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 00:30

General

  • Target

    875db80a0a413e8f78f7120c878460494b1f4199f8d5aa20e646098818fa21a4.dll

  • Size

    120KB

  • MD5

    df8e4237a548ebe1eaa080e1f13eaa32

  • SHA1

    d0746ec564e3ddd5a2aa18ab9117235cac640a74

  • SHA256

    875db80a0a413e8f78f7120c878460494b1f4199f8d5aa20e646098818fa21a4

  • SHA512

    e1d91cfb057c44a231a6a0d26c38ca298bf49bbfd2a0d838e9ff4e18f796faa3ab4d83428db6f2660b7ff76bc437633d693359d80539a118d039ea360d4d5615

  • SSDEEP

    3072:ryAedAKhJ7/CxMq5DPuzCXrBnoH78o08Ug:redAwxY5DPe43oJ

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 30 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 63 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:388
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2488
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2524
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2672
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3388
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\875db80a0a413e8f78f7120c878460494b1f4199f8d5aa20e646098818fa21a4.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4964
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\875db80a0a413e8f78f7120c878460494b1f4199f8d5aa20e646098818fa21a4.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3572
                      • C:\Users\Admin\AppData\Local\Temp\e57c217.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c217.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:2252
                      • C:\Users\Admin\AppData\Local\Temp\e57c3cd.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c3cd.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2540
                      • C:\Users\Admin\AppData\Local\Temp\e57f5e9.exe
                        C:\Users\Admin\AppData\Local\Temp\e57f5e9.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:3844
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3552
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3756
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3924
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3992
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4072
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4116
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:2220
                              • 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:3376

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57c217.exe

                                  Filesize

                                  97KB

                                  MD5

                                  879c4e50ec35b2c6f587e50262046d38

                                  SHA1

                                  49dff8414e14692b322bb2d6c0f8f9b9ed74a428

                                  SHA256

                                  610404c9f454cfc507e86a82f14d3b20fffe1ffaa2039a80d90be3228c94d9d3

                                  SHA512

                                  973483e9082b95ee0e8111d93236e3ea25379a59743bd6283b68d6bc0520879ce01efd9e304d322256128f3a794515ebe24b2f5ad8834d6d0ade3ca2e0c801fe

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  408fe7c9dc55eeff907bb738660178ac

                                  SHA1

                                  727148547c360f7e316ce4ad7e30824d9f4b14a2

                                  SHA256

                                  5f5ecf319d1d62d1310328bb2f1f8e5f0ddf9e83c60ec4bacd5c7b695730f184

                                  SHA512

                                  ebfb378bd5185d3d6d1beb54df9ea5df9379c2b508f5b28bdd8d06f85ed29525f0f23076e43105ec1033b0c32e3f21f3cfdffbae60bc84f712f0fa1ba75583f5

                                • memory/2252-64-0x00000000008A0000-0x000000000195A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-12-0x00000000008A0000-0x000000000195A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-15-0x00000000008A0000-0x000000000195A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2252-94-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2252-28-0x00000000008A0000-0x000000000195A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-20-0x00000000008A0000-0x000000000195A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-31-0x00000000005E0000-0x00000000005E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2252-77-0x00000000008A0000-0x000000000195A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-29-0x00000000005E0000-0x00000000005E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2252-13-0x00000000008A0000-0x000000000195A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-69-0x00000000008A0000-0x000000000195A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-11-0x00000000008A0000-0x000000000195A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-6-0x00000000008A0000-0x000000000195A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-62-0x00000000008A0000-0x000000000195A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-58-0x00000000008A0000-0x000000000195A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-10-0x00000000008A0000-0x000000000195A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-8-0x00000000008A0000-0x000000000195A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-34-0x00000000008A0000-0x000000000195A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-35-0x00000000008A0000-0x000000000195A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-36-0x00000000008A0000-0x000000000195A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-37-0x00000000008A0000-0x000000000195A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-39-0x00000000008A0000-0x000000000195A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-38-0x00000000008A0000-0x000000000195A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-61-0x00000000008A0000-0x000000000195A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-24-0x00000000005F0000-0x00000000005F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2252-9-0x00000000008A0000-0x000000000195A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-45-0x00000000008A0000-0x000000000195A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-46-0x00000000008A0000-0x000000000195A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-47-0x00000000008A0000-0x000000000195A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-60-0x00000000008A0000-0x000000000195A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-56-0x00000000005E0000-0x00000000005E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2540-68-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2540-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2540-42-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2540-43-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2540-98-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3572-1-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/3572-25-0x0000000004340000-0x0000000004342000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3572-22-0x00000000043D0000-0x00000000043D1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3572-30-0x0000000004340000-0x0000000004342000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3572-55-0x0000000004340000-0x0000000004342000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3572-21-0x0000000004340000-0x0000000004342000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3844-133-0x0000000000730000-0x0000000000732000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3844-103-0x0000000000860000-0x000000000191A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3844-110-0x0000000000860000-0x000000000191A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3844-120-0x0000000000740000-0x0000000000741000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3844-119-0x0000000000730000-0x0000000000732000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3844-131-0x0000000000860000-0x000000000191A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3844-57-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3844-155-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3844-156-0x0000000000860000-0x000000000191A000-memory.dmp

                                  Filesize

                                  16.7MB