Analysis

  • max time kernel
    96s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-12-2024 13:02

General

  • Target

    033ef704bd310474bde0f51844f625410f97605d9dc86d630db3fc48d4929d23N.dll

  • Size

    120KB

  • MD5

    749a19d95da899fdbfb6bcc7fdd28e20

  • SHA1

    addbbcfe191fe12e89ad3fdf671a6a94f5580ad7

  • SHA256

    033ef704bd310474bde0f51844f625410f97605d9dc86d630db3fc48d4929d23

  • SHA512

    f70b2043de1abe3ced24929592caf0770b0206857c0451a343cfd00cf459a284b74cb2b68e5e1395a6b441a5b15ed0632617f5fe48beb172c209c99cddcbf283

  • SSDEEP

    1536:88Agv7E+rKoqWGzDpeYh/xGEXtndHiIx3Uyz7rhoqBYCp7BTmO8SO1:lAgv7E+H2ztPPG+FpDey3rlBYCpmd1

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 4 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 4 IoCs

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

  • UPX packed file 31 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 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:780
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2684
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2696
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2908
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3436
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\033ef704bd310474bde0f51844f625410f97605d9dc86d630db3fc48d4929d23N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4744
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\033ef704bd310474bde0f51844f625410f97605d9dc86d630db3fc48d4929d23N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:1524
                      • C:\Users\Admin\AppData\Local\Temp\e57a047.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a047.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:3952
                      • C:\Users\Admin\AppData\Local\Temp\e57a3d1.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a3d1.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:1364
                      • C:\Users\Admin\AppData\Local\Temp\e57dd6f.exe
                        C:\Users\Admin\AppData\Local\Temp\e57dd6f.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4184
                      • C:\Users\Admin\AppData\Local\Temp\e57dd8f.exe
                        C:\Users\Admin\AppData\Local\Temp\e57dd8f.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:740
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3572
                  • 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:3848
                      • 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:4008
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4232
                            • 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:2416
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1268

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57a047.exe

                                  Filesize

                                  97KB

                                  MD5

                                  7a1380cfdb7ef39d292d5f154eec2c69

                                  SHA1

                                  2895c695ef3de40cdc65fb8bebd082b23998bc8e

                                  SHA256

                                  a7f16ddb1c792f4e9c5506a52e0653d3f4fd048d340f3c83572973fcab4d10cd

                                  SHA512

                                  fb70657515acdf9c135a0ed2e124413412cedcdad51587d8a940d04f4d8edf2634c709c0dd69939b78ba462452b2303060cf2c56a9eab31bc0571144c5a51c43

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  bde168b49341889b10065846a7adff9c

                                  SHA1

                                  b5c93eecb5d405e8e4ee9f2dc6c94d4e0c0df282

                                  SHA256

                                  961c08953c61bfc348c6adaab4bba1bbb43dde6b351b13aed3857fccdd6c5217

                                  SHA512

                                  99140e39c991ee1c9e2848433719a36df9d769ce4de059f58ce2cb8d6336514b91cff90f1cc28d2513d0c2bed30668f5f17a022fa2605f5359bed91d24508cc0

                                • memory/740-99-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/740-138-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/740-59-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1364-101-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1364-91-0x0000000000BD0000-0x0000000001C8A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1364-89-0x0000000000BD0000-0x0000000001C8A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1364-93-0x0000000000BD0000-0x0000000001C8A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1364-100-0x0000000000BD0000-0x0000000001C8A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1364-42-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1364-90-0x0000000000BD0000-0x0000000001C8A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1364-88-0x0000000000BD0000-0x0000000001C8A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1364-92-0x0000000000BD0000-0x0000000001C8A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1364-87-0x0000000000BD0000-0x0000000001C8A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1364-35-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1364-85-0x0000000000BD0000-0x0000000001C8A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1364-130-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1364-129-0x0000000000BD0000-0x0000000001C8A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1364-40-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1364-41-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1524-28-0x0000000000C10000-0x0000000000C12000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1524-58-0x0000000000C10000-0x0000000000C12000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1524-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/1524-32-0x0000000000C10000-0x0000000000C12000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1524-23-0x0000000000C10000-0x0000000000C12000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1524-24-0x0000000000C20000-0x0000000000C21000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3952-65-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3952-26-0x0000000004370000-0x0000000004371000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3952-44-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3952-27-0x00000000037A0000-0x00000000037A2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3952-57-0x00000000037A0000-0x00000000037A2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3952-38-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3952-60-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3952-61-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3952-62-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3952-63-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3952-84-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3952-36-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3952-31-0x00000000037A0000-0x00000000037A2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3952-8-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3952-37-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3952-43-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3952-14-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3952-17-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3952-16-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3952-11-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3952-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3952-13-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3952-15-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3952-12-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3952-9-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3952-10-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3952-6-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4184-134-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4184-97-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB