Analysis

  • max time kernel
    32s
  • max time network
    94s
  • 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 17:48

General

  • Target

    eec132b75875bb6fa9c3f8d9d27eb7165f9d927be8bbb038654b78b68479adceN.dll

  • Size

    120KB

  • MD5

    5e9a40d806c27dba6088749724e1baf0

  • SHA1

    11e59a1cecbbd675a7bf2c2153ad63e9686f1059

  • SHA256

    eec132b75875bb6fa9c3f8d9d27eb7165f9d927be8bbb038654b78b68479adce

  • SHA512

    d0b8dfe8daafe2853a5dad8255eff026f380c377cddf60da9f71d5efd1099ecd4076ca7020849590ec745b70879e8c4436d1d79e5a8e5df36a7564d39866f50b

  • SSDEEP

    1536:bwF4Tnpl3i5tzFCcEqq9BkMR8KArnY4GB1WcTV+S7uYSFnMq67Zzk8nFa:cuzzyBFCbL96MR8vrnt6lRixFnhM

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 8 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 64 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:764
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:772
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2864
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3076
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3228
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3520
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\eec132b75875bb6fa9c3f8d9d27eb7165f9d927be8bbb038654b78b68479adceN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4552
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\eec132b75875bb6fa9c3f8d9d27eb7165f9d927be8bbb038654b78b68479adceN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3164
                      • C:\Users\Admin\AppData\Local\Temp\e5775dc.exe
                        C:\Users\Admin\AppData\Local\Temp\e5775dc.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:1952
                      • C:\Users\Admin\AppData\Local\Temp\e577705.exe
                        C:\Users\Admin\AppData\Local\Temp\e577705.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1724
                      • C:\Users\Admin\AppData\Local\Temp\e57a901.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a901.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:3704
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3648
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3836
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3948
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4052
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3752
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4164
                            • 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:652
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:5024
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:536

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e5775dc.exe

                                    Filesize

                                    97KB

                                    MD5

                                    e3cc3480a24260c512bafde2f4efbe9d

                                    SHA1

                                    6a49a2da0078a35f29e85badf58c6bb53f3965df

                                    SHA256

                                    79c7403ee0ea2cb5abda04f0683b7fcd51ab8e9f9bf3dff5213c1ad7c05e195f

                                    SHA512

                                    ac091370807b01c3ecba02cd49d51a931621c2dc64a841942f4665c371ea8119af2459b20b3ed7e56c3e51cfbc54d3e93c560cd9aac59b4124343709b846b81c

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    87b949447ac4db8810c60ce4d678dcd6

                                    SHA1

                                    7436ecb0e1127b2db0d1d708ce2198a0eea50f0f

                                    SHA256

                                    2fb4ea0fb571e9b51c3983c5a088ae3edc5fe5459b4dfd05f280eaee67ac525f

                                    SHA512

                                    70446d07b9fe14c62fa8a7fc5bf2a14c5f40dfe910e014d4bddaf2c78947054c2e21fc6875cc344ab66afc8cbc7ee89a50710f8887e48123b5b338410b7819a5

                                  • memory/1724-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1724-88-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1724-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1724-43-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1724-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1724-41-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1952-36-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1952-9-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1952-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1952-28-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1952-33-0x00000000019F0000-0x00000000019F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1952-32-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1952-29-0x00000000019F0000-0x00000000019F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1952-10-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1952-84-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1952-17-0x0000000001A00000-0x0000000001A01000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1952-6-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1952-13-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1952-11-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1952-8-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1952-37-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1952-63-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1952-38-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1952-27-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1952-26-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1952-39-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1952-12-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1952-42-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1952-62-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1952-53-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1952-54-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1952-56-0x00000000019F0000-0x00000000019F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1952-57-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1952-59-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1952-60-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3164-49-0x0000000004340000-0x0000000004342000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3164-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/3164-14-0x0000000004340000-0x0000000004342000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3164-15-0x00000000043A0000-0x00000000043A1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3164-18-0x0000000004340000-0x0000000004342000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3164-35-0x0000000004340000-0x0000000004342000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3704-89-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3704-97-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3704-93-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3704-92-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3704-98-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3704-136-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3704-137-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB