Analysis

  • max time kernel
    92s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-12-2024 23:18

General

  • Target

    5e9ceb2255d6790ef89581932b81c685f439f2863f4e7301fd48421636e20537.dll

  • Size

    120KB

  • MD5

    f9b69a5cc8a91828a1b74cd743f78f89

  • SHA1

    6dd2c08c2dc836abced1818ac69cfb7a6d5d1913

  • SHA256

    5e9ceb2255d6790ef89581932b81c685f439f2863f4e7301fd48421636e20537

  • SHA512

    84e27fe0e8a43249b575e9ab3c166db71f52721a1dfc4abbf5db54119bea661037746c31f68820485cd8768419bfb1280575f351ffc9d8ba5456a6c67235da72

  • SSDEEP

    1536:3m/4T39wRk2A7W88MI3JPCbJPXgGvunM5EMNzS0j9Yzehbjn67MclM5:324mRFfFlCbKK5EMNzS0jvj67u

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 14 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 54 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:780
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:64
        • 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:2896
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2976
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3504
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\5e9ceb2255d6790ef89581932b81c685f439f2863f4e7301fd48421636e20537.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1620
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\5e9ceb2255d6790ef89581932b81c685f439f2863f4e7301fd48421636e20537.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:440
                      • C:\Users\Admin\AppData\Local\Temp\e578e26.exe
                        C:\Users\Admin\AppData\Local\Temp\e578e26.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:4884
                      • C:\Users\Admin\AppData\Local\Temp\e578f4f.exe
                        C:\Users\Admin\AppData\Local\Temp\e578f4f.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2428
                      • C:\Users\Admin\AppData\Local\Temp\e57a96f.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a96f.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:2020
                      • C:\Users\Admin\AppData\Local\Temp\e57a97e.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a97e.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2584
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3620
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3812
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3912
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3976
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4060
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4252
                            • 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:3512
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:632

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e578e26.exe

                                  Filesize

                                  97KB

                                  MD5

                                  aa0df9b1bc0254f008fd18912a8cd133

                                  SHA1

                                  4c0c65e789be0a272efe87c3a6b23b2a5d1e7aa7

                                  SHA256

                                  6c7603cd914b1f4e0444dcd88dc46880d1d1e4ff470cb771c79f82a58c6e591d

                                  SHA512

                                  2f6186c1b24bc4e9b7c61e5be5d432b74f481b0ad3fb300a62731a453bc7d5fd128c6bc1650550fc409fe10a66e9099ac849eec0c6228b4c86f0e5f51f4fbe29

                                • memory/440-29-0x00000000009B0000-0x00000000009B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/440-15-0x00000000009B0000-0x00000000009B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/440-19-0x00000000009B0000-0x00000000009B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/440-28-0x00000000009C0000-0x00000000009C1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/440-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/2020-132-0x0000000000B40000-0x0000000001BFA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2020-64-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2020-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2020-87-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2020-68-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2020-127-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2020-133-0x0000000000B40000-0x0000000001BFA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2428-65-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2428-62-0x0000000000530000-0x0000000000531000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2428-122-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2428-69-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2428-86-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2584-131-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2584-99-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2584-67-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2584-71-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2584-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4884-58-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-78-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-42-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-43-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-55-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-57-0x0000000001AF0000-0x0000000001AF2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4884-40-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-59-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-38-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-37-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-36-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-33-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-9-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-18-0x00000000040F0000-0x00000000040F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4884-8-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-30-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-27-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-73-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-75-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-39-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-80-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-81-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-83-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-82-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-85-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-31-0x0000000001AF0000-0x0000000001AF2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4884-34-0x0000000001AF0000-0x0000000001AF2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4884-90-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-92-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-14-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-104-0x0000000001AF0000-0x0000000001AF2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4884-101-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-12-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-118-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4884-13-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-11-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-10-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB