Analysis

  • max time kernel
    0s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/07/2026, 03:46

Errors

Reason
Machine shutdown

General

  • Target
    Virus NahSmi.exe
  • Size 1.3MB
  • Sample260709-ebmn8act7k
  • SHA256 ae837e22582519086fa5634dc351ee0cf76df56b726dc2da507c9902c9baeaaa
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Virus NahSmi.exe
    "C:\Users\Admin\AppData\Local\Temp\Virus NahSmi.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5052
    • C:\Users\Admin\AppData\Roaming\Naيببشمي.exe
      "C:\Users\Admin\AppData\Roaming\Naيببشمي.exe"
      2⤵
      • Executes dropped EXE
      PID:2912
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /k reg delete HKCR /f
        3⤵
          PID:1620
          • C:\Windows\system32\reg.exe
            reg delete HKCR /f
            4⤵
              PID:2680
        • C:\Users\Admin\AppData\Roaming\Viurs ByDRX1 ALHB Group.exe
          "C:\Users\Admin\AppData\Roaming\Viurs ByDRX1 ALHB Group.exe"
          2⤵
            PID:5348
            • C:\Users\Admin\AppData\Local\Temp\Viurs DRX1.exe
              "C:\Users\Admin\AppData\Local\Temp\Viurs DRX1.exe"
              3⤵
                PID:5728
            • C:\Users\Admin\AppData\Roaming\Virus.exe
              "C:\Users\Admin\AppData\Roaming\Virus.exe"
              2⤵
                PID:1492
                • C:\Users\Admin\AppData\Local\Temp\Virus REvi DRX1.exe
                  "C:\Users\Admin\AppData\Local\Temp\Virus REvi DRX1.exe"
                  3⤵
                    PID:5288
                    • C:\Users\Admin\AppData\Local\Temp\Virus REvi DRX1.exe
                      "C:\Users\Admin\AppData\Local\Temp\Virus REvi DRX1.exe"
                      4⤵
                        PID:4400
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -u -p 4400 -s 1388
                          5⤵
                          • Program crash
                          PID:1532
                • C:\Windows\system32\AUDIODG.EXE
                  C:\Windows\system32\AUDIODG.EXE 0x00000000000004F0 0x00000000000004F8
                  1⤵
                    PID:2600
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 392 -p 4400 -ip 4400
                    1⤵
                      PID:4576

                    Network

                          MITRE ATT&CK Enterprise v16

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

                          sByte.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\Runtime.MSIL.1.0.0.0\sByte.dll
                          • Size 39KB
                          • SHA256 446128f1712da8064d0197376184315cb529ed26ed9122f7b171bb208e22c0c3
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          Virus REvi DRX1.exe

                          • Path C:\Users\Admin\AppData\Local\Temp\Virus REvi DRX1.exe
                          • Size 624KB
                          • SHA256 19b6b1d30cf43db3e9527e92034a8c7ea63605f53f6c99d4279b921a87668fed
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          Viurs DRX1.exe

                          • Path C:\Users\Admin\AppData\Local\Temp\Viurs DRX1.exe
                          • Size 15KB
                          • SHA256 bbc1a25cee907ea68fa8d88bce41d2ead0fa9a1d89cc051878cd127c3b6d75ae
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          Naيببشمي.exe

                          • Path C:\Users\Admin\AppData\Roaming\Naيببشمي.exe
                          • Size 11KB
                          • SHA256 f04ac677c00b615fd1feb713447308ae77bbe3607155348765e22749cb65a8c1
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          Virus.exe

                          • Path C:\Users\Admin\AppData\Roaming\Virus.exe
                          • Size 921KB
                          • SHA256 2cac45c4e575e1beb4e02a697e871414bdb34c04fea12e661df4f58551857d0d
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          Viurs ByDRX1 ALHB Group.exe

                          • Path C:\Users\Admin\AppData\Roaming\Viurs ByDRX1 ALHB Group.exe
                          • Size 261KB
                          • SHA256 fe62921266ea5ae5b1d2144360e1ced4bcb26e2bf76b07c1feec0c454a9ea532
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          memory/1492-42-0x0000000000B80000-0x0000000000C6C000-memory.dmp

                          memory/1492-48-0x0000000002E90000-0x0000000002F32000-memory.dmp

                          memory/1492-43-0x00000000014C0000-0x00000000014CC000-memory.dmp

                          memory/2912-40-0x00007FFCD0F60000-0x00007FFCD1904000-memory.dmp

                          memory/2912-62-0x00007FFCD0F60000-0x00007FFCD1904000-memory.dmp

                          memory/2912-33-0x00007FFCD0F60000-0x00007FFCD1904000-memory.dmp

                          memory/2912-17-0x0000000000740000-0x000000000074A000-memory.dmp

                          memory/4400-67-0x0000000005890000-0x000000000589A000-memory.dmp

                          memory/4400-66-0x00000000057D0000-0x0000000005862000-memory.dmp

                          memory/4400-65-0x0000000005C90000-0x000000000624A000-memory.dmp

                          memory/4400-63-0x0000000000400000-0x0000000000430000-memory.dmp

                          memory/5052-21-0x00007FFCD0F60000-0x00007FFCD1904000-memory.dmp

                          memory/5052-16-0x00007FFCD0F60000-0x00007FFCD1904000-memory.dmp

                          memory/5052-1-0x0000000000780000-0x00000000008D6000-memory.dmp

                          memory/5052-3-0x00007FFCD0F60000-0x00007FFCD1904000-memory.dmp

                          memory/5052-0-0x00007FFCD10EF000-0x00007FFCD10F0000-memory.dmp

                          memory/5052-45-0x00007FFCD0F60000-0x00007FFCD1904000-memory.dmp

                          memory/5052-29-0x00007FFCD0F60000-0x00007FFCD1904000-memory.dmp

                          memory/5288-61-0x0000000000C00000-0x0000000000CA2000-memory.dmp

                          memory/5348-31-0x0000000000010000-0x0000000000056000-memory.dmp

                          memory/5728-52-0x00000000007F0000-0x00000000007FA000-memory.dmp