Analysis

  • max time kernel
    97s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/11/2024, 12:08

General

  • Target

    92f058b923b56754fa99bc64e5ad7fc5e2a5e2ca47566bfab9fab27dbb70ad4aN.dll

  • Size

    120KB

  • MD5

    509b2838440bbf50ad70e027eeb61c40

  • SHA1

    65f2bee1330922304b3e08591718890b2cadf058

  • SHA256

    92f058b923b56754fa99bc64e5ad7fc5e2a5e2ca47566bfab9fab27dbb70ad4a

  • SHA512

    5c76e5dd8c891e9cd69d92ac442437c96c966dbeddb86f77301bf57ac028227cfac0d5700ac66417171132b697364b09cc09b9aeef50d7828fb9511a51b3b337

  • SSDEEP

    1536:UauVh7KrlYKCmmBIYZvAFY6n6UTmJNVe/gDxeBh2+1pm8vcl06PsKKWe:Ah2rlYKiIoIFd6RJDe/yArECcWWe

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 9 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:788
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:792
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:60
        • 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:2496
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2640
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3588
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\92f058b923b56754fa99bc64e5ad7fc5e2a5e2ca47566bfab9fab27dbb70ad4aN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3404
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\92f058b923b56754fa99bc64e5ad7fc5e2a5e2ca47566bfab9fab27dbb70ad4aN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4928
                      • C:\Users\Admin\AppData\Local\Temp\e579d78.exe
                        C:\Users\Admin\AppData\Local\Temp\e579d78.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:4856
                      • C:\Users\Admin\AppData\Local\Temp\e579f5d.exe
                        C:\Users\Admin\AppData\Local\Temp\e579f5d.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • Checks whether UAC is enabled
                        • Drops file in Windows directory
                        • System Location Discovery: System Language Discovery
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:1280
                      • C:\Users\Admin\AppData\Local\Temp\e57c3cd.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c3cd.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:116
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3712
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3888
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3980
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4044
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:684
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3676
                            • 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:2432
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:5036
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:2436
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:2868
                                    • C:\Windows\System32\RuntimeBroker.exe
                                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                                      1⤵
                                        PID:4788

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

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                                      Downloads

                                      • C:\Users\Admin\AppData\Local\Temp\e579d78.exe

                                        Filesize

                                        97KB

                                        MD5

                                        70d6cbb1338703abe744c11775867258

                                        SHA1

                                        bf3ba02baf703e7d47bea838f17d0c4db83a54d0

                                        SHA256

                                        1e5e84dd84d38ef63d902c418422a32541cfa59437ad102922bfa5110e52a819

                                        SHA512

                                        0670a1e403fbd51a4964e614442b42089a1dceaf27442e8918a3137468f333d25a03356d82dedc405bab798ebc06086c1b24074f60eac38356f75fb82d67c6b1

                                      • C:\Windows\SYSTEM.INI

                                        Filesize

                                        257B

                                        MD5

                                        b0138a4f3f3dd481a319302e38a406b0

                                        SHA1

                                        a736509da1e92e1754671b6033681261777b0368

                                        SHA256

                                        c657896c4b0741bbe8c14b0b143c5e24d0a81c9eb08086cebc15ef7a920e4af1

                                        SHA512

                                        cc47acdc2079a320b87369b3ebfb9ac0319537aeb65bbe528b3dc436309157167af655afb57f0d65f77cb7ac90f22c152c9aeae40974e40af431e159dd4532f7

                                      • memory/116-53-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/116-135-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/116-75-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/116-48-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/116-56-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/116-57-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/1280-130-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1280-131-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/1280-106-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1280-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/1280-54-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/1280-50-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/1280-51-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4856-64-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4856-22-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4856-12-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4856-8-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4856-9-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4856-13-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4856-36-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4856-35-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4856-37-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4856-38-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4856-39-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4856-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/4856-14-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4856-6-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4856-10-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4856-55-0x0000000000620000-0x0000000000622000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4856-21-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4856-11-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4856-31-0x0000000000620000-0x0000000000622000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4856-20-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4856-58-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4856-59-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4856-60-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4856-62-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4856-94-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/4856-65-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4856-66-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4856-68-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4856-29-0x0000000000620000-0x0000000000622000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4856-72-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4856-26-0x0000000004360000-0x0000000004361000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/4856-78-0x0000000000830000-0x00000000018EA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4928-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/4928-27-0x00000000047B0000-0x00000000047B2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4928-30-0x00000000047B0000-0x00000000047B2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4928-24-0x0000000004840000-0x0000000004841000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/4928-23-0x00000000047B0000-0x00000000047B2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4928-44-0x00000000047B0000-0x00000000047B2000-memory.dmp

                                        Filesize

                                        8KB