Analysis

  • max time kernel
    126s
  • max time network
    56s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    16-12-2024 20:53

General

  • Target

    27df64855ecf63309b3f2db671effd3be4c7924ae831097d731c4bc19505e8f2.exe

  • Size

    1.2MB

  • MD5

    b0760b1f9bc86202009fd24c6f0ca189

  • SHA1

    3a607df7bfca2f7b58708ec1be6c8d871fdf4db0

  • SHA256

    27df64855ecf63309b3f2db671effd3be4c7924ae831097d731c4bc19505e8f2

  • SHA512

    720c40d3d3584051eb7bfa9465ec56123b069eccdced1763d166e1e81e699cab7ef3a24dd9971cc77915411944453852bebc5b6f4fbb981e83751680ce0daddf

  • SSDEEP

    24576:0U6K1uA4xACQ84KKX/rOwxoluXf/8Wc7/3Pg5viRj3h:0UlQJPPOrmG0WA/oOl

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
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 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 31 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 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of WriteProcessMemory 52 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1152
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1232
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1284
          • C:\Users\Admin\AppData\Local\Temp\27df64855ecf63309b3f2db671effd3be4c7924ae831097d731c4bc19505e8f2.exe
            "C:\Users\Admin\AppData\Local\Temp\27df64855ecf63309b3f2db671effd3be4c7924ae831097d731c4bc19505e8f2.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Loads dropped DLL
            • 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:3052
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1704

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • F:\ffsj.exe

            Filesize

            97KB

            MD5

            8e3c87f95cfe52f8f2d271d187ba7e7d

            SHA1

            246081e81118a71e0e784775635f048e428e3d55

            SHA256

            fdfe6c391e9886872372ad6ba47ecebb21b24b735495dd4e6d3d23d52d3b1588

            SHA512

            558f2ce27ef744fc573267753bce62609383b81418aec163134fd72dc14982863f8bd9415e0a5aad30ae0614a50bf774dbec4d0da67912bdb437162afebd65d6

          • \Users\Admin\AppData\Local\Temp\apmB5E7.tmp

            Filesize

            146KB

            MD5

            3d4839228c7ee77e28832879eeb17340

            SHA1

            ebe4a6388c8c6831837e232b48b8f4266b7f711e

            SHA256

            5d6ff8a11cda6d5b1e6d8a5562594379a082cee18f402a8a0a26b8cabe428954

            SHA512

            f3c534524eaa4b51ee44a6c1d05a142c0d10d9c1c48db79b60903dd948d5712b367479b82cd85fa8ee094dcd2569c0fd85a36c10c97deab59e49e1f1f4da6c56

          • memory/1152-18-0x0000000001F80000-0x0000000001F82000-memory.dmp

            Filesize

            8KB

          • memory/3052-41-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-76-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-13-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-39-0x0000000003060000-0x0000000003062000-memory.dmp

            Filesize

            8KB

          • memory/3052-14-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-40-0x0000000003060000-0x0000000003062000-memory.dmp

            Filesize

            8KB

          • memory/3052-8-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-6-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-4-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-33-0x0000000000260000-0x0000000000261000-memory.dmp

            Filesize

            4KB

          • memory/3052-32-0x0000000003070000-0x0000000003071000-memory.dmp

            Filesize

            4KB

          • memory/3052-31-0x0000000010000000-0x000000001007E000-memory.dmp

            Filesize

            504KB

          • memory/3052-30-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-45-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-26-0x0000000003060000-0x0000000003062000-memory.dmp

            Filesize

            8KB

          • memory/3052-7-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-3-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-0-0x0000000000400000-0x000000000054A000-memory.dmp

            Filesize

            1.3MB

          • memory/3052-91-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-12-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-27-0x0000000003070000-0x0000000003071000-memory.dmp

            Filesize

            4KB

          • memory/3052-44-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-47-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-48-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-49-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-50-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-52-0x0000000000400000-0x000000000054A000-memory.dmp

            Filesize

            1.3MB

          • memory/3052-55-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-63-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-68-0x0000000003060000-0x0000000003062000-memory.dmp

            Filesize

            8KB

          • memory/3052-67-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-69-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-72-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-43-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-80-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-87-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-88-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-42-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-5-0x0000000001F20000-0x0000000002FDA000-memory.dmp

            Filesize

            16.7MB