Analysis

  • max time kernel
    120s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19-12-2024 23:39

General

  • Target

    36756103c1e2f4cce287d0af98a116366817787f973a92e54e386b877f481ee2N.exe

  • Size

    97KB

  • MD5

    edba702d2c2d461ecad07e9833e8c300

  • SHA1

    753161dd1d12cbb236fdb77e1422243015a81242

  • SHA256

    36756103c1e2f4cce287d0af98a116366817787f973a92e54e386b877f481ee2

  • SHA512

    cf309a50c72980ae9c97c527a52be4b23f040d394e3324e2be1250ef8b8109c24386d7828fcefea9621a52169b4b2c728ffbad83e453344b467b6e4323268dc7

  • SSDEEP

    3072:8a3cheQ51u0lCD/WwgQ7fHUYb6YQjRPj2yf3EKD:FseQjPlCD/WmP6r6GUO

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 15 IoCs

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

  • UPX packed file 30 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1056
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1100
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1140
          • C:\Users\Admin\AppData\Local\Temp\36756103c1e2f4cce287d0af98a116366817787f973a92e54e386b877f481ee2N.exe
            "C:\Users\Admin\AppData\Local\Temp\36756103c1e2f4cce287d0af98a116366817787f973a92e54e386b877f481ee2N.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 WriteProcessMemory
            • System policy modification
            PID:1620
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1508

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1056-18-0x0000000000310000-0x0000000000312000-memory.dmp

            Filesize

            8KB

          • memory/1620-35-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-10-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-9-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-34-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-28-0x00000000017A0000-0x00000000017A1000-memory.dmp

            Filesize

            4KB

          • memory/1620-38-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-29-0x0000000001790000-0x0000000001792000-memory.dmp

            Filesize

            8KB

          • memory/1620-37-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-25-0x00000000017A0000-0x00000000017A1000-memory.dmp

            Filesize

            4KB

          • memory/1620-24-0x0000000001790000-0x0000000001792000-memory.dmp

            Filesize

            8KB

          • memory/1620-4-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-8-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-5-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-3-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-12-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-11-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-32-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-31-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-33-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-0-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1620-6-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-7-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-30-0x0000000001790000-0x0000000001792000-memory.dmp

            Filesize

            8KB

          • memory/1620-39-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-40-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-43-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-44-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-56-0x0000000004FF0000-0x0000000004FF1000-memory.dmp

            Filesize

            4KB

          • memory/1620-57-0x0000000003D50000-0x0000000003D52000-memory.dmp

            Filesize

            8KB

          • memory/1620-53-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-58-0x0000000003D50000-0x0000000003D52000-memory.dmp

            Filesize

            8KB

          • memory/1620-61-0x0000000001790000-0x0000000001792000-memory.dmp

            Filesize

            8KB

          • memory/1620-60-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-64-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-68-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-72-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-74-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-77-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-84-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1620-108-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1620-109-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB