Analysis

  • max time kernel
    92s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/11/2024, 14:11

General

  • Target

    426fd8d69e2b050bb41877f9cb30b8626e6a6f8cab6e42c4d987ebb0c2d89d5bN.dll

  • Size

    120KB

  • MD5

    c48eb80cc3b77e39c07ae36d8199abe0

  • SHA1

    965d423feab916f28bc5e004b2736fcfd809765c

  • SHA256

    426fd8d69e2b050bb41877f9cb30b8626e6a6f8cab6e42c4d987ebb0c2d89d5b

  • SHA512

    986fdbbec6519b00e874962d87ba88b64fdc0a9530c0b8e6cb9951c10b924c2503927fa651d5efc316e3e0a8e96f05b5eca4d99290a5b5db4a2fbcc36eff36a0

  • SSDEEP

    3072:cF/KH+36hN/AHqA/uV1QyqY5GREZ5GGAL0sA:j+CNyqAm175Fzex

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 15 IoCs

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

  • UPX packed file 34 IoCs

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

  • 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:780
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:784
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2948
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2988
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3108
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3520
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\426fd8d69e2b050bb41877f9cb30b8626e6a6f8cab6e42c4d987ebb0c2d89d5bN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1676
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\426fd8d69e2b050bb41877f9cb30b8626e6a6f8cab6e42c4d987ebb0c2d89d5bN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:5024
                      • C:\Users\Admin\AppData\Local\Temp\e57ac5d.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ac5d.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:2836
                      • C:\Users\Admin\AppData\Local\Temp\e57ae51.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ae51.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3020
                      • C:\Users\Admin\AppData\Local\Temp\e57c7b5.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c7b5.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2008
                      • C:\Users\Admin\AppData\Local\Temp\e57c7d4.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c7d4.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:4180
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3636
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3828
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3916
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3988
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4068
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4168
                            • 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:1220
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3508
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:4004
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:4664
                                    • C:\Windows\System32\RuntimeBroker.exe
                                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                                      1⤵
                                        PID:2300

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

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                                      Downloads

                                      • C:\Users\Admin\AppData\Local\Temp\e57ac5d.exe

                                        Filesize

                                        97KB

                                        MD5

                                        c3674444ac8f1e70426277d6d32c371b

                                        SHA1

                                        1ffbf242e6f31b5b58b1f874f2dbe67e8c3ba1a8

                                        SHA256

                                        94196e3d8b1a98e9135e16fb80cfccb2f7f764ddfde8befd866240567305cced

                                        SHA512

                                        ce8fd7ceeed98d213041d325698d74fbf639d6d3f5ab6ef421ce90334e742a2d70516add54e19f3e42e521bf84330098b45e08361c7ca3dd7d057928a20aa545

                                      • C:\Windows\SYSTEM.INI

                                        Filesize

                                        257B

                                        MD5

                                        0cba286d3386dddf3112e2dfb13c65b0

                                        SHA1

                                        7bd67250f89a3a41aba9940987a7f600ad9c07ee

                                        SHA256

                                        4b4b756009970cb7ca1eb0a621b393f380c4db1af7886af68a7427b84a9132ad

                                        SHA512

                                        a9309eb0faf57223886cec3cc80ca1c47bc563765e41ca00a37d8c2a751e22de304bc5fdc0d58eb689678b7fa103455e6ae988faeb8378e40ad83a5aca74d5ee

                                      • memory/2008-73-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2008-145-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/2008-94-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2008-67-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/2008-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2836-59-0x0000000000630000-0x0000000000632000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2836-84-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-31-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/2836-34-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-18-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-30-0x0000000000630000-0x0000000000632000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2836-6-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-28-0x0000000000630000-0x0000000000632000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2836-24-0x0000000000640000-0x0000000000641000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/2836-95-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-113-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/2836-11-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-19-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-9-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-36-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-37-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-38-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-39-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-40-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-42-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-43-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-55-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-101-0x0000000000630000-0x0000000000632000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2836-8-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-60-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-61-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-92-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-90-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-89-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-88-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-85-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-14-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-10-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-20-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-82-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-74-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-76-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2836-80-0x0000000000850000-0x000000000190A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3020-71-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3020-65-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3020-64-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/3020-35-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/3020-117-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/4180-134-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4180-75-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4180-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4180-69-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/4180-164-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/4180-56-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/4180-163-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/5024-25-0x0000000003CA0000-0x0000000003CA2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/5024-29-0x0000000003CA0000-0x0000000003CA2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/5024-22-0x0000000003D30000-0x0000000003D31000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/5024-21-0x0000000003CA0000-0x0000000003CA2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/5024-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                        Filesize

                                        128KB