Analysis

  • max time kernel
    94s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-12-2024 14:41

General

  • Target

    cf35be171ed664d7d2bd67c211ad57a0b355ec793548bc967fa18f5b88a3d6c6.exe

  • Size

    1.2MB

  • MD5

    ee49f43448e6ba028af0058a2dcda426

  • SHA1

    4a2ea5538611c605967232e5d1a1307e9536a314

  • SHA256

    cf35be171ed664d7d2bd67c211ad57a0b355ec793548bc967fa18f5b88a3d6c6

  • SHA512

    e670b4273d442fbe37873bc7f044b08538c1c6e53214d681260e7d5febe4e519ad0ae57b97e40819ffadb705544ed2a51860d040f49c82fbaccf3472d3c04594

  • SSDEEP

    24576:1qo1V4IDQ1rThff+r/ibJIRYP6h95s+VlLExqWXTHRyWtv4r6PxrV4Ynk:1qoTDerQKws+vExqWXTxyWF4r6PFqIk

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 3 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
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 21 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.

  • UPX packed file 40 IoCs

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

  • Drops file in Program Files directory 11 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

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

  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:764
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:760
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:60
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2836
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2852
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:1036
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3404
                  • C:\Users\Admin\AppData\Local\Temp\cf35be171ed664d7d2bd67c211ad57a0b355ec793548bc967fa18f5b88a3d6c6.exe
                    "C:\Users\Admin\AppData\Local\Temp\cf35be171ed664d7d2bd67c211ad57a0b355ec793548bc967fa18f5b88a3d6c6.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 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:3460
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3544
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3740
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3832
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3892
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3988
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3348
                            • 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:4068
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3132

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • C:\Users\Admin\AppData\Roaming\Helper_2345\temp\download\0\Helper_2345.NewVersion.data

                                  Filesize

                                  29B

                                  MD5

                                  99fb8e84b8aa92889349054a60e1f359

                                  SHA1

                                  1b3dd1afb4fe4533ca16db4dd3e7845c13b0e1c5

                                  SHA256

                                  5313e624a817ebcb34675027d12b87465de4fc4fdddfdd74d244490c4911b8e4

                                  SHA512

                                  2a99095109445c3ca1b9fad5c87fdfed331641401ca8d19d3ab4d109e18b9dc5feb739485f14f390bd3bcfa3a4325e3b1278fe1bb8690dd8df16edb9af52faac

                                • F:\diofiw.pif

                                  Filesize

                                  97KB

                                  MD5

                                  e6b919bc5607c4c935c0162746feacd7

                                  SHA1

                                  bd1eb0eea5a0d89229b0c2bafb05df6af063e952

                                  SHA256

                                  72ed720be2c2dee5434aad5c094f99c383219b405d954fe3abe70f6d9e0afd5b

                                  SHA512

                                  daf0d033c177a939f304524da5c8d29a48c2bbe9c68fd6420ceda009f5d0f90aed86f0ff7f67b9c8a9ac271414667df91c02898abc1dd045f31873143ef37eda

                                • memory/3460-0-0x0000000000400000-0x000000000052F000-memory.dmp

                                  Filesize

                                  1.2MB

                                • memory/3460-17-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-5-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-15-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-26-0x00000000006D0000-0x00000000006D2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3460-18-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-27-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-28-0x00000000006D0000-0x00000000006D2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3460-30-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-16-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-20-0x00000000007B0000-0x00000000007B1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3460-19-0x00000000006D0000-0x00000000006D2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3460-3-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-4-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-1-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-29-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-31-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-32-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-33-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-34-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-35-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-37-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-38-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-40-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-41-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-42-0x00000000006D0000-0x00000000006D2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3460-43-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-45-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-46-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-49-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-53-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-54-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-55-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-56-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-59-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-60-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-67-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-68-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-70-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-72-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-75-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-78-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-81-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-82-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-84-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3460-111-0x00000000006D0000-0x00000000006D2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3460-119-0x0000000000400000-0x000000000052F000-memory.dmp

                                  Filesize

                                  1.2MB

                                • memory/3460-108-0x0000000002360000-0x000000000341A000-memory.dmp

                                  Filesize

                                  16.7MB