Analysis

  • max time kernel
    20s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    02-02-2025 08:23

General

  • Target

    7f95768d326a0b02ea492950ae04ce775b39f005561c500644afeed9090a332dN.exe

  • Size

    97KB

  • MD5

    efb19367c9ef926aba22f114ccb17a50

  • SHA1

    4992b867795a1a3c179a186529bfac48436e3f35

  • SHA256

    7f95768d326a0b02ea492950ae04ce775b39f005561c500644afeed9090a332d

  • SHA512

    fb094732df28aa1094d708494d7c580c9278116205334079a26d4a98f232b63cce51c2b574f5383a7d78f7737fc1f273c68638c16cd3a8160d6d9c589b92c909

  • SSDEEP

    1536:L4C/MKChIovQKjRgXKkOC3mVKlT9rjLeKE8wVydblxBj/R4ZZx:Lf/zIKHn4Kl0FVq5v/R4ZZ

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 31 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\7f95768d326a0b02ea492950ae04ce775b39f005561c500644afeed9090a332dN.exe
            "C:\Users\Admin\AppData\Local\Temp\7f95768d326a0b02ea492950ae04ce775b39f005561c500644afeed9090a332dN.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:2100
        • 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/2100-38-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-4-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-11-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-0-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2100-25-0x0000000000280000-0x0000000000282000-memory.dmp

            Filesize

            8KB

          • memory/2100-29-0x0000000002DD0000-0x0000000002DD1000-memory.dmp

            Filesize

            4KB

          • memory/2100-31-0x0000000000280000-0x0000000000282000-memory.dmp

            Filesize

            8KB

          • memory/2100-30-0x0000000000280000-0x0000000000282000-memory.dmp

            Filesize

            8KB

          • memory/2100-10-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-7-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-26-0x0000000002DD0000-0x0000000002DD1000-memory.dmp

            Filesize

            4KB

          • memory/2100-6-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-5-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-3-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-12-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-39-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-32-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-33-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-34-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-36-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-106-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-8-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-9-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-40-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-41-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-43-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-45-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-56-0x0000000002DE0000-0x0000000002DE2000-memory.dmp

            Filesize

            8KB

          • memory/2100-57-0x0000000002DE0000-0x0000000002DE2000-memory.dmp

            Filesize

            8KB

          • memory/2100-55-0x0000000003C60000-0x0000000003C61000-memory.dmp

            Filesize

            4KB

          • memory/2100-59-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-60-0x0000000000280000-0x0000000000282000-memory.dmp

            Filesize

            8KB

          • memory/2100-62-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-64-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-66-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-69-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-73-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-75-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-77-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-79-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-81-0x0000000002DE0000-0x0000000002DE2000-memory.dmp

            Filesize

            8KB

          • memory/2100-35-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-105-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB