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Analysis

  • max time kernel
    132s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/06/2023, 07:22

General

  • Target

    补丁校验包制作工具.exe

  • Size

    140KB

  • MD5

    ab77792d3b90f5f2c298d4e42a9a09ec

  • SHA1

    3e51a53026c60e4d32acab488a8f25df558297e7

  • SHA256

    0b87fb9be9cc8adedbd6d747cf7fe25ff324659cb006f05d9716218d98c7adc9

  • SHA512

    f53c74bac8d67a8b7eeb1364ed3707e2588af619592e4b2eaca65e7e9bdb15e4ce3687654e114a88bc448fadeff5ccbc6cc53076a0c6806104835eca3b5975b4

  • SSDEEP

    3072:XPu20auEel8JNfp0IVoBArO8LRfLYSvVhrTJOU:XO/cKAdfL7vVhnR

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 2 TTPs 3 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • UPX packed file 40 IoCs

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

  • 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 1 IoCs

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

  • Drops file in Program Files directory 11 IoCs
  • Drops file in Windows directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 22 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:808
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:816
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:1016
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
          1⤵
            PID:2340
          • C:\Windows\system32\sihost.exe
            sihost.exe
            1⤵
              PID:2332
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2444
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:2416
                  • C:\Users\Admin\AppData\Local\Temp\补丁校验包制作工具.exe
                    "C:\Users\Admin\AppData\Local\Temp\补丁校验包制作工具.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
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of SetWindowsHookEx
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:1652
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3292
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3464
                    • C:\Windows\System32\RuntimeBroker.exe
                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                      1⤵
                        PID:3676
                      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                        1⤵
                          PID:3612
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3804
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3992
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:1276
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4828

                                Network

                                MITRE ATT&CK Enterprise v6

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • C:\vjmygd.pif

                                  Filesize

                                  100KB

                                  MD5

                                  6be4ee66547d76f5e9d0a75eff19fbc3

                                  SHA1

                                  e5604fa7eff27274d4ac17108c2bdd1f0ad3a6d9

                                  SHA256

                                  42c461987d9e49d3760026de581fef6b537634dfba9cada0c02aa117549cf88d

                                  SHA512

                                  a1b7ef0eaa8e865de9ef4983d03b0951e798ce08190bf4d7f2bfe6069a05a41f50640985449f62ee2b384d452242af908d1c1a05a7ae26cdfe06f6200b20a8c0

                                • memory/1652-146-0x00000000035B0000-0x00000000035B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1652-147-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-138-0x00000000035B0000-0x00000000035B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1652-139-0x00000000035C0000-0x00000000035C1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1652-137-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-140-0x00000000035B0000-0x00000000035B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1652-141-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-142-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-143-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-144-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-145-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-133-0x0000000000400000-0x0000000000423000-memory.dmp

                                  Filesize

                                  140KB

                                • memory/1652-162-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-148-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-149-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-150-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-151-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-152-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-154-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-155-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-156-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-158-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-136-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-160-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-180-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-164-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-166-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-174-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-176-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-177-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-179-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-163-0x00000000035B0000-0x00000000035B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1652-181-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-182-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-183-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-134-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-186-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-191-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-192-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-194-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-196-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-199-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-200-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-201-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-203-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-205-0x00000000023A0000-0x000000000342E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1652-208-0x0000000000400000-0x0000000000423000-memory.dmp

                                  Filesize

                                  140KB