Analysis

  • max time kernel
    122s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-12-2024 00:51

General

  • Target

    8f8fcaae4da8a37b6e5135d64091d509342bdda35ac5efb6a481d0e6df36c144.exe

  • Size

    194KB

  • MD5

    f8de4c4c3f5df73a4b54b6728a6c8b6e

  • SHA1

    506a46f75ded3bf11aa4886417848b2a74c71956

  • SHA256

    8f8fcaae4da8a37b6e5135d64091d509342bdda35ac5efb6a481d0e6df36c144

  • SHA512

    ce4405058246b57964ba7cfff538eaebea7f1cebaebf9701fb846945c58607e55513b749994c0f146de3bc79767d6b80909792611eb13b6143a78d553128d544

  • SSDEEP

    3072:nZLVpImRqLOUph/5ULSAMcvMy2yIFAFCCWy9nwX5c6LsXS5QRNd6:ZLVpOjhULZvxIuXH65HISoN

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
  • 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 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:784
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:64
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2612
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2628
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2768
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3440
                  • C:\Users\Admin\AppData\Local\Temp\8f8fcaae4da8a37b6e5135d64091d509342bdda35ac5efb6a481d0e6df36c144.exe
                    "C:\Users\Admin\AppData\Local\Temp\8f8fcaae4da8a37b6e5135d64091d509342bdda35ac5efb6a481d0e6df36c144.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:5056
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3564
                  • 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:3896
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3984
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3992
                            • 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:1432
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3168
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:3480

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\ynmq.pif

                                    Filesize

                                    97KB

                                    MD5

                                    f00d7f24c25b91475433f7d0b4c9621c

                                    SHA1

                                    887c9eab2262b2ea5b27ac01ee91121ac6f7bcae

                                    SHA256

                                    5b9a913ac76b90f36d7f90d9b5a1e7e6698d8a5b112b9c4536bbf5604b50ff4e

                                    SHA512

                                    742a5316c7352ec16128ec85a16eb280e859db80a58bd731d75e35115c5c3c78c6de86c2a85f6f27d8b6379fd040820b316f8dd57de22bb964f3f3747fbcd0fb

                                  • memory/5056-32-0x0000000000A60000-0x0000000000A62000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5056-70-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-6-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-4-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-9-0x0000000000A70000-0x0000000000A71000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/5056-8-0x0000000000A60000-0x0000000000A62000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5056-16-0x0000000000A60000-0x0000000000A62000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5056-3-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-7-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-18-0x0000000000A60000-0x0000000000A62000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5056-11-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-19-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-20-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-17-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-21-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-22-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-23-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-24-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-25-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-26-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-28-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-29-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-1-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-5-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-37-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-35-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-36-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-33-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-40-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-42-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-45-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-46-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-48-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-49-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-51-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-57-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-58-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-62-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-63-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-65-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-67-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-0-0x0000000000400000-0x0000000000426000-memory.dmp

                                    Filesize

                                    152KB

                                  • memory/5056-71-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-73-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-75-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-30-0x0000000000C10000-0x0000000001CCA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5056-86-0x0000000000400000-0x0000000000426000-memory.dmp

                                    Filesize

                                    152KB