Sample viewer

vx.netlux.org/Virus.DOS.Leprosy.946

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:57:50.850249041Z 44 PC: 12c73 | Get time 0x12c73: cmp byte ptr [0x106], 0
0x12c78: jmp 0x12c7b
0x12c7a: nop
0x12c7b: cmp dl, 0
0x12c7e: je 0x12c6f
0x12c80: mov byte ptr [0x106], dl
0x12c84: mov byte ptr [0x31f], 0
0x12c89: mov byte ptr [0x320], 4
0x12c8e: mov byte ptr [0x329], 0
0x12c93: mov cx, 0x27
0x12c96: mov dx, 0x130
0x12c99: mov ah, 0x4e
0x12c9b: int 0x21
0x12c9d: cmp ax, 0x12
0x12ca0: je 0x12ca5
0x12ca2: call 0x12cc7
0x12ca5: mov cx, 0x27
0x12ca8: mov dx, 0x136
0x12cab: mov ah, 0x4e
0x12cad: int 0x21
2018-12-17T22:57:50.852909702Z 78 PC: 12c9d | Find first file
2018-12-17T22:57:50.859409046Z 78 PC: 12caf | Find first file
2018-12-17T22:57:50.865212315Z 67 PC: 12ce8 | Get or set file attributes
2018-12-17T22:57:50.885355713Z 61 PC: 12cee | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:57:50.897970431Z 63 PC: 12cfd | Read file or device (Read 20 bytes on handle 5)
2018-12-17T22:57:50.90512222Z 62 PC: 12d31 | Close file
2018-12-17T22:57:50.907155055Z 61 PC: 12d3a | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:57:50.915646965Z 64 PC: 12a59 | Write file or device (Write 946 bytes on handle 5)
2018-12-17T22:57:50.92404506Z 87 PC: 12d62 | Get or set file date and time
2018-12-17T22:57:50.925758904Z 62 PC: 12d6a | Close file
2018-12-17T22:57:50.933570453Z 67 PC: 12d77 | Get or set file attributes
2018-12-17T22:57:50.938395831Z 79 PC: 12d21 | Find next file
2018-12-17T22:57:50.940959925Z 67 PC: 12ce8 | Get or set file attributes
2018-12-17T22:57:50.951048017Z 61 PC: 12cee | Open file (Filename = 'PRINT.COM')
2018-12-17T22:57:50.957958412Z 63 PC: 12cfd | Read file or device (Read 20 bytes on handle 5)
2018-12-17T22:57:50.962310068Z 62 PC: 12d31 | Close file
2018-12-17T22:57:50.963873603Z 61 PC: 12d3a | Open file (Filename = 'PRINT.COM')
2018-12-17T22:57:50.968354928Z 64 PC: 12a59 | Write file or device (Write 946 bytes on handle 5)
2018-12-17T22:57:50.973564848Z 87 PC: 12d62 | Get or set file date and time
2018-12-17T22:57:50.975011108Z 62 PC: 12d6a | Close file
2018-12-17T22:57:50.995964787Z 67 PC: 12d77 | Get or set file attributes
2018-12-17T22:57:51.001335715Z 79 PC: 12d21 | Find next file
2018-12-17T22:57:51.005398862Z 67 PC: 12ce8 | Get or set file attributes
2018-12-17T22:57:51.033558044Z 61 PC: 12cee | Open file (Filename = 'HELLO.COM')
2018-12-17T22:57:51.040975412Z 63 PC: 12cfd | Read file or device (Read 20 bytes on handle 5)
2018-12-17T22:57:51.048048961Z 62 PC: 12d31 | Close file
2018-12-17T22:57:51.06116741Z 61 PC: 12d3a | Open file (Filename = 'HELLO.COM')
2018-12-17T22:57:51.068341713Z 64 PC: 12a59 | Write file or device (Write 946 bytes on handle 5)
2018-12-17T22:57:51.077328837Z 87 PC: 12d62 | Get or set file date and time
2018-12-17T22:57:51.079922415Z 62 PC: 12d6a | Close file
2018-12-17T22:57:51.101511453Z 67 PC: 12d77 | Get or set file attributes
2018-12-17T22:57:51.106489974Z 79 PC: 12d21 | Find next file
2018-12-17T22:57:51.111639754Z 67 PC: 12ce8 | Get or set file attributes
2018-12-17T22:57:51.132208333Z 61 PC: 12cee | Open file (Filename = 'PHANG.COM')
2018-12-17T22:57:51.140507442Z 63 PC: 12cfd | Read file or device (Read 20 bytes on handle 5)
2018-12-17T22:57:51.149226401Z 62 PC: 12d31 | Close file
2018-12-17T22:57:51.151462083Z 61 PC: 12d3a | Open file (Filename = 'PHANG.COM')
2018-12-17T22:57:51.158893041Z 64 PC: 12a59 | Write file or device (Write 946 bytes on handle 5)
2018-12-17T22:57:51.169429965Z 87 PC: 12d62 | Get or set file date and time
2018-12-17T22:57:51.171200785Z 62 PC: 12d6a | Close file
2018-12-17T22:57:51.178969015Z 67 PC: 12d77 | Get or set file attributes
2018-12-17T22:57:51.184876594Z 9 PC: 12dee | Display string (String= ' Error in Executable')
2018-12-17T22:57:51.189226418Z 76 PC: 12df2 | Terminate with return code (Return code = '36')