Analysis

  • max time kernel
    119s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    24-12-2024 15:44

General

  • Target

    a3d625aea5723998f77c5644b8dd3e27083f000d13393c9f07b71b440bfa3827.exe

  • Size

    1.1MB

  • MD5

    d8a89d401087ea7ea06e1a56b6ab6223

  • SHA1

    6afd8e992ddceba1939fa3001f18d0e4764341ee

  • SHA256

    a3d625aea5723998f77c5644b8dd3e27083f000d13393c9f07b71b440bfa3827

  • SHA512

    3555910fce47fe5c2ef93229d456f2dc035acfad7606de36b0a93f26c9a51d2acd62bbce56fff1f90d7b3ad52cc6ad4834742f2f04e43c26b212dbbb1f63b665

  • SSDEEP

    24576:hBDyyXybefJWjY/dG1fdeqpUA73z+6W99WnDfJEkRV8KWPPfSsA/gjt:hBDFXcg8E/YzxTz+XIL9RGKQPeY5

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 3 IoCs

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

  • UPX packed file 22 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 22 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1116
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1168
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1208
          • C:\Users\Admin\AppData\Local\Temp\a3d625aea5723998f77c5644b8dd3e27083f000d13393c9f07b71b440bfa3827.exe
            "C:\Users\Admin\AppData\Local\Temp\a3d625aea5723998f77c5644b8dd3e27083f000d13393c9f07b71b440bfa3827.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • 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 SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:2124
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:300

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1116-12-0x0000000000490000-0x0000000000492000-memory.dmp

            Filesize

            8KB

          • memory/2124-3-0x00000000023D0000-0x000000000348A000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-41-0x00000000023D0000-0x000000000348A000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-8-0x00000000023D0000-0x000000000348A000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-6-0x00000000023D0000-0x000000000348A000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-9-0x00000000023D0000-0x000000000348A000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-5-0x00000000023D0000-0x000000000348A000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-23-0x00000000002C0000-0x00000000002C1000-memory.dmp

            Filesize

            4KB

          • memory/2124-26-0x00000000002B0000-0x00000000002B2000-memory.dmp

            Filesize

            8KB

          • memory/2124-31-0x00000000023B0000-0x00000000023B1000-memory.dmp

            Filesize

            4KB

          • memory/2124-24-0x00000000002B0000-0x00000000002B2000-memory.dmp

            Filesize

            8KB

          • memory/2124-21-0x00000000002C0000-0x00000000002C1000-memory.dmp

            Filesize

            4KB

          • memory/2124-20-0x00000000002B0000-0x00000000002B2000-memory.dmp

            Filesize

            8KB

          • memory/2124-62-0x0000000000400000-0x00000000008AD000-memory.dmp

            Filesize

            4.7MB

          • memory/2124-4-0x00000000023D0000-0x000000000348A000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-33-0x00000000023D0000-0x000000000348A000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-11-0x00000000023D0000-0x000000000348A000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-7-0x00000000023D0000-0x000000000348A000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-34-0x00000000023D0000-0x000000000348A000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-10-0x00000000023D0000-0x000000000348A000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-32-0x00000000023D0000-0x000000000348A000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-35-0x00000000023D0000-0x000000000348A000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-36-0x00000000023D0000-0x000000000348A000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-38-0x0000000000400000-0x00000000008AD000-memory.dmp

            Filesize

            4.7MB

          • memory/2124-39-0x00000000023D0000-0x000000000348A000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-40-0x00000000023D0000-0x000000000348A000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-1-0x0000000000400000-0x00000000008AD000-memory.dmp

            Filesize

            4.7MB

          • memory/2124-42-0x00000000023D0000-0x000000000348A000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-0-0x00000000023D0000-0x000000000348A000-memory.dmp

            Filesize

            16.7MB