Analysis

  • max time kernel
    118s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    26-12-2024 14:54

General

  • Target

    b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.exe

  • Size

    801KB

  • MD5

    a9a1b50fda59e83a4ef8cb6542ebf6cd

  • SHA1

    2a74a9a64ea4915f04c15091886b66167bcd10ff

  • SHA256

    b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756

  • SHA512

    6ff649561afbd26846e85025e3141c45f7ec2b2697b4ccf2f0b5cb68bc7eab77523c0299f52a7ad8d8330aa7b06fa5ce09127d122e8f90d99bb87f09e6cb521b

  • SSDEEP

    12288:hLCdICnX25awdAggvSV2xNj/3jb9mg/jxIWRV/Tucqlcjqo8c4:gNnXgawd4SV27zbsAjxxucqlcL8c

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 2 IoCs

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

  • UPX packed file 19 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 22 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1120
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1180
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1244
          • C:\Users\Admin\AppData\Local\Temp\b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.exe
            "C:\Users\Admin\AppData\Local\Temp\b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.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:1996
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1676

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\jusched.log

            Filesize

            1KB

            MD5

            fbe5a5464346f071d09d3e286f65eff6

            SHA1

            78beb0ab6c12526de4c97e966638bbc71eb4ff01

            SHA256

            80e8bd9167b010d114d6a038776300d154baab6553f7ff46c3f42a509acf26ed

            SHA512

            08474d393641450d19f7af45520e22af8679bd1c1df8b745497ac119d33128ebda809ef80a92b14baf1f3daf76d70068185dead1972547d0e976159b94224056

          • memory/1120-18-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/1996-13-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1996-11-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1996-12-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1996-10-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1996-30-0x0000000003B20000-0x0000000003B21000-memory.dmp

            Filesize

            4KB

          • memory/1996-36-0x00000000005D0000-0x00000000005D2000-memory.dmp

            Filesize

            8KB

          • memory/1996-37-0x00000000005D0000-0x00000000005D2000-memory.dmp

            Filesize

            8KB

          • memory/1996-27-0x0000000003B20000-0x0000000003B21000-memory.dmp

            Filesize

            4KB

          • memory/1996-26-0x00000000005D0000-0x00000000005D2000-memory.dmp

            Filesize

            8KB

          • memory/1996-1-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1996-16-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1996-15-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1996-47-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1996-7-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1996-14-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1996-9-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1996-17-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1996-38-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1996-39-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1996-40-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1996-41-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1996-42-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1996-44-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1996-45-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1996-64-0x0000000000400000-0x00000000004C9000-memory.dmp

            Filesize

            804KB

          • memory/1996-0-0x0000000000400000-0x00000000004C9000-memory.dmp

            Filesize

            804KB