Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-12-2024 07:21

General

  • Target

    fb6efe3c1eb58d6e517e341690705b46bb027a00a6f512682d133e5c2cf21930.exe

  • Size

    65KB

  • MD5

    6d17a40f5fbc0b107b1f53d1f2e70d3d

  • SHA1

    bbcdba38388fac398dfb54e987650ab7f88d86ba

  • SHA256

    fb6efe3c1eb58d6e517e341690705b46bb027a00a6f512682d133e5c2cf21930

  • SHA512

    12026291c3741baf8927ff98083d880c4ea6af180173f99cb99f322d29f1124a312380d852074dad3600c64f9b7cfc4115ef8fe23b684d7b2a575472dac414b9

  • SSDEEP

    1536:n5ruAZ+doa8o+TRawEWWknnJpsOOa40rEONC74eZvlA:oA0dobTRa/Wb8p9EiEKlA

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 8 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • UPX packed file 23 IoCs

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

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:800
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:808
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:376
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2724
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2824
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2068
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3508
                  • C:\Users\Admin\AppData\Local\Temp\fb6efe3c1eb58d6e517e341690705b46bb027a00a6f512682d133e5c2cf21930.exe
                    "C:\Users\Admin\AppData\Local\Temp\fb6efe3c1eb58d6e517e341690705b46bb027a00a6f512682d133e5c2cf21930.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • 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:3808
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3612
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3800
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3908
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3972
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4080
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4152
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:4328
                              • 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:4388
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:3700
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:1144

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

                                    Loading Replay Monitor...

                                    Downloads

                                    • memory/3808-0-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/3808-4-0x0000000000820000-0x00000000018DA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3808-3-0x0000000000820000-0x00000000018DA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3808-8-0x0000000000820000-0x00000000018DA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3808-7-0x0000000000820000-0x00000000018DA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3808-9-0x0000000000820000-0x00000000018DA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3808-19-0x00000000006F0000-0x00000000006F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3808-18-0x00000000006F0000-0x00000000006F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3808-17-0x0000000000700000-0x0000000000701000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/3808-16-0x00000000006F0000-0x00000000006F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3808-6-0x0000000000820000-0x00000000018DA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3808-5-0x0000000000820000-0x00000000018DA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3808-15-0x0000000000820000-0x00000000018DA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3808-21-0x0000000000820000-0x00000000018DA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3808-20-0x0000000000820000-0x00000000018DA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3808-23-0x0000000000820000-0x00000000018DA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3808-22-0x0000000000820000-0x00000000018DA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3808-24-0x0000000000820000-0x00000000018DA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3808-25-0x0000000000820000-0x00000000018DA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3808-26-0x0000000000820000-0x00000000018DA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3808-29-0x0000000000820000-0x00000000018DA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3808-30-0x0000000000820000-0x00000000018DA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3808-31-0x0000000000820000-0x00000000018DA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3808-35-0x00000000006F0000-0x00000000006F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3808-34-0x0000000000820000-0x00000000018DA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3808-36-0x0000000000820000-0x00000000018DA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3808-38-0x0000000000820000-0x00000000018DA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3808-40-0x0000000000820000-0x00000000018DA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3808-42-0x0000000000820000-0x00000000018DA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3808-61-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB