Analysis

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

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    02-02-2025 05:48

General

  • Target

    c281850c4d406a9da0d1fd719348e21009f5f7cb3be7ffd8daf423728f6b6434.exe

  • Size

    100KB

  • MD5

    c56158b26e36765b714b453f1b25f6f3

  • SHA1

    8c319986413a243bf1b4b63f8d520dbfcab97222

  • SHA256

    c281850c4d406a9da0d1fd719348e21009f5f7cb3be7ffd8daf423728f6b6434

  • SHA512

    4e70aa963b9f414b282b9276d142914884b1b9416c6fc927f799476a1f3e580cc58257e4c6561618756209351df347f809b0f05671b0a9a7f2cb425bdd91323b

  • SSDEEP

    1536:oPRckuiSfU0tzkfG3fcr7rRmiiiRCY5AIWIRtWggAkZwKEC88la2H:oPDLSBtmGPeAihR5AstZSfU2

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 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 31 IoCs
  • Suspicious use of WriteProcessMemory 52 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1100
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1148
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1180
          • C:\Users\Admin\AppData\Local\Temp\c281850c4d406a9da0d1fd719348e21009f5f7cb3be7ffd8daf423728f6b6434.exe
            "C:\Users\Admin\AppData\Local\Temp\c281850c4d406a9da0d1fd719348e21009f5f7cb3be7ffd8daf423728f6b6434.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:2536
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:328

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • F:\fpkpe.exe

            Filesize

            100KB

            MD5

            d30ff71a675f415befbb4d1d6f4fe90e

            SHA1

            846fa65bccf3704be66d95e94cb91a5e261fd529

            SHA256

            b11511ef037e6c38f87b47b0eeeb3aac4df3ca95a80309d46249cb1f859d3b20

            SHA512

            6ae1212e0966227234cde8355905b0420ec3666c9eb2b3a6babeb38076461168947eb97112cafc4b7d65ad100543fcd63851f82463616521969ccd1a42206688

          • memory/1100-12-0x0000000000210000-0x0000000000212000-memory.dmp

            Filesize

            8KB

          • memory/2536-31-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2536-26-0x0000000000850000-0x0000000000851000-memory.dmp

            Filesize

            4KB

          • memory/2536-0-0x0000000000400000-0x0000000000415000-memory.dmp

            Filesize

            84KB

          • memory/2536-32-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2536-8-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2536-27-0x00000000005F0000-0x00000000005F2000-memory.dmp

            Filesize

            8KB

          • memory/2536-23-0x0000000000850000-0x0000000000851000-memory.dmp

            Filesize

            4KB

          • memory/2536-22-0x00000000005F0000-0x00000000005F2000-memory.dmp

            Filesize

            8KB

          • memory/2536-3-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2536-5-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2536-11-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2536-4-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2536-28-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2536-29-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2536-10-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2536-30-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2536-9-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2536-34-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2536-6-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2536-35-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2536-36-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2536-54-0x00000000040F0000-0x00000000040F2000-memory.dmp

            Filesize

            8KB

          • memory/2536-55-0x00000000040F0000-0x00000000040F2000-memory.dmp

            Filesize

            8KB

          • memory/2536-53-0x00000000049C0000-0x00000000049C1000-memory.dmp

            Filesize

            4KB

          • memory/2536-52-0x00000000005F0000-0x00000000005F2000-memory.dmp

            Filesize

            8KB

          • memory/2536-56-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2536-58-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2536-60-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2536-63-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2536-64-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2536-65-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2536-66-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2536-68-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2536-69-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2536-7-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2536-146-0x0000000000400000-0x0000000000415000-memory.dmp

            Filesize

            84KB