Analysis

  • max time kernel
    94s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-12-2024 05:08

General

  • Target

    fe5383e30c1e500f7fded26022092a5c56314449304c7c5213b15108e0c17591.dll

  • Size

    120KB

  • MD5

    72c9138e6477cd36ef121d4b8b25b297

  • SHA1

    ee1843156d417d2a4e9fc2d804b4859f72553296

  • SHA256

    fe5383e30c1e500f7fded26022092a5c56314449304c7c5213b15108e0c17591

  • SHA512

    590dc83580df5dce387a223c93a3bc1bd1f47016d27e45038101b8a45ff83a45bc0226c43a69f59ba520d64a73f553dcc21a8fec3d12469dad7eda8980745544

  • SSDEEP

    3072:Xz4Io97V3wo1Sll8jSd6enbNxy3eJBzd:Xz4IWwocS2I3y

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 30 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 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:804
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:800
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:64
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2824
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2872
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3008
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3340
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\fe5383e30c1e500f7fded26022092a5c56314449304c7c5213b15108e0c17591.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4592
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\fe5383e30c1e500f7fded26022092a5c56314449304c7c5213b15108e0c17591.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3780
                      • C:\Users\Admin\AppData\Local\Temp\e57a5a6.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a5a6.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:2084
                      • C:\Users\Admin\AppData\Local\Temp\e57a817.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a817.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1304
                      • C:\Users\Admin\AppData\Local\Temp\e57c69c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c69c.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2644
                      • C:\Users\Admin\AppData\Local\Temp\e57c6da.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c6da.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:3932
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3556
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3748
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3840
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3912
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4036
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3380
                            • 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:4136
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4576
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:1876
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:4436
                                    • C:\Windows\system32\backgroundTaskHost.exe
                                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                      1⤵
                                        PID:1148

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

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                                      Downloads

                                      • C:\Users\Admin\AppData\Local\Temp\e57a5a6.exe

                                        Filesize

                                        97KB

                                        MD5

                                        84d6473af7a3fe717c93029cb19a3b4f

                                        SHA1

                                        53029754f72672d8edd192f195b722e97b9099d4

                                        SHA256

                                        dfbad2f849b2cf61a583465cdf5272ded69fc5e3d11133be734fab55b3f2fb2e

                                        SHA512

                                        827274670de9f064adc183acfec645c8d12946e64ecac1d4969aeda9e0851cc744337612b6a3a90896c558ff68c7b340bf165c8609636ebe64ea99d6309255fc

                                      • C:\Windows\SYSTEM.INI

                                        Filesize

                                        256B

                                        MD5

                                        6a9b6142d9060fb8de629b56de91a017

                                        SHA1

                                        ca089f04adabd8dfea77670189cafc3030fbf74c

                                        SHA256

                                        df36dd6cb6b55132eb6ad10dab93598c6aae21043da67e8941241f1113e56889

                                        SHA512

                                        846e77c96daf758a7bc3427097332d1783d92bf6dc28030720ffbddb574954a9179801927e6868955bf6143f08c37a02b4d75781b73a563f6cb85c19ce1c4237

                                      • memory/1304-32-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/1304-117-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/1304-80-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/1304-59-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/1304-60-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/1304-61-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2084-57-0x0000000001BC0000-0x0000000001BC2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2084-84-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-31-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-34-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-11-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-27-0x0000000001BC0000-0x0000000001BC2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2084-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/2084-33-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-25-0x0000000001BC0000-0x0000000001BC2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2084-15-0x0000000003D30000-0x0000000003D31000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/2084-6-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-113-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/2084-10-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-36-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-35-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-37-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-38-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-39-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-95-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-105-0x0000000001BC0000-0x0000000001BC2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2084-54-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-55-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-92-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-86-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-30-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-82-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-81-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-8-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-77-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-16-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-9-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-75-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-70-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-71-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-73-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2644-85-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2644-63-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/2644-64-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2644-65-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2644-146-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/2644-46-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/3780-12-0x0000000003BB0000-0x0000000003BB2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3780-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/3780-18-0x0000000003BB0000-0x0000000003BB2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3780-13-0x0000000003C40000-0x0000000003C41000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/3780-26-0x0000000003BB0000-0x0000000003BB2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3932-69-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3932-94-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3932-68-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3932-53-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/3932-129-0x0000000000B50000-0x0000000001C0A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3932-67-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/3932-167-0x0000000000B50000-0x0000000001C0A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3932-168-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB