Analysis

  • max time kernel
    27s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20/11/2024, 03:26

General

  • Target

    8ce785dde8cb07fb43be8b34fe691ec1c3d09ceb6ede58fa187bf8aa2dd89c5cN.dll

  • Size

    120KB

  • MD5

    ff4f39c4e6cdbf56a2a2532559a80620

  • SHA1

    784e2744c171aea9c2e0c25ef3cf0cd1152389cd

  • SHA256

    8ce785dde8cb07fb43be8b34fe691ec1c3d09ceb6ede58fa187bf8aa2dd89c5c

  • SHA512

    9e9ccef904116f1007684ab2dec6011e0c8f6e8ba82b343d920dc8dc711175b0a81758ebce8b976e190ec2c9479067d30614b5889898a671626c76326a94e1ad

  • SSDEEP

    1536:JVPd2OP866MOvPnOWrxmVqoLSdxLMTHSWY7d9vwJqMJptM//8AHLAfLo:Dd2IROvPOm4kblMXY7d9Qqypt4//f

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
  • Loads dropped DLL 6 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 16 IoCs

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

  • UPX packed file 24 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 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 46 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1100
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1152
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1196
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\8ce785dde8cb07fb43be8b34fe691ec1c3d09ceb6ede58fa187bf8aa2dd89c5cN.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2364
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\8ce785dde8cb07fb43be8b34fe691ec1c3d09ceb6ede58fa187bf8aa2dd89c5cN.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2040
              • C:\Users\Admin\AppData\Local\Temp\f769cbc.exe
                C:\Users\Admin\AppData\Local\Temp\f769cbc.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:1932
              • C:\Users\Admin\AppData\Local\Temp\f769eaf.exe
                C:\Users\Admin\AppData\Local\Temp\f769eaf.exe
                4⤵
                • Executes dropped EXE
                PID:2736
              • C:\Users\Admin\AppData\Local\Temp\f76b838.exe
                C:\Users\Admin\AppData\Local\Temp\f76b838.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:2668
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1624

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            0dc7f317f4995577235b6b662ea9cbe2

            SHA1

            6986e850371ad317f7ebd321c5b5f3791f98a154

            SHA256

            28dd3052faa27e3dfd2040c8b911fb2b8bef8606d88444e885b1c0ed50eb2bcd

            SHA512

            a80fb0a0f6ef2d2613f38d9a007cff8abfb4a16af0dcc2616b220a1cd0eee9336431487df6cd05771a03e349b104f6dc44b3bb14c249d803cedd715e6695fc4c

          • \Users\Admin\AppData\Local\Temp\f769cbc.exe

            Filesize

            97KB

            MD5

            cb76206b13376bfc98c0af17968774ce

            SHA1

            b218e64c0e11cd8e95f5e72282ea40da5046db66

            SHA256

            e6ff3a2f1aa8ff96e7b3877320d8a964a3c9df154598e1d65eed73ed9caf34c8

            SHA512

            f3d00a375c53b7e0d8fecaeca331e154b8c360999fd1d38a554c7363b4a800533f9fc8be72e5c4e140f26686da332592789483874666da2d1f8044cd7e1ee278

          • memory/1100-23-0x00000000003A0000-0x00000000003A2000-memory.dmp

            Filesize

            8KB

          • memory/1932-64-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1932-65-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1932-17-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1932-21-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1932-11-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1932-27-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1932-157-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1932-14-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1932-18-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1932-22-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1932-156-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1932-57-0x0000000000430000-0x0000000000432000-memory.dmp

            Filesize

            8KB

          • memory/1932-67-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1932-69-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1932-63-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1932-89-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1932-20-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1932-19-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1932-16-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1932-43-0x0000000000480000-0x0000000000481000-memory.dmp

            Filesize

            4KB

          • memory/1932-88-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1932-87-0x0000000000430000-0x0000000000432000-memory.dmp

            Filesize

            8KB

          • memory/1932-15-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1932-86-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1932-70-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1932-110-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1932-56-0x0000000000430000-0x0000000000432000-memory.dmp

            Filesize

            8KB

          • memory/1932-66-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2040-54-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2040-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2040-74-0x00000000002B0000-0x00000000002C2000-memory.dmp

            Filesize

            72KB

          • memory/2040-83-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2040-8-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2040-9-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2040-32-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2040-42-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/2040-53-0x0000000000290000-0x00000000002A2000-memory.dmp

            Filesize

            72KB

          • memory/2040-33-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/2040-51-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2668-109-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2668-108-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2668-107-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2668-84-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2668-169-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-211-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2668-210-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2736-99-0x0000000000270000-0x0000000000271000-memory.dmp

            Filesize

            4KB

          • memory/2736-55-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2736-128-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2736-104-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2736-103-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2736-183-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB