Sample viewer

vx.netlux.org/Virus.DOS.VCC.436.b

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:14:56.593801596Z 26 PC: 12a64 | Set disk transfer address
2018-12-17T22:14:56.595472184Z 78 PC: 12a78 | Find first file
2018-12-17T22:14:56.601250251Z 61 PC: 12b88 | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:14:56.608117988Z 63 PC: 12b97 | Read file or device (Read 4 bytes on handle 5)
2018-12-17T22:14:56.614471217Z 66 PC: 12ba6 | Move file pointer
2018-12-17T22:14:56.615751512Z 66 PC: 12bb5 | Move file pointer
2018-12-17T22:14:56.616957433Z 64 PC: 12bc1 | Write file or device (Write 4 bytes on handle 5)
2018-12-17T22:14:56.61965609Z 66 PC: 12bcd | Move file pointer
2018-12-17T22:14:56.621023227Z 44 PC: 12bd1 | Get time 0x12bd1: mov byte ptr [bp + 0x1b4], dl
0x12bd5: call 0x12beb
0x12bd8: mov ah, 0x40
0x12bda: mov cx, 0x1b4
0x12bdd: lea dx, word ptr [bp + 6]
0x12be1: int 0x21
0x12be3: call 0x12beb
0x12be6: mov ah, 0x3e
0x12be8: int 0x21
0x12bea: ret
0x12beb: lea si, word ptr [bp + 0x11]
0x12bef: mov cx, 0x184
0x12bf2: xor byte ptr [si], 0
0x12bf5: inc si
0x12bf6: dec cx
0x12bf7: jne 0x12bf2
0x12bf9: ret
0x12bfa: add word ptr [bx], di
0x12bfc: aas
0x12bfd: aas
2018-12-17T22:14:56.623147386Z 64 PC: 12be3 | Write file or device (Write 436 bytes on handle 5)
2018-12-17T22:14:56.781885652Z 62 PC: 12bea | Close file
2018-12-17T22:14:56.789796747Z 79 PC: 12a78 | Find next file
2018-12-17T22:14:56.792377988Z 61 PC: 12b88 | Open file (Filename = 'PRINT.COM')
2018-12-17T22:14:56.79855134Z 63 PC: 12b97 | Read file or device (Read 4 bytes on handle 5)
2018-12-17T22:14:56.805823069Z 66 PC: 12ba6 | Move file pointer
2018-12-17T22:14:56.807384254Z 66 PC: 12bb5 | Move file pointer
2018-12-17T22:14:56.809335874Z 64 PC: 12bc1 | Write file or device (Write 4 bytes on handle 5)
2018-12-17T22:14:56.814030664Z 66 PC: 12bcd | Move file pointer
2018-12-17T22:14:56.815706696Z 44 PC: 12bd1 | Get time 0x12bd1: mov byte ptr [bp + 0x1b4], dl
0x12bd5: call 0x12beb
0x12bd8: mov ah, 0x40
0x12bda: mov cx, 0x1b4
0x12bdd: lea dx, word ptr [bp + 6]
0x12be1: int 0x21
0x12be3: call 0x12beb
0x12be6: mov ah, 0x3e
0x12be8: int 0x21
0x12bea: ret
0x12beb: lea si, word ptr [bp + 0x11]
0x12bef: mov cx, 0x184
0x12bf2: xor byte ptr [si], 0x39
0x12bf5: inc si
0x12bf6: dec cx
0x12bf7: jne 0x12bf2
0x12bf9: ret
0x12bfa: add word ptr [bx], di
0x12bfc: aas
0x12bfd: aas
2018-12-17T22:14:56.818236976Z 64 PC: 12be3 | Write file or device (Write 436 bytes on handle 5)
2018-12-17T22:14:56.822025783Z 62 PC: 12bea | Close file
2018-12-17T22:14:56.830690982Z 79 PC: 12a78 | Find next file
2018-12-17T22:14:56.833150374Z 61 PC: 12b88 | Open file (Filename = 'HELLO.COM')
2018-12-17T22:14:56.840018693Z 63 PC: 12b97 | Read file or device (Read 4 bytes on handle 5)
2018-12-17T22:14:56.844688174Z 66 PC: 12ba6 | Move file pointer
2018-12-17T22:14:56.846032226Z 66 PC: 12bb5 | Move file pointer
2018-12-17T22:14:56.848123208Z 64 PC: 12bc1 | Write file or device (Write 4 bytes on handle 5)
2018-12-17T22:14:56.850926603Z 66 PC: 12bcd | Move file pointer
2018-12-17T22:14:56.852465016Z 44 PC: 12bd1 | Get time 0x12bd1: mov byte ptr [bp + 0x1b4], dl
0x12bd5: call 0x12beb
0x12bd8: mov ah, 0x40
0x12bda: mov cx, 0x1b4
0x12bdd: lea dx, word ptr [bp + 6]
0x12be1: int 0x21
0x12be3: call 0x12beb
0x12be6: mov ah, 0x3e
0x12be8: int 0x21
0x12bea: ret
0x12beb: lea si, word ptr [bp + 0x11]
0x12bef: mov cx, 0x184
0x12bf2: xor byte ptr [si], 0x39
0x12bf5: inc si
0x12bf6: dec cx
0x12bf7: jne 0x12bf2
0x12bf9: ret
0x12bfa: add word ptr [bx], di
0x12bfc: aas
0x12bfd: aas
2018-12-17T22:14:56.855278807Z 64 PC: 12be3 | Write file or device (Write 436 bytes on handle 5)
2018-12-17T22:14:56.863420402Z 62 PC: 12bea | Close file
2018-12-17T22:14:56.871290688Z 79 PC: 12a78 | Find next file
2018-12-17T22:14:56.874409091Z 61 PC: 12b88 | Open file (Filename = 'PHANG.COM')
2018-12-17T22:14:56.878646475Z 63 PC: 12b97 | Read file or device (Read 4 bytes on handle 5)
2018-12-17T22:14:56.882763054Z 66 PC: 12ba6 | Move file pointer
2018-12-17T22:14:56.884527927Z 66 PC: 12bb5 | Move file pointer
2018-12-17T22:14:56.885944443Z 64 PC: 12bc1 | Write file or device (Write 4 bytes on handle 5)
2018-12-17T22:14:56.888421683Z 66 PC: 12bcd | Move file pointer
2018-12-17T22:14:56.890154474Z 44 PC: 12bd1 | Get time 0x12bd1: mov byte ptr [bp + 0x1b4], dl
0x12bd5: call 0x12beb
0x12bd8: mov ah, 0x40
0x12bda: mov cx, 0x1b4
0x12bdd: lea dx, word ptr [bp + 6]
0x12be1: int 0x21
0x12be3: call 0x12beb
0x12be6: mov ah, 0x3e
0x12be8: int 0x21
0x12bea: ret
0x12beb: lea si, word ptr [bp + 0x11]
0x12bef: mov cx, 0x184
0x12bf2: xor byte ptr [si], 0x3f
0x12bf5: inc si
0x12bf6: dec cx
0x12bf7: jne 0x12bf2
0x12bf9: ret
0x12bfa: add word ptr [bx], di
0x12bfc: aas
0x12bfd: aas
2018-12-17T22:14:56.891926366Z 64 PC: 12be3 | Write file or device (Write 436 bytes on handle 5)
2018-12-17T22:14:56.894420054Z 62 PC: 12bea | Close file
2018-12-17T22:14:56.900103912Z 79 PC: 12a78 | Find next file
2018-12-17T22:14:56.90198205Z 61 PC: 12b88 | Open file (Filename = 'PRINTA~1.COM')
2018-12-17T22:14:56.906129706Z 63 PC: 12b97 | Read file or device (Read 4 bytes on handle 5)
2018-12-17T22:14:56.910833117Z 66 PC: 12ba6 | Move file pointer
2018-12-17T22:14:56.912203994Z 66 PC: 12bb5 | Move file pointer
2018-12-17T22:14:56.913530921Z 64 PC: 12bc1 | Write file or device (Write 4 bytes on handle 5)
2018-12-17T22:14:56.916088463Z 66 PC: 12bcd | Move file pointer
2018-12-17T22:14:56.917392695Z 44 PC: 12bd1 | Get time 0x12bd1: mov byte ptr [bp + 0x1b4], dl
0x12bd5: call 0x12beb
0x12bd8: mov ah, 0x40
0x12bda: mov cx, 0x1b4
0x12bdd: lea dx, word ptr [bp + 6]
0x12be1: int 0x21
0x12be3: call 0x12beb
0x12be6: mov ah, 0x3e
0x12be8: int 0x21
0x12bea: ret
0x12beb: lea si, word ptr [bp + 0x11]
0x12bef: mov cx, 0x184
0x12bf2: xor byte ptr [si], 0x3f
0x12bf5: inc si
0x12bf6: dec cx
0x12bf7: jne 0x12bf2
0x12bf9: ret
0x12bfa: add word ptr [bx], di
0x12bfc: aas
0x12bfd: aas
2018-12-17T22:14:56.919120539Z 64 PC: 12be3 | Write file or device (Write 436 bytes on handle 5)
2018-12-17T22:14:56.921645743Z 62 PC: 12bea | Close file
2018-12-17T22:14:56.9288485Z 26 PC: 12a88 | Set disk transfer address
2018-12-17T22:14:56.930331978Z 9 PC: 12aa6 | Display string (String= ' Nor dread nor hope attend A dying animal; A man awaits his end Dreading and hoping all. Death by W.B. Yeats ')