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Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/12/2024, 20:13

General

  • Target

    191939b1abf0699f75e05e0b66cbf440c0f1e52f943295fe235a7a8da168bc98.dll

  • Size

    120KB

  • MD5

    f4cf9357e33cff6728cc7a13e5abfd11

  • SHA1

    1bd6a7c6313962363031641aa64ad27d142c76df

  • SHA256

    191939b1abf0699f75e05e0b66cbf440c0f1e52f943295fe235a7a8da168bc98

  • SHA512

    dbea9ac3f3b74225b812dc74aec38c7acc511fb76f008937e7a7f5aeb8c5f4d1dfedd5d6497d4ccfc4a12cb864e214d48703434563db6bb87043bc33054382d2

  • SSDEEP

    1536:skGQ2bUozt646GLLAHLK2pQnnMFeI9fLZD/9PYi2FMZnEo2P36:jGpz5L8LKi3jZWinOP

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 4 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 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 5 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:316
        • 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:2536
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2684
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3500
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\191939b1abf0699f75e05e0b66cbf440c0f1e52f943295fe235a7a8da168bc98.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1468
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\191939b1abf0699f75e05e0b66cbf440c0f1e52f943295fe235a7a8da168bc98.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:1332
                      • C:\Users\Admin\AppData\Local\Temp\e57af0c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57af0c.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:1020
                      • C:\Users\Admin\AppData\Local\Temp\e57b0e1.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b0e1.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3480
                      • C:\Users\Admin\AppData\Local\Temp\e57e213.exe
                        C:\Users\Admin\AppData\Local\Temp\e57e213.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:4852
                      • C:\Users\Admin\AppData\Local\Temp\e57e222.exe
                        C:\Users\Admin\AppData\Local\Temp\e57e222.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2344
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3656
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3828
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3936
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4048
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:1412
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4148
                            • 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:4756
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:860

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57af0c.exe

                                  Filesize

                                  97KB

                                  MD5

                                  8500ca715d19d7f4aed2e76390f768d3

                                  SHA1

                                  4b2aaf4dc89adc9d4610a5b61d549bdf7c816fe4

                                  SHA256

                                  6c531609332fdc02ba2270f722fe3b348386a7fac8bf8a53b255a8abd73d940a

                                  SHA512

                                  f4bc7c358c6afe0270d7ebb361bbdadcef32cccd2995d0b3eb3122132040f470d8739cf50af6f330df66ff7084248a8df81980c8f8ff5fff309997f673cc1315

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  f7ff4dcefe75825f9d8bc4528efadd3a

                                  SHA1

                                  5e41d0d5fb78c6dda98748563a4eb63c8e0f07ea

                                  SHA256

                                  b12c3259c350743d5f1c21f23f0f2c261564aa0c06bc9ed5b6f5f68927a2ac1f

                                  SHA512

                                  20e10bbe22d00109e06d55433ebaae2d504baab48f5162a6094e451cea2d5edb0bfff0ba3d797b0eb574cbc94462cf566c2c928f67d33131a5d51200de320ff9

                                • memory/1020-36-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1020-11-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1020-8-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1020-9-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1020-10-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1020-22-0x0000000003FA0000-0x0000000003FA1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1020-27-0x0000000003510000-0x0000000003512000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1020-29-0x0000000003510000-0x0000000003512000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1020-23-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1020-31-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1020-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1020-13-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1020-14-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1020-92-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1020-73-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1020-72-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1020-68-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1020-33-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1020-35-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1020-34-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1020-67-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1020-38-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1020-6-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1020-37-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1020-64-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1020-62-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1020-44-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1020-56-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1020-59-0x0000000003510000-0x0000000003512000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1020-61-0x0000000000730000-0x00000000017EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1332-19-0x0000000000EA0000-0x0000000000EA2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1332-28-0x0000000000EA0000-0x0000000000EA2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1332-20-0x0000000003DC0000-0x0000000003DC1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1332-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/1332-26-0x0000000000EA0000-0x0000000000EA2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2344-58-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3480-96-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3480-71-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3480-42-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3480-41-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3480-43-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4852-57-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4852-113-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4852-152-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4852-156-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB