Analysis

  • max time kernel
    94s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-12-2024 22:33

General

  • Target

    9040a657901436fed2c37e9ee5d268924c1785ecbb5e3a40b8e629025cbf1338.dll

  • Size

    120KB

  • MD5

    734415e0581cc9c8816c9ed1a48b213b

  • SHA1

    1a9530a4db6e6c3abe79904199807f77954764af

  • SHA256

    9040a657901436fed2c37e9ee5d268924c1785ecbb5e3a40b8e629025cbf1338

  • SHA512

    634519ac70f522e10f6dae51444e40d0ff47c80386c228d2c1478d9f56c72bcf761db2bac52fd8d789d8de8e8ca460d1546cd999467716b1327a976015c54ae7

  • SSDEEP

    1536:E0O6HgE563cIYzfa1ZR7uvM3dBDUMmLs65xDhiqYXMTg8/mNlGs5U6NlUTDJFJ:nO6Ai6PZbdBg665xDUcF/mrR5jN6JFJ

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 6 IoCs
  • Sality

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

  • Sality family
  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 3 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 14 IoCs

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

  • UPX packed file 33 IoCs

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

  • Drops file in Program Files directory 4 IoCs
  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 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 50 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:780
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:384
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2884
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2912
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3020
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3432
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\9040a657901436fed2c37e9ee5d268924c1785ecbb5e3a40b8e629025cbf1338.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:632
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\9040a657901436fed2c37e9ee5d268924c1785ecbb5e3a40b8e629025cbf1338.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2124
                      • C:\Users\Admin\AppData\Local\Temp\e57a170.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a170.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • Checks whether UAC is enabled
                        • Enumerates connected drives
                        • 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:4112
                      • C:\Users\Admin\AppData\Local\Temp\e57a44e.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a44e.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • Checks whether UAC is enabled
                        • Drops file in Windows directory
                        • System Location Discovery: System Language Discovery
                        • System policy modification
                        PID:1748
                      • C:\Users\Admin\AppData\Local\Temp\e57bd06.exe
                        C:\Users\Admin\AppData\Local\Temp\e57bd06.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:5048
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3540
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3724
                    • 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:3912
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3992
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4100
                            • 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:2864
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1812
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:212

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e57a170.exe

                                    Filesize

                                    97KB

                                    MD5

                                    dfce022d3fae16dea84078a6055dc248

                                    SHA1

                                    ba7b6ba3b64d42525bab4337563cc9bb1eed4787

                                    SHA256

                                    4bd9462bdbe07741a5aa6712377948e83a690a32bc1af9d785795902d292df15

                                    SHA512

                                    b7f49a210497e32a55cd114fe33949e86e678bc5cbda83e3cefe4174ca4dc3aa7c2d3a6c51e7563d71a1ed55c427abb966f0da666ac2e893724e80cfae965855

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    d500665e764b185f95bf6bac916d703c

                                    SHA1

                                    f2ba5c728efb5c99d2c05aeef10f1e3cc01243d2

                                    SHA256

                                    ed2e05c0743fc09d1a391c388f636d872147ee10ec397b1ffc623f73878d89b9

                                    SHA512

                                    b9f5c67a20b6b1a6bbfe98359ca98399a745d6f3b270bc7a4f165e93834bebe52dde8fd4bc25167b489b30fc03a6b34ea4a0a86d0aeea9e3be5971cacfddd93e

                                  • memory/1748-84-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1748-126-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1748-128-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1748-129-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1748-63-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1748-62-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1748-66-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1748-36-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2124-31-0x00000000046A0000-0x00000000046A1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2124-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/2124-23-0x00000000040F0000-0x00000000040F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2124-24-0x00000000040F0000-0x00000000040F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2124-30-0x00000000040F0000-0x00000000040F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4112-44-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-80-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-35-0x0000000000730000-0x0000000000732000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4112-28-0x0000000000740000-0x0000000000741000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4112-16-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-8-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-10-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-38-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-37-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-39-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-40-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-41-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-43-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-12-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4112-53-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-55-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-56-0x0000000000730000-0x0000000000732000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4112-57-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-59-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-9-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-6-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-13-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-11-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-14-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-15-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-70-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-73-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-74-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-76-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-79-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-32-0x0000000000730000-0x0000000000732000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4112-83-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-17-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-86-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4112-110-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4112-98-0x0000000000730000-0x0000000000732000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4112-94-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5048-111-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5048-65-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/5048-67-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5048-68-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5048-48-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/5048-133-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB