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Analysis

  • max time kernel
    118s
  • 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, 17:29

General

  • Target

    f8fea2a6cdefc4fe9ec86564f39bde7216554c41bbbf4eba51bddfc40e7beb9dN.exe

  • Size

    65KB

  • MD5

    f5fcd0b84e5e351ebe5601e0b59a0980

  • SHA1

    b1a6d3d711e51ca015108d10effef19309443c71

  • SHA256

    f8fea2a6cdefc4fe9ec86564f39bde7216554c41bbbf4eba51bddfc40e7beb9d

  • SHA512

    0421a6c27b76baa869ef8f94f78f3895295ed194118dde6715b7e919dd8fe788e049531c452aedfc6d70bc0920600e129bb300ca56c8c49a440065e82d68eec6

  • SSDEEP

    1536:B172YBOqsczwFrXSyXbd6iiJaAaReP9FY3/yvE:/7YFczw1flReHS/yc

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 15 IoCs

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

  • UPX packed file 32 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\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
      PID:1080
    • C:\Windows\system32\taskhost.exe
      "taskhost.exe"
      1⤵
        PID:1088
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1156
          • C:\Users\Admin\AppData\Local\Temp\f8fea2a6cdefc4fe9ec86564f39bde7216554c41bbbf4eba51bddfc40e7beb9dN.exe
            "C:\Users\Admin\AppData\Local\Temp\f8fea2a6cdefc4fe9ec86564f39bde7216554c41bbbf4eba51bddfc40e7beb9dN.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:2136
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:468

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1080-17-0x0000000001DA0000-0x0000000001DA2000-memory.dmp

            Filesize

            8KB

          • memory/2136-36-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-37-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-5-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-7-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-10-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-27-0x00000000004B0000-0x00000000004B1000-memory.dmp

            Filesize

            4KB

          • memory/2136-11-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-29-0x00000000004A0000-0x00000000004A2000-memory.dmp

            Filesize

            8KB

          • memory/2136-28-0x00000000004A0000-0x00000000004A2000-memory.dmp

            Filesize

            8KB

          • memory/2136-24-0x00000000004B0000-0x00000000004B1000-memory.dmp

            Filesize

            4KB

          • memory/2136-23-0x00000000004A0000-0x00000000004A2000-memory.dmp

            Filesize

            8KB

          • memory/2136-1-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-9-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-8-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-6-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-3-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-31-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-0-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2136-32-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-33-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-4-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-34-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-30-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-38-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-40-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-41-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-54-0x0000000003C90000-0x0000000003C92000-memory.dmp

            Filesize

            8KB

          • memory/2136-53-0x0000000004EB0000-0x0000000004EB1000-memory.dmp

            Filesize

            4KB

          • memory/2136-56-0x0000000003C90000-0x0000000003C92000-memory.dmp

            Filesize

            8KB

          • memory/2136-55-0x00000000004A0000-0x00000000004A2000-memory.dmp

            Filesize

            8KB

          • memory/2136-57-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-59-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-61-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-62-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-64-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-67-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-68-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-72-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-73-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-75-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-77-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2136-107-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2136-108-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB