Analysis

  • max time kernel
    151s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-10-2022 22:03

General

  • Target

    9727468fd2123bb51cfeb706bd6eb95d3384dc40f5536a7f9c9e36cac0cea339.exe

  • Size

    297KB

  • MD5

    49748f284178f0c419a31cdf9ecabfc0

  • SHA1

    eb56ca9f3cc1d46f24aa4dfc48589da3910b1680

  • SHA256

    9727468fd2123bb51cfeb706bd6eb95d3384dc40f5536a7f9c9e36cac0cea339

  • SHA512

    b9032f3e840c96a17f5620ea5b09e72e4fc621472fff56ac652fa90effc95be76a6118e68bf3626413530ce73a306c38fa4c4d31a006ec54a37bd727ba60d4f6

  • SSDEEP

    6144:5Pcv+/w/EFsnn6D1KDuhpObu0Q+S+sc3H8nRG6:5Pc3nn6D17pOa0DHMnRB

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 3 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 22 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 30 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:776
    • C:\Windows\system32\dwm.exe
      "dwm.exe"
      1⤵
        PID:1020
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
          PID:2364
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
          1⤵
            PID:2404
          • C:\Windows\system32\taskhostw.exe
            taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
            1⤵
              PID:2516
            • C:\Windows\Explorer.EXE
              C:\Windows\Explorer.EXE
              1⤵
                PID:2864
                • C:\Users\Admin\AppData\Local\Temp\9727468fd2123bb51cfeb706bd6eb95d3384dc40f5536a7f9c9e36cac0cea339.exe
                  "C:\Users\Admin\AppData\Local\Temp\9727468fd2123bb51cfeb706bd6eb95d3384dc40f5536a7f9c9e36cac0cea339.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:5044
              • C:\Windows\system32\svchost.exe
                C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                1⤵
                  PID:3128
                • C:\Windows\system32\DllHost.exe
                  C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                  1⤵
                    PID:3296
                  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                    1⤵
                      PID:3384
                    • C:\Windows\System32\RuntimeBroker.exe
                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                      1⤵
                        PID:3452
                      • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                        "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                        1⤵
                          PID:3536
                        • C:\Windows\System32\RuntimeBroker.exe
                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                          1⤵
                            PID:3736
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4708
                            • C:\Windows\system32\fontdrvhost.exe
                              "fontdrvhost.exe"
                              1⤵
                                PID:780
                              • C:\Windows\system32\backgroundTaskHost.exe
                                "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                1⤵
                                  PID:4896
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:4380

                                  Network

                                  MITRE ATT&CK Enterprise v6

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • memory/5044-132-0x0000000002410000-0x000000000349E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/5044-133-0x0000000000400000-0x0000000000450000-memory.dmp

                                    Filesize

                                    320KB

                                  • memory/5044-134-0x0000000002410000-0x000000000349E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/5044-135-0x0000000002410000-0x000000000349E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/5044-136-0x0000000000400000-0x0000000000450000-memory.dmp

                                    Filesize

                                    320KB