Sample viewer

vx.netlux.org/Virus.DOS.VirDem.792

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T23:02:26.106505305Z 25 PC: 12a7d | Get default drive
2018-12-17T23:02:26.108103107Z 71 PC: 12a91 | Get current directory
2018-12-17T23:02:26.111349437Z 78 PC: 12afa | Find first file
2018-12-17T23:02:26.117061326Z 61 PC: 12b0e | Open file (Filename = 'SLEEP.COM')
2018-12-17T23:02:26.128896507Z 63 PC: 12b1c | Read file or device (Read 736 bytes on handle 5)
2018-12-17T23:02:26.135604523Z 62 PC: 12b20 | Close file
2018-12-17T23:02:26.137562359Z 67 PC: 12b34 | Get or set file attributes
2018-12-17T23:02:26.143614391Z 67 PC: 12b3e | Get or set file attributes
2018-12-17T23:02:26.158875398Z 61 PC: 12b47 | Open file (Filename = 'SLEEP.COM')
2018-12-17T23:02:26.165196583Z 87 PC: 12b4f | Get or set file date and time
2018-12-17T23:02:26.166555619Z 66 PC: 12b5d | Move file pointer
2018-12-17T23:02:26.168492347Z 66 PC: 12c90 | Move file pointer
2018-12-17T23:02:26.17239178Z 64 PC: 12b79 | Write file or device (Write 736 bytes on handle 5)
2018-12-17T23:02:26.182285707Z 64 PC: 12ba2 | Write file or device (Write 56 bytes on handle 5)
2018-12-17T23:02:26.187983133Z 66 PC: 12bea | Move file pointer
2018-12-17T23:02:26.189713473Z 64 PC: 12bf6 | Write file or device (Write 736 bytes on handle 5)
2018-12-17T23:02:26.198207606Z 87 PC: 12bfe | Get or set file date and time
2018-12-17T23:02:26.204588748Z 62 PC: 12c02 | Close file
2018-12-17T23:02:26.212339986Z 14 PC: 12c7a | Set default drive (Drive = 'A')
2018-12-17T23:02:26.213620505Z 59 PC: 12c82 | Change current directory
2018-12-17T23:02:26.222281257Z 42 PC: 12c28 | Get date 0x12c28: cmp cx, 0x7c4
0x12c2c: jle 0x12c68
0x12c2e: cmp dh, 2
0x12c31: jle 0x12c68
0x12c33: nop
0x12c34: mov al, 2
0x12c36: mov bx, 0x381
0x12c39: mov cx, 5
0x12c3c: mov dx, 0
0x12c3f: int 0x26
0x12c41: mov al, 0
0x12c43: mov bx, 0x381
0x12c46: mov cx, 5
0x12c49: mov dx, 0
0x12c4c: int 0x26
0x12c4e: mov al, 3
0x12c50: mov bx, 0x381
0x12c53: mov cx, 5
0x12c56: mov dx, 0
0x12c59: int 0x26