Sample viewer

vx.netlux.org/Virus.DOS.Sylvia.1321

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T23:10:25.768085126Z 53 PC: 12c7e | Get interrupt vector (Interrupt = '36' AKA 'Set random record number')
2018-12-17T23:10:25.77018801Z 37 PC: 12c90 | Set interrupt vector (Interrupt = '36' AKA 'Set random record number')
2018-12-17T23:10:25.771818698Z 74 PC: 12c97 | Reallocate memory
2018-12-17T23:10:25.774035956Z 72 PC: 12ca7 | Allocate memory
2018-12-17T23:10:25.77579118Z 25 PC: 12cc7 | Get default drive
2018-12-17T23:10:25.777472437Z 14 PC: 12cd0 | Set default drive (Drive = 'C')
2018-12-17T23:10:25.779331031Z 26 PC: 12cd7 | Set disk transfer address
2018-12-17T23:10:25.781182901Z 78 PC: 12cf5 | Find first file
2018-12-17T23:10:25.788135722Z 61 PC: 12d5d | Open file (Filename = 'COMMAND.COM')
2018-12-17T23:10:25.795955727Z 66 PC: 12d74 | Move file pointer
2018-12-17T23:10:25.79819848Z 63 PC: 12d87 | Read file or device (Read 2 bytes on handle 5)
2018-12-17T23:10:25.806359515Z 62 PC: 12dd3 | Close file
2018-12-17T23:10:25.810540488Z 79 PC: 12ef3 | Find next file
2018-12-17T23:10:25.815628699Z 14 PC: 12f0e | Set default drive (Drive = 'A')
2018-12-17T23:10:25.821617604Z 78 PC: 12cf5 | Find first file
2018-12-17T23:10:25.828374341Z 61 PC: 12d5d | Open file (Filename = 'SLEEP.COM')
2018-12-17T23:10:25.83559838Z 66 PC: 12d74 | Move file pointer
2018-12-17T23:10:25.84169712Z 63 PC: 12d87 | Read file or device (Read 2 bytes on handle 5)
2018-12-17T23:10:25.848816927Z 67 PC: 12def | Get or set file attributes
2018-12-17T23:10:25.864273409Z 67 PC: 12df8 | Get or set file attributes
2018-12-17T23:10:25.868590199Z 60 PC: 12e03 | Create or truncate file
2018-12-17T23:10:25.876112441Z 64 PC: 12e1a | Write file or device (Write 1290 bytes on handle 6)
2018-12-17T23:10:25.881540234Z 66 PC: 12e48 | Move file pointer
2018-12-17T23:10:25.882806021Z 63 PC: 12e63 | Read file or device (Read 407 bytes on handle 5)
2018-12-17T23:10:25.886260683Z 64 PC: 12e7a | Write file or device (Write 407 bytes on handle 6)
2018-12-17T23:10:25.895633744Z 64 PC: 12e90 | Write file or device (Write 31 bytes on handle 6)
2018-12-17T23:10:25.898723386Z 87 PC: 12eb2 | Get or set file date and time
2018-12-17T23:10:25.90306617Z 62 PC: 12eba | Close file
2018-12-17T23:10:25.90534749Z 62 PC: 12ec2 | Close file
2018-12-17T23:10:25.91435054Z 65 PC: 12ec9 | Delete file (Filename = 'SLEEP.COM')
2018-12-17T23:10:25.930090237Z 86 PC: 12eda | Rename file
2018-12-17T23:10:25.937701871Z 67 PC: 12eef | Get or set file attributes
2018-12-17T23:10:25.9449271Z 79 PC: 12ef3 | Find next file
2018-12-17T23:10:25.94778057Z 61 PC: 12d5d | Open file (Filename = 'PRINT.COM')
2018-12-17T23:10:25.952524412Z 66 PC: 12d74 | Move file pointer
2018-12-17T23:10:25.954058585Z 63 PC: 12d87 | Read file or device (Read 2 bytes on handle 5)
2018-12-17T23:10:25.961798998Z 67 PC: 12def | Get or set file attributes
2018-12-17T23:10:25.97571597Z 67 PC: 12df8 | Get or set file attributes
2018-12-17T23:10:25.987735754Z 60 PC: 12e03 | Create or truncate file
2018-12-17T23:10:26.000349678Z 64 PC: 12e1a | Write file or device (Write 1290 bytes on handle 6)
2018-12-17T23:10:26.009664681Z 66 PC: 12e48 | Move file pointer
2018-12-17T23:10:26.011140717Z 63 PC: 12e63 | Read file or device (Read 27 bytes on handle 5)
2018-12-17T23:10:26.018097756Z 64 PC: 12e7a | Write file or device (Write 27 bytes on handle 6)
2018-12-17T23:10:26.020971939Z 64 PC: 12e90 | Write file or device (Write 31 bytes on handle 6)
2018-12-17T23:10:26.024039307Z 87 PC: 12eb2 | Get or set file date and time
2018-12-17T23:10:26.026304577Z 62 PC: 12eba | Close file
2018-12-17T23:10:26.02836697Z 62 PC: 12ec2 | Close file
2018-12-17T23:10:26.033805073Z 65 PC: 12ec9 | Delete file (Filename = 'PRINT.COM')
2018-12-17T23:10:26.041936719Z 86 PC: 12eda | Rename file
2018-12-17T23:10:26.04985183Z 67 PC: 12eef | Get or set file attributes
2018-12-17T23:10:26.058383742Z 79 PC: 12ef3 | Find next file
2018-12-17T23:10:26.06034874Z 61 PC: 12d5d | Open file (Filename = 'HELLO.COM')
2018-12-17T23:10:26.066640385Z 66 PC: 12d74 | Move file pointer
2018-12-17T23:10:26.068137717Z 63 PC: 12d87 | Read file or device (Read 2 bytes on handle 5)
2018-12-17T23:10:26.076085575Z 67 PC: 12def | Get or set file attributes
2018-12-17T23:10:26.087696595Z 67 PC: 12df8 | Get or set file attributes
2018-12-17T23:10:26.097635718Z 60 PC: 12e03 | Create or truncate file
2018-12-17T23:10:26.109579269Z 64 PC: 12e1a | Write file or device (Write 1290 bytes on handle 6)
2018-12-17T23:10:26.119994507Z 66 PC: 12e48 | Move file pointer
2018-12-17T23:10:26.121987892Z 63 PC: 12e63 | Read file or device (Read 92 bytes on handle 5)
2018-12-17T23:10:26.125200034Z 64 PC: 12e7a | Write file or device (Write 92 bytes on handle 6)
2018-12-17T23:10:26.128973716Z 64 PC: 12e90 | Write file or device (Write 31 bytes on handle 6)
2018-12-17T23:10:26.131985095Z 87 PC: 12eb2 | Get or set file date and time
2018-12-17T23:10:26.133951647Z 62 PC: 12eba | Close file
2018-12-17T23:10:26.136415286Z 62 PC: 12ec2 | Close file
2018-12-17T23:10:26.145119095Z 65 PC: 12ec9 | Delete file (Filename = 'HELLO.COM')
2018-12-17T23:10:26.157324774Z 86 PC: 12eda | Rename file
2018-12-17T23:10:26.170083875Z 67 PC: 12eef | Get or set file attributes
2018-12-17T23:10:26.184052094Z 79 PC: 12ef3 | Find next file
2018-12-17T23:10:26.187024981Z 61 PC: 12d5d | Open file (Filename = 'PHANG.COM')
2018-12-17T23:10:26.194444659Z 66 PC: 12d74 | Move file pointer
2018-12-17T23:10:26.196308899Z 63 PC: 12d87 | Read file or device (Read 2 bytes on handle 5)
2018-12-17T23:10:26.203310016Z 62 PC: 12db0 | Close file
2018-12-17T23:10:26.205207247Z 73 PC: 12f1a | Release memory
2018-12-17T23:10:26.207288841Z 74 PC: 12f25 | Reallocate memory
2018-12-17T23:10:26.209454463Z 74 PC: 12f2b | Reallocate memory
2018-12-17T23:10:26.211312858Z 37 PC: 12f3c | Set interrupt vector (Interrupt = '36' AKA 'Set random record number')
2018-12-17T23:10:26.213754734Z 76 PC: 12a49 | Terminate with return code (Return code = '0')