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
    17-12-2024 10:43

General

  • Target

    5e518d9ab0004f4d49e8d86cdd6735688d0909b9b14311ed1cab4cfd55194d68.dll

  • Size

    120KB

  • MD5

    fb029fc6f54fe8d9c84537dc571d61d0

  • SHA1

    d5f8a1f410f95552c2a02e186e8f42814f03773d

  • SHA256

    5e518d9ab0004f4d49e8d86cdd6735688d0909b9b14311ed1cab4cfd55194d68

  • SHA512

    fc14f86e434e00de379d6d7429baff611bf05cb04d57a7afbbd6caaa0be16ee9cd9ae91840fb0c21b09ae2ee3437307b6b55a192e114aff4df87a933affc6241

  • SSDEEP

    3072:soBFxb8t20SSVt0y5EkMuKYKz0xDjWpeG:NFxbM15X7KYKzaDjWpeG

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 11 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 Program Files directory 3 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: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\5e518d9ab0004f4d49e8d86cdd6735688d0909b9b14311ed1cab4cfd55194d68.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1468
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\5e518d9ab0004f4d49e8d86cdd6735688d0909b9b14311ed1cab4cfd55194d68.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4832
                      • C:\Users\Admin\AppData\Local\Temp\e578899.exe
                        C:\Users\Admin\AppData\Local\Temp\e578899.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:684
                      • C:\Users\Admin\AppData\Local\Temp\e5789a2.exe
                        C:\Users\Admin\AppData\Local\Temp\e5789a2.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2116
                      • C:\Users\Admin\AppData\Local\Temp\e57a930.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a930.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:2668
                      • C:\Users\Admin\AppData\Local\Temp\e57a940.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a940.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2892
                • 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\e578899.exe

                                  Filesize

                                  97KB

                                  MD5

                                  b9419cfa00296fe7b7c704f05cd3e342

                                  SHA1

                                  0ba847b984c3cb2765a9b2210cce7eee7b76bced

                                  SHA256

                                  5d3d48abc2188381cf3222f2b2a97252b85f2e6f7efc506d1af486f04ab6be19

                                  SHA512

                                  69b51c04c34880bb273412bf418695330528190e65b7e8d36d5968e99878a0f0fedac96f0c1fe952e4e9996ac3484b99d44632582c622aea6057e353773477e6

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  7275d63c4c75c6629a6e06a911240874

                                  SHA1

                                  331ef46b489da20340d4965e0c993e32287d5cff

                                  SHA256

                                  7757f9265b5e4d31521d119adfcab36289e83a2d09bfb86a35f42faeb1a30d2d

                                  SHA512

                                  add4d80b4a21266f7a7f6045771eb65c3bd1951e93157bee6342cb003b63f635acb8c632eaa95ee4a4793df31bcec93c540d88f61e77db8fbfe1241854f883e6

                                • memory/684-72-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/684-75-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/684-11-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/684-10-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/684-6-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/684-7-0x00007FFA4D1D0000-0x00007FFA4D3C5000-memory.dmp

                                  Filesize

                                  2.0MB

                                • memory/684-18-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/684-12-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/684-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/684-28-0x00000000005A0000-0x00000000005A2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/684-19-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/684-27-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/684-33-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/684-31-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/684-102-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/684-103-0x00007FFA4D1D0000-0x00007FFA4D3C5000-memory.dmp

                                  Filesize

                                  2.0MB

                                • memory/684-23-0x00000000005B0000-0x00000000005B1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/684-92-0x00000000005A0000-0x00000000005A2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/684-34-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/684-35-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/684-36-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/684-37-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/684-83-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/684-82-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/684-51-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/684-81-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/684-38-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/684-80-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/684-68-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/684-61-0x00007FFA4D1D0000-0x00007FFA4D3C5000-memory.dmp

                                  Filesize

                                  2.0MB

                                • memory/684-78-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/684-9-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/684-70-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/684-69-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/684-67-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/684-62-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2116-107-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2116-53-0x0000000000570000-0x0000000000571000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2116-63-0x00007FFA4D1D0000-0x00007FFA4D3C5000-memory.dmp

                                  Filesize

                                  2.0MB

                                • memory/2116-54-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2668-131-0x00007FFA4D1D0000-0x00007FFA4D3C5000-memory.dmp

                                  Filesize

                                  2.0MB

                                • memory/2668-59-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2668-56-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2668-64-0x00007FFA4D1D0000-0x00007FFA4D3C5000-memory.dmp

                                  Filesize

                                  2.0MB

                                • memory/2668-132-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2892-65-0x00007FFA4D1D0000-0x00007FFA4D3C5000-memory.dmp

                                  Filesize

                                  2.0MB

                                • memory/2892-129-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2892-60-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2892-58-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4832-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/4832-24-0x0000000000970000-0x0000000000972000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4832-21-0x0000000000980000-0x0000000000981000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4832-20-0x0000000000970000-0x0000000000972000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4832-30-0x00007FFA4D1D0000-0x00007FFA4D3C5000-memory.dmp

                                  Filesize

                                  2.0MB

                                • memory/4832-47-0x0000000000970000-0x0000000000972000-memory.dmp

                                  Filesize

                                  8KB