Analysis

  • max time kernel
    94s
  • max time network
    99s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-12-2024 18:52

General

  • Target

    d1a7cb09d9fdc676bafbb0b0d762c1e9d962501e407b38690f8740b39c0a8f1fN.dll

  • Size

    120KB

  • MD5

    cf1ddd443bc7730e9a8650f05b8e6db0

  • SHA1

    fc26e67438c218dc19772230d6587fef734462f5

  • SHA256

    d1a7cb09d9fdc676bafbb0b0d762c1e9d962501e407b38690f8740b39c0a8f1f

  • SHA512

    da7e58a1aa12a73180b8127c05bff21b9c839b36c066e12395c610da7204763ec9e137a82561240908d44dc95b7dc782b0d539cb09cc527855db6b302406965c

  • SSDEEP

    3072:zv5nXerm4K0AdlZ9to51pCYaJXlZ5M7XGZlijkiI:zNXWK0EhorpqhlZi7XG3ijI

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 3 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 33 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 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 53 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:808
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2660
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:788
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3140
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3408
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\d1a7cb09d9fdc676bafbb0b0d762c1e9d962501e407b38690f8740b39c0a8f1fN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3196
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\d1a7cb09d9fdc676bafbb0b0d762c1e9d962501e407b38690f8740b39c0a8f1fN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2204
                      • C:\Users\Admin\AppData\Local\Temp\e57882b.exe
                        C:\Users\Admin\AppData\Local\Temp\e57882b.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:1088
                      • C:\Users\Admin\AppData\Local\Temp\e578906.exe
                        C:\Users\Admin\AppData\Local\Temp\e578906.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:532
                      • C:\Users\Admin\AppData\Local\Temp\e57a3b2.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a3b2.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
                        • System policy modification
                        PID:228
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3544
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3736
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3856
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3920
                        • 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:3768
                            • 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:4908
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:468
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:3216
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:1072

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Temp\e57882b.exe

                                      Filesize

                                      97KB

                                      MD5

                                      814ba4d555057ba3a91dfe0b68ddbea3

                                      SHA1

                                      155678787d9e995ba051ed37d7453ecbc80829e4

                                      SHA256

                                      f28bee002732aafbc1f6226a40b3534995ad0bb1d4e46176009eb1fb41248ebf

                                      SHA512

                                      b5bb6290cd6eb3264f0a8f0d100e89271699a625ef17193d6ea9b508c0f57a7a3181919730c8bdaa1ac524dee9b35856e34185852a4fec39e76ee4b69c0d0a34

                                    • C:\Windows\SYSTEM.INI

                                      Filesize

                                      257B

                                      MD5

                                      4e7c6d83ae8015ceb90ecc697e0b4835

                                      SHA1

                                      e49d34ca199c89ef5a5666f9bd762522ef3cfff4

                                      SHA256

                                      b332534d097b59eb7d30943b5ef34ed3b2508bcee9ae713d8d1738b403b5447e

                                      SHA512

                                      973f9dca7a3b4c96b18e43bcfa95ee0046bcbb015e449a37822c4db06d01e7435fa4c0fd5e0afc721fc34ca82865ccc707ec9ec452891dd3930738d088bb4892

                                    • memory/228-61-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/228-132-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-129-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-131-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/228-51-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/228-84-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/228-65-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/228-63-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/532-83-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/532-62-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/532-59-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/532-64-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/532-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/1088-43-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-29-0x0000000000630000-0x0000000000632000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1088-11-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/1088-9-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-8-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-36-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-37-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-38-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-39-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-40-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-42-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-17-0x0000000000640000-0x0000000000641000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/1088-10-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-52-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-54-0x0000000000630000-0x0000000000632000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1088-55-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-56-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-35-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-33-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-106-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/1088-27-0x0000000000630000-0x0000000000632000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1088-20-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-32-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-67-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-68-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-71-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-73-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-74-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-76-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-77-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-79-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-81-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-12-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-13-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-85-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1088-96-0x0000000000630000-0x0000000000632000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1088-88-0x0000000000850000-0x000000000190A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2204-28-0x0000000004960000-0x0000000004962000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2204-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/2204-18-0x0000000004960000-0x0000000004962000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2204-14-0x0000000004960000-0x0000000004962000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2204-15-0x00000000049F0000-0x00000000049F1000-memory.dmp

                                      Filesize

                                      4KB