Analysis

  • max time kernel
    94s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-12-2024 23:10

General

  • Target

    13a0cf6f7420a1da0f734dd0047ff2acd11cac47c30eb76ba8aed2373bc86339N.dll

  • Size

    120KB

  • MD5

    3ec90f220d08b3178f10064901fc8640

  • SHA1

    3e9bc037959e8519cb508c85cbc90122f950ffb1

  • SHA256

    13a0cf6f7420a1da0f734dd0047ff2acd11cac47c30eb76ba8aed2373bc86339

  • SHA512

    93db679d6f3ab367bb06434a4e10b188c7f97c48c7b396e00c249587ae9ac92bb1c00d17e237994e9d4c80221d6db358a6056a1b1e7c1776842aa896ced12be2

  • SSDEEP

    3072:pf09qg9Et+p8Z/+ubdOmqjNBLhlVMirB:pf0R2t+pE+ub0m+L7

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 29 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:800
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:808
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:372
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2676
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2684
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2792
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3500
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\13a0cf6f7420a1da0f734dd0047ff2acd11cac47c30eb76ba8aed2373bc86339N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3284
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\13a0cf6f7420a1da0f734dd0047ff2acd11cac47c30eb76ba8aed2373bc86339N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:776
                      • C:\Users\Admin\AppData\Local\Temp\e578d0d.exe
                        C:\Users\Admin\AppData\Local\Temp\e578d0d.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:3860
                      • C:\Users\Admin\AppData\Local\Temp\e578ea3.exe
                        C:\Users\Admin\AppData\Local\Temp\e578ea3.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:872
                      • C:\Users\Admin\AppData\Local\Temp\e57ad95.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ad95.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:2816
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3684
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3892
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3992
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4060
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:2836
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4204
                            • 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:2496
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4944
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:1808
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:4328

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

                                    Loading Replay Monitor...

                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Temp\e578d0d.exe

                                      Filesize

                                      97KB

                                      MD5

                                      7641136db45c62218ec9c77a4fc08e78

                                      SHA1

                                      f6e4dc40869e1f6a9fb81b17334908ac7504ab87

                                      SHA256

                                      49a3bf6254b3f29b39d522d9fb445d9cf953068ffe52929f97acc6cdac4d6c8c

                                      SHA512

                                      2dc4db663eba581d48c3afa93c0e39cd63b0f51317065320763ab8043f3e0c1131755ca57e6e2849cb59c03e4ff4b84e7a9344a31c39b0c212a4dbbb1fc88b3e

                                    • C:\Windows\SYSTEM.INI

                                      Filesize

                                      257B

                                      MD5

                                      822bbc57bdf737ab477e0265534247cf

                                      SHA1

                                      d7836d887de0b4a48cd88bfc48e1fe79ebc93966

                                      SHA256

                                      54cb6b455ade0fcbb7f804b766f5beaca7f3a6f39f9b3b600e47928fe6341cc2

                                      SHA512

                                      f71241ca014b5a937062104aa64cae5da236de3bdc8b136a49be6c8ddd0509df7d94d461f79a4548678845a16d453a6197bffdfe5d8e867e2cd647eb7c8dffab

                                    • memory/776-29-0x0000000000A90000-0x0000000000A92000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/776-16-0x0000000000A90000-0x0000000000A92000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/776-17-0x0000000000BA0000-0x0000000000BA1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/776-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/776-20-0x0000000000A90000-0x0000000000A92000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/872-60-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/872-103-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/872-54-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/872-35-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/872-57-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2816-56-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2816-58-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2816-104-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2816-116-0x0000000000B60000-0x0000000001C1A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2816-150-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2816-151-0x0000000000B60000-0x0000000001C1A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2816-61-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2816-49-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/3860-40-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3860-62-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3860-37-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3860-38-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3860-39-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3860-32-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3860-11-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3860-50-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3860-52-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3860-51-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3860-15-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3860-19-0x0000000001B50000-0x0000000001B51000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/3860-59-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3860-14-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3860-31-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3860-13-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3860-28-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3860-36-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3860-64-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3860-65-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3860-67-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3860-70-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3860-72-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3860-74-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3860-75-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3860-81-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3860-99-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/3860-30-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3860-12-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3860-10-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3860-8-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3860-6-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3860-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB