Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2024 23:33

General

  • Target

    1b459d6f4a5d5b3c83de75b4f67b5751cae4418e8991ac3095adbbaf18179572N.dll

  • Size

    120KB

  • MD5

    5e96a38859ec4dcfdf400bb9d15f4430

  • SHA1

    b931c98316098ae778533ad5f1f9d91014947139

  • SHA256

    1b459d6f4a5d5b3c83de75b4f67b5751cae4418e8991ac3095adbbaf18179572

  • SHA512

    832e9aed08044a5f2ef68efa5677d75094a9512fccc6077bcc1f1b6f8423d7a7bf163401fe38811e0c2ce0ba9631c62ce7e17546b83269591bca9aaa5aa0e707

  • SSDEEP

    1536:1Y1FiVBfFMD2t24xhavYudheWgGQiO5BmnuoXbq+B608yP0tVCcBy+o:1CFyB9MShkve3mnuorq+i2iPBy+o

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 14 IoCs

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

  • UPX packed file 28 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:1020
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2544
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2556
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2724
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3520
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\1b459d6f4a5d5b3c83de75b4f67b5751cae4418e8991ac3095adbbaf18179572N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1544
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\1b459d6f4a5d5b3c83de75b4f67b5751cae4418e8991ac3095adbbaf18179572N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2156
                      • C:\Users\Admin\AppData\Local\Temp\e5778e9.exe
                        C:\Users\Admin\AppData\Local\Temp\e5778e9.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:1004
                      • C:\Users\Admin\AppData\Local\Temp\e577add.exe
                        C:\Users\Admin\AppData\Local\Temp\e577add.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4900
                      • C:\Users\Admin\AppData\Local\Temp\e57a97e.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a97e.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1820
                      • C:\Users\Admin\AppData\Local\Temp\e57a99e.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a99e.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:1568
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3660
                  • 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:4004
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4092
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4156
                            • 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:4348
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3280
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:1612

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e5778e9.exe

                                    Filesize

                                    97KB

                                    MD5

                                    b6c319b4bc2245757d01e8cea57559d5

                                    SHA1

                                    398552525399e9c365f1f2ca497e75bcf9e12db9

                                    SHA256

                                    bb628de3a1961838c2079c2996b849b37b272775adc6bffb14f5d6e1d35b7838

                                    SHA512

                                    fb79b7d5159ba0b1718d9d5a8d6dac0fc5d62dbfd09197b1128f4126d65b306cb23ee1f7709e7a6b174aa2e53e5876e2f4f413d282fa27b003e28a876ac90a27

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    6054bc9ca9d0c263b84edb78a703b301

                                    SHA1

                                    97245840c76135522e5c0a9d3426c77e99fb47b5

                                    SHA256

                                    35a8eb1dd23b8fb536e3ca4030c712e51f291659f501931aa5911f5e84326913

                                    SHA512

                                    a145fa9e124693df955aa802bca2f41a4fb1be5de48e89e6a20d7a97af939cfec073099de52b5999f206b5840d9b85de9368b148e5f504f530bbd620a67711d5

                                  • memory/1004-39-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1004-97-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1004-8-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1004-10-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1004-18-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1004-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1004-11-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1004-9-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1004-24-0x0000000000600000-0x0000000000601000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1004-38-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1004-32-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1004-82-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1004-28-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1004-29-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1004-20-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1004-19-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1004-77-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1004-14-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1004-36-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1004-33-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1004-35-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1004-37-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1004-74-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1004-6-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1004-45-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1004-73-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1004-66-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1004-65-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1004-46-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1004-64-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1004-58-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1004-62-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1004-61-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1568-59-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1568-161-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1568-160-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1820-159-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2156-25-0x0000000000B70000-0x0000000000B72000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2156-21-0x0000000000B70000-0x0000000000B72000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2156-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/2156-55-0x0000000000B70000-0x0000000000B72000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2156-31-0x0000000000B70000-0x0000000000B72000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2156-22-0x0000000003ED0000-0x0000000003ED1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4900-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4900-101-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4900-42-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4900-43-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB