Analysis

  • max time kernel
    94s
  • 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
    15-12-2024 21:44

General

  • Target

    9c341bc9a89cbd1d1a18580d77bd5501c364d034b71ed7a53569f7998fae3ca6N.dll

  • Size

    120KB

  • MD5

    46f1c75e0c0dcef4d351f62035776610

  • SHA1

    798659973d089d24abfe417fdf75f96b2f776d3e

  • SHA256

    9c341bc9a89cbd1d1a18580d77bd5501c364d034b71ed7a53569f7998fae3ca6

  • SHA512

    3de6c5e3f6ba6a7e55b3be17b2a4e28052d0efee6c36e8dd1a1641da00a8033911d637e11c4d3ef25575b2fdaa1c4fafa260fb4d50e8a467a6498ab0478b5203

  • SSDEEP

    3072:7Wc12xxLE6+YrMwwZw4GBsh8fq3TDXF89:7fB6+iMwxliXD589

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 33 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:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:64
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2864
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2896
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2976
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3504
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\9c341bc9a89cbd1d1a18580d77bd5501c364d034b71ed7a53569f7998fae3ca6N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3772
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\9c341bc9a89cbd1d1a18580d77bd5501c364d034b71ed7a53569f7998fae3ca6N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2840
                      • C:\Users\Admin\AppData\Local\Temp\e578e94.exe
                        C:\Users\Admin\AppData\Local\Temp\e578e94.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:3552
                      • C:\Users\Admin\AppData\Local\Temp\e578f7e.exe
                        C:\Users\Admin\AppData\Local\Temp\e578f7e.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2428
                      • C:\Users\Admin\AppData\Local\Temp\e57a9ec.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a9ec.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:3196
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3620
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3812
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3912
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3976
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4060
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4252
                            • 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:3512
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:632

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e578e94.exe

                                  Filesize

                                  97KB

                                  MD5

                                  7de4aecd3d09db40683d67387bb5a248

                                  SHA1

                                  bb59add56d82e367d11763110a62a85465dd4def

                                  SHA256

                                  f463d22a07dd75b33491003068c5c0c4e49bf28cd60dd729d035675dcf0f6a9e

                                  SHA512

                                  545622f5b43407c547279d1ea09300ee7e9431b93bfa7d6cef7045596c9a2281ec3e21d2ca038ee4184cce09c55c034e6aa7f5e2a446509a449e44b9542f1d2c

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  9f24e9d5686edc98f29ee8c1c231fa95

                                  SHA1

                                  c83579f46360f57a4907c159482c68de96b2fa01

                                  SHA256

                                  5beae5fe14406887e383e7a93e6c7eceba214b220b11dd3987b030e99a1738c0

                                  SHA512

                                  74078fe03a6dad0e614e40c3152fed9375e4b578455c8257aabec77624278dfe37d368ed39fdd228b40c06d0e95dd9feefac02d878e0d8acea2133f7b05df478

                                • memory/2428-57-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2428-61-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2428-113-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2428-84-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2428-58-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2428-26-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2840-13-0x00000000013B0000-0x00000000013B1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2840-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/2840-16-0x0000000001370000-0x0000000001372000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2840-28-0x0000000001370000-0x0000000001372000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2840-12-0x0000000001370000-0x0000000001372000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3196-89-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3196-60-0x00000000004F0000-0x00000000004F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3196-62-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3196-63-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3196-156-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3196-157-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3196-124-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-50-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-66-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-36-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-37-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-38-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-39-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-41-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-42-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-15-0x0000000003D30000-0x0000000003D31000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3552-52-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-53-0x0000000003520000-0x0000000003522000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3552-54-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-9-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-24-0x0000000003520000-0x0000000003522000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3552-27-0x0000000003520000-0x0000000003522000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3552-34-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-29-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-21-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-64-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-35-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-70-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-71-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-72-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-73-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-74-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-76-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-19-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-85-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-87-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-20-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-97-0x0000000003520000-0x0000000003522000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3552-100-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-11-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-10-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-108-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3552-6-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-8-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB