Analysis

  • max time kernel
    96s
  • 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
    31/12/2024, 17:16

General

  • Target

    c560e24d246655a482b50c8fd7b57a75e978f668aac7fdcf9524edab658ffd11.dll

  • Size

    120KB

  • MD5

    7b8176edba304d3024be3b3608a01153

  • SHA1

    6a910fd00353d6a19e26a28c53e4b1fc1f95800d

  • SHA256

    c560e24d246655a482b50c8fd7b57a75e978f668aac7fdcf9524edab658ffd11

  • SHA512

    4a66cf10a2fb342157853064dc69d3468a5f1da931d0fff7c4b9023db530c2a5c0c55dea01a1fb1a754ea2b3f2f0779992262f27985a367dde3a0e97f2fe64bd

  • SSDEEP

    3072:tcrC5kyNGTSps1tlNooeYLzLlPGQlmb5nb:t0CqyouaD/oyLz8b

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 12 IoCs

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

  • UPX packed file 27 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:784
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:384
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2620
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2648
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2768
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3428
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\c560e24d246655a482b50c8fd7b57a75e978f668aac7fdcf9524edab658ffd11.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4996
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\c560e24d246655a482b50c8fd7b57a75e978f668aac7fdcf9524edab658ffd11.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4236
                      • C:\Users\Admin\AppData\Local\Temp\e57d978.exe
                        C:\Users\Admin\AppData\Local\Temp\e57d978.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:2204
                      • C:\Users\Admin\AppData\Local\Temp\e57dbc9.exe
                        C:\Users\Admin\AppData\Local\Temp\e57dbc9.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3628
                      • C:\Users\Admin\AppData\Local\Temp\e58003a.exe
                        C:\Users\Admin\AppData\Local\Temp\e58003a.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:1860
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3560
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3756
                    • 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:4076
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:1136
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:388
                              • 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:2500

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57d978.exe

                                  Filesize

                                  97KB

                                  MD5

                                  133bdf1c810fe6dd7efad7dbd99985df

                                  SHA1

                                  8c75f4d21af545952ba15b54a783b75d91772f47

                                  SHA256

                                  0831c7f4f85f10f2e9dca492faae1fffb4cf5cd093a141d39918852a7eeb5049

                                  SHA512

                                  d2fb3f514efa94f40c1d90ecdf9268791e58b7920dbeb2550268d24f984f16bfbe4049b60cb9e7f4684a2767ec5dcea5c456ca97a3639c8bd764b42ab7d01720

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  e1c15f7ba3ca5745119c5789fc301137

                                  SHA1

                                  8ab105ecd5be8c0a285a7705b2599ed4e1a3ab12

                                  SHA256

                                  35c99228c05a68206186cd3943f9fa26444174e548e62b02ee574b39356e4c51

                                  SHA512

                                  6f363555be97593d01d8bb0efe8f4aa3c849c6a48404b62a08fb227a7ce91797443a07afa89d6033a42d19f941294b84d5045e810e40a5dba48dda6ffd869f00

                                • memory/1860-48-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1860-144-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1860-143-0x0000000000B40000-0x0000000001BFA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1860-107-0x0000000000B40000-0x0000000001BFA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1860-56-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1860-53-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1860-54-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2204-38-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2204-65-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2204-31-0x0000000000670000-0x0000000000672000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2204-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2204-28-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2204-6-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2204-20-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2204-29-0x0000000000670000-0x0000000000672000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2204-24-0x0000000000680000-0x0000000000681000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2204-9-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2204-10-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2204-18-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2204-34-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2204-36-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2204-37-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2204-91-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2204-39-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2204-40-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2204-19-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2204-17-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2204-11-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2204-74-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2204-70-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2204-67-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2204-8-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2204-58-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2204-59-0x0000000000670000-0x0000000000672000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2204-60-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2204-61-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2204-63-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2204-64-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3628-55-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3628-51-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3628-50-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3628-95-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3628-35-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4236-25-0x0000000003E00000-0x0000000003E02000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4236-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/4236-21-0x0000000003E00000-0x0000000003E02000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4236-22-0x00000000043E0000-0x00000000043E1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4236-30-0x0000000003E00000-0x0000000003E02000-memory.dmp

                                  Filesize

                                  8KB