Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-12-2024 00:36

General

  • Target

    620b0bab5c60ab814d3b5135676626d880f91e56ce692f0689cb90833ca31c76.dll

  • Size

    120KB

  • MD5

    cc0fd9b0d58626d415de6d97a9957a76

  • SHA1

    7f7a010827cd9985d855ece5087eb9d2ca764ccd

  • SHA256

    620b0bab5c60ab814d3b5135676626d880f91e56ce692f0689cb90833ca31c76

  • SHA512

    b8f119f8825a8cf866f5234d37952a0aadb50fdc7ce00e26e43c18ffd23a741e6868c4b3235199702811363ecd7322684a1463e2f545acf12b9afa2f8c0d542d

  • SSDEEP

    3072:HsyCQWozvCVnlaZNW/d8pPzQzxLHbLUC0a:NFCplaRpPMz97LU0

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 10 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 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:780
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:1016
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2552
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2564
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2740
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3560
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\620b0bab5c60ab814d3b5135676626d880f91e56ce692f0689cb90833ca31c76.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4952
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\620b0bab5c60ab814d3b5135676626d880f91e56ce692f0689cb90833ca31c76.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2684
                      • C:\Users\Admin\AppData\Local\Temp\e57975e.exe
                        C:\Users\Admin\AppData\Local\Temp\e57975e.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:1444
                      • C:\Users\Admin\AppData\Local\Temp\e5798e4.exe
                        C:\Users\Admin\AppData\Local\Temp\e5798e4.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3280
                      • C:\Users\Admin\AppData\Local\Temp\e57b6bd.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b6bd.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
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:1108
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3696
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3872
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3972
                      • 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:668
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3620
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:4644
                              • 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:2816

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57975e.exe

                                  Filesize

                                  97KB

                                  MD5

                                  b49eece445425a0336cc9c2f4e479384

                                  SHA1

                                  a8da18de0b9ca6a9bd359c92abcef4e7bb96e0a3

                                  SHA256

                                  e3a993d0fe81f4566db264c3b7569d43534455562dd0df795cdb747f7a3bba80

                                  SHA512

                                  ec8a82b0e13bb6b3d0ada8a754b7251126e88c93cc4834bdf31e5df2826f73fb77d9ac6dbf6a18414754b302a3fbf61e2438d178ea30d4aa662fdf947978b00e

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  ae40a9986c21305a214fcfac95dcb4df

                                  SHA1

                                  dc132fc2159bf4c5a4723b6ef4b6c6e5fa58761c

                                  SHA256

                                  51361345182f15a8967fff791885805996f69b1c813ff95fdf724eabe60d78e1

                                  SHA512

                                  43947e897478db74c6e6081f98ce1eef3b0c7ba2c0dc397fd02e9dc9a0238d0763282d09aac588749fecaf6894f808f5267a43dacd3e944bed0eb143a355c367

                                • memory/1108-47-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1108-132-0x0000000000B50000-0x0000000001C0A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1108-131-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1108-112-0x0000000000B50000-0x0000000001C0A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1108-95-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1108-54-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1108-53-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1108-56-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1444-38-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1444-70-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1444-28-0x00000000006B0000-0x00000000006B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1444-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1444-9-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1444-8-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1444-6-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1444-15-0x00000000006C0000-0x00000000006C1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1444-10-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1444-21-0x00000000006B0000-0x00000000006B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1444-34-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1444-35-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1444-36-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1444-37-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1444-39-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1444-98-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1444-76-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1444-33-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1444-75-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1444-73-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1444-31-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1444-16-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1444-17-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1444-11-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1444-58-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1444-60-0x00000000006B0000-0x00000000006B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1444-61-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1444-63-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1444-64-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1444-65-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1444-67-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2684-44-0x0000000003A60000-0x0000000003A62000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2684-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/2684-12-0x0000000003A60000-0x0000000003A62000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2684-13-0x0000000003AB0000-0x0000000003AB1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2684-18-0x0000000003A60000-0x0000000003A62000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2684-27-0x0000000003A60000-0x0000000003A62000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3280-55-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3280-57-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3280-51-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3280-96-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3280-101-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3280-32-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB