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Analysis

  • max time kernel
    27s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2024, 23:18

General

  • Target

    1449e0c9ea92fce920f70366d23a269d9b3d9c3678096512d1e9507675e6e4e9N.dll

  • Size

    120KB

  • MD5

    cbf72ccabc05bfff03562f8a0d7b2dd0

  • SHA1

    d84872a95fdc323e9fa64e45ed4a317c762a33c3

  • SHA256

    1449e0c9ea92fce920f70366d23a269d9b3d9c3678096512d1e9507675e6e4e9

  • SHA512

    8161a3a7f9afe2a180cb44ac1ef2ae64e2b6bc6d504fda032177aaf43ebae361dce0c9be86c6f67c10d9e8468bfe429f221ff614c2bd4aa0690c2cee789cdc49

  • SSDEEP

    3072:tcrC5kyNGTSps1tlNooeYLzLlPGQlmb5n:t0CqyouaD/oyLz8

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 6 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 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 23 IoCs

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

  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 46 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1124
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1176
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1224
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\1449e0c9ea92fce920f70366d23a269d9b3d9c3678096512d1e9507675e6e4e9N.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2380
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\1449e0c9ea92fce920f70366d23a269d9b3d9c3678096512d1e9507675e6e4e9N.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2120
              • C:\Users\Admin\AppData\Local\Temp\f767f4d.exe
                C:\Users\Admin\AppData\Local\Temp\f767f4d.exe
                4⤵
                • Modifies firewall policy service
                • UAC bypass
                • Windows security bypass
                • Executes dropped EXE
                • 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:2344
              • C:\Users\Admin\AppData\Local\Temp\f768150.exe
                C:\Users\Admin\AppData\Local\Temp\f768150.exe
                4⤵
                • Executes dropped EXE
                PID:1540
              • C:\Users\Admin\AppData\Local\Temp\f769af8.exe
                C:\Users\Admin\AppData\Local\Temp\f769af8.exe
                4⤵
                • Modifies firewall policy service
                • UAC bypass
                • Windows security bypass
                • Executes dropped EXE
                • 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:2588
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:900

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            292d74418915469fea058c4d1d79825c

            SHA1

            ba7d8aa11b40d63a2d7c2e4c028de31f05a88d3b

            SHA256

            e6be49a0f6a6569a4d844417d2ffe08081c0bb35476a1e7e8460ccbd8f3d1f85

            SHA512

            60946e0c3030f2f402d8cd837fda50411ca301e463d4005212ce9c813871bc5fb614662cee3532c15fad5ad7b5452509bcb5dcbe76dd654fd2a8f9d64f8c1e8e

          • \Users\Admin\AppData\Local\Temp\f767f4d.exe

            Filesize

            97KB

            MD5

            133bdf1c810fe6dd7efad7dbd99985df

            SHA1

            8c75f4d21af545952ba15b54a783b75d91772f47

            SHA256

            0831c7f4f85f10f2e9dca492faae1fffb4cf5cd093a141d39918852a7eeb5049

            SHA512

            d2fb3f514efa94f40c1d90ecdf9268791e58b7920dbeb2550268d24f984f16bfbe4049b60cb9e7f4684a2767ec5dcea5c456ca97a3639c8bd764b42ab7d01720

          • memory/1124-24-0x0000000000450000-0x0000000000452000-memory.dmp

            Filesize

            8KB

          • memory/1540-93-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/1540-56-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1540-95-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1540-94-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1540-151-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1540-122-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2120-8-0x0000000000180000-0x0000000000192000-memory.dmp

            Filesize

            72KB

          • memory/2120-47-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2120-44-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2120-75-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2120-77-0x0000000000180000-0x0000000000182000-memory.dmp

            Filesize

            8KB

          • memory/2120-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2120-34-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2120-35-0x0000000000210000-0x0000000000211000-memory.dmp

            Filesize

            4KB

          • memory/2120-37-0x0000000000210000-0x0000000000211000-memory.dmp

            Filesize

            4KB

          • memory/2344-57-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2344-79-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2344-43-0x0000000000310000-0x0000000000311000-memory.dmp

            Filesize

            4KB

          • memory/2344-45-0x00000000002C0000-0x00000000002C2000-memory.dmp

            Filesize

            8KB

          • memory/2344-13-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2344-18-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2344-19-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2344-58-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2344-59-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2344-61-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2344-60-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2344-63-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2344-64-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2344-20-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2344-21-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2344-48-0x00000000002C0000-0x00000000002C2000-memory.dmp

            Filesize

            8KB

          • memory/2344-81-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2344-82-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2344-10-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2344-11-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2344-16-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2344-14-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2344-17-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2344-15-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2344-146-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2344-147-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2588-127-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2588-102-0x00000000002C0000-0x00000000002C1000-memory.dmp

            Filesize

            4KB

          • memory/2588-103-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2588-173-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2588-201-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2588-200-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB