Analysis

  • max time kernel
    150s
  • 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
    18-12-2024 05:26

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 11 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:788
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:792
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:376
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2652
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2664
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2852
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3392
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\82382c213c2c2abe0305f1a7f0cf88621c6e5e7c20c0c4cdc70be8fb2cb82245.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4376
                    • 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:772
                      • C:\Users\Admin\AppData\Local\Temp\e5770ac.exe
                        C:\Users\Admin\AppData\Local\Temp\e5770ac.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:2152
                      • C:\Users\Admin\AppData\Local\Temp\e5771c5.exe
                        C:\Users\Admin\AppData\Local\Temp\e5771c5.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:5096
                      • C:\Users\Admin\AppData\Local\Temp\e57947f.exe
                        C:\Users\Admin\AppData\Local\Temp\e57947f.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:4296
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3604
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3788
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3884
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3952
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4028
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4132
                            • 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:1584
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1088

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e5770ac.exe

                                  Filesize

                                  97KB

                                  MD5

                                  f0e476ddf083de62372af2df34c40419

                                  SHA1

                                  8bfc1469a4fac4fde83182bfaabafedc332ab3ad

                                  SHA256

                                  39971fc5a46dbef79f70e6351c1525378a1a3811fffd2e0e35f516a496d3b536

                                  SHA512

                                  13cd9c581c4d337a693ab0380b7bf784e3874400e08dbf317c29242e750560ac15a34faeb5c60c2a8424342c71ea8ca2626a49b0b2b73dba9c424f7da5efc5b4

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  255B

                                  MD5

                                  f48e22d8fc798c46a6986e9d1bb07252

                                  SHA1

                                  85bef0d95bd264a5160ca276e620aca7b306b65d

                                  SHA256

                                  a738cbda645151cc161a4378436a174fb1c083b4c9eaeb23182b20da14e0d8bb

                                  SHA512

                                  7304335b592899b9ebc249ebcf3997ed01b3af119cbdb334826f8e01f11754f68f594bd95dbf8a60d39e41925d370f972afeeb4236471fa2dbdae0830a667261

                                • memory/772-18-0x00000000011F0000-0x00000000011F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/772-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/772-42-0x00000000011F0000-0x00000000011F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/772-11-0x00000000011F0000-0x00000000011F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/772-28-0x00000000011F0000-0x00000000011F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/772-12-0x0000000001240000-0x0000000001241000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2152-48-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2152-70-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2152-33-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2152-35-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2152-29-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2152-17-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2152-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2152-15-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2152-10-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2152-14-0x0000000003BF0000-0x0000000003BF1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2152-20-0x0000000000740000-0x0000000000742000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2152-23-0x0000000000740000-0x0000000000742000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2152-9-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2152-6-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2152-36-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2152-37-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2152-38-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2152-8-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2152-92-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2152-16-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2152-47-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2152-73-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2152-71-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2152-30-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2152-67-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2152-66-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2152-64-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2152-58-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2152-60-0x0000000000740000-0x0000000000742000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2152-61-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2152-62-0x0000000000850000-0x000000000190A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4296-94-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4296-46-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4296-145-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4296-57-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4296-144-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4296-53-0x0000000000870000-0x0000000000871000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4296-55-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4296-110-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5096-51-0x0000000000870000-0x0000000000871000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/5096-98-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/5096-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/5096-54-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/5096-93-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/5096-56-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                  Filesize

                                  8KB