Analysis

  • max time kernel
    92s
  • max time network
    93s
  • 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 13:30

General

  • Target

    f0c97bfd57fb129eea45335dc2455e188e1c41563d728d3e299cc6816e7237ab.dll

  • Size

    120KB

  • MD5

    f4f643e97670d7666ae367b2196b4b50

  • SHA1

    6d9ab50b49ea89ab26e0f8f47b0a3f0868085833

  • SHA256

    f0c97bfd57fb129eea45335dc2455e188e1c41563d728d3e299cc6816e7237ab

  • SHA512

    bd2bba8505430700522953c8a0dc7c79fc3b56821eac238a3c93f1eaa87dba590a1fcac4fae5db895cacd35e8ff47fd7437f6e0817fb8b24e470274909210e0d

  • SSDEEP

    3072:tK6ioXmfTybpc2pkjhDW/nm8GQUqx7dewAXCI:cToXuTCmQiDcn5ndLGCI

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 7 IoCs

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

  • UPX packed file 29 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 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 63 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:776
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:780
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:60
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2528
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2580
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2756
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3520
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\f0c97bfd57fb129eea45335dc2455e188e1c41563d728d3e299cc6816e7237ab.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:224
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f0c97bfd57fb129eea45335dc2455e188e1c41563d728d3e299cc6816e7237ab.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:1256
                      • C:\Users\Admin\AppData\Local\Temp\e579e92.exe
                        C:\Users\Admin\AppData\Local\Temp\e579e92.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:1852
                      • C:\Users\Admin\AppData\Local\Temp\e57a180.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a180.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4924
                      • C:\Users\Admin\AppData\Local\Temp\e57d38c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57d38c.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:3456
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3672
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3868
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3956
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4020
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:408
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4128
                            • 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:3796
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3732

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e579e92.exe

                                  Filesize

                                  97KB

                                  MD5

                                  d816ac504664d18af73a18c0f8554ed0

                                  SHA1

                                  1b5716afa4de7b36aacce71a70d1091bcfe8f073

                                  SHA256

                                  babbf3f21e1ed39d49652fc04f831dff5fe45c0f2cad78e549a79d39726953c0

                                  SHA512

                                  563162b9c363be9478810c6ecad2499c4ba357c2158beb78e75ca90db933639313f04ae49ee379e27cc599eb499abe738dc9dbf6b545cfa9d2ebb24768147e28

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  42b4af2c37721fadea662f37cbac0c7c

                                  SHA1

                                  f830bf330db8d62e1e9f513c4ea89594ec71f3ea

                                  SHA256

                                  ca6f8074450cabeca50a3c490e9d51518a67b1c730068a6b7356c30b89890a82

                                  SHA512

                                  2b31a4748f78ad75c338feb07258764a96c872cd2578737c20c29ab76748410ca154efae0664a968c5bacc0a646f73ff808b7d530bbcee19f32493a831024c8c

                                • memory/1256-31-0x0000000004970000-0x0000000004971000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1256-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/1256-23-0x00000000042B0000-0x00000000042B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1256-24-0x00000000042B0000-0x00000000042B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1256-30-0x00000000042B0000-0x00000000042B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1852-39-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1852-45-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1852-32-0x0000000003660000-0x0000000003662000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1852-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1852-35-0x0000000003660000-0x0000000003662000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1852-22-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1852-14-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1852-13-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1852-21-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1852-28-0x0000000004370000-0x0000000004371000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1852-10-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1852-11-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1852-15-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1852-8-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1852-9-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1852-38-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1852-37-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1852-6-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1852-83-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1852-67-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1852-63-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1852-12-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1852-44-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1852-55-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1852-57-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1852-59-0x0000000003660000-0x0000000003662000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1852-58-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1852-61-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3456-90-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3456-94-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3456-104-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3456-93-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3456-92-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3456-88-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3456-132-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3456-133-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4924-41-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4924-42-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4924-87-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4924-36-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4924-43-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB