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
    22-12-2024 03:44

General

  • Target

    5753322fa7728a12d505500d0cd27b92ba8ed75b9e3426b76ba8d32b59188d25N.dll

  • Size

    120KB

  • MD5

    1cb3284b1bac179c3a71e82049064310

  • SHA1

    798f505bcf9963214c30214bbe1e754ffd30c39c

  • SHA256

    5753322fa7728a12d505500d0cd27b92ba8ed75b9e3426b76ba8d32b59188d25

  • SHA512

    8b9887db9b61bcc3de62239cc3713f344c7a72eb522bee8e7023997a62c11b55a3b64f04ebb7a6399eef198c661e6708494f40e00c8343fbf07409d36a27a6f5

  • SSDEEP

    3072:zjvWWeYkxd7aJpC4TSZKRcf37GCqH/slKw/dr:zvLEGpNeYRcf3KkKSV

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 32 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:756
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:764
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2900
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3056
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:916
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3432
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\5753322fa7728a12d505500d0cd27b92ba8ed75b9e3426b76ba8d32b59188d25N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3032
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\5753322fa7728a12d505500d0cd27b92ba8ed75b9e3426b76ba8d32b59188d25N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:748
                      • C:\Users\Admin\AppData\Local\Temp\e576978.exe
                        C:\Users\Admin\AppData\Local\Temp\e576978.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:2264
                      • C:\Users\Admin\AppData\Local\Temp\e576b2d.exe
                        C:\Users\Admin\AppData\Local\Temp\e576b2d.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3036
                      • C:\Users\Admin\AppData\Local\Temp\e578453.exe
                        C:\Users\Admin\AppData\Local\Temp\e578453.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3452
                      • C:\Users\Admin\AppData\Local\Temp\e578472.exe
                        C:\Users\Admin\AppData\Local\Temp\e578472.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:1460
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3568
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3776
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3864
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3928
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4012
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:432
                            • 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:4920
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:412
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:1488

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e576978.exe

                                    Filesize

                                    97KB

                                    MD5

                                    a7b722975f7320311eeb52f3cbe4b2b5

                                    SHA1

                                    1cd2cf6c8b9bb0a496aeee4f2ce063e2bdb35d5f

                                    SHA256

                                    cbd909acb7bd3fce9ee50b3d81abb22789d7fe2074f5530663d9a1348952c88c

                                    SHA512

                                    ff0aeda868fb426774558cf622b1566dec0aff75833606521424f91029e4b4de95e401170038a7105cdd6e270108a2bc3a2de31760ff06f02aaef49a72a8bce1

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    68952ddcba0420efac59a3a98ca16d49

                                    SHA1

                                    435a80aa4b80458450d07b427259d4086605b568

                                    SHA256

                                    42a7807f9c981e42a2cf5436cf75845272279dd63865840420b009eee3c749bc

                                    SHA512

                                    86b3564a2fe32cfc38e1623468478731b549793474b2f17d880a6b87ea4d88fad51f8befdb6c7cd08f80a8f86a757f9fd93f007e3f3ceab7276fca3e53ec39dc

                                  • memory/748-17-0x00000000006F0000-0x00000000006F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/748-29-0x00000000006E0000-0x00000000006E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/748-16-0x00000000006E0000-0x00000000006E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/748-51-0x00000000006E0000-0x00000000006E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/748-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/748-20-0x00000000006E0000-0x00000000006E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1460-95-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1460-126-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1460-68-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1460-71-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1460-73-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1460-164-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1460-165-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1460-55-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2264-58-0x00000000037A0000-0x00000000037A2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2264-92-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-19-0x00000000040F0000-0x00000000040F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2264-31-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-36-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-35-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-37-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-39-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-38-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-41-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-42-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-13-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2264-6-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-27-0x00000000037A0000-0x00000000037A2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2264-56-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-14-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-59-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-60-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-9-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-15-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-10-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-26-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-114-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2264-100-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-30-0x00000000037A0000-0x00000000037A2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2264-103-0x00000000037A0000-0x00000000037A2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2264-11-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-75-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-76-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-79-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-81-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-83-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-85-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-87-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-8-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2264-90-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3036-89-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3036-64-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3036-69-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3036-63-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3036-135-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3036-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3452-94-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3452-66-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3452-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3452-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3452-146-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3452-54-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB