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
    09/11/2024, 12:14

General

  • Target

    5201882e9008a95c8457bca2b1007f5cb9c5011c3037bb226a2c805350a5b4daN.dll

  • Size

    120KB

  • MD5

    81022d4d423cda25e92813b8c701fb00

  • SHA1

    b896410ee121dbdcd6d763ae27416af8fbb1b21b

  • SHA256

    5201882e9008a95c8457bca2b1007f5cb9c5011c3037bb226a2c805350a5b4da

  • SHA512

    d839bfb5921f421efbcaaa758dcf42ba7aaaa3ba6af57a8aaa04cef872732175da99fd9512bc72a5c0a0cee329a2a5f57b6550fbb870786f61e339cf711afb5f

  • SSDEEP

    1536:TiDMiVPJglpj5/LXF5sA3yXoFmwkoTQi8o1Dtp5+pvGjb46:Ti+j1Le4FmFoTQlo1DtupIk

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 3 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 1 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 1 IoCs
  • Enumerates connected drives 3 TTPs 12 IoCs

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

  • UPX packed file 30 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 3 IoCs
  • Drops file in Windows directory 2 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 57 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:784
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:792
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:340
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
          1⤵
            PID:2652
          • C:\Windows\system32\sihost.exe
            sihost.exe
            1⤵
              PID:2660
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2804
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3548
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\5201882e9008a95c8457bca2b1007f5cb9c5011c3037bb226a2c805350a5b4daN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:376
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\5201882e9008a95c8457bca2b1007f5cb9c5011c3037bb226a2c805350a5b4daN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:1256
                      • C:\Users\Admin\AppData\Local\Temp\e57a0e3.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a0e3.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:1700
                      • C:\Users\Admin\AppData\Local\Temp\e57a21c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a21c.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4452
                      • C:\Users\Admin\AppData\Local\Temp\e57c757.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c757.exe
                        4⤵
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • System Location Discovery: System Language Discovery
                        PID:4468
                      • C:\Users\Admin\AppData\Local\Temp\e57c786.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c786.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1920
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3680
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3876
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3968
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4076
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:772
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4196
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:2328
                              • 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:1644
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:4224
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:2932
                                    • C:\Windows\System32\RuntimeBroker.exe
                                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                                      1⤵
                                        PID:1788

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

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                                      Downloads

                                      • C:\Users\Admin\AppData\Local\Temp\e57a0e3.exe

                                        Filesize

                                        97KB

                                        MD5

                                        0457ad3240f5492d9ed77824665e86a0

                                        SHA1

                                        654fdc4b97c6341feb7396268f090451764a1f47

                                        SHA256

                                        6eede2bdb627c979c7f6a108f04a59c7509f65e52b73ab1231ed5823e8cbb712

                                        SHA512

                                        2c6429af2040cbcc03fb6d537673231e7cf6833260bbe6e85bb9edfb116060702d05881fef935eae9466e1f283e8e68e644f8fac5e69077c1a5160f27841b3b2

                                      • memory/1256-14-0x0000000004000000-0x0000000004001000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/1256-49-0x00000000010E0000-0x00000000010E2000-memory.dmp

                                        Filesize

                                        8KB

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

                                        Filesize

                                        128KB

                                      • memory/1256-29-0x00000000010E0000-0x00000000010E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/1256-25-0x00000000010E0000-0x00000000010E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/1256-13-0x00000000010E0000-0x00000000010E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/1700-42-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-76-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-9-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-16-0x0000000003E60000-0x0000000003E61000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/1700-8-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-22-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-12-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-23-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-112-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/1700-27-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-31-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-10-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-11-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-28-0x0000000003510000-0x0000000003512000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/1700-35-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-36-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-37-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-38-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-39-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-41-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-6-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-95-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/1700-48-0x0000000003510000-0x0000000003512000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/1700-102-0x0000000003510000-0x0000000003512000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/1700-92-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-90-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-84-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-83-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-80-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-78-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-24-0x0000000003510000-0x0000000003512000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/1700-75-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-69-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-71-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1700-73-0x0000000000760000-0x000000000181A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1920-125-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/1920-63-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/1920-65-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/1920-68-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4452-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/4452-59-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4452-58-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/4452-66-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4452-116-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/4468-64-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4468-50-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/4468-67-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4468-121-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/4468-61-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/4468-126-0x0000000000B40000-0x0000000001BFA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4468-127-0x0000000000B40000-0x0000000001BFA000-memory.dmp

                                        Filesize

                                        16.7MB