Analysis

  • max time kernel
    119s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    19-12-2024 05:44

General

  • Target

    829549b3cc3c3798a7b34395b1914c1bfc095e960445e8a858068b95e3579fd8N.exe

  • Size

    97KB

  • MD5

    f6e0c25936a6fe1f2dfd7c0c2a6cfb40

  • SHA1

    3daef183f32d9c054721a319a7530c0980115f8c

  • SHA256

    829549b3cc3c3798a7b34395b1914c1bfc095e960445e8a858068b95e3579fd8

  • SHA512

    a4b5d01b6d2f122984b642d30ef540b6ae6134500af10d0e4f52c116b0fc8b94b38e0c994eba9abe17b85d650387b6e2ee9d5a944a9708cfd2ae423434550e14

  • SSDEEP

    3072:nYP2Z7o3LiW9C2Tk3RjjgLjMel1KxSCXo1:nY8o7iWdTk3GjZf4Seo1

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 3 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

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

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • UPX packed file 29 IoCs

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

  • Drops file in Program Files directory 5 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 29 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1072
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1140
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1168
          • C:\Users\Admin\AppData\Local\Temp\829549b3cc3c3798a7b34395b1914c1bfc095e960445e8a858068b95e3579fd8N.exe
            "C:\Users\Admin\AppData\Local\Temp\829549b3cc3c3798a7b34395b1914c1bfc095e960445e8a858068b95e3579fd8N.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Windows security modification
            • Checks whether UAC is enabled
            • Enumerates connected drives
            • Drops autorun.inf file
            • 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:1864
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1756

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • F:\yerff.pif

            Filesize

            97KB

            MD5

            8191beabcd600905609b1148a51b2c12

            SHA1

            734a5f29e981e070074cea1ad072a54754cb0453

            SHA256

            93600e51c03178188cf60ec9e3c1899b17a8cb1f9573f7299d3c7674ededcfca

            SHA512

            2da666976e66e989bb1593bb91e095f463fb59df2896b400ef5fee5d45cb18089ca46e447aa94a9db10d6eb1a1c79e0a416635c25509ba8aab23b3c6349953c6

          • memory/1072-12-0x0000000000490000-0x0000000000492000-memory.dmp

            Filesize

            8KB

          • memory/1864-33-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-6-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-7-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-36-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-11-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-38-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-8-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-37-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-5-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-23-0x0000000003980000-0x0000000003982000-memory.dmp

            Filesize

            8KB

          • memory/1864-22-0x0000000003AD0000-0x0000000003AD1000-memory.dmp

            Filesize

            4KB

          • memory/1864-20-0x0000000003AD0000-0x0000000003AD1000-memory.dmp

            Filesize

            4KB

          • memory/1864-19-0x0000000003980000-0x0000000003982000-memory.dmp

            Filesize

            8KB

          • memory/1864-3-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-9-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-30-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-31-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-32-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-0-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1864-34-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-24-0x0000000003980000-0x0000000003982000-memory.dmp

            Filesize

            8KB

          • memory/1864-4-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-10-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-40-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-42-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-44-0x0000000003980000-0x0000000003982000-memory.dmp

            Filesize

            8KB

          • memory/1864-56-0x0000000000490000-0x0000000000492000-memory.dmp

            Filesize

            8KB

          • memory/1864-57-0x0000000000490000-0x0000000000492000-memory.dmp

            Filesize

            8KB

          • memory/1864-55-0x0000000003950000-0x0000000003951000-memory.dmp

            Filesize

            4KB

          • memory/1864-58-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-60-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-61-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-66-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-70-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-72-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-73-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-75-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-77-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-85-0x0000000000490000-0x0000000000492000-memory.dmp

            Filesize

            8KB

          • memory/1864-1-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1864-151-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB