the little black book of tea review

... disk, reads the file descriptor records to find the right one, figure out where the file is and read it Instead of doing all of this work, he simply gives DOS the directory and name of the file ... the data in the DTA is not altered between the call to Search First and later calls to Search Next, because the Search Next expects the data from the last search call to be there Of course, the ... allocate room for the PSP, and load the program file at offset 100H To determine the number of bytes the virus will need automatically, we simply put a label VIRUS at the start of the virus code

Ngày tải lên: 14/08/2014, 18:22

... Initial value of the code ment relative to the start of the code in the EXE file This is modified by DOS at load time. 18H 2 Relocation Tbl Offset Offset of the start of the relocation ... move the first five bytes of the original host program from the data area START_CODE where they are stored to the start of the host program at 100H, Finally, the virus must transfer control to the ... priori assumptions about the size of the file, or what is code or data All of this information is stored in the EXE file itself, in the EXE Header at the beginning of the file This Trang 7header

Ngày tải lên: 14/08/2014, 18:22

... copy of the virus If there is a problem at any stage of the infection process, the virus will simply abort, and no permanent damage will be done to the disk On the other hand, we could design the ... diskette, there are two sectors in each cluster Thus, by marking the last three clusters on the disk as bad in the two FAT tables, the virus can preserve six sectors at the end of the diskette In the ... cluster is empty, the corresponding FAT entry is 0 If it is in the middle of a file, the FAT entry is a pointer to the next cluster in the file; if it is at the end of a file, the FAT entry is

Ngày tải lên: 14/08/2014, 18:22

... NUMRELS 109 The Little Black Book of Computer Viruses Trang 9; d) The word VIRUSID must not appear in the 2 bytes just before; the initial CS:0000 of the test file If it does, the virus ; ... is the virus itself STACKSIZE EQU 100H ;size of stack for the virus NUMRELS EQU 2 ;number of relocatables in the virus, ;these go in relocatable pointer table 105 The Little Black Book ... a) The signature field in the EXE header must be ’MZ’ (These ; are the first two bytes in the file.) ; b) The Overlay Number field in the EXE header must be zero ; c) There must be room in the

Ngày tải lên: 14/08/2014, 18:22

... ;the data area at the beginning of the boot sector. MOVE_DATA: MOV SI,OFFSET DSKBASETBL ;Move the boot sector code MOV DI,OFFSET DISK_BUF + (OFFSET DSKBASETBL - OFFSET BOOT- SEC) MOV CX,OFFSET ... and ;the data area at the beginning of the boot sector. MOVE_DATA: MOV SI,OFFSET DSKBASETBL ;Move boot sec code after data MOV DI,OFFSET DISK_BUF+(OFFSET DSKBASETBL-OFFSET BOOTSEC) MOV CX,OFFSET ... - OFFSET DSKBASETBL REP MOVSB MOV SI,OFFSET BOOTSEC ;Move init jmp and sector ID MOV DI,OFFSET DISK_BUF MOV CX,11 REP MOVSB RET 127 The Little Black Book of Computer Viruses ;Display the

Ngày tải lên: 14/08/2014, 18:22

... > 1 If the disk is infected, ;then instead of reading the true data there, return a block of 0’s, since ;0 is the data stored in a freshly formatted but unused sector This will ;fake the caller ... putting the present boot sector in Sector 6 with the virus ;code in sectors 1 through 5, and then replacing the boot sector on the disk ;with the viral boot sector INFECT_360K: mov dl,al ;read the ... INF360_EXIT push ax mov di,OFFSET BOOT_DATA ; mov si,OFFSET SCRATCHBUF + (OFFSET BOOT_DATA - OFFSET BOOT_START) mov si,OFFSET SB_BOOT_DATA ;required instead of ^ for A86 mov cx,32H /

Ngày tải lên: 14/08/2014, 18:22

... moves the pointer relative to the beginning of the file, al=1 moves the pointer relative to the current location, al=2 moves the pointer relative to the end of the file. Function 43H: Get and ... Written by the creators of the Phoenix BIOS, this book details all of the various BIOS functions and how to use them It is a useful complement to the AT Technical Reference, as it discusses how the ... a complete listing of the IBM AT BIOS, which is the industry standard With this, you can learn all of the intimate details about how the BIOS works You have to buy the IBM books from IBM or an

Ngày tải lên: 14/08/2014, 18:22

... Exception to the Defined within theusual range of scope of thefunctions department Activities are Routines are Trang 196 The Little Black Book of Project Managementwhat makes it exceptional The processes ... question of authority is perhaps of greater importance than that of responsibility One without the other is Trang 3118 The Little Black Book of Project Managementuseless If you need to recruit team ... employ outside of your departmentThe size of your project team Trang 3320 The Little Black Book of Project ManagementThe time span between inception and deadline Your familiarity with the information

Ngày tải lên: 10/04/2017, 14:31

... DOS loaded Move the Z block up, and adjust the 366 The Giant Black Book of Computer Viruses memory size at 0:413H to get rid of the high memory where the virus was originally ... The Giant Black Book of Computer Viruses This will... disk read? 364 The Giant Black Book of Computer Viruses jc READ_FLOPPY ;no, go handle floppy ;This routine stealths ... itself The problem with this approach is that it’s hardware dependent The whole purpose of the. .. ;jump to ROM BIOS disk handler DWORD PTR cs:[OLD_13H] 362 The Giant Black Book of

Ngày tải lên: 14/08/2014, 18:22

... encrypt the main body of the virus This “main body” is what we normally think of as the virus: the search routine, the infection routine, any stealth routines, etc It also consists of the code ... takes the form DECRYPT1: mov si,OFFSET START mov di,OFFSET START Trang 32To encrypt the main body of the virus, one simply sets up a data area where a copy of the virus is placed Then one ... reads the host it intends to infect, and then builds the encrypted copy of itself after the host, installing the necessary patches in the host to gain control first. Self-Detection In most of the

Ngày tải lên: 14/08/2014, 18:22

... series of bytes by reading them and then writing them back, then we can raise the flag that the code is self-modifying The array modified in FINDVME is designed for the purpose of tracking ... string length ; DW OFFSET = Offset of av’s INT 21H handler ; DW OFFSET = Offset where original INT 21H vector is located ; DW OFFSET = Offset of av’s INT 13H handler ; DW OFFSET = Offset where ... good job of hiding the 490 The Giant Black Book of Computer Viruses polymorphic engine’s code, because the code analyzer sees these instructions and can’t categorize them as

Ngày tải lên: 14/08/2014, 18:22

... 21H with ah=2AH On return, cx is the year, dh is the month, and dl is the day of the month, while al is the day of the week, 0 to 6 Thus, to trigger on any Friday the 13th, a trigger might look ... MechanismsTriggers can cause the bomb to detonate under a wide variety of circumstances If you can express any set of conditions logicallyand if a piece of software can sense these conditions, then they can be ... of itself and then trigger Each copy will have a fresh counter set to zero The Lehigh virus, which was one of the first viruses to receive a lot of publicity in the late 80’s,used this kind of

Ngày tải lên: 14/08/2014, 18:22

... Trang 1Legal WarningAs of the date of this writing, the KOH virus is illegal to export in executable form from the US If you create an executable of it from the code in this book, and export it, ... contains the code for the IDEA algorithm FATMAN.ASM is the FAT manager routines These differ slightly from the FATMAN.ASM originally listed with the BBS virus because the FAT is sometimes encrypted The ... is passed the number of contiguous free sectors desired in bx, ;and it attempts to locate them on the disk If it can, it returns the FAT ;entry number in cx, and the C flag reset If there aren’t

Ngày tải lên: 14/08/2014, 18:22

... 1,000 of the blessedly profane insults, obscenities, and vulgarities that make English the richest—and raunchiest—language on earth In The Little Red Book of Very Dirty Words , you’ll find the ... in one variant or another in the UK, Ireland, South Africa, Australia, United States, and the Caribbean, but it’s also the mother tongue of more than a third of a billion mofos worldwide Fortunately, ... bishop when his grandmother called, and continued jerking off after the call.John was jerking off when his grandmother called, and continued jerking off after the call the literal meaning is

Ngày tải lên: 16/06/2016, 10:59

... Trang 7This Little Black Book is about connections andconnecting , so that your little black book will become a success tool, not just a numbers database. The Little Black Book of Connections ... do for them Guess which one is the most powerful,and guess which one is the least powerful RULE ONE OF "THE MORE THE MORE": The more you do for them, themore they will do for you The more ... you can use the minute you read them When I wanted to connect with a book publisher, I went to the bookstore, looked inside the best-selling books, and read the acknowledgments of the author It

Ngày tải lên: 20/01/2020, 08:12

... is the author of The New York Times best sellers The Sales Bible, The Little Red Book of Selling, The Little Black Book of Connections, and The Little Gold Book of YES! Attitude All of his books ... 2007) THE LITTLE GREEN BOOK OF GETTING YOUR WAY (FT Press, 2007) THE LITTLE GOLD BOOK OF YES! ATTITUDE (FT Press, 2007) THE LITTLE RED BOOK OF SALES ANSWERS 127 (FT Press, 2006) THE LITTLE RED BOOK ... Customer Loyalty is Priceless, The Patterson Principles of Selling, The Little Red Book of Sales Answers, The Little Green Book of Getting Your Way, The Little Platinum Book of Cha-Ching, Customer Loyalty

Ngày tải lên: 03/03/2020, 10:10

... bugging otherswith their problems too frequently But just as there is a yin to every yang, there is also a dark side of thefreeloader Many of the freeloaders I have had the not-so-pleasure of meetingand ... rather self-indulgent— as if they are the only oneworking their tail off to bring their magic to commerce They preach theirwisdom, practice holistic living, and overcompensate to prove that they ... 8any other platform And the best part about the Internet is, it makes itpossible for the businesses that have little start-up capital to not only exist,but to profit If you can get a hang of the

Ngày tải lên: 14/09/2020, 15:46

... onevariant or another in the UK, Ireland, South Africa, Australia, United States, andthe Caribbean, but it’s also the mother tongue of more than a third of a billion mofos worldwide Fortunately, English has borrowed from many languages over the years, making it the world’s ... song lyrics of Flight of the Conchords; British, New Zealand I sometimes say to people that I am in fact the mother flippin’ Rhymenocerous, but they don’t get my reference to Flight of the term ... 39film Butt Pirates of the Caribbean. Trang 41any piece of furniture on which a man of power seduces a woman with promises of advancement; American The photographer brought the model back to his

Ngày tải lên: 21/12/2021, 11:22

... By the time they get their clearance, it’s too late and the offshore funds have already profited and moved on Yet another major benefit: offshore funds offer foreign currency diversification They ... appreciated almost 20% against the dollar at the same time But this was not news to members of The Sovereign Society As a matter of fact, the President of Everbank, the bank that offered this CD, had ... may contact the author at the above address or via e-mail Trang 3There is a Wall of Silence separating you from some of the best performing investments in the world today Some of these investments

Ngày tải lên: 17/01/2014, 03:20

... Luwuh treats of the nature of the tea-plant, in the second of theimplements for gathering the leaves, in the third of the selection of theleaves According to him the best quality of the leaves ... attempted to duce the spirit of Zennism into the actualities of life Thus the room, likethe other equipments of the tea-ceremony, reflects many of the Zen doc-trines The size of the orthodox tea-room, ... vulgarity of theordinary methods of tea-drinking, a historical summary of illustrioustea-drinkers, the famous tea plantations of China, the possible variationsof the tea-service and illustrations of the

Ngày tải lên: 15/03/2014, 12:20