Analysis

  • max time kernel
    110s
  • max time network
    114s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/11/2024, 02:39

General

  • Target

    27f1832257fca01fb31dcb7a4c626558e9109cc3e510ef3ee8103a9081d6dfb9N.dll

  • Size

    120KB

  • MD5

    c980290cb64d969311c0660848a48570

  • SHA1

    fb7ba2c165950b9c9c86dfac79417502ff64cacf

  • SHA256

    27f1832257fca01fb31dcb7a4c626558e9109cc3e510ef3ee8103a9081d6dfb9

  • SHA512

    ec5e98ad029929fc9e4c7c906ac06736b89626dd65c4c41b42f9493426e8badd64a94ff6d72f7f0e25dcabb416e7d90cd602b0fa8c47dd42a360278f03b17ee8

  • SSDEEP

    1536:xSw75ive6oA72hCNIgtr+AZdugMSsw83QlTJPwX54bWmFMHrRI/5HYQnBFLHnT1T:DNiW6vawv+WAgMkrK54bWmfNjB1pT

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 12 IoCs

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

  • UPX packed file 26 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:380
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2640
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2676
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2848
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3428
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\27f1832257fca01fb31dcb7a4c626558e9109cc3e510ef3ee8103a9081d6dfb9N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:2592
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\27f1832257fca01fb31dcb7a4c626558e9109cc3e510ef3ee8103a9081d6dfb9N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4160
                      • C:\Users\Admin\AppData\Local\Temp\e57a4eb.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a4eb.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:4396
                      • C:\Users\Admin\AppData\Local\Temp\e57a8d3.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a8d3.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1844
                      • C:\Users\Admin\AppData\Local\Temp\e57c851.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c851.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:980
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3640
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3832
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3928
                      • 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:4080
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3576
                            • 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:4548
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3604
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:3148
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:2992
                                    • C:\Windows\System32\RuntimeBroker.exe
                                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                                      1⤵
                                        PID:3684
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:1036

                                        Network

                                              MITRE ATT&CK Enterprise v15

                                              Replay Monitor

                                              Loading Replay Monitor...

                                              Downloads

                                              • C:\Users\Admin\AppData\Local\Temp\e57a4eb.exe

                                                Filesize

                                                97KB

                                                MD5

                                                83159e3fc5788b3155febdb35f297757

                                                SHA1

                                                4d6f1281f01ba684c8689798a5f9f715be96fb5e

                                                SHA256

                                                9633b65b72cda175b870d0e5ae6b56ce0b614e66a79a1a6222eb2619f65f128c

                                                SHA512

                                                0699ab629aab53d13725ab4188fe74c4ee60a31df0e71945e092875da936643c01bc543a442ec5e4a61cf6f80bc687b7586375406b30c7c8dbe46278fd3fb45e

                                              • C:\Windows\SYSTEM.INI

                                                Filesize

                                                257B

                                                MD5

                                                54503d8291d8e54cc1f18bff07349bce

                                                SHA1

                                                b7a7c37babd90488f6e191602ff216ddc0811705

                                                SHA256

                                                a08ae85871cb3b10717677cd9839b48dff3727e2566e78ac7846a22422956a56

                                                SHA512

                                                055c0aa54b5f7959e7949fa5693441d481cae23b9f3d73ca7fc81a6871a00ea86b32616e2245dffd6f496c7e6f2a3254f4421696ee89a0c2d26c637dff1a2846

                                              • memory/980-58-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/980-143-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/980-47-0x0000000000400000-0x0000000000412000-memory.dmp

                                                Filesize

                                                72KB

                                              • memory/980-55-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/980-144-0x0000000000400000-0x0000000000412000-memory.dmp

                                                Filesize

                                                72KB

                                              • memory/980-112-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/980-53-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                                Filesize

                                                4KB

                                              • memory/1844-95-0x0000000000400000-0x0000000000412000-memory.dmp

                                                Filesize

                                                72KB

                                              • memory/1844-57-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/1844-51-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                                Filesize

                                                4KB

                                              • memory/1844-54-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/4160-25-0x00000000011A0000-0x00000000011A1000-memory.dmp

                                                Filesize

                                                4KB

                                              • memory/4160-26-0x0000000000F00000-0x0000000000F02000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/4160-16-0x0000000000F00000-0x0000000000F02000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/4160-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                                Filesize

                                                128KB

                                              • memory/4160-14-0x0000000000F00000-0x0000000000F02000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/4396-46-0x0000000000740000-0x00000000017FA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4396-60-0x0000000000740000-0x00000000017FA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4396-36-0x0000000000740000-0x00000000017FA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4396-37-0x0000000000740000-0x00000000017FA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4396-38-0x0000000000740000-0x00000000017FA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4396-8-0x0000000000740000-0x00000000017FA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4396-9-0x0000000000740000-0x00000000017FA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4396-48-0x0000000000740000-0x00000000017FA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4396-11-0x0000000000740000-0x00000000017FA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4396-35-0x0000000000740000-0x00000000017FA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4396-10-0x0000000000740000-0x00000000017FA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4396-12-0x0000000000740000-0x00000000017FA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4396-34-0x0000000000740000-0x00000000017FA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4396-31-0x0000000000740000-0x00000000017FA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4396-56-0x0000000000740000-0x00000000017FA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4396-13-0x0000000000740000-0x00000000017FA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4396-61-0x0000000003660000-0x0000000003662000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/4396-62-0x0000000000740000-0x00000000017FA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4396-64-0x0000000000740000-0x00000000017FA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4396-65-0x0000000000740000-0x00000000017FA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4396-67-0x0000000000740000-0x00000000017FA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4396-69-0x0000000000740000-0x00000000017FA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4396-72-0x0000000000740000-0x00000000017FA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4396-77-0x0000000000740000-0x00000000017FA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4396-91-0x0000000000400000-0x0000000000412000-memory.dmp

                                                Filesize

                                                72KB

                                              • memory/4396-24-0x0000000000740000-0x00000000017FA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/4396-32-0x0000000003660000-0x0000000003662000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/4396-30-0x0000000003660000-0x0000000003662000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/4396-28-0x0000000003FB0000-0x0000000003FB1000-memory.dmp

                                                Filesize

                                                4KB

                                              • memory/4396-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                                Filesize

                                                72KB