Analysis

  • max time kernel
    32s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-09-2024 06:27

General

  • Target

    a4f5e3a560c341052e58beec624270ed21ed57d50ba2e53dd629312131a9cc96N.dll

  • Size

    120KB

  • MD5

    d3261a098753109d413c4141984cf6b0

  • SHA1

    a9df9164bde9c766c9421456eb4543672186b431

  • SHA256

    a4f5e3a560c341052e58beec624270ed21ed57d50ba2e53dd629312131a9cc96

  • SHA512

    65e91c017de91fe33df6ae4305aac7c403c8189769caf4e7ad903a2bdf086d031265fa67b3916a31f705690b14d50fa66449fc6c9f12edf6626a21b107c10b0c

  • SSDEEP

    3072:HlXeFazaLsJgelwL7nV5XmBeRX1ClrQXZJ:Hg4aKgelwfbXm2gyXZ

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.

  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 4 IoCs
  • UPX packed file 27 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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.

  • 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:796
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:800
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:384
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2976
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2996
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2616
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3472
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\a4f5e3a560c341052e58beec624270ed21ed57d50ba2e53dd629312131a9cc96N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1372
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\a4f5e3a560c341052e58beec624270ed21ed57d50ba2e53dd629312131a9cc96N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:548
                      • C:\Users\Admin\AppData\Local\Temp\e579be2.exe
                        C:\Users\Admin\AppData\Local\Temp\e579be2.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:1652
                      • C:\Users\Admin\AppData\Local\Temp\e579d59.exe
                        C:\Users\Admin\AppData\Local\Temp\e579d59.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:592
                      • C:\Users\Admin\AppData\Local\Temp\e57cbbc.exe
                        C:\Users\Admin\AppData\Local\Temp\e57cbbc.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:2652
                      • C:\Users\Admin\AppData\Local\Temp\e57cbcc.exe
                        C:\Users\Admin\AppData\Local\Temp\e57cbcc.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1088
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3644
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3836
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3964
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4028
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3664
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4208
                            • 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:1728
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4528

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e579be2.exe

                                  Filesize

                                  97KB

                                  MD5

                                  8b66ba524901db0e2ce873477b784deb

                                  SHA1

                                  12fda2d8217a029713dbd79f3a31e4b48bf04364

                                  SHA256

                                  5123da186d1ad2e382d8e3de696c7ca12be34c409061c134a540b05c816a6a2e

                                  SHA512

                                  b211d64d8e6e21d7cdda6efac25d1dc1c8c466371484e45c213ebab375e5d2998e90ea41f05f6f9b7bd864c0f1f52e2b8560f4e464f0cc54acbfc424f360f2b2

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  17bcdd30ea1a5d5656ba15bbfb02a95e

                                  SHA1

                                  18f7bebd1f36c480b3b418ed8f13d3894eb400df

                                  SHA256

                                  c1dc95c86404ea71f0912345ea14925ab67566d27c4f566158601711c12e57cc

                                  SHA512

                                  2c0aa4be33ae47aed5db6ca54835b2f8830061e30bf94ded200de7908829031671b5708cf19f9cfebfa72bcea673919642e03b35b82072ea1f4723ebc3323a50

                                • memory/548-19-0x00000000008B0000-0x00000000008B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/548-54-0x00000000008B0000-0x00000000008B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/548-23-0x00000000008B0000-0x00000000008B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/548-1-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/548-14-0x00000000008C0000-0x00000000008C1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/548-13-0x00000000008B0000-0x00000000008B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/592-98-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/592-73-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/592-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/592-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/592-45-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/592-43-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1088-158-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1652-38-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1652-33-0x00000000019B0000-0x00000000019B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1652-22-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1652-18-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1652-12-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1652-32-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1652-35-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1652-36-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1652-37-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1652-10-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1652-39-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1652-40-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1652-16-0x0000000003E70000-0x0000000003E71000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1652-17-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1652-11-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1652-46-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1652-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1652-6-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1652-60-0x00000000019B0000-0x00000000019B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1652-62-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1652-64-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1652-65-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1652-66-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1652-69-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1652-71-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1652-72-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1652-24-0x00000000019B0000-0x00000000019B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1652-76-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1652-94-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1652-9-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1652-8-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2652-110-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2652-159-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2652-154-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2652-55-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB