Analysis

  • max time kernel
    92s
  • max time network
    93s
  • 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 08:29

General

  • Target

    05aa9ee664e69fcf012d23f546b3f48c140b688c93c22a47cdae2a5121806abaN.dll

  • Size

    120KB

  • MD5

    0b803c458c6967d987b849a934426ff0

  • SHA1

    c318baa55beeb298e4fe0282ca3e1616db2d9831

  • SHA256

    05aa9ee664e69fcf012d23f546b3f48c140b688c93c22a47cdae2a5121806aba

  • SHA512

    8f0e558cfc72104264779418f156aff4078813c4010fbcff4ee03d749d35e8259caa2667df2ae8109837e78aeed9811aefa70cd01cdf58d8e7a002d292a3563d

  • SSDEEP

    3072:3bXdAKYuDJinnuBaAeVQc9JnO3MbzRGZEXg:3DdAKvDJinHJVvnEMMZEw

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 6 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 60 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:800
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:808
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:412
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2540
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2572
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2836
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3448
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\05aa9ee664e69fcf012d23f546b3f48c140b688c93c22a47cdae2a5121806abaN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1884
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\05aa9ee664e69fcf012d23f546b3f48c140b688c93c22a47cdae2a5121806abaN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3700
                      • C:\Users\Admin\AppData\Local\Temp\e5772af.exe
                        C:\Users\Admin\AppData\Local\Temp\e5772af.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:4744
                      • C:\Users\Admin\AppData\Local\Temp\e5773e8.exe
                        C:\Users\Admin\AppData\Local\Temp\e5773e8.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2900
                      • C:\Users\Admin\AppData\Local\Temp\e57a9ec.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a9ec.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:1540
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3608
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3792
                    • 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:3948
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4036
                          • 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:3068
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:3628

                              Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

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                              Downloads

                              • C:\Users\Admin\AppData\Local\Temp\e5772af.exe

                                Filesize

                                97KB

                                MD5

                                ba78315a1ca93faabf5cd65ae1d6f0e9

                                SHA1

                                5ced80dd8aa8e683beae366dba243fc48506e25b

                                SHA256

                                e1877f3c7ced1e152e1685748ff31cb4c8692e0e56d8b9c24efe88dc253910c9

                                SHA512

                                e89ac2d98fc950d29050e3a2c7ac6f9df8d25bd58f5c13ba6d53205501ae048a7d1a2b0b27546305d4661abe6195e3132e95b5118d78e037845b455ecf4b13e2

                              • C:\Windows\SYSTEM.INI

                                Filesize

                                257B

                                MD5

                                946db217d0d56f60fe6e78923920e0a6

                                SHA1

                                76351139728995e567c9fbf0050fb78230399b2e

                                SHA256

                                7e58218fbff028ea3a882b417e96445b155345752c588e05065aac67c6dcc09e

                                SHA512

                                f194834d5e29238fc24b440e811f9948ffe23abd0b72078e7ae1609c6b8578e5768f4b7ea177caaa85680e2247cb4f1444722a8fdb0fcb539f94ef8a71b131a0

                              • memory/1540-94-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/1540-134-0x0000000000400000-0x0000000000412000-memory.dmp

                                Filesize

                                72KB

                              • memory/1540-101-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/1540-93-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/1540-52-0x0000000000400000-0x0000000000412000-memory.dmp

                                Filesize

                                72KB

                              • memory/1540-95-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/1540-110-0x0000000001BF0000-0x0000000001BF2000-memory.dmp

                                Filesize

                                8KB

                              • memory/1540-111-0x0000000001C00000-0x0000000001C01000-memory.dmp

                                Filesize

                                4KB

                              • memory/1540-135-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/1540-96-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/1540-92-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/1540-98-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/2900-40-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                Filesize

                                8KB

                              • memory/2900-89-0x0000000000400000-0x0000000000412000-memory.dmp

                                Filesize

                                72KB

                              • memory/2900-85-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                Filesize

                                8KB

                              • memory/2900-38-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                Filesize

                                4KB

                              • memory/2900-39-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                Filesize

                                8KB

                              • memory/3700-16-0x00000000011B0000-0x00000000011B2000-memory.dmp

                                Filesize

                                8KB

                              • memory/3700-13-0x00000000011C0000-0x00000000011C1000-memory.dmp

                                Filesize

                                4KB

                              • memory/3700-12-0x00000000011B0000-0x00000000011B2000-memory.dmp

                                Filesize

                                8KB

                              • memory/3700-28-0x00000000011B0000-0x00000000011B2000-memory.dmp

                                Filesize

                                8KB

                              • memory/3700-48-0x00000000011B0000-0x00000000011B2000-memory.dmp

                                Filesize

                                8KB

                              • memory/3700-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                Filesize

                                128KB

                              • memory/4744-26-0x0000000001A30000-0x0000000001A32000-memory.dmp

                                Filesize

                                8KB

                              • memory/4744-34-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4744-42-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4744-36-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4744-51-0x0000000001A30000-0x0000000001A32000-memory.dmp

                                Filesize

                                8KB

                              • memory/4744-35-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4744-53-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4744-54-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4744-55-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4744-56-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4744-62-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4744-64-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4744-66-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4744-41-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4744-84-0x0000000000400000-0x0000000000412000-memory.dmp

                                Filesize

                                72KB

                              • memory/4744-33-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4744-6-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4744-15-0x0000000001A40000-0x0000000001A41000-memory.dmp

                                Filesize

                                4KB

                              • memory/4744-24-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4744-27-0x0000000001A30000-0x0000000001A32000-memory.dmp

                                Filesize

                                8KB

                              • memory/4744-31-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4744-25-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4744-29-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4744-11-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4744-9-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4744-10-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4744-8-0x00000000007A0000-0x000000000185A000-memory.dmp

                                Filesize

                                16.7MB

                              • memory/4744-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                Filesize

                                72KB