Analysis

  • max time kernel
    32s
  • max time network
    97s
  • 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 22:44

General

  • Target

    793b6ae9c21f8c0b5cadc1e1296b573ecc4d2a95e454be3f8350d8c453a0d3fb.dll

  • Size

    120KB

  • MD5

    31e490290396f7024387b7fcc853237d

  • SHA1

    d69426fc1977f07efd1ab4caa46bf8e6bb64f3f7

  • SHA256

    793b6ae9c21f8c0b5cadc1e1296b573ecc4d2a95e454be3f8350d8c453a0d3fb

  • SHA512

    003919f1c8358632d0d23ada36245762622ec1088ba02af04ffbea90275adb6983f875a6c225ea44fd77cd53889e88e3668a5178d255abcfbea0e738cba14184

  • SSDEEP

    3072:WsewQHr+MZe1+g3ZlL966xqy6LcvpCnRN48iHq:Ws2r+rDL0AqyCMuRN48iK

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 13 IoCs

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

  • UPX packed file 28 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 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:772
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:780
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:1016
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2964
          • 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:392
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3456
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\793b6ae9c21f8c0b5cadc1e1296b573ecc4d2a95e454be3f8350d8c453a0d3fb.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:2756
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\793b6ae9c21f8c0b5cadc1e1296b573ecc4d2a95e454be3f8350d8c453a0d3fb.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:1396
                      • C:\Users\Admin\AppData\Local\Temp\e5788b8.exe
                        C:\Users\Admin\AppData\Local\Temp\e5788b8.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:2584
                      • C:\Users\Admin\AppData\Local\Temp\e578993.exe
                        C:\Users\Admin\AppData\Local\Temp\e578993.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:5000
                      • C:\Users\Admin\AppData\Local\Temp\e57b8a1.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b8a1.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:2576
                      • C:\Users\Admin\AppData\Local\Temp\e57b8b1.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b8b1.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2624
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3572
                  • 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:3872
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3940
                        • 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:3852
                            • 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:1320
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1772

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e5788b8.exe

                                  Filesize

                                  97KB

                                  MD5

                                  c0b4e1661853a3da097f4ba48aa32700

                                  SHA1

                                  d58a4071ad522b6b68dce1b533829246e3d27cfa

                                  SHA256

                                  b1f80258801bea1e201fd0f7f25ad6fafa287b71524e0881ca7b356b01ab41a6

                                  SHA512

                                  918892c38b1ec3806ab7dade6c736be0383b08d5b91cfa1495dd0cc3fa47f31762f284ce40239415ce178c04a6acbdf27b0fe9e5eb7510dbc0e6a62c77be6bb6

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  c129a587a755fc91cd7ce14e795a5655

                                  SHA1

                                  f1c7ce6ffe0ee14cb48ad3689feba9f49db319f1

                                  SHA256

                                  5c351b2aeea765faca5b94526a90e12bd49b7eff9de082e6a4a7fc1c280af009

                                  SHA512

                                  430ff02d8f100d96cbdd2ff0d04471498ce47f77b3f0c9d249d2528cce84da95ccedc233ed45811d079bf606c4b3676b3f749ba24a3bc2d26afef41ccb671eba

                                • memory/1396-1-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/1396-25-0x0000000004140000-0x0000000004142000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1396-17-0x0000000004140000-0x0000000004142000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1396-12-0x00000000041D0000-0x00000000041D1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1396-50-0x0000000004140000-0x0000000004142000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1396-11-0x0000000004140000-0x0000000004142000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2576-156-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2576-155-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2576-97-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2584-39-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2584-46-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2584-28-0x0000000000530000-0x0000000000532000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2584-9-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2584-14-0x0000000001A80000-0x0000000001A81000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2584-8-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2584-31-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2584-34-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2584-33-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2584-36-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2584-37-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2584-35-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2584-38-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2584-15-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2584-40-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2584-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2584-6-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2584-16-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2584-19-0x0000000000530000-0x0000000000532000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2584-21-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2584-51-0x0000000000530000-0x0000000000532000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2584-10-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2584-92-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2584-61-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2584-62-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2584-63-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2584-64-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2584-65-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2584-67-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2584-70-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2584-71-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2584-75-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2624-60-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2624-154-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/5000-96-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/5000-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/5000-43-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/5000-42-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/5000-32-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB