Analysis

  • max time kernel
    120s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07-12-2024 00:32

General

  • Target

    ca01d03c85566412eb0693061785659961085aa1b3eb1f4898fe4deff9cfac62N.exe

  • Size

    73KB

  • MD5

    eda999d37e84f881a5ea4620c99beb80

  • SHA1

    78d8f761df2fcc303abc1cace8ec370b7fc50c2d

  • SHA256

    ca01d03c85566412eb0693061785659961085aa1b3eb1f4898fe4deff9cfac62

  • SHA512

    3093481f05edb7ef38367f8f8f6cf915f79625034e51c30774743de70c78cf7630e613984951357bb1a9f320fd3c533ed34a6dc8c80d7035dec9af43835565d2

  • SSDEEP

    1536:vSuvOvy82zQzafNZhZo855OYCKEH7P9UrtXvw3JJoarv9V1GFVWrI6tUb/Gn0Q:DWvyzzLNZhya5OdXz9UrtXvw5JoKv9V1

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

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

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 26 IoCs

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

  • Drops file in Program Files directory 5 IoCs
  • Drops file in Windows directory 1 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 28 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1108
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1164
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1204
          • C:\Users\Admin\AppData\Local\Temp\ca01d03c85566412eb0693061785659961085aa1b3eb1f4898fe4deff9cfac62N.exe
            "C:\Users\Admin\AppData\Local\Temp\ca01d03c85566412eb0693061785659961085aa1b3eb1f4898fe4deff9cfac62N.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:2112
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1620

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • F:\jcyqsn.exe

            Filesize

            100KB

            MD5

            2d66c47fec986dc61b5f434a4ac64ff8

            SHA1

            e568e2b862e28a47dfef4781049d7f1192c5cbb5

            SHA256

            600cb54eaff9627147a84e44690e49051758abb6f568e5a38d9d1ac32975c5a5

            SHA512

            68ed49fc1544ab8ef62a3a0798252b0d22d668aa2ea93017b13c0d1c5c829bbb14420666c538b786e9c0aec857114dbc4013541159c14c65bc9e0785f0ed567a

          • memory/1108-5-0x0000000000210000-0x0000000000212000-memory.dmp

            Filesize

            8KB

          • memory/2112-30-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2112-1-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2112-14-0x0000000003340000-0x0000000003342000-memory.dmp

            Filesize

            8KB

          • memory/2112-17-0x0000000003350000-0x0000000003351000-memory.dmp

            Filesize

            4KB

          • memory/2112-3-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2112-19-0x0000000003340000-0x0000000003342000-memory.dmp

            Filesize

            8KB

          • memory/2112-4-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2112-18-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2112-0-0x0000000000400000-0x0000000000414000-memory.dmp

            Filesize

            80KB

          • memory/2112-21-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2112-20-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2112-23-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2112-24-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2112-26-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2112-25-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2112-27-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2112-28-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2112-29-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2112-22-0x0000000003340000-0x0000000003342000-memory.dmp

            Filesize

            8KB

          • memory/2112-15-0x0000000003350000-0x0000000003351000-memory.dmp

            Filesize

            4KB

          • memory/2112-50-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2112-49-0x00000000002A0000-0x00000000002A2000-memory.dmp

            Filesize

            8KB

          • memory/2112-48-0x00000000002A0000-0x00000000002A2000-memory.dmp

            Filesize

            8KB

          • memory/2112-47-0x0000000003340000-0x0000000003342000-memory.dmp

            Filesize

            8KB

          • memory/2112-46-0x0000000000850000-0x0000000000851000-memory.dmp

            Filesize

            4KB

          • memory/2112-33-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2112-52-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2112-54-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2112-56-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2112-58-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2112-60-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2112-62-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2112-64-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2112-66-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2112-67-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2112-76-0x00000000002A0000-0x00000000002A2000-memory.dmp

            Filesize

            8KB

          • memory/2112-32-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2112-138-0x0000000000400000-0x0000000000414000-memory.dmp

            Filesize

            80KB