Sample viewer

vx.netlux.org/Virus.DOS.Leprosy.666.r

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:18:51.431196985Z 44 PC: 12b9e | Get time 0x12b9e: nop
0x12b9f: cmp byte ptr [0x106], 0
0x12ba4: je 0x12bad
0x12ba6: nop
0x12ba7: cmp dh, 0xf
0x12baa: jg 0x12bb6
0x12bac: nop
0x12bad: cmp dl, 0
0x12bb0: je 0x12b99
0x12bb2: mov byte ptr [0x106], dl
0x12bb6: nop
0x12bb7: mov byte ptr [0x24e], 0
0x12bbc: mov byte ptr [0x24f], 4
0x12bc1: mov byte ptr [0x258], 0
0x12bc6: nop
0x12bc7: mov cx, 0x27
0x12bca: mov dx, 0x135
0x12bcd: mov ah, 0x4e
0x12bcf: int 0x21
0x12bd1: nop
2018-12-17T22:18:51.43363007Z 78 PC: 12bd1 | Find first file
2018-12-17T22:18:51.440563051Z 78 PC: 12be5 | Find first file
2018-12-17T22:18:51.447269088Z 67 PC: 12c22 | Get or set file attributes
2018-12-17T22:18:51.463465554Z 61 PC: 12c29 | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:18:51.470785083Z 63 PC: 12c38 | Read file or device (Read 20 bytes on handle 5)
2018-12-17T22:18:51.477964205Z 62 PC: 12c70 | Close file
2018-12-17T22:18:51.479801968Z 61 PC: 12c79 | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:18:51.487341456Z 64 PC: 12a5c | Write file or device (Write 666 bytes on handle 5)
2018-12-17T22:18:51.496439105Z 87 PC: 12ca1 | Get or set file date and time
2018-12-17T22:18:51.498521343Z 62 PC: 12ca9 | Close file
2018-12-17T22:18:51.510918084Z 67 PC: 12cb6 | Get or set file attributes
2018-12-17T22:18:51.516101976Z 79 PC: 12c5f | Find next file
2018-12-17T22:18:51.519498715Z 67 PC: 12c22 | Get or set file attributes
2018-12-17T22:18:51.530432554Z 61 PC: 12c29 | Open file (Filename = 'PRINT.COM')
2018-12-17T22:18:51.537729933Z 63 PC: 12c38 | Read file or device (Read 20 bytes on handle 5)
2018-12-17T22:18:51.545290178Z 62 PC: 12c70 | Close file
2018-12-17T22:18:51.547191777Z 61 PC: 12c79 | Open file (Filename = 'PRINT.COM')
2018-12-17T22:18:51.55486058Z 64 PC: 12a5c | Write file or device (Write 666 bytes on handle 5)
2018-12-17T22:18:51.564341406Z 87 PC: 12ca1 | Get or set file date and time
2018-12-17T22:18:51.566064079Z 62 PC: 12ca9 | Close file
2018-12-17T22:18:51.575426415Z 67 PC: 12cb6 | Get or set file attributes
2018-12-17T22:18:51.581014759Z 79 PC: 12c5f | Find next file
2018-12-17T22:18:51.584449367Z 67 PC: 12c22 | Get or set file attributes
2018-12-17T22:18:51.595367839Z 61 PC: 12c29 | Open file (Filename = 'HELLO.COM')
2018-12-17T22:18:51.603235107Z 63 PC: 12c38 | Read file or device (Read 20 bytes on handle 5)
2018-12-17T22:18:51.609981381Z 62 PC: 12c70 | Close file
2018-12-17T22:18:51.61135563Z 61 PC: 12c79 | Open file (Filename = 'HELLO.COM')
2018-12-17T22:18:51.616588922Z 64 PC: 12a5c | Write file or device (Write 666 bytes on handle 5)
2018-12-17T22:18:51.625705704Z 87 PC: 12ca1 | Get or set file date and time
2018-12-17T22:18:51.626923801Z 62 PC: 12ca9 | Close file
2018-12-17T22:18:51.633215682Z 67 PC: 12cb6 | Get or set file attributes
2018-12-17T22:18:51.636468008Z 79 PC: 12c5f | Find next file
2018-12-17T22:18:51.638321224Z 67 PC: 12c22 | Get or set file attributes
2018-12-17T22:18:51.644997857Z 61 PC: 12c29 | Open file (Filename = 'PHANG.COM')
2018-12-17T22:18:51.652606976Z 63 PC: 12c38 | Read file or device (Read 20 bytes on handle 5)
2018-12-17T22:18:51.659659928Z 62 PC: 12c70 | Close file
2018-12-17T22:18:51.661575018Z 61 PC: 12c79 | Open file (Filename = 'PHANG.COM')
2018-12-17T22:18:51.669472998Z 64 PC: 12a5c | Write file or device (Write 666 bytes on handle 5)
2018-12-17T22:18:51.678632877Z 87 PC: 12ca1 | Get or set file date and time
2018-12-17T22:18:51.680132547Z 62 PC: 12ca9 | Close file
2018-12-17T22:18:51.688809731Z 67 PC: 12cb6 | Get or set file attributes