Analysis

  • max time kernel
    105s
  • max time network
    110s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/08/2024, 18:40

General

  • Target

    1db82677e9375448affa91613c42e660N.dll

  • Size

    120KB

  • MD5

    1db82677e9375448affa91613c42e660

  • SHA1

    65bbbe18f6bb261dcef0b38ead3d406705a29659

  • SHA256

    c60fda7889044051b263db66ab04c553a3823e931bacfe34134dfbbacbc88ea6

  • SHA512

    3258d01b1040fdeb96065e98ba2010bc536e134634de0968f2557ba3739bc3d1e8898ba8ac69380348589ff362a83209210d94c23939c86eec1f544ee6de63b2

  • SSDEEP

    1536:xAylho0g2qHHXG8eblUgp8zooV94F/EUkBExgatvyJ+zylNdxtZLEkQRnkq7nr+N:OylR7GWhbWgSN94SvEeWIJltcaquY

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
  • Executes dropped EXE 4 IoCs
  • UPX packed file 31 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 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 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:784
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:792
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:376
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
          1⤵
            PID:2672
          • C:\Windows\system32\sihost.exe
            sihost.exe
            1⤵
              PID:2688
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2804
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3552
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\1db82677e9375448affa91613c42e660N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:2988
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\1db82677e9375448affa91613c42e660N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4872
                      • C:\Users\Admin\AppData\Local\Temp\e578685.exe
                        C:\Users\Admin\AppData\Local\Temp\e578685.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:3364
                      • C:\Users\Admin\AppData\Local\Temp\e57880c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57880c.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1940
                      • C:\Users\Admin\AppData\Local\Temp\e57a48d.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a48d.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1912
                      • C:\Users\Admin\AppData\Local\Temp\e57a4ac.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a4ac.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:4356
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3688
                  • 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:3964
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4028
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:704
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3796
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:4088
                              • 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:464
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:3864
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:4576
                                    • C:\Windows\system32\backgroundTaskHost.exe
                                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                      1⤵
                                        PID:3960
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:2572

                                        Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

                                        • C:\Users\Admin\AppData\Local\Temp\e578685.exe

                                          Filesize

                                          97KB

                                          MD5

                                          56655e74e0cf592aec81b3ef6f8c6870

                                          SHA1

                                          e9ee62910304f5c39ea7cec5d2f18fa426fb00ee

                                          SHA256

                                          8ee93bcdfddb42477c38a79d9fb73404475ef4526a6da9c3562eab40b697f0d8

                                          SHA512

                                          a9bd1dff14bd6a4f397e898c1bff413a6401e2797ef38d5b343faa7675ae28a2f65013b13d609b290f25030c771da3a34c9332c56a5b3d4ebdc5e3d5c874a4a0

                                        • C:\Windows\SYSTEM.INI

                                          Filesize

                                          257B

                                          MD5

                                          10d768f4a35cb6debd80b88f186f9352

                                          SHA1

                                          059f57a94ba5964126c9973a25902a65b807ada5

                                          SHA256

                                          a86c2725385b068582072f63efbebabf61d5e61fc56d5271679b6e89cf764d08

                                          SHA512

                                          9291797dbb80c5b6f7f772852c1b509657d4d6a0d590bde7e7553a30e248c316af98ef4f7979915ef37d28a05785fa1e1fdb9ec54e9dbacf6afff8047cc6bf53

                                        • memory/1912-53-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/1912-142-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/1912-67-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/1912-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/1912-63-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/1940-113-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/1940-66-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/1940-61-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/1940-69-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3364-57-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-87-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-23-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-27-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-32-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-30-0x0000000003650000-0x0000000003652000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3364-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/3364-12-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-35-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-34-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-36-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-37-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-39-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-38-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-11-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-9-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-52-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-56-0x0000000003650000-0x0000000003652000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3364-17-0x0000000003E60000-0x0000000003E61000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/3364-59-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-8-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-109-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/3364-99-0x0000000003650000-0x0000000003652000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3364-94-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-89-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-85-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-10-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-13-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-28-0x0000000003650000-0x0000000003652000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3364-72-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-73-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-75-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-78-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-79-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-82-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3364-84-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4356-65-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/4356-90-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4356-71-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4356-68-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4356-118-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4356-54-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/4356-162-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/4356-161-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4872-26-0x0000000001070000-0x0000000001072000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4872-14-0x0000000001070000-0x0000000001072000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4872-15-0x0000000001080000-0x0000000001081000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/4872-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                          Filesize

                                          128KB

                                        • memory/4872-29-0x0000000001070000-0x0000000001072000-memory.dmp

                                          Filesize

                                          8KB