Analysis

  • max time kernel
    122s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-01-2025 21:33

General

  • Target

    3e25cab6761d98efdffa03bb5dbe2dfe00de36ff18e88b351e4604842958d8d6.exe

  • Size

    100KB

  • MD5

    2a83baac5756893f98c9b2856454f7c0

  • SHA1

    71ebf18e90e843d0795e2f0531b14622bd5efc94

  • SHA256

    3e25cab6761d98efdffa03bb5dbe2dfe00de36ff18e88b351e4604842958d8d6

  • SHA512

    c8d154c71779b0f8208cc3b092f9d57c627c61444ba66069362d939768564671e83d21f02511b46e1c156d013d58806aeea37988ef9a8b6e03d7799fd4b626cb

  • SSDEEP

    1536:nHO+mY/al2IIv9HwDlmBt1KiYLpQp0EWD:HQQHhOlgt1/YdQp0EW

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

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

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 37 IoCs

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

  • Drops file in Program Files directory 11 IoCs
  • Drops file in Windows directory 1 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.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 24 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:804
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:812
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:376
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2672
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2688
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3044
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3404
                  • C:\Users\Admin\AppData\Local\Temp\3e25cab6761d98efdffa03bb5dbe2dfe00de36ff18e88b351e4604842958d8d6.exe
                    "C:\Users\Admin\AppData\Local\Temp\3e25cab6761d98efdffa03bb5dbe2dfe00de36ff18e88b351e4604842958d8d6.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
                    • Modifies registry class
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:1608
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3528
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3724
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3812
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3884
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3976
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3756
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:436
                              • 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:2444
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:428
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:2304
                                    • C:\Windows\system32\backgroundTaskHost.exe
                                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                      1⤵
                                        PID:2808

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

                                      Loading Replay Monitor...

                                      Downloads

                                      • F:\vfbxjt.exe

                                        Filesize

                                        100KB

                                        MD5

                                        255f652b1131a344e550d1bafa4cc0ee

                                        SHA1

                                        59a53e63298df5f27cf861673b221ab23603c9fe

                                        SHA256

                                        c1cd09d459673c648e6e8df7b01f1b3ffd045c0907abc2c9ea315e4aac34a94d

                                        SHA512

                                        b2c77629031e605a01f0cb1c557c9ae567e3173a86e51055481a722b6cf4757430c557ae3a41f29f709216e043f344b4b4f4e57c93498634926317e327fb93ae

                                      • memory/1608-26-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-5-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-8-0x0000000000770000-0x0000000000772000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/1608-0-0x0000000000400000-0x0000000000416000-memory.dmp

                                        Filesize

                                        88KB

                                      • memory/1608-7-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-4-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-12-0x0000000000770000-0x0000000000772000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/1608-10-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-9-0x0000000000780000-0x0000000000781000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/1608-11-0x0000000000770000-0x0000000000772000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/1608-24-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-14-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-27-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-17-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-16-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-18-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-19-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-20-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-22-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-23-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-13-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-6-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-15-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-29-0x0000000000770000-0x0000000000772000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/1608-30-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-32-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-36-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-37-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-39-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-41-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-42-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-51-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-52-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-55-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-56-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-58-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-61-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-63-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-64-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-66-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-67-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-70-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-3-0x0000000002330000-0x00000000033BE000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/1608-79-0x0000000000400000-0x0000000000416000-memory.dmp

                                        Filesize

                                        88KB