Analysis

  • max time kernel
    93s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-02-2025 14:26

General

  • Target

    ec4410ec741269f63476b353f19ef6b854d8dcda53e2397a3d90b28397d192f6N.dll

  • Size

    120KB

  • MD5

    c3bc6dc9264aa2f8a1a115545ca543f0

  • SHA1

    6898e3ad4c2cd27c77c39728a763c98ca09596b0

  • SHA256

    ec4410ec741269f63476b353f19ef6b854d8dcda53e2397a3d90b28397d192f6

  • SHA512

    30af2f235a6ede6e29176f864cebb6822b169c5e485406fcb20256c15adb0a28cab73b8775c39a14d3e5068415f5cc0986f375f2c17c650ef9cf9b66af7c679e

  • SSDEEP

    3072:P9r/7ZNi0ey8q7LWNSiPYW8stVSvFJbG7K:Pnwe8iWQiPYWGt1qK

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 15 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • UPX packed file 32 IoCs

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

  • Drops file in Program Files directory 4 IoCs
  • 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:804
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:808
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:380
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:3028
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2104
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3140
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3416
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\ec4410ec741269f63476b353f19ef6b854d8dcda53e2397a3d90b28397d192f6N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1484
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\ec4410ec741269f63476b353f19ef6b854d8dcda53e2397a3d90b28397d192f6N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3700
                      • C:\Users\Admin\AppData\Local\Temp\e5b71c1.exe
                        C:\Users\Admin\AppData\Local\Temp\e5b71c1.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 Program Files directory
                        • 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:4900
                      • C:\Users\Admin\AppData\Local\Temp\e5b72cb.exe
                        C:\Users\Admin\AppData\Local\Temp\e5b72cb.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4852
                      • C:\Users\Admin\AppData\Local\Temp\e5b90d3.exe
                        C:\Users\Admin\AppData\Local\Temp\e5b90d3.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:2500
                      • C:\Users\Admin\AppData\Local\Temp\e5b9121.exe
                        C:\Users\Admin\AppData\Local\Temp\e5b9121.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3172
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3540
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3748
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3844
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3904
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4028
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4136
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:4224
                              • 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:2464
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:1656
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:2372
                                    • C:\Windows\system32\BackgroundTaskHost.exe
                                      "C:\Windows\system32\BackgroundTaskHost.exe" -ServerName:BackgroundTaskHost.WebAccountProvider
                                      1⤵
                                        PID:2972
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:3592
                                        • C:\Windows\System32\RuntimeBroker.exe
                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                          1⤵
                                            PID:1852

                                          Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

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                                          Downloads

                                          • C:\Users\Admin\AppData\Local\Temp\e5b71c1.exe

                                            Filesize

                                            97KB

                                            MD5

                                            7e535ecd1005aa62a448baf4344920e5

                                            SHA1

                                            d5cbc73c4e1a3c9e8afed65a8a76858404ff1abd

                                            SHA256

                                            b2a4d65b08997d1c030b37d3034946de4c16716eb5d06dec5ba4e2cc6471b9b2

                                            SHA512

                                            914260d3ac03110299c6e160b34d4847a992f949ffcf79bd0603fdb863b054e246b868ed1329d86149f73febf3206f484f35fc9414ed08a07242009e8189332e

                                          • C:\Windows\SYSTEM.INI

                                            Filesize

                                            257B

                                            MD5

                                            4ec21875a0ae2fce1ea54f64321429de

                                            SHA1

                                            732736297b9242a539e67fca361fa63702e13127

                                            SHA256

                                            574e2ec98146d8cb2bbb27b81185b1285ca2c24dd47f5c1e2289ddc3645d5173

                                            SHA512

                                            87e4ba863bc0f9c78e364dd20b27bc29afdf48df1be16ba680530b32aab9579126f14e1151daf1c72a86483c09975648b1cb5d859ffec99570fb16594ad5dea0

                                          • memory/2500-166-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/2500-71-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/2500-68-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/2500-64-0x0000000000870000-0x0000000000871000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/2500-165-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2500-91-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/2500-129-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3172-69-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/3172-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/3172-160-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/3172-56-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/3172-66-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/3172-92-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/3700-15-0x0000000001630000-0x0000000001632000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/3700-22-0x0000000001630000-0x0000000001632000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/3700-11-0x0000000001630000-0x0000000001632000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/3700-21-0x0000000004820000-0x0000000004821000-memory.dmp

                                            Filesize

                                            4KB

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

                                            Filesize

                                            128KB

                                          • memory/4852-90-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4852-118-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/4852-62-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/4852-28-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/4852-67-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4852-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4900-59-0x0000000000580000-0x0000000000582000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4900-82-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-44-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-57-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-41-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-60-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-40-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-39-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-37-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-38-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-36-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-14-0x0000000001AF0000-0x0000000001AF1000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/4900-8-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-9-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-18-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-73-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-75-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-78-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-80-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-43-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-84-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-85-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-88-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-89-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-23-0x0000000000580000-0x0000000000582000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4900-19-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-20-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-93-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-94-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-105-0x0000000000580000-0x0000000000582000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4900-113-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/4900-27-0x0000000000580000-0x0000000000582000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4900-25-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-30-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-29-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-10-0x0000000000770000-0x000000000182A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4900-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB