Analysis

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

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22-12-2024 01:31

General

  • Target

    5f3bf2dfd4d00db5783f275f078baea771ed94bffc586e98c094429d193830df.exe

  • Size

    65KB

  • MD5

    b2aa09ce03375392f11ed1c2c762f88c

  • SHA1

    562d6c605e3f9d3f6276dad3215f721fb9ab5cc2

  • SHA256

    5f3bf2dfd4d00db5783f275f078baea771ed94bffc586e98c094429d193830df

  • SHA512

    1e586589eecefeebf036796017b587002fa93eeda660c717b601e3f271e64b42a4aed9de43c51fe94ea80f8e59a9a1ef9ff65e04f6c261c3424a8850b060e5b2

  • SSDEEP

    1536:fWhKpVZ6B6VFsiMs82Wg7Hr5kIxmsLX7Y0OlO9df:fWAL5VFsiMs8a7Hr59rcpk9d

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 33 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 31 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1048
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1080
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1160
          • C:\Users\Admin\AppData\Local\Temp\5f3bf2dfd4d00db5783f275f078baea771ed94bffc586e98c094429d193830df.exe
            "C:\Users\Admin\AppData\Local\Temp\5f3bf2dfd4d00db5783f275f078baea771ed94bffc586e98c094429d193830df.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:2496
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1436

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • F:\bjwnp.pif

            Filesize

            97KB

            MD5

            efbdf2f5042089f8f7faac547e79d747

            SHA1

            b46bcb79fa067b251007b41b5ab8488c8310e25b

            SHA256

            c97a261ca938764ee1a1ace2471cf536d553fd5015381975d893334da410556b

            SHA512

            6ece901c7cc80f460530a8a7b45087c107a1206bce5eb93140afbb6ce6d66c136200749d6ea3077bc19b1b87a1b90193e75568939bb37275b4a34d0eea956856

          • memory/1048-18-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2496-34-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-30-0x00000000005B0000-0x00000000005B2000-memory.dmp

            Filesize

            8KB

          • memory/2496-8-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-37-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-12-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-39-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-10-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-38-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-29-0x00000000005B0000-0x00000000005B2000-memory.dmp

            Filesize

            8KB

          • memory/2496-28-0x00000000005C0000-0x00000000005C1000-memory.dmp

            Filesize

            4KB

          • memory/2496-26-0x00000000005C0000-0x00000000005C1000-memory.dmp

            Filesize

            4KB

          • memory/2496-25-0x00000000005B0000-0x00000000005B2000-memory.dmp

            Filesize

            8KB

          • memory/2496-5-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-4-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-11-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-31-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-32-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-33-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-0-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2496-36-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-6-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-3-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-9-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-40-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-42-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-45-0x00000000005B0000-0x00000000005B2000-memory.dmp

            Filesize

            8KB

          • memory/2496-44-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-47-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-54-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-57-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-58-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-61-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-62-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-65-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-67-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-69-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-71-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-73-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-75-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-7-0x00000000006E0000-0x000000000179A000-memory.dmp

            Filesize

            16.7MB

          • memory/2496-138-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB