Sample viewer

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

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:29:34.249209971Z 44 PC: 12b98 | Get time 0x12b98: cmp byte ptr [0x107], 0
0x12b9d: je 0x12ba4
0x12b9f: cmp dh, 0xf
0x12ba2: jg 0x12bad
0x12ba4: cmp dl, 0
0x12ba7: je 0x12b94
0x12ba9: mov byte ptr [0x107], dl
0x12bad: mov byte ptr [0x249], 0
0x12bb2: mov byte ptr [0x24a], 4
0x12bb7: mov byte ptr [0x253], 0
0x12bbc: mov cx, 0x27
0x12bbf: mov dx, 0x132
0x12bc2: mov ah, 0x4e
0x12bc4: int 0x21
0x12bc6: cmp ax, 0x12
0x12bc9: je 0x12bce
0x12bcb: call 0x12bf0
0x12bce: mov cx, 0x27
0x12bd1: mov dx, 0x138
0x12bd4: mov ah, 0x4e
2018-12-17T22:29:34.252580633Z 78 PC: 12bc6 | Find first file
2018-12-17T22:29:34.259361835Z 67 PC: 12c11 | Get or set file attributes
2018-12-17T22:29:34.276592812Z 61 PC: 12c17 | Open file (Filename = 'TEST.EXE')
2018-12-17T22:29:34.284342641Z 63 PC: 12c26 | Read file or device (Read 20 bytes on handle 5)
2018-12-17T22:29:34.287214587Z 62 PC: 12c5a | Close file
2018-12-17T22:29:34.289667511Z 61 PC: 12c63 | Open file (Filename = 'TEST.EXE')
2018-12-17T22:29:34.298870087Z 64 PC: 12a5b | Write file or device (Write 666 bytes on handle 5)
2018-12-17T22:29:34.30833436Z 87 PC: 12c8b | Get or set file date and time
2018-12-17T22:29:34.310476044Z 62 PC: 12c93 | Close file
2018-12-17T22:29:34.320121455Z 67 PC: 12ca0 | Get or set file attributes
2018-12-17T22:29:34.325846957Z 79 PC: 12c4a | Find next file
2018-12-17T22:29:34.328764891Z 78 PC: 12bd8 | Find first file
2018-12-17T22:29:34.33587169Z 67 PC: 12c11 | Get or set file attributes
2018-12-17T22:29:34.347173109Z 61 PC: 12c17 | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:29:34.360786337Z 63 PC: 12c26 | Read file or device (Read 20 bytes on handle 5)
2018-12-17T22:29:34.368464527Z 62 PC: 12c5a | Close file
2018-12-17T22:29:34.370623254Z 61 PC: 12c63 | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:29:34.378107086Z 64 PC: 12a5b | Write file or device (Write 666 bytes on handle 5)
2018-12-17T22:29:34.387601262Z 87 PC: 12c8b | Get or set file date and time
2018-12-17T22:29:34.390122008Z 62 PC: 12c93 | Close file
2018-12-17T22:29:34.398732377Z 67 PC: 12ca0 | Get or set file attributes
2018-12-17T22:29:34.404752202Z 79 PC: 12c4a | Find next file
2018-12-17T22:29:34.409138458Z 67 PC: 12c11 | Get or set file attributes
2018-12-17T22:29:34.420334146Z 61 PC: 12c17 | Open file (Filename = 'PRINT.COM')
2018-12-17T22:29:34.428941431Z 63 PC: 12c26 | Read file or device (Read 20 bytes on handle 5)
2018-12-17T22:29:34.437640729Z 62 PC: 12c5a | Close file
2018-12-17T22:29:34.439767409Z 61 PC: 12c63 | Open file (Filename = 'PRINT.COM')
2018-12-17T22:29:34.447727664Z 64 PC: 12a5b | Write file or device (Write 666 bytes on handle 5)
2018-12-17T22:29:34.458075547Z 87 PC: 12c8b | Get or set file date and time
2018-12-17T22:29:34.459785923Z 62 PC: 12c93 | Close file
2018-12-17T22:29:34.468527425Z 67 PC: 12ca0 | Get or set file attributes
2018-12-17T22:29:34.475582136Z 79 PC: 12c4a | Find next file
2018-12-17T22:29:34.478890445Z 67 PC: 12c11 | Get or set file attributes
2018-12-17T22:29:34.490477139Z 61 PC: 12c17 | Open file (Filename = 'HELLO.COM')
2018-12-17T22:29:34.498877276Z 63 PC: 12c26 | Read file or device (Read 20 bytes on handle 5)
2018-12-17T22:29:34.506156687Z 62 PC: 12c5a | Close file
2018-12-17T22:29:34.50821947Z 61 PC: 12c63 | Open file (Filename = 'HELLO.COM')
2018-12-17T22:29:34.517286918Z 64 PC: 12a5b | Write file or device (Write 666 bytes on handle 5)
2018-12-17T22:29:34.526960254Z 87 PC: 12c8b | Get or set file date and time
2018-12-17T22:29:34.536335935Z 62 PC: 12c93 | Close file
2018-12-17T22:29:34.548025935Z 67 PC: 12ca0 | Get or set file attributes
2018-12-17T22:29:34.555311215Z 9 PC: 12cce | Display string (String= ' Program too big to fit in memory')
2018-12-17T22:29:34.559861126Z 76 PC: 12cd2 | Terminate with return code (Return code = '36')