Sample viewer

vx.netlux.org/Virus.DOS.Chameleon.1840.a

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:50:02.077718245Z 48 PC: 12bae | Get DOS version
2018-12-17T22:50:02.08040217Z 47 PC: 12bbc | Get disk transfer address
2018-12-17T22:50:02.08179284Z 26 PC: 12bd1 | Set disk transfer address
2018-12-17T22:50:02.083035781Z 78 PC: 12c55 | Find first file
2018-12-17T22:50:02.089826549Z 67 PC: 12c95 | Get or set file attributes
2018-12-17T22:50:02.096491778Z 67 PC: 12ca6 | Get or set file attributes
2018-12-17T22:50:02.114578518Z 61 PC: 12cb1 | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:50:02.122413024Z 87 PC: 12cbe | Get or set file date and time
2018-12-17T22:50:02.12437539Z 63 PC: 12cd1 | Read file or device (Read 3 bytes on handle 5)
2018-12-17T22:50:02.131568839Z 66 PC: 12ced | Move file pointer
2018-12-17T22:50:02.134019877Z 44 PC: 12d1b | Get time 0x12d1b: xor dx, cx
0x12d1d: int3
0x12d1e: push si
0x12d1f: fisttp qword ptr [si + 0xe2]
0x12d23: int3
0x12d24: push si
0x12d25: retf 0xf6cc
0x12d29: jg 0x12cbf
0x12d2b: loop 0x12d2d
0x12d2d: int3
2018-12-17T22:50:02.140453678Z 64 PC: 13398 | Write file or device (Write 2057 bytes on handle 5)
2018-12-17T22:50:02.150828482Z 66 PC: 12fae | Move file pointer
2018-12-17T22:50:02.152848552Z 64 PC: 12fbf | Write file or device (Write 3 bytes on handle 5)
2018-12-17T22:50:02.161629253Z 87 PC: 12fd0 | Get or set file date and time
2018-12-17T22:50:02.163742735Z 62 PC: 12fd4 | Close file
2018-12-17T22:50:02.172491177Z 67 PC: 12fe2 | Get or set file attributes
2018-12-17T22:50:02.184407331Z 26 PC: 12fed | Set disk transfer address