Analysis

  • max time kernel
    119s
  • max time network
    99s
  • 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 03:31

General

  • Target

    ce4aafb232ae8c3580fb7ca1334fdaddeae7bf01b203bb13b6c198835feaa9c5N.exe

  • Size

    1.1MB

  • MD5

    59e1999c52927100f2469879c1a33940

  • SHA1

    a2085f997a748b940d1f559112728026b8657ec7

  • SHA256

    ce4aafb232ae8c3580fb7ca1334fdaddeae7bf01b203bb13b6c198835feaa9c5

  • SHA512

    b90a00397f7929b02620450cfb55fc235fe5d3dea94b673ec21a59d0aa7b55156f921d306eb2809f383e3b6d014fe5baa204dd3fc3f55a2993039b3546723f9d

  • SSDEEP

    24576:BIXW/8yw1ez54lIrF5SXYH11jJ+dJG4qS6dTVZHfFcno0:+9bC4lI+8J+3G3ldTVBNM

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 30 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:792
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:796
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2656
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2732
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2972
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3476
                  • C:\Users\Admin\AppData\Local\Temp\ce4aafb232ae8c3580fb7ca1334fdaddeae7bf01b203bb13b6c198835feaa9c5N.exe
                    "C:\Users\Admin\AppData\Local\Temp\ce4aafb232ae8c3580fb7ca1334fdaddeae7bf01b203bb13b6c198835feaa9c5N.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:3408
                    • 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:2044
                      • C:\Windows\SysWOW64\Rundll32.exe
                        Rundll32 C:\Windows\system32\uctvogaa.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:2040
                        • C:\Windows\SysWOW64\net.exe
                          net stop WinDefend
                          5⤵
                          • System Location Discovery: System Language Discovery
                          • Suspicious use of WriteProcessMemory
                          PID:5068
                          • C:\Windows\SysWOW64\net1.exe
                            C:\Windows\system32\net1 stop WinDefend
                            6⤵
                            • System Location Discovery: System Language Discovery
                            PID:3164
                        • C:\Windows\SysWOW64\net.exe
                          net stop MpsSvc
                          5⤵
                          • System Location Discovery: System Language Discovery
                          • Suspicious use of WriteProcessMemory
                          PID:2224
                          • C:\Windows\SysWOW64\net1.exe
                            C:\Windows\system32\net1 stop MpsSvc
                            6⤵
                            • System Location Discovery: System Language Discovery
                            PID:396
                        • C:\Windows\SysWOW64\sc.exe
                          sc config WinDefend start= disabled
                          5⤵
                          • Launches sc.exe
                          • System Location Discovery: System Language Discovery
                          PID:216
                        • C:\Windows\SysWOW64\sc.exe
                          sc config MpsSvc start= disabled
                          5⤵
                          • Launches sc.exe
                          • System Location Discovery: System Language Discovery
                          PID:1496
                        • C:\Windows\SysWOW64\sc.exe
                          sc stop ZhuDongFangYu
                          5⤵
                          • Launches sc.exe
                          • System Location Discovery: System Language Discovery
                          PID:2320
                        • C:\Windows\SysWOW64\sc.exe
                          sc delete ZhuDongFangYu
                          5⤵
                          • Launches sc.exe
                          • System Location Discovery: System Language Discovery
                          PID:4624
                        • C:\Windows\SysWOW64\sc.exe
                          sc stop 360rp
                          5⤵
                          • Launches sc.exe
                          • System Location Discovery: System Language Discovery
                          PID:3860
                        • C:\Windows\SysWOW64\sc.exe
                          sc delete 360rp
                          5⤵
                          • Launches sc.exe
                          • System Location Discovery: System Language Discovery
                          PID:1476
                        • C:\Windows\SysWOW64\sc.exe
                          "C:\Windows\System32\sc.exe" stop PolicyAgent
                          5⤵
                          • Launches sc.exe
                          • System Location Discovery: System Language Discovery
                          PID:5076
                      • C:\Windows\SysWOW64\Rundll32.exe
                        Rundll32 C:\Windows\system32\eoiwogaa.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:2928
                    • C:\Users\Admin\AppData\Local\Temp\ce4aafb232ae8c3580fb7ca1334fdaddeae7bf01b203bb13b6c198835feaa9c5N.exe
                      C:\Users\Admin\AppData\Local\Temp\ce4aafb232ae8c3580fb7ca1334fdaddeae7bf01b203bb13b6c198835feaa9c5N.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:4572
                      • 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:4512
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3612
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3784
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3900
                      • 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:4060
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3880
                            • 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:3156
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4128
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:4508

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\0E581623_Rar\rundll32.exe

                                    Filesize

                                    664KB

                                    MD5

                                    2eb5d76180ce7b3241b281fa79ab3483

                                    SHA1

                                    06293dea80e39c7eb7ee2bdb00d60b58d932fa8a

                                    SHA256

                                    e1b9beb4617a720d55afaec364941bb18ea2c456a8b06b30a736f0cbb5c297e8

                                    SHA512

                                    35f553c76fc67afb88a6a090fcbad6af3e2faae154c9c84bd869714194012525a2d42b76dad855805f107a37c351f0de08fd9a03d8ddc1dd400d64640d81b90b

                                  • C:\Users\Admin\AppData\Local\Temp\9BE2.tmp

                                    Filesize

                                    4.3MB

                                    MD5

                                    6c7cdd25c2cb0073306eb22aebfc663f

                                    SHA1

                                    a1eba8ab49272b9852fe6a543677e8af36271248

                                    SHA256

                                    58280e3572333f97a7cf9f33e8d31dc26a98b6535965ebd0bde82249fc9bf705

                                    SHA512

                                    17344e07b9e9b2cd6ae4237d7f310732462f9cbb8656883607d7a1a4090e869265f92a6da1718dee50b1375b91583de60c6bd9e7e8db6b6e45e33f4b894365d6

                                  • C:\Users\Admin\AppData\Local\Temp\ce4aafb232ae8c3580fb7ca1334fdaddeae7bf01b203bb13b6c198835feaa9c5N.exe

                                    Filesize

                                    728KB

                                    MD5

                                    58c2b81fbd18a43bd4a79c3d7eb10600

                                    SHA1

                                    014eee5ccbc16bf353551eccd9f75894f9065447

                                    SHA256

                                    5b26f2359577daed9cfb49f4090cc94b8e51a916b1fd327ffbdd9ab57349762e

                                    SHA512

                                    54bd8f5363c521f2da319965d785df9f7f738eb95e5c640431aca8c96f7f40614e3eb888e499601bc26cbd050efd163375d54fdd38491e74931d8061864a81fa

                                  • C:\Windows\SysWOW64\eoiwogaa.dll

                                    Filesize

                                    22KB

                                    MD5

                                    5a8d0e7f4d185892dcb1c2578958823a

                                    SHA1

                                    d512d61257db3b3e0e2352166ff36ccbdd30ed2f

                                    SHA256

                                    d7a015829ff20cb652b4b68c628a2d86b48891bcc24ece7e5c833cdfde911b13

                                    SHA512

                                    32c9181abf7b100930f45d4cfd5900770d5dd8a4852b007f3f72dc0caf5f8ad98315f50af9b006d2b523cf9af733da84d0569eff832c0c86b20ee1d6bf22ad71

                                  • C:\Windows\SysWOW64\system.exe

                                    Filesize

                                    416KB

                                    MD5

                                    f18152f61f9aba193ac4ed152715719e

                                    SHA1

                                    50feaeb8a7e592f19aeeec2dd6252dc004df136b

                                    SHA256

                                    86dc887ce015c6deb717da0b551b41ed57fbecfe57fb11ee1faed129bf6413d1

                                    SHA512

                                    b3da5195ac2ca599be4698f0ec6c60ce40b52a805b379940ab40dd7943afadfa758592783f125ca0ac308b61b5027b186098b6aa839747af85bd6608b2394703

                                  • C:\Windows\SysWOW64\uctvogaa.dll

                                    Filesize

                                    76KB

                                    MD5

                                    571b5bf943a03b56627aae4ccb0841d9

                                    SHA1

                                    fc0d40a3ed252ab6440466dda2db2967df18e7c6

                                    SHA256

                                    4afa0c12a66a020512ea1674be986ea7210f067c38612ac74bc766e86b4283e3

                                    SHA512

                                    e43bf28477b2da4d07a7134a9a6c54ad1ec348b6dfe93fdc43370f4afc6cbec2540036e8b38b9a45d1a579292a60fcfab580ac8d1c4ecc7b59df333359edf578

                                  • C:\wwyqfb.exe

                                    Filesize

                                    97KB

                                    MD5

                                    f9d17e5778a390d1c553527c96ea5bb8

                                    SHA1

                                    8130f0ed40784f4c36541e58882c64b6b44a7e32

                                    SHA256

                                    a074f81aebf74f9da771be6727208ed18f1aabbabff1fbee338dfa40d27ec884

                                    SHA512

                                    941bb461095e7419e2a1c2aa17341bf0b8c0817377e8e01a23086e80d02faf9508ff7e7b5d6e448f3b2a8d2312e4a152daeb9e2c47307bf453528de7112025d9

                                  • memory/2044-17-0x0000000000400000-0x0000000000437000-memory.dmp

                                    Filesize

                                    220KB

                                  • memory/2044-22-0x0000000000750000-0x0000000000751000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2044-27-0x0000000000700000-0x0000000000702000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2044-123-0x0000000000400000-0x0000000000437000-memory.dmp

                                    Filesize

                                    220KB

                                  • memory/2044-25-0x0000000000700000-0x0000000000702000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2044-63-0x0000000000700000-0x0000000000702000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2928-68-0x0000000003930000-0x0000000003931000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2928-69-0x00000000038A0000-0x00000000038A2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3408-59-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-71-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-50-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-8-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-24-0x0000000001760000-0x0000000001762000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3408-49-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-16-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-20-0x0000000001770000-0x0000000001771000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3408-19-0x0000000001760000-0x0000000001762000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3408-6-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-5-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-18-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-0-0x0000000000400000-0x0000000000528000-memory.dmp

                                    Filesize

                                    1.2MB

                                  • memory/3408-60-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-41-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-62-0x0000000001760000-0x0000000001762000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3408-61-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-65-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-31-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-40-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-66-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-51-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-72-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-73-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-75-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-83-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-85-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-86-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-89-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-91-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-93-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-95-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-97-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-32-0x0000000007580000-0x0000000007581000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3408-165-0x0000000000400000-0x0000000000528000-memory.dmp

                                    Filesize

                                    1.2MB

                                  • memory/3408-26-0x0000000001760000-0x0000000001762000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3408-1-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3408-7-0x0000000003330000-0x00000000043EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4512-170-0x0000000000400000-0x00000000004BE000-memory.dmp

                                    Filesize

                                    760KB

                                  • memory/4572-139-0x0000000000400000-0x00000000004BE000-memory.dmp

                                    Filesize

                                    760KB

                                  • memory/4572-112-0x0000000000400000-0x00000000004BE000-memory.dmp

                                    Filesize

                                    760KB