-1-0x0000000010000000-0x0000000010020000-memory.dmp

                                Filesize

                                128KB

                              • memory/3148-15-0x0000000000AB0000-0x0000000000AB1000-memory.dmp

                                Filesize

                                4KB

                              • memory/3148-14-0x0000000000830000-0x0000000000832000-memory.dmp

                                Filesize

                                8KB

                              • memory/3148-51-0x0000000000830000-0x0000000000832000-memory.dmp

                                Filesize

                                8KB

                              • memory/3336-91-0x0000000000400000-0x0000000000412000-memory.dmp

                                Filesize

                                72KB

                              • memory/3336-31-0x0000000000400000-0x0000000000412000-memory.dmp

                                Filesize

                                72KB

                              • memory/3336-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                Filesize

                                8KB

                              • memory/3336-42-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                Filesize

                                4KB

                              • memory/3336-43-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                Filesize

                                8KB

                              • memory/3836-147-0x0000000000790000-0x000000000184A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/3836-50-0x0000000000400000-0x0000000000412000-memory.dmp

                                Filesize

                                72KB

                              • memory/3836-103-0x0000000000790000-0x000000000184A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/3836-146-0x0000000000400000-0x0000000000412000-memory.dmp

                                Filesize

                                72KB

                              • memory/3836-112-0x0000000001AF0000-0x0000000001AF2000-memory.dmp

                                Filesize

                                8KB

                              • memory/3836-113-0x0000000001B00000-0x0000000001B01000-memory.dmp

                                Filesize

                                4KB

                              • memory/4816-38-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4816-58-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4816-35-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4816-36-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4816-37-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4816-9-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4816-39-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4816-17-0x0000000003E70000-0x0000000003E71000-memory.dmp

                                Filesize

                                4KB

                              • memory/4816-11-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4816-27-0x0000000003520000-0x0000000003522000-memory.dmp

                                Filesize

                                8KB

                              • memory/4816-30-0x0000000003520000-0x0000000003522000-memory.dmp

                                Filesize

                                8KB

                              • memory/4816-12-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4816-54-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4816-55-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4816-57-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4816-34-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4816-60-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4816-61-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4816-64-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4816-66-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4816-76-0x0000000003520000-0x0000000003522000-memory.dmp

                                Filesize

                                8KB

                              • memory/4816-70-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4816-87-0x0000000000400000-0x0000000000412000-memory.dmp

                                Filesize

                                72KB

                              • memory/4816-25-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4816-33-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4816-26-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4816-10-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4816-8-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4816-6-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4816-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                Filesize

                                72KB