Analysis

  • max time kernel
    31s
  • max time network
    97s
  • 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 05:12

General

  • Target

    82382c213c2c2abe0305f1a7f0cf88621c6e5e7c20c0c4cdc70be8fb2cb82245.dll

  • Size

    120KB

  • MD5

    17ab86fe6265d8314eb31e504e79203d

  • SHA1

    553a60f2ec87ba976ee1cc0359374464c8a4265c

  • SHA256

    82382c213c2c2abe0305f1a7f0cf88621c6e5e7c20c0c4cdc70be8fb2cb82245

  • SHA512

    26363759c4b1f99fc20dd1ecfafa45f3f28c7316e4a1edd2c1eccbdfb77959dcb195fbe3f931ee65b5cf8c72135584af79a876e4eab7a8bbf3598e84ff6e76c2

  • SSDEEP

    3072:a2yozsdm63aUSxlnBVnRMO2X1YMhpb85kcBfU6a:rym63gxdBVRb2lYMhaFBM

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 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 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 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:792
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:800
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:388
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2672
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2708
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2940
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3368
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\82382c213c2c2abe0305f1a7f0cf88621c6e5e7c20c0c4cdc70be8fb2cb82245.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3532
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\82382c213c2c2abe0305f1a7f0cf88621c6e5e7c20c0c4cdc70be8fb2cb82245.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:5092
                      • C:\Users\Admin\AppData\Local\Temp\e577a12.exe
                        C:\Users\Admin\AppData\Local\Temp\e577a12.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:1084
                      • C:\Users\Admin\AppData\Local\Temp\e577b89.exe
                        C:\Users\Admin\AppData\Local\Temp\e577b89.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:632
                      • C:\Users\Admin\AppData\Local\Temp\e57a48d.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a48d.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:4736
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3560
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3752
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3844
                      • 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:3380
                            • 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:4560
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4696
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:772

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e577a12.exe

                                    Filesize

                                    97KB

                                    MD5

                                    f0e476ddf083de62372af2df34c40419

                                    SHA1

                                    8bfc1469a4fac4fde83182bfaabafedc332ab3ad

                                    SHA256

                                    39971fc5a46dbef79f70e6351c1525378a1a3811fffd2e0e35f516a496d3b536

                                    SHA512

                                    13cd9c581c4d337a693ab0380b7bf784e3874400e08dbf317c29242e750560ac15a34faeb5c60c2a8424342c71ea8ca2626a49b0b2b73dba9c424f7da5efc5b4

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    b7514888d8ef1acdd95783fe7a3e7604

                                    SHA1

                                    32c4c3d778d72ff493ee75e780becf92cb73ebc6

                                    SHA256

                                    23eb48b9c0b0cba06e0b642e21cef98ae5da1a5ec45e9b4ff12463b63c346f92

                                    SHA512

                                    10462fb1f86fe1fcc5609fa9d779c6708a96071c787b7112db52fea4eb6ab4a09789079e9c49771502cba8efc96a664a3a6b2426bf58390fee83f369ab8ad0b7

                                  • memory/632-45-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/632-92-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/632-88-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/632-51-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/632-49-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/632-31-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1084-62-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1084-40-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1084-26-0x0000000000520000-0x0000000000522000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1084-17-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1084-8-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1084-87-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1084-11-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1084-21-0x0000000001B80000-0x0000000001B81000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1084-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1084-9-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1084-6-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1084-34-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1084-33-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1084-35-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1084-36-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1084-37-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1084-38-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1084-10-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1084-39-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1084-25-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1084-30-0x0000000000520000-0x0000000000522000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1084-68-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1084-28-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1084-55-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1084-57-0x0000000000520000-0x0000000000522000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1084-56-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1084-58-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1084-60-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1084-66-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1084-64-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4736-93-0x00000000008A0000-0x000000000195A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4736-109-0x00000000008A0000-0x000000000195A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4736-146-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4736-145-0x00000000008A0000-0x000000000195A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5092-46-0x0000000002F60000-0x0000000002F62000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5092-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/5092-32-0x0000000002F60000-0x0000000002F62000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5092-18-0x0000000002F60000-0x0000000002F62000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5092-19-0x0000000002FF0000-0x0000000002FF1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/5092-22-0x0000000002F60000-0x0000000002F62000-memory.dmp

                                    Filesize

                                    8KB