Analysis

  • max time kernel
    148s
  • max time network
    150s
  • 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 20:39

General

  • Target

    28ec896b8b701fba3b507b7ee0d9c2932b5e2517a332344ae1d447d9d6554504.dll

  • Size

    120KB

  • MD5

    bd0d49f7d733d1b4daa3bcf9dfd78e13

  • SHA1

    318d8d9f72239d65774868b540251519b7daa833

  • SHA256

    28ec896b8b701fba3b507b7ee0d9c2932b5e2517a332344ae1d447d9d6554504

  • SHA512

    b0391246a880ed321cded42500a9df535cc61eade7efdb3fefc37a7902c6185e98470fdb8cac85784e46cfb1e4a3d1d9e56ac843a2066004ac8376be908bb761

  • SSDEEP

    3072:ICh8HZZDtsBrp55fz4xD5DXS8ibvMxVBhWb:RgXDtwr75fodS8LZh

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 4 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 13 IoCs

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

  • UPX packed file 27 IoCs

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

  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:752
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:756
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:984
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2860
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2892
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2972
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3368
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\28ec896b8b701fba3b507b7ee0d9c2932b5e2517a332344ae1d447d9d6554504.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:2656
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\28ec896b8b701fba3b507b7ee0d9c2932b5e2517a332344ae1d447d9d6554504.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:1888
                      • C:\Users\Admin\AppData\Local\Temp\e579cdc.exe
                        C:\Users\Admin\AppData\Local\Temp\e579cdc.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 Windows directory
                        • System Location Discovery: System Language Discovery
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of AdjustPrivilegeToken
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:4204
                      • C:\Users\Admin\AppData\Local\Temp\e579de6.exe
                        C:\Users\Admin\AppData\Local\Temp\e579de6.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1732
                      • C:\Users\Admin\AppData\Local\Temp\e57ce5c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ce5c.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 Windows directory
                        • System Location Discovery: System Language Discovery
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:2672
                      • C:\Users\Admin\AppData\Local\Temp\e57ce6c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ce6c.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2680
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3532
                  • 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:3896
                      • 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:4064
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3820
                            • 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:1448
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2724

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e579cdc.exe

                                  Filesize

                                  97KB

                                  MD5

                                  3c7c5947533901e1852d29869c34530c

                                  SHA1

                                  452969880eeadea858de297c3e402f129a7fdc3b

                                  SHA256

                                  e2f0f6f250803dadafe1bda9f65532229c015d5b1821dbf53e6dfa03415024d6

                                  SHA512

                                  52c641ee08f5b1634466b9dc0bc8ee929021c3bd00f05b828b7bc8487346f1aca5f4c079794b240efcc50f35ddf48a9cdcbb249e30d0995b80ca65f75a652478

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  256B

                                  MD5

                                  b450b2893ee397e7facc234f7da1dc21

                                  SHA1

                                  98343c2ef8e6ea661c9715aa52549e60813ce27e

                                  SHA256

                                  1feb618bf3be735e29fb1f72cb6a1657071eaaeecd7cc2945b25bc9a16d23808

                                  SHA512

                                  d9b026f63167727789ac53b80b71f72a291991b75cac865f7caf384fed78c2b15c69592a2088ee9bb221acbe79d372323b54a9b2a021d85a744ff5f5ddb123c9

                                • memory/1732-45-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1732-97-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1732-43-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1732-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1732-31-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1888-60-0x0000000000710000-0x0000000000712000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1888-32-0x0000000000710000-0x0000000000712000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1888-12-0x0000000000B40000-0x0000000000B41000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1888-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/1888-11-0x0000000000710000-0x0000000000712000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1888-17-0x0000000000710000-0x0000000000712000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2672-158-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2672-156-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2672-157-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2680-61-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2680-155-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4204-38-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4204-27-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4204-14-0x0000000001AF0000-0x0000000001AF1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4204-35-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4204-36-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4204-37-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4204-9-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4204-39-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4204-40-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4204-8-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4204-21-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4204-30-0x0000000000440000-0x0000000000442000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4204-47-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4204-51-0x0000000000440000-0x0000000000442000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4204-34-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4204-19-0x0000000000440000-0x0000000000442000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4204-62-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4204-63-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4204-65-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4204-67-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4204-68-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4204-69-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4204-72-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4204-74-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4204-93-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4204-33-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4204-16-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4204-15-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4204-10-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4204-6-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4204-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB