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Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    02/02/2025, 07:25

General

  • Target

    2fcc4ffa914cc488507523cdfd7419f2025b66955afa4abe83c23835e9e4b24b.exe

  • Size

    97KB

  • MD5

    313d1e71dbf97833c99d089cc9c61255

  • SHA1

    a34b7704dca3f34c2a92ac6dea9863d28934ace2

  • SHA256

    2fcc4ffa914cc488507523cdfd7419f2025b66955afa4abe83c23835e9e4b24b

  • SHA512

    8d98e5a291054e892d639c30ce5c0bea4f2089c96bdf2c9554bc64391f956ab36dc8c357c677e4109b9e8002006c378557196f869f800c0f9616748d82f5616a

  • SSDEEP

    1536:RlSnU22mmv1VTHvo93ZmibIeVXKsP+Yl6FgwkCEwGXOOak+JKvbd99kQVcb1QHD:RlNnvPHwfLbZEofZJXZ+JO9kPc

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 14 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • UPX packed file 31 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of WriteProcessMemory 8 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:1172
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1216
          • C:\Users\Admin\AppData\Local\Temp\2fcc4ffa914cc488507523cdfd7419f2025b66955afa4abe83c23835e9e4b24b.exe
            "C:\Users\Admin\AppData\Local\Temp\2fcc4ffa914cc488507523cdfd7419f2025b66955afa4abe83c23835e9e4b24b.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Windows security modification
            • Checks whether UAC is enabled
            • Enumerates connected drives
            • 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:2556
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1608

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1108-14-0x0000000001F90000-0x0000000001F92000-memory.dmp

            Filesize

            8KB

          • memory/2556-36-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-38-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-39-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-5-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-12-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-31-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2556-30-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2556-9-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-29-0x0000000000560000-0x0000000000561000-memory.dmp

            Filesize

            4KB

          • memory/2556-8-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-26-0x0000000000560000-0x0000000000561000-memory.dmp

            Filesize

            4KB

          • memory/2556-25-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2556-2-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-7-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-6-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-11-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-32-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-33-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-34-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-0-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2556-10-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-35-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-4-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-40-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-42-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-43-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-56-0x0000000001930000-0x0000000001931000-memory.dmp

            Filesize

            4KB

          • memory/2556-58-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2556-57-0x0000000001920000-0x0000000001922000-memory.dmp

            Filesize

            8KB

          • memory/2556-59-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-60-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-62-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-64-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-66-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-69-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-70-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-73-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-75-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-77-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-81-0x0000000001920000-0x0000000001922000-memory.dmp

            Filesize

            8KB

          • memory/2556-106-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-105-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB