Analysis

  • max time kernel
    120s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-12-2024 06:00

General

  • Target

    adf9406db9146cd9c6b4e7d86d07566ba4437e22bd9ac21070982bc6969fb002N.exe

  • Size

    1.1MB

  • MD5

    a67e0bcfc73ef74c460667562d9f7020

  • SHA1

    beb027d0373b5d2a27cca96525d76557d4cd80ed

  • SHA256

    adf9406db9146cd9c6b4e7d86d07566ba4437e22bd9ac21070982bc6969fb002

  • SHA512

    dcbf90da1f373902dd8956358b4d34cbb67cad6f2345ef3e56ef17ee18f09f50c11deb11070510c1b80b4fc0ad2739ba0b131dec46cfde77fd1bfbf5dec39427

  • SSDEEP

    24576:RIXW/8yw1ez54lIrF5SXYHL1jJ+dJG4qS6dTVZHfs:u9bC4lI+mJ+3G3ldTVBE

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

  • Disables service(s) 3 TTPs
  • Modifies firewall policy service 3 TTPs 3 IoCs
  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 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 6 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Stops running service(s) 4 TTPs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 4 IoCs
  • UPX packed file 27 IoCs

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

  • Drops file in Program Files directory 12 IoCs
  • Drops file in Windows directory 2 IoCs
  • Launches sc.exe 7 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 17 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 44 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:796
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:804
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:60
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
          1⤵
            PID:2848
          • C:\Windows\system32\sihost.exe
            sihost.exe
            1⤵
              PID:2856
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3020
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3364
                  • C:\Users\Admin\AppData\Local\Temp\adf9406db9146cd9c6b4e7d86d07566ba4437e22bd9ac21070982bc6969fb002N.exe
                    "C:\Users\Admin\AppData\Local\Temp\adf9406db9146cd9c6b4e7d86d07566ba4437e22bd9ac21070982bc6969fb002N.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • Drops autorun.inf file
                    • Drops file in System32 directory
                    • Drops file in Program Files directory
                    • Drops file in Windows directory
                    • System Location Discovery: System Language Discovery
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious behavior: RenamesItself
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:3932
                    • C:\Windows\SysWOW64\system.exe
                      C:\Windows\system32\system.exe
                      3⤵
                      • Executes dropped EXE
                      • Drops file in System32 directory
                      • System Location Discovery: System Language Discovery
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of WriteProcessMemory
                      PID:3168
                      • C:\Windows\SysWOW64\Rundll32.exe
                        Rundll32 C:\Windows\system32\bqetngaa.dll Exxcute
                        4⤵
                        • Checks computer location settings
                        • Loads dropped DLL
                        • Drops file in Program Files directory
                        • System Location Discovery: System Language Discovery
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of WriteProcessMemory
                        PID:3360
                        • C:\Windows\SysWOW64\net.exe
                          net stop WinDefend
                          5⤵
                          • System Location Discovery: System Language Discovery
                          PID:1256
                          • C:\Windows\SysWOW64\net1.exe
                            C:\Windows\system32\net1 stop WinDefend
                            6⤵
                            • System Location Discovery: System Language Discovery
                            PID:3004
                        • C:\Windows\SysWOW64\net.exe
                          net stop MpsSvc
                          5⤵
                          • System Location Discovery: System Language Discovery
                          PID:1740
                          • C:\Windows\SysWOW64\net1.exe
                            C:\Windows\system32\net1 stop MpsSvc
                            6⤵
                            • System Location Discovery: System Language Discovery
                            PID:1152
                        • C:\Windows\SysWOW64\sc.exe
                          sc config WinDefend start= disabled
                          5⤵
                          • Launches sc.exe
                          • System Location Discovery: System Language Discovery
                          PID:816
                        • C:\Windows\SysWOW64\sc.exe
                          sc config MpsSvc start= disabled
                          5⤵
                          • Launches sc.exe
                          • System Location Discovery: System Language Discovery
                          PID:2768
                        • C:\Windows\SysWOW64\sc.exe
                          sc stop ZhuDongFangYu
                          5⤵
                          • Launches sc.exe
                          • System Location Discovery: System Language Discovery
                          PID:2492
                        • C:\Windows\SysWOW64\sc.exe
                          sc delete ZhuDongFangYu
                          5⤵
                          • Launches sc.exe
                          • System Location Discovery: System Language Discovery
                          PID:4412
                        • C:\Windows\SysWOW64\sc.exe
                          sc stop 360rp
                          5⤵
                          • Launches sc.exe
                          • System Location Discovery: System Language Discovery
                          PID:368
                        • C:\Windows\SysWOW64\sc.exe
                          sc delete 360rp
                          5⤵
                          • Launches sc.exe
                          • System Location Discovery: System Language Discovery
                          PID:3592
                        • C:\Windows\SysWOW64\sc.exe
                          "C:\Windows\System32\sc.exe" stop PolicyAgent
                          5⤵
                          • Launches sc.exe
                          • System Location Discovery: System Language Discovery
                          PID:3780
                      • C:\Windows\SysWOW64\Rundll32.exe
                        Rundll32 C:\Windows\system32\dacvogaa.dll Exucute
                        4⤵
                        • Blocklisted process makes network request
                        • Loads dropped DLL
                        • Adds Run key to start application
                        • Enumerates connected drives
                        • System Location Discovery: System Language Discovery
                        • Suspicious behavior: EnumeratesProcesses
                        PID:4704
                    • C:\Users\Admin\AppData\Local\Temp\adf9406db9146cd9c6b4e7d86d07566ba4437e22bd9ac21070982bc6969fb002N.exe
                      C:\Users\Admin\AppData\Local\Temp\adf9406db9146cd9c6b4e7d86d07566ba4437e22bd9ac21070982bc6969fb002N.exe
                      3⤵
                      • Modifies visibility of file extensions in Explorer
                      • Modifies visiblity of hidden/system files in Explorer
                      • Executes dropped EXE
                      • Adds Run key to start application
                      • System Location Discovery: System Language Discovery
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of SetWindowsHookEx
                      PID:2560
                      • C:\Users\Admin\AppData\Roaming\Microsoft\Office\rundll32.exe
                        C:\Users\Admin\AppData\Roaming\Microsoft\Office\rundll32.exe
                        4⤵
                        • Modifies visiblity of hidden/system files in Explorer
                        • Executes dropped EXE
                        • Enumerates connected drives
                        • System Location Discovery: System Language Discovery
                        • Suspicious use of SetWindowsHookEx
                        PID:816
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3512
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3732
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3836
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3920
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4040
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3284
                            • 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:4724
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2352
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:3384

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\0E580F4D_Rar\rundll32.exe

                                    Filesize

                                    664KB

                                    MD5

                                    2eb5d76180ce7b3241b281fa79ab3483

                                    SHA1

                                    06293dea80e39c7eb7ee2bdb00d60b58d932fa8a

                                    SHA256

                                    e1b9beb4617a720d55afaec364941bb18ea2c456a8b06b30a736f0cbb5c297e8

                                    SHA512

                                    35f553c76fc67afb88a6a090fcbad6af3e2faae154c9c84bd869714194012525a2d42b76dad855805f107a37c351f0de08fd9a03d8ddc1dd400d64640d81b90b

                                  • C:\Users\Admin\AppData\Local\Temp\9B27.tmp

                                    Filesize

                                    4.3MB

                                    MD5

                                    6c7cdd25c2cb0073306eb22aebfc663f

                                    SHA1

                                    a1eba8ab49272b9852fe6a543677e8af36271248

                                    SHA256

                                    58280e3572333f97a7cf9f33e8d31dc26a98b6535965ebd0bde82249fc9bf705

                                    SHA512

                                    17344e07b9e9b2cd6ae4237d7f310732462f9cbb8656883607d7a1a4090e869265f92a6da1718dee50b1375b91583de60c6bd9e7e8db6b6e45e33f4b894365d6

                                  • C:\Users\Admin\AppData\Local\Temp\adf9406db9146cd9c6b4e7d86d07566ba4437e22bd9ac21070982bc6969fb002N.exe

                                    Filesize

                                    728KB

                                    MD5

                                    58c2b81fbd18a43bd4a79c3d7eb10600

                                    SHA1

                                    014eee5ccbc16bf353551eccd9f75894f9065447

                                    SHA256

                                    5b26f2359577daed9cfb49f4090cc94b8e51a916b1fd327ffbdd9ab57349762e

                                    SHA512

                                    54bd8f5363c521f2da319965d785df9f7f738eb95e5c640431aca8c96f7f40614e3eb888e499601bc26cbd050efd163375d54fdd38491e74931d8061864a81fa

                                  • C:\Windows\SysWOW64\bqetngaa.dll

                                    Filesize

                                    76KB

                                    MD5

                                    571b5bf943a03b56627aae4ccb0841d9

                                    SHA1

                                    fc0d40a3ed252ab6440466dda2db2967df18e7c6

                                    SHA256

                                    4afa0c12a66a020512ea1674be986ea7210f067c38612ac74bc766e86b4283e3

                                    SHA512

                                    e43bf28477b2da4d07a7134a9a6c54ad1ec348b6dfe93fdc43370f4afc6cbec2540036e8b38b9a45d1a579292a60fcfab580ac8d1c4ecc7b59df333359edf578

                                  • C:\Windows\SysWOW64\dacvogaa.dll

                                    Filesize

                                    22KB

                                    MD5

                                    5a8d0e7f4d185892dcb1c2578958823a

                                    SHA1

                                    d512d61257db3b3e0e2352166ff36ccbdd30ed2f

                                    SHA256

                                    d7a015829ff20cb652b4b68c628a2d86b48891bcc24ece7e5c833cdfde911b13

                                    SHA512

                                    32c9181abf7b100930f45d4cfd5900770d5dd8a4852b007f3f72dc0caf5f8ad98315f50af9b006d2b523cf9af733da84d0569eff832c0c86b20ee1d6bf22ad71

                                  • C:\Windows\SysWOW64\system.exe

                                    Filesize

                                    404KB

                                    MD5

                                    ea64cdcec098a8f083fbab25c65574c9

                                    SHA1

                                    4a8327dc4fe0073790a48f5b9d91793b23f340e7

                                    SHA256

                                    8f10f0a6e9f386721d9ceb7aafa46b82d190a7e0e6cbb486e2047c03d941b265

                                    SHA512

                                    499fb369677db8ffab343db531865a76b0710c48a42931bd85d0c03a6f49def66edefef627387ad6cb97a14c218e8d8ee569a5f8fd91df9605fc6938e9ac7661

                                  • F:\utgqbf.exe

                                    Filesize

                                    97KB

                                    MD5

                                    e9cab817596c3d9763f132d0af117f81

                                    SHA1

                                    e333886263f73f4ee2306bc29c0b1f60776593d1

                                    SHA256

                                    d30b1fe1b416095d844c109037c86851383891f55c8cdefcb83006861c20d0ef

                                    SHA512

                                    334dc3ff82750df7859196d54daff7aa7ef32c7b777f61497104a9f4b2a504afc6ec4fef1fc8163502b53c1d33720ce05a0c4ba826f9d47c3e17b177ac2257d4

                                  • memory/816-177-0x0000000000400000-0x00000000004BE000-memory.dmp

                                    Filesize

                                    760KB

                                  • memory/2560-124-0x0000000000400000-0x00000000004BE000-memory.dmp

                                    Filesize

                                    760KB

                                  • memory/2560-150-0x0000000000400000-0x00000000004BE000-memory.dmp

                                    Filesize

                                    760KB

                                  • memory/3168-42-0x0000000002230000-0x0000000002231000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3168-135-0x0000000000400000-0x0000000000437000-memory.dmp

                                    Filesize

                                    220KB

                                  • memory/3168-68-0x00000000021E0000-0x00000000021E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3168-19-0x0000000000400000-0x0000000000437000-memory.dmp

                                    Filesize

                                    220KB

                                  • memory/3168-47-0x00000000021E0000-0x00000000021E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3168-44-0x00000000021E0000-0x00000000021E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3932-64-0x00000000033F0000-0x00000000044AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3932-92-0x00000000033F0000-0x00000000044AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3932-16-0x00000000033F0000-0x00000000044AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3932-9-0x00000000033F0000-0x00000000044AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3932-5-0x00000000033F0000-0x00000000044AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3932-4-0x00000000033F0000-0x00000000044AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3932-49-0x00000000033F0000-0x00000000044AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3932-39-0x0000000007100000-0x0000000007102000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3932-57-0x00000000033F0000-0x00000000044AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3932-40-0x0000000007550000-0x0000000007551000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3932-43-0x0000000007100000-0x0000000007102000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3932-66-0x00000000033F0000-0x00000000044AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3932-65-0x00000000033F0000-0x00000000044AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3932-46-0x0000000007100000-0x0000000007102000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3932-67-0x0000000007100000-0x0000000007102000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3932-70-0x00000000033F0000-0x00000000044AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3932-71-0x00000000033F0000-0x00000000044AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3932-72-0x00000000033F0000-0x00000000044AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3932-74-0x00000000033F0000-0x00000000044AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3932-0-0x0000000000400000-0x0000000000525000-memory.dmp

                                    Filesize

                                    1.1MB

                                  • memory/3932-171-0x0000000000400000-0x0000000000525000-memory.dmp

                                    Filesize

                                    1.1MB

                                  • memory/3932-79-0x00000000033F0000-0x00000000044AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3932-80-0x00000000033F0000-0x00000000044AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3932-82-0x00000000033F0000-0x00000000044AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3932-85-0x00000000033F0000-0x00000000044AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3932-87-0x00000000033F0000-0x00000000044AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3932-90-0x00000000033F0000-0x00000000044AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3932-91-0x00000000033F0000-0x00000000044AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3932-17-0x00000000033F0000-0x00000000044AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3932-27-0x0000000001830000-0x0000000001831000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3932-22-0x00000000033F0000-0x00000000044AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3932-21-0x00000000033F0000-0x00000000044AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3932-15-0x00000000033F0000-0x00000000044AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3932-7-0x00000000033F0000-0x00000000044AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3932-8-0x00000000033F0000-0x00000000044AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4704-77-0x0000000003020000-0x0000000003022000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4704-76-0x00000000030B0000-0x00000000030B1000-memory.dmp

                                    Filesize

                                    4KB