Analysis

  • max time kernel
    119s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    18/05/2024, 03:10

General

  • Target
    c9b6dbfac9b6cd080f2857026f74f374187887999bf5070a98ef76395dadab29.exe
  • Size 65KB
  • Sample240518-dn49cshe46
  • SHA256 c9b6dbfac9b6cd080f2857026f74f374187887999bf5070a98ef76395dadab29
  • MD5 SHA1 SHA512 SSDEEP

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 2 TTPs 3 IoCs
  • Sality

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

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Detects executables packed with Sality Polymorphic Code Generator or Simple Poly Engine or Sality 29 IoCs
  • UPX dump on OEP (original entry point) 30 IoCs
  • UPX packed file 29 IoCs

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

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 12 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 21 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1128
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1232
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1264
          • C:\Users\Admin\AppData\Local\Temp\c9b6dbfac9b6cd080f2857026f74f374187887999bf5070a98ef76395dadab29.exe
            "C:\Users\Admin\AppData\Local\Temp\c9b6dbfac9b6cd080f2857026f74f374187887999bf5070a98ef76395dadab29.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
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:2504
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:2400

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                memory/1128-12-0x0000000001C40000-0x0000000001C42000-memory.dmp

                memory/2504-3-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-0-0x0000000000400000-0x0000000000412000-memory.dmp

                memory/2504-11-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-9-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-8-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-34-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-24-0x0000000000310000-0x0000000000312000-memory.dmp

                memory/2504-23-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-5-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-10-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-6-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-21-0x0000000000320000-0x0000000000321000-memory.dmp

                memory/2504-19-0x0000000000320000-0x0000000000321000-memory.dmp

                memory/2504-18-0x0000000000310000-0x0000000000312000-memory.dmp

                memory/2504-31-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-7-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-4-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-32-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-30-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-1-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-29-0x0000000000310000-0x0000000000312000-memory.dmp

                memory/2504-33-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-37-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-38-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-39-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-42-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-43-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-49-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-50-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-53-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-54-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-57-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-62-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-61-0x00000000006A0000-0x000000000175A000-memory.dmp

                memory/2504-83-0x0000000000400000-0x0000000000412000-memory.dmp

                memory/2504-79-0x0000000000310000-0x0000000000312000-memory.dmp

                memory/2504-84-0x00000000006A0000-0x000000000175A000-memory.dmp