Analysis

  • max time kernel
    119s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07-12-2024 05:00

General

  • Target

    236eebd55ebce7dc0391ed4cf77a87d78704223ec64bb42e32c86533fd07a0eaN.exe

  • Size

    97KB

  • MD5

    1c8106a75fbef0ab904bf9ad94207440

  • SHA1

    62ebb9ee507db59fa9c86fbbc89586d5cfecba27

  • SHA256

    236eebd55ebce7dc0391ed4cf77a87d78704223ec64bb42e32c86533fd07a0ea

  • SHA512

    a2a0ea9553ec81911449d39813f0987d74a0a054a19712a1ac29be326a3ff37033e96a944ef9bc0d08749adec093bacceec1b6667ec107ec1ab159620418ede7

  • SSDEEP

    1536:u/A616Z+0bJMsPBVTs/bfKolMp8bWbCpbY9mVV9kYrBiLXeRzcG:CR14+2JMSQbio6KbWbB9y9k8BiMzc

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 30 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:1160
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1192
          • C:\Users\Admin\AppData\Local\Temp\236eebd55ebce7dc0391ed4cf77a87d78704223ec64bb42e32c86533fd07a0eaN.exe
            "C:\Users\Admin\AppData\Local\Temp\236eebd55ebce7dc0391ed4cf77a87d78704223ec64bb42e32c86533fd07a0eaN.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:2124
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:800

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • F:\decy.exe

            Filesize

            97KB

            MD5

            15d62efff44db03da34985ebcd12a774

            SHA1

            bed1928254f26210fd6817d6e4d02eeec7f8a698

            SHA256

            47cefd7b3ac8f70b17ab7de934d648930afd28cb79315e552203a6d562898645

            SHA512

            4cafc55c7a97312abe79d81f7712f4656fce9e0614613d02c54b22645b0f5606cb67c38f8c474c2dd2e9b9428fe8451c4945cb120be03fbb85ada093e37ab043

          • memory/1108-12-0x0000000000410000-0x0000000000412000-memory.dmp

            Filesize

            8KB

          • memory/2124-34-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-7-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-4-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-36-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-5-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-24-0x0000000004760000-0x0000000004761000-memory.dmp

            Filesize

            4KB

          • memory/2124-23-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-20-0x0000000004760000-0x0000000004761000-memory.dmp

            Filesize

            4KB

          • memory/2124-19-0x0000000004610000-0x0000000004612000-memory.dmp

            Filesize

            8KB

          • memory/2124-9-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-10-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-27-0x0000000004610000-0x0000000004612000-memory.dmp

            Filesize

            8KB

          • memory/2124-6-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-11-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-32-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-33-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-0-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2124-35-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-8-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-3-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-41-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-39-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-43-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-45-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-51-0x0000000004610000-0x0000000004612000-memory.dmp

            Filesize

            8KB

          • memory/2124-52-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-53-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-55-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-57-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-63-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-67-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-68-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-69-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-72-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-73-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-38-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/2124-137-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB