Analysis

  • max time kernel
    118s
  • max time network
    55s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20-12-2024 00:00

General

  • Target

    824d7f6f55d7a68fadf1111bdae67401d569a87939f0a51fbc698a7c3892ecceN.exe

  • Size

    65KB

  • MD5

    44c4b44ffbf055ccba0b3a5e23f6e450

  • SHA1

    54d23fa8672240a659d00da2d8f42711fbaa6af0

  • SHA256

    824d7f6f55d7a68fadf1111bdae67401d569a87939f0a51fbc698a7c3892ecce

  • SHA512

    9fe7643820aa8ed62b64a2c35e17df354845ca180c4fab5f7fab9292462a1f86dac171a10bb6e7ea6fe2bc9420cd36a583cfe6b24dc8a5f3ee1df9d8faf72b64

  • SSDEEP

    1536:2EmfXwWtryfqB7vze5hr+HOZ5cI72W7ZrJbIEf56lW:2EagCyq9vzmpZKW7ZrJX5eW

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 21 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 29 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 30 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
      PID:1044
    • C:\Windows\system32\taskhost.exe
      "taskhost.exe"
      1⤵
        PID:1068
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1128
          • C:\Users\Admin\AppData\Local\Temp\824d7f6f55d7a68fadf1111bdae67401d569a87939f0a51fbc698a7c3892ecceN.exe
            "C:\Users\Admin\AppData\Local\Temp\824d7f6f55d7a68fadf1111bdae67401d569a87939f0a51fbc698a7c3892ecceN.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:2336
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1996

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • F:\usen.exe

            Filesize

            97KB

            MD5

            7227d4165fa1611669de8dccfaf69734

            SHA1

            46d05d152c956431e5a9e6917989377da8285ee4

            SHA256

            4388851de60a5c4d7904368112e8e07ea9e1a2a204287c1fd0b6946647be1c27

            SHA512

            8ae55b76537a338812a89610006ca89c13d71576c1e08da4b6cd8441211b2f5d650d4cb11b59d495fffd275ad544c1024662be32d028e90382960ef9f0ca214d

          • memory/1044-17-0x0000000001E20000-0x0000000001E22000-memory.dmp

            Filesize

            8KB

          • memory/2336-32-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-27-0x0000000000600000-0x0000000000602000-memory.dmp

            Filesize

            8KB

          • memory/2336-10-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-35-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-7-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-38-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-24-0x0000000000860000-0x0000000000861000-memory.dmp

            Filesize

            4KB

          • memory/2336-36-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-11-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-26-0x0000000000860000-0x0000000000861000-memory.dmp

            Filesize

            4KB

          • memory/2336-23-0x0000000000600000-0x0000000000602000-memory.dmp

            Filesize

            8KB

          • memory/2336-4-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-9-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-28-0x0000000000600000-0x0000000000602000-memory.dmp

            Filesize

            8KB

          • memory/2336-3-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-30-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-29-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-31-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-0-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2336-33-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-8-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-5-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-6-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-39-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-42-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-43-0x0000000000600000-0x0000000000602000-memory.dmp

            Filesize

            8KB

          • memory/2336-44-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-57-0x00000000037F0000-0x00000000037F2000-memory.dmp

            Filesize

            8KB

          • memory/2336-45-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-56-0x00000000037F0000-0x00000000037F2000-memory.dmp

            Filesize

            8KB

          • memory/2336-55-0x0000000004AE0000-0x0000000004AE1000-memory.dmp

            Filesize

            4KB

          • memory/2336-60-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-61-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-66-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-70-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-73-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-74-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-75-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-79-0x00000000037F0000-0x00000000037F2000-memory.dmp

            Filesize

            8KB

          • memory/2336-1-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-142-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB