Analysis

  • max time kernel
    109s
  • max time network
    110s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/11/2024, 04:06

General

  • Target

    60583aa9600272da01b65bd8c2f4e6234dd75af2729b9a0b47cc5563c594a6f7N.dll

  • Size

    120KB

  • MD5

    2ba52908786bc412c892f366f471af90

  • SHA1

    18f584e3dd407399037d6132e64a6decbb3cb264

  • SHA256

    60583aa9600272da01b65bd8c2f4e6234dd75af2729b9a0b47cc5563c594a6f7

  • SHA512

    6186813a9288c5662b2a583915f879e5a22f82bde96bab1bcb3bc191b10811ceff49b4276ccc8893b88bc9848fe61a334760a96e5552f5cc78f5ffc8c981d0a2

  • SSDEEP

    3072:AAD4jgSfgJ6rClS+PKGzkbpeVRxbSSP+R9iQs:n4jzIYeluGzKwsG+R9id

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 15 IoCs

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

  • UPX packed file 34 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 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:776
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2868
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2888
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2968
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3396
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\60583aa9600272da01b65bd8c2f4e6234dd75af2729b9a0b47cc5563c594a6f7N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:2144
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\60583aa9600272da01b65bd8c2f4e6234dd75af2729b9a0b47cc5563c594a6f7N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:1668
                      • C:\Users\Admin\AppData\Local\Temp\e577ffd.exe
                        C:\Users\Admin\AppData\Local\Temp\e577ffd.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:3356
                      • C:\Users\Admin\AppData\Local\Temp\e5782dc.exe
                        C:\Users\Admin\AppData\Local\Temp\e5782dc.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1112
                      • C:\Users\Admin\AppData\Local\Temp\e579b17.exe
                        C:\Users\Admin\AppData\Local\Temp\e579b17.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:3236
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3524
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3720
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3812
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3876
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3956
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:432
                            • 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:2556
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3288
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:492
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:4324
                                    • C:\Windows\System32\RuntimeBroker.exe
                                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                                      1⤵
                                        PID:404
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:2848

                                        Network

                                              MITRE ATT&CK Enterprise v15

                                              Replay Monitor

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                                              Downloads

                                              • C:\Users\Admin\AppData\Local\Temp\e577ffd.exe

                                                Filesize

                                                97KB

                                                MD5

                                                4ab7dc9ea8f2506d7f27ee00ab3b3385

                                                SHA1

                                                910b357910745bcffa0a562424ef8ce505a84d39

                                                SHA256

                                                0334b886a54a467c26efbe67842fb1383eaddf2331c7a17ffa32a4aa27e58829

                                                SHA512

                                                504c3b390c3089af772feea0cd92aa775e2a271e9d73e816767ba5809c26fb31fe149f04013cb5b41fcf9b85514c8634cc1a5e8d6e65cfcb9a2bab4a5e4b5654

                                              • C:\Windows\SYSTEM.INI

                                                Filesize

                                                257B

                                                MD5

                                                6f37690a4959aec03c5aeeb7c5531408

                                                SHA1

                                                8c69c1f07139bdb5ff5392b9fa2f11428cb802b6

                                                SHA256

                                                a1213222bc3760bad2c71cc9060acbe0237ae60e5c8051433f9395e7e92e5e76

                                                SHA512

                                                f70988365f3a5c8cb957da85cdce54ef1b0e3178604bce05f9094b32419d37d3843c2fec33830674bd9ac4a8bec43661a9e4fe6aae7ba2a550fc4a46093182e6

                                              • memory/1112-64-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/1112-60-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/1112-35-0x0000000000400000-0x0000000000412000-memory.dmp

                                                Filesize

                                                72KB

                                              • memory/1112-59-0x0000000000420000-0x0000000000421000-memory.dmp

                                                Filesize

                                                4KB

                                              • memory/1112-107-0x0000000000400000-0x0000000000412000-memory.dmp

                                                Filesize

                                                72KB

                                              • memory/1668-46-0x0000000003560000-0x0000000003562000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/1668-23-0x0000000003560000-0x0000000003562000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/1668-30-0x0000000003560000-0x0000000003562000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/1668-27-0x0000000003560000-0x0000000003562000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/1668-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                                Filesize

                                                128KB

                                              • memory/1668-24-0x0000000003B40000-0x0000000003B41000-memory.dmp

                                                Filesize

                                                4KB

                                              • memory/3236-62-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                                Filesize

                                                4KB

                                              • memory/3236-63-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/3236-65-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/3236-148-0x0000000000400000-0x0000000000412000-memory.dmp

                                                Filesize

                                                72KB

                                              • memory/3236-119-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3236-51-0x0000000000400000-0x0000000000412000-memory.dmp

                                                Filesize

                                                72KB

                                              • memory/3236-147-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-42-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-14-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-36-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-37-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-38-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-39-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-40-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-29-0x0000000001BB0000-0x0000000001BB2000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/3356-31-0x0000000001BB0000-0x0000000001BB2000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/3356-43-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-52-0x0000000001BB0000-0x0000000001BB2000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/3356-22-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-53-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-55-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-56-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-21-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-20-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-26-0x0000000004370000-0x0000000004371000-memory.dmp

                                                Filesize

                                                4KB

                                              • memory/3356-11-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-15-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-12-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-66-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-68-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-72-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-73-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-74-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-75-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-77-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-78-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-81-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-82-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-91-0x0000000001BB0000-0x0000000001BB2000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/3356-86-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-103-0x0000000000400000-0x0000000000412000-memory.dmp

                                                Filesize

                                                72KB

                                              • memory/3356-10-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-9-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-8-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-6-0x0000000000830000-0x00000000018EA000-memory.dmp

                                                Filesize

                                                16.7MB

                                              • memory/3356-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                                Filesize

                                                72KB