Analysis

  • max time kernel
    122s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-02-2025 06:11

General

  • Target

    42b6dba82428f2c91c2caece265900ab79bf12be141360b73fe0f95b34486153.exe

  • Size

    417KB

  • MD5

    20647c8fdb9685e97d672ff405ebe702

  • SHA1

    4767e95b96baca189ada65f5dc4e6da290e7893f

  • SHA256

    42b6dba82428f2c91c2caece265900ab79bf12be141360b73fe0f95b34486153

  • SHA512

    341e805a3947fd76683daa959c7a7b3295645311b72eadf03b2f411324088550de1e3a325fc14a096a1f17ac997863a3aa10f083498a03877602c71a1f8d9997

  • SSDEEP

    6144:8OJZ2tEYDbcgLhLwbrHRc6mRI0UdRQ525yWCc12x4qZ3wGeNq:dJGrDbcgmbjNfLdCiyW/2iqZkY

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 38 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 26 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:772
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:780
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2696
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2728
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2900
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3408
                  • C:\Users\Admin\AppData\Local\Temp\42b6dba82428f2c91c2caece265900ab79bf12be141360b73fe0f95b34486153.exe
                    "C:\Users\Admin\AppData\Local\Temp\42b6dba82428f2c91c2caece265900ab79bf12be141360b73fe0f95b34486153.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:4956
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3536
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3728
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3820
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3916
                        • 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:2284
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:2324
                              • 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:4960
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:2372
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:4652
                                    • C:\Windows\System32\RuntimeBroker.exe
                                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                                      1⤵
                                        PID:1176
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:5116
                                        • C:\Windows\System32\RuntimeBroker.exe
                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                          1⤵
                                            PID:4320
                                          • C:\Windows\system32\backgroundTaskHost.exe
                                            "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                            1⤵
                                              PID:2132
                                            • C:\Windows\system32\DllHost.exe
                                              C:\Windows\system32\DllHost.exe /Processid:{AB8902B4-09CA-4BB6-B78D-A8F59079A8D5}
                                              1⤵
                                                PID:4748

                                              Network

                                              MITRE ATT&CK Enterprise v15

                                              Replay Monitor

                                              Loading Replay Monitor...

                                              Downloads

                                              • C:\Users\Admin\AppData\Local\Temp\0E578C61_Rar\42b6dba82428f2c91c2caece265900ab79bf12be141360b73fe0f95b34486153.exe

                                                Filesize

                                                345KB

                                                MD5

                                                d533436c03ff6be712d28fcacecbe14a

                                                SHA1

                                                b9390dbd5124473156c573d5c0d96ce91c821cf6

                                                SHA256

                                                b410163207d473babfe1f231a4f891a00e7df12ab533fbcc48de773af7765e00

                                                SHA512

                                                8f19106df51b4b8eccdcf15f00829a49cafeb657bd935565c5b0f7ceafdaa236f59ee8ae329b02b7ab4cf73f64bb9698aab7f25535d864924d5ac0327e795ab8

                                              • C:\wchvt.pif

                                                Filesize

                                                97KB

                                                MD5

                                                7270ef538bb570eb5eb42f506cf0efce

                                                SHA1

                                                3477ad3d4d238b09ef789aff87e6f8614686a8c4

                                                SHA256

                                                1d386205438362a0a665a6f7caba82d26d3dab44b0bdfbfb62a591ce244d446e

                                                SHA512

                                                1200f9cc6d4d1a47564e30c3d8a48b304dd60b6cd5a14f790ae0f5c44523cc77431f623435f6fdda66be77a051f12b7fe7fb42054b49b3afe36fc43ebe4da942

                                              • memory/4956-37-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-1-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-9-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-11-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-26-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-27-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-22-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-20-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-12-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-10-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-25-0x00000000043D0000-0x00000000043D1000-memory.dmp

                                                Filesize

                                                4KB

                                              • memory/4956-24-0x0000000004380000-0x0000000004382000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/4956-23-0x0000000000710000-0x0000000000711000-memory.dmp

                                                Filesize

                                                4KB

                                              • memory/4956-18-0x0000000004380000-0x0000000004382000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/4956-28-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-29-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-0-0x0000000000400000-0x000000000046C000-memory.dmp

                                                Filesize

                                                432KB

                                              • memory/4956-31-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-32-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-33-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-35-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-36-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-40-0x0000000004380000-0x0000000004382000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/4956-21-0x0000000004380000-0x0000000004382000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/4956-30-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-41-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-44-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-46-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-47-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-50-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-52-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-54-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-57-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-63-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-65-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-67-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-70-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-72-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-73-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-75-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-78-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-79-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-81-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-83-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-39-0x0000000002350000-0x000000000340A000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4956-95-0x0000000000400000-0x000000000046C000-memory.dmp

                                                Filesize

                                                432KB