Sample viewer

vx.netlux.org/Virus.DOS.Leprosy.Taz.2209

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:43:29.202617013Z 44 PC: 1314e | Get time 0x1314e: cmp byte ptr [0x103], 0
0x13153: je 0x1315a
0x13155: cmp dh, 0x1e
0x13158: jg 0x13163
0x1315a: cmp dl, 0
0x1315d: je 0x1314a
0x1315f: mov byte ptr [0x103], dl
0x13163: mov byte ptr [0x7ff], 0
0x13168: mov byte ptr [0x800], 4
0x1316d: mov byte ptr [0x809], 0
0x13172: mov cx, 0x27
0x13175: mov dx, 0x115
0x13178: mov ah, 0x4e
0x1317a: int 0x21
0x1317c: cmp ax, 0x12
0x1317f: je 0x13184
0x13181: call 0x131a6
0x13184: mov cx, 0x27
0x13187: mov dx, 0x11b
0x1318a: mov ah, 0x4e
2018-12-17T22:43:29.205425347Z 78 PC: 1317c | Find first file
2018-12-17T22:43:29.212351656Z 78 PC: 1318e | Find first file
2018-12-17T22:43:29.218400867Z 67 PC: 131c7 | Get or set file attributes
2018-12-17T22:43:29.233722073Z 61 PC: 131cd | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:43:29.241244882Z 63 PC: 131dc | Read file or device (Read 20 bytes on handle 5)
2018-12-17T22:43:29.247841421Z 62 PC: 13210 | Close file
2018-12-17T22:43:29.249990919Z 61 PC: 13219 | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:43:29.263966788Z 64 PC: 12a54 | Write file or device (Write 2209 bytes on handle 5)
2018-12-17T22:43:29.272970287Z 87 PC: 13241 | Get or set file date and time
2018-12-17T22:43:29.274578688Z 62 PC: 13249 | Close file
2018-12-17T22:43:29.283287716Z 67 PC: 13256 | Get or set file attributes
2018-12-17T22:43:29.288878316Z 79 PC: 13200 | Find next file
2018-12-17T22:43:29.292504176Z 67 PC: 131c7 | Get or set file attributes
2018-12-17T22:43:29.304434122Z 61 PC: 131cd | Open file (Filename = 'PRINT.COM')
2018-12-17T22:43:29.312122753Z 63 PC: 131dc | Read file or device (Read 20 bytes on handle 5)
2018-12-17T22:43:29.319501421Z 62 PC: 13210 | Close file
2018-12-17T22:43:29.322818371Z 61 PC: 13219 | Open file (Filename = 'PRINT.COM')
2018-12-17T22:43:29.332207014Z 64 PC: 12a54 | Write file or device (Write 2209 bytes on handle 5)
2018-12-17T22:43:29.34142644Z 87 PC: 13241 | Get or set file date and time
2018-12-17T22:43:29.343681345Z 62 PC: 13249 | Close file
2018-12-17T22:43:29.352354094Z 67 PC: 13256 | Get or set file attributes
2018-12-17T22:43:29.357966645Z 79 PC: 13200 | Find next file
2018-12-17T22:43:29.36179207Z 67 PC: 131c7 | Get or set file attributes
2018-12-17T22:43:29.372937523Z 61 PC: 131cd | Open file (Filename = 'HELLO.COM')
2018-12-17T22:43:29.380237263Z 63 PC: 131dc | Read file or device (Read 20 bytes on handle 5)
2018-12-17T22:43:29.387519751Z 62 PC: 13210 | Close file
2018-12-17T22:43:29.3906286Z 61 PC: 13219 | Open file (Filename = 'HELLO.COM')
2018-12-17T22:43:29.397486981Z 64 PC: 12a54 | Write file or device (Write 2209 bytes on handle 5)
2018-12-17T22:43:29.413284422Z 87 PC: 13241 | Get or set file date and time
2018-12-17T22:43:29.422046898Z 62 PC: 13249 | Close file
2018-12-17T22:43:29.429587281Z 67 PC: 13256 | Get or set file attributes
2018-12-17T22:43:29.434002794Z 79 PC: 13200 | Find next file
2018-12-17T22:43:29.439859073Z 67 PC: 131c7 | Get or set file attributes
2018-12-17T22:43:29.449341322Z 61 PC: 131cd | Open file (Filename = 'PHANG.COM')
2018-12-17T22:43:29.459966448Z 63 PC: 131dc | Read file or device (Read 20 bytes on handle 5)
2018-12-17T22:43:29.467089216Z 62 PC: 13210 | Close file
2018-12-17T22:43:29.468962044Z 61 PC: 13219 | Open file (Filename = 'PHANG.COM')
2018-12-17T22:43:29.475432335Z 64 PC: 12a54 | Write file or device (Write 2209 bytes on handle 5)
2018-12-17T22:43:29.490302364Z 87 PC: 13241 | Get or set file date and time
2018-12-17T22:43:29.492242448Z 62 PC: 13249 | Close file
2018-12-17T22:43:29.499558068Z 67 PC: 13256 | Get or set file attributes
2018-12-17T22:43:29.504110448Z 9 PC: 132d5 | Display string (String= ' Error #2307 - Too big to fit in memory')
2018-12-17T22:43:29.508870869Z 76 PC: 132d9 | Terminate with return code (Return code = '36')