Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    26/12/2024, 20:04

General

  • Target

    ca91af8d81a866158af4d25ba67d630f6e99c76eb6c0802ef3c186a7da8cba22.exe

  • Size

    65KB

  • MD5

    553cd61f85f881fd782828e1ec03f6ba

  • SHA1

    9d394c6d24197a58f1007f17294996ab25e3673a

  • SHA256

    ca91af8d81a866158af4d25ba67d630f6e99c76eb6c0802ef3c186a7da8cba22

  • SHA512

    462725edfe5db857a7758f37fce01e5a075907996c12088c5fb80ccc01de0fd44bf73caf85cd5ddae2f12d3b47aa108051b96bf80407bed11fa07ebe2f60ff5a

  • SSDEEP

    1536:HQC0bSiuH2koxS9SCTMQg0ydxWonHbqOrvk0OIEUVQDoKj6vb:Hv02PWks+MhrxWoRrvkXIEJ8K+vb

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 10 IoCs

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

  • UPX packed file 26 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:1052
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1128
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1172
          • C:\Users\Admin\AppData\Local\Temp\ca91af8d81a866158af4d25ba67d630f6e99c76eb6c0802ef3c186a7da8cba22.exe
            "C:\Users\Admin\AppData\Local\Temp\ca91af8d81a866158af4d25ba67d630f6e99c76eb6c0802ef3c186a7da8cba22.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:3000
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:2024

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1052-12-0x0000000000410000-0x0000000000412000-memory.dmp

            Filesize

            8KB

          • memory/3000-32-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/3000-34-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/3000-6-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/3000-7-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/3000-4-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/3000-20-0x00000000005D0000-0x00000000005D1000-memory.dmp

            Filesize

            4KB

          • memory/3000-28-0x00000000005D0000-0x00000000005D1000-memory.dmp

            Filesize

            4KB

          • memory/3000-30-0x0000000000570000-0x0000000000572000-memory.dmp

            Filesize

            8KB

          • memory/3000-11-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/3000-35-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/3000-10-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/3000-8-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/3000-5-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/3000-19-0x0000000000570000-0x0000000000572000-memory.dmp

            Filesize

            8KB

          • memory/3000-1-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/3000-9-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/3000-31-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/3000-0-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/3000-3-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/3000-33-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/3000-29-0x0000000000570000-0x0000000000572000-memory.dmp

            Filesize

            8KB

          • memory/3000-37-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/3000-49-0x0000000004C20000-0x0000000004C22000-memory.dmp

            Filesize

            8KB

          • memory/3000-48-0x0000000004D70000-0x0000000004D71000-memory.dmp

            Filesize

            4KB

          • memory/3000-51-0x0000000004C20000-0x0000000004C22000-memory.dmp

            Filesize

            8KB

          • memory/3000-50-0x0000000000570000-0x0000000000572000-memory.dmp

            Filesize

            8KB

          • memory/3000-52-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/3000-53-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/3000-54-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/3000-57-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/3000-59-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/3000-61-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/3000-63-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/3000-65-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/3000-69-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/3000-73-0x0000000004C20000-0x0000000004C22000-memory.dmp

            Filesize

            8KB

          • memory/3000-96-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/3000-95-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB