Analysis

  • max time kernel
    96s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-12-2024 03:53

General

  • Target

    b9660b106f127000d1a856cc57b05d8e90f80bab0f014262191e21d724cf5b4fN.dll

  • Size

    120KB

  • MD5

    b5b470c2dff8b27a38604733c9c3ef50

  • SHA1

    c79bbead38360d3e013d1e665a86c6efb2bbaadc

  • SHA256

    b9660b106f127000d1a856cc57b05d8e90f80bab0f014262191e21d724cf5b4f

  • SHA512

    b2908f86fd71d667e7d812f9a3d4733d9ad75e13e4f1d73579848bcd1f0bdfee91c055b1f51204ddd7d2183ba2e49462b96da3ac74d5f577f2e53f6d897a6975

  • SSDEEP

    1536:wdItgk5pFOVbCVU6LMoFiGLpwpzl5dUzANHGVYbRjN7iEEki8PKzSumcAI:cUfYIV/7KPUzANT7iEE78PKzdpZ

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 28 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:780
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:380
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2616
          • 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:2804
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3464
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\b9660b106f127000d1a856cc57b05d8e90f80bab0f014262191e21d724cf5b4fN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1648
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b9660b106f127000d1a856cc57b05d8e90f80bab0f014262191e21d724cf5b4fN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2248
                      • C:\Users\Admin\AppData\Local\Temp\e57b18d.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b18d.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:3700
                      • C:\Users\Admin\AppData\Local\Temp\e57b3cf.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b3cf.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1848
                      • C:\Users\Admin\AppData\Local\Temp\e57e3f7.exe
                        C:\Users\Admin\AppData\Local\Temp\e57e3f7.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:2836
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3636
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3812
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3908
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3972
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4052
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4120
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:2292
                              • 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:3516
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:4156

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e57b18d.exe

                                    Filesize

                                    97KB

                                    MD5

                                    a2d67024000ab921f878394bfae57efb

                                    SHA1

                                    8f48bdda40c16a3609f4921da4104dd3258861f0

                                    SHA256

                                    776705b163d725538ed0e91a1e1ffc31c2dd4bd96005885998622a3224d0396e

                                    SHA512

                                    0cd62d6fea4f1335fc34421734827346b11f33a59ed366bad5b790c16d76f3efb107c975ed75471fda4522b8fffd3f9e58e72b0716b7efaa0304d062bdb0aa41

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    d1a8392e6a8df73f241ba2ee8ab06753

                                    SHA1

                                    67654a5cae7c7396cb8252d877bc72d0843c0ca0

                                    SHA256

                                    40fefebb0147e55ca316a6e108551cac469c160f3000b8011961ebcc11fee47d

                                    SHA512

                                    db531daa0ff7c64a87bed21934fd793b064acb56c5be9b5dcc69ca9cf00d89682442d1fc5313160c1e9f5fbc284f2cc5968f369005f06f545712d2447286758c

                                  • memory/1848-97-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1848-43-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1848-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1848-45-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1848-35-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1848-92-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2248-51-0x0000000000D20000-0x0000000000D22000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2248-25-0x0000000000D20000-0x0000000000D22000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2248-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/2248-30-0x0000000000D20000-0x0000000000D22000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2248-21-0x0000000000D20000-0x0000000000D22000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2248-22-0x0000000000D40000-0x0000000000D41000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2836-55-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2836-100-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2836-116-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2836-148-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2836-149-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-38-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-58-0x0000000000730000-0x0000000000732000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3700-32-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-36-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-37-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-19-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-39-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-40-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-12-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-18-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-29-0x0000000000730000-0x0000000000732000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3700-27-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-20-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-54-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-56-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-6-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-59-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-60-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-61-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-68-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-70-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-72-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-84-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-31-0x0000000000730000-0x0000000000732000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3700-93-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3700-24-0x0000000001C40000-0x0000000001C41000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3700-9-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-10-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-11-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-8-0x0000000000840000-0x00000000018FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB