Analysis

  • max time kernel
    28s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-12-2024 03:25

General

  • Target

    fa4831a044629ddae349896b5cc6b2dc47015b76cd09c88b9029b188dd13f915.dll

  • Size

    120KB

  • MD5

    ea5dfd10ef14c8c2e7c8489d4f4a6edd

  • SHA1

    dac3c6a3b77b095034db3630bc0f6b9169d61d3a

  • SHA256

    fa4831a044629ddae349896b5cc6b2dc47015b76cd09c88b9029b188dd13f915

  • SHA512

    03333e3bf9f55b8e10a1b5cf0d21dd19f3bfa3f5971c1465f48b667f22f45434b782c0f051ee9eb981855d1d853d6296d8d1fac9d6019a2392a5bd3c57bdf030

  • SSDEEP

    1536:Vbv5J+HgKH142iN+dMwx5WD38btu41kGa79xb4z/m5rZjyBkSnX/3Bx0lG:V7/7KH142i7CIbot9g9xb4ql2uSP3Bd

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 15 IoCs

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

  • UPX packed file 32 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • 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:788
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:796
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2652
          • 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:2844
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3488
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\fa4831a044629ddae349896b5cc6b2dc47015b76cd09c88b9029b188dd13f915.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4904
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\fa4831a044629ddae349896b5cc6b2dc47015b76cd09c88b9029b188dd13f915.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3076
                      • C:\Users\Admin\AppData\Local\Temp\e5771a6.exe
                        C:\Users\Admin\AppData\Local\Temp\e5771a6.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:4444
                      • C:\Users\Admin\AppData\Local\Temp\e5772ce.exe
                        C:\Users\Admin\AppData\Local\Temp\e5772ce.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1996
                      • C:\Users\Admin\AppData\Local\Temp\e5794be.exe
                        C:\Users\Admin\AppData\Local\Temp\e5794be.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:2428
                • 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:3848
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3940
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4000
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4088
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3844
                            • 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:4116
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1040
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:1968

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e5771a6.exe

                                    Filesize

                                    97KB

                                    MD5

                                    c7d941c6e0e888e64bb3ed30dd61782b

                                    SHA1

                                    3ab1460dc288539d70d55304933b1f96ec88e4ad

                                    SHA256

                                    98eea928e83630c832cb13e989a4897739ff97829a4a1b7a50b42f9dacb0c5b7

                                    SHA512

                                    e7669401c7c695344ef4ffcee84ae633d66f0b22159b5e80f319c26d316404d7e1c8be494f083eb46fa11a3ca836391b4288a925cd4c3f613fd12ddafb01c6e7

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    fec6d17826a1a84a8b721304ae080083

                                    SHA1

                                    c30383962e571a94d8c02af6a8ff09a769cbadec

                                    SHA256

                                    f7ddc8056557e5bb89dc2384834027f955427186595d4f49a3143ae2deed25b0

                                    SHA512

                                    b2c71154e1b44c4bb89abf68a21ad9fa7c343ff34da2ee8f073fb41879db34ffacd93a6d8df2fcbb2132a7189b2cf8b3cbffa05ff6776ece961840ce7563e9d1

                                  • memory/1996-53-0x0000000000570000-0x0000000000571000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1996-119-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1996-56-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1996-59-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1996-30-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2428-158-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2428-157-0x0000000000B80000-0x0000000001C3A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2428-60-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2428-121-0x0000000000B80000-0x0000000001C3A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2428-57-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2428-55-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2428-47-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3076-31-0x0000000004000000-0x0000000004002000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3076-13-0x0000000004090000-0x0000000004091000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3076-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/3076-12-0x0000000004000000-0x0000000004002000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3076-16-0x0000000004000000-0x0000000004002000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4444-40-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-61-0x0000000001AF0000-0x0000000001AF2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4444-35-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-36-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-37-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-38-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-39-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-33-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-42-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-34-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-51-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-6-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-15-0x0000000001B00000-0x0000000001B01000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4444-10-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-9-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-26-0x0000000001AF0000-0x0000000001AF2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4444-58-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-32-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-29-0x0000000001AF0000-0x0000000001AF2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4444-64-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-65-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-67-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-68-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-71-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-73-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-76-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-77-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-79-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-85-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-86-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-105-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4444-25-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-11-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-17-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-8-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4444-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB