Analysis

  • max time kernel
    120s
  • max time network
    77s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    26-12-2024 21:04

General

  • Target

    fab6d2714bb85954cb239731b00260cf274cdbaa1bf7db804187d7fd20812603N.exe

  • Size

    684KB

  • MD5

    cf3b58a7046756d084dde377449d5f00

  • SHA1

    b6b2029ebcab85d4c90b4cb6bb2503d20b7aa873

  • SHA256

    fab6d2714bb85954cb239731b00260cf274cdbaa1bf7db804187d7fd20812603

  • SHA512

    df903bc29929cbe73cdfdb4c8117215cb1ebc42aa1e68097cc301598289bab7de3d53033a021c1eb31e6d2f2bb89ec8d5ef46f21025ed010b621d3deda90d21d

  • SSDEEP

    6144:KM3AikYL7twGMx4s0eBRWZp2QGnvY4lg0+wZn6w3H2t:KCAi3Y9VBgZp0vH60V3Wt

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 20 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 28 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
  • 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 21 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1108
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1168
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1192
          • C:\Users\Admin\AppData\Local\Temp\fab6d2714bb85954cb239731b00260cf274cdbaa1bf7db804187d7fd20812603N.exe
            "C:\Users\Admin\AppData\Local\Temp\fab6d2714bb85954cb239731b00260cf274cdbaa1bf7db804187d7fd20812603N.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:2220
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1592

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\ucpwww.exe

            Filesize

            97KB

            MD5

            72b172344b74ed93633ec83ba44e9387

            SHA1

            b9cde7f5f44ce6d3d34dc5e7cfb091e59a4270cc

            SHA256

            caf65fbbf51d76042a90d7fb052cc6594a807d1707acf4b4293e6868593d3164

            SHA512

            4ed3d5cb1d4e5bb75f70dd6f44d794b6ecdb49179138c7cd47adb8332b0787ef8522e5173e254c03413ce82d2e79ec400038d7ad92de22c420221a98b413b999

          • memory/1108-17-0x0000000001B00000-0x0000000001B02000-memory.dmp

            Filesize

            8KB

          • memory/2220-32-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-11-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-0-0x0000000000400000-0x00000000004AD000-memory.dmp

            Filesize

            692KB

          • memory/2220-34-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-7-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-25-0x0000000002FA0000-0x0000000002FA1000-memory.dmp

            Filesize

            4KB

          • memory/2220-30-0x00000000005F0000-0x00000000005F2000-memory.dmp

            Filesize

            8KB

          • memory/2220-9-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-29-0x00000000005F0000-0x00000000005F2000-memory.dmp

            Filesize

            8KB

          • memory/2220-10-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-4-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-24-0x00000000005F0000-0x00000000005F2000-memory.dmp

            Filesize

            8KB

          • memory/2220-3-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-5-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-28-0x0000000002FA0000-0x0000000002FA1000-memory.dmp

            Filesize

            4KB

          • memory/2220-31-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-8-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-35-0x00000000005F0000-0x00000000005F2000-memory.dmp

            Filesize

            8KB

          • memory/2220-6-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-42-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-36-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-44-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-45-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-46-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-48-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-50-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-53-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-54-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-65-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-70-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-68-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-71-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-77-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-79-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-1-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-145-0x0000000000400000-0x00000000004AD000-memory.dmp

            Filesize

            692KB