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
    17-12-2024 11:37

General

  • Target

    50aa201729e7959d32663887003c23ed48ad087f5295009d68662566c1b22dccN.dll

  • Size

    120KB

  • MD5

    28d26fa98facc66f75c15c6f707c8690

  • SHA1

    8f9605a8c95f50593e72d1847e51076ebc76040b

  • SHA256

    50aa201729e7959d32663887003c23ed48ad087f5295009d68662566c1b22dcc

  • SHA512

    118ac81ed568ed9fc1bfea2021046969ba3f9b8b96adb5e1d715e7186d2e2badb452c2c8819c76082757b43caccbab2a13d9b187e200d67dc5302c7ccc385502

  • SSDEEP

    1536:MP1yCugTdpTc5XnzNEQyesvPX2o2pYv8HOo0l9wXRghTNNkTnIQgCMLJpKj3:MP0gdVGBEQyBPv2pYTok98IqvMLv

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 15 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 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:768
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:776
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:64
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2628
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2664
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2820
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3440
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\50aa201729e7959d32663887003c23ed48ad087f5295009d68662566c1b22dccN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3148
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\50aa201729e7959d32663887003c23ed48ad087f5295009d68662566c1b22dccN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4980
                      • C:\Users\Admin\AppData\Local\Temp\e577ed5.exe
                        C:\Users\Admin\AppData\Local\Temp\e577ed5.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:3872
                      • C:\Users\Admin\AppData\Local\Temp\e57804c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57804c.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4252
                      • C:\Users\Admin\AppData\Local\Temp\e579bb3.exe
                        C:\Users\Admin\AppData\Local\Temp\e579bb3.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:1676
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3568
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3760
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3848
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3908
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4000
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4176
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:4840
                              • 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:1436
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:4824
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:2992

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

                                    Loading Replay Monitor...

                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Temp\e577ed5.exe

                                      Filesize

                                      97KB

                                      MD5

                                      fb794dba4a1289b139b744da70fed17d

                                      SHA1

                                      2f587d049567fc3e8a26eb58f813e723967db0ad

                                      SHA256

                                      8d4c798892106cc5426f55d239ea8e867402b8bb9c63ae7868ad037431f8d404

                                      SHA512

                                      b6e3fd2226c40d5287f26e65e295ca490c08c68b6a54c9e33634312c4fbbf3853f73a3bf07a2ce89a5342e2bf292ff71917c19da46d8c8c38be83bef7ac18a7a

                                    • C:\Windows\SYSTEM.INI

                                      Filesize

                                      256B

                                      MD5

                                      eba899e51146b0abf20d44f2e114153b

                                      SHA1

                                      39b1c32a0f8be8c36a01bc55fb4327bec49c521d

                                      SHA256

                                      ba9ea964154dcac9f851c50418b923f94b2a7b0fd4d8394918b4356b2547ac29

                                      SHA512

                                      81aac2e2922f09800469bdc8a95a22f25812526d1d81df9e4a9526c188f7d0e9eef4dbce096541b6540dba467766b5e08f89c126f8a10123acaec1e33db5ddbf

                                    • memory/1676-50-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/1676-152-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/1676-151-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1676-115-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1676-82-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1676-61-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1676-63-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1676-59-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/3872-42-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-17-0x0000000001A40000-0x0000000001A41000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/3872-6-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-23-0x0000000001A30000-0x0000000001A32000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3872-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/3872-32-0x0000000001A30000-0x0000000001A32000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3872-11-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-18-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-8-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-19-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-13-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-30-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-36-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-37-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-38-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-40-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-39-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-12-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-20-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-92-0x0000000001A30000-0x0000000001A32000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3872-51-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-53-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-54-0x0000000001A30000-0x0000000001A32000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3872-103-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/3872-84-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-83-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-9-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-10-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-78-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-55-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-64-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-66-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-67-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-69-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-74-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-76-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3872-77-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4252-60-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4252-81-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4252-62-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4252-57-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/4252-124-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4252-35-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4980-14-0x0000000001280000-0x0000000001282000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4980-15-0x00000000040B0000-0x00000000040B1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/4980-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/4980-47-0x0000000001280000-0x0000000001282000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4980-22-0x0000000001280000-0x0000000001282000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4980-31-0x0000000001280000-0x0000000001282000-memory.dmp

                                      Filesize

                                      8KB