Analysis

  • max time kernel
    120s
  • max time network
    61s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    02-02-2025 07:55

General

  • Target

    3e256a809ca3fc461cfbe314352c81c71b917949421bf7566d74c1097586f7a9N.exe

  • Size

    65KB

  • MD5

    d65a35bc73e45be8ab45b54f52a69970

  • SHA1

    7263f72c7b57c9fcf2ca472424be2baadc083654

  • SHA256

    3e256a809ca3fc461cfbe314352c81c71b917949421bf7566d74c1097586f7a9

  • SHA512

    680fba0addcfaf80965b8a1b44d820d5a9bce4fe6adf86841c2d002b7ed23b81734ad81bec3107782582e870565efda8c8d70a6aebb9a5030142fe7f09745819

  • SSDEEP

    1536:Zqk7u1V/IngoaYHqUoSxaPyktcQ3y1oo3uIZUs58CKyWG/SMXRj:Zq8AI0ZJNK/eICZyWG/VXRj

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 30 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 21 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1088
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1160
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1192
          • C:\Users\Admin\AppData\Local\Temp\3e256a809ca3fc461cfbe314352c81c71b917949421bf7566d74c1097586f7a9N.exe
            "C:\Users\Admin\AppData\Local\Temp\3e256a809ca3fc461cfbe314352c81c71b917949421bf7566d74c1097586f7a9N.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:1268
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1440

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\ylqgls.exe

            Filesize

            97KB

            MD5

            13729f15b9150563a5f8b1e3294a906b

            SHA1

            3f0a7624e566c7be19e0d3b5fbd39ae827607c86

            SHA256

            f5c5336ebdb191755538cf63ab661d7f95066ad707fe36d838ea5bbadc19dac2

            SHA512

            3d7d37c8421575b096cee55a49ba60b1263bfd20d6728219cdc5818b318975a5d353a8495e8b131bb8923cb7c924b7073c9ae81877102835572adde040f215c0

          • memory/1088-12-0x0000000001B40000-0x0000000001B42000-memory.dmp

            Filesize

            8KB

          • memory/1268-34-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-6-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-19-0x00000000045F0000-0x00000000045F1000-memory.dmp

            Filesize

            4KB

          • memory/1268-37-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-7-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-40-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-3-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-38-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-8-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-27-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-10-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-5-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-11-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-29-0x0000000003D20000-0x0000000003D22000-memory.dmp

            Filesize

            8KB

          • memory/1268-31-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-30-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-32-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-33-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-0-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1268-36-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-4-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-21-0x00000000045F0000-0x00000000045F1000-memory.dmp

            Filesize

            4KB

          • memory/1268-9-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-43-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-56-0x0000000003D20000-0x0000000003D22000-memory.dmp

            Filesize

            8KB

          • memory/1268-55-0x0000000002F00000-0x0000000002F02000-memory.dmp

            Filesize

            8KB

          • memory/1268-54-0x0000000002F00000-0x0000000002F02000-memory.dmp

            Filesize

            8KB

          • memory/1268-53-0x0000000003930000-0x0000000003931000-memory.dmp

            Filesize

            4KB

          • memory/1268-57-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-58-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-61-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-63-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-66-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-68-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-71-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-72-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-74-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-76-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1268-79-0x0000000002F00000-0x0000000002F02000-memory.dmp

            Filesize

            8KB

          • memory/1268-18-0x0000000003D20000-0x0000000003D22000-memory.dmp

            Filesize

            8KB

          • memory/1268-140-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB