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继续上一次分析感染的dll

00871B9A  |.  6A 1C         push    1C                               ; /BufSize = 1C (28.)
00871B9C  |.  8D45 E4       lea     eax, dword ptr [ebp-1C]          ; |
00871B9F  |.  50            push    eax                              ; |Buffer
00871BA0  |.  FF75 E0       push    dword ptr [ebp-20]               ; |Address
00871BA3  |.  FF15 2C918700 call    dword ptr [<&KERNEL32.VirtualQue>; \VirtualQuery
00871BA9  |.  8B45 E8       mov     eax, dword ptr [ebp-18]          ;  VirTualQuery获取内存信息
00871BAC  |.  A3 38DC8700   mov     dword ptr [87DC38], eax
00871BB1  |.  6A 00         push    0                                ; /pModule = NULL
00871BB3  |.  FF15 04918700 call    dword ptr [<&KERNEL32.GetModuleH>; \GetModuleHandleA
00871BB9  |.  3B05 38DC8700 cmp     eax, dword ptr [87DC38]          ;   GetModuleHandle获取当前模块基址
00871BBF  |.  75 16         jnz     short 00871BD7                   ;  两者比较，相等执行loder部分功能,不相等则开始。。。 

008758E2  |.  6A 00         push    0                                ; /pThreadId = NULL
008758E4  |.  6A 00         push    0                                ; |CreationFlags = 0
008758E6  |.  6A 00         push    0                                ; |pThreadParm = NULL
008758E8  |.  68 9D538700   push    0087539D                         ; |ThreadFunction = appmgmts.0087539D
008758ED  |.  6A 00         push    0                                ; |StackSize = 0
008758EF  |.  6A 00         push    0                                ; |pSecurity = NULL
008758F1  |.  FF15 80918700 call    dword ptr [<&KERNEL32.CreateThre>; \CreateThread
008758F7  |>  33C0          xor     eax, eax                         ;  启动线程A

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样本下载：http://vip.begin09.com/thread-5745-1-1.html

只分析了exe运行的情况，关闭windows文件保护，更改自身属性为DLL，写入C:\WINDOWS\system32\appmgmts.dll并以服务方式启动，dll下次在分析，今天没时间了~

00401B9A  |.  6A 1C         push    1C                               ; /BufSize = 1C (28.)
00401B9C  |.  8D45 E4       lea     eax, dword ptr [ebp-1C]          ; |
00401B9F  |.  50            push    eax                              ; |Buffer
00401BA0  |.  FF75 E0       push    dword ptr [ebp-20]               ; |Address
00401BA3  |.  FF15 2C914000 call    dword ptr [<&KERNEL32.VirtualQue>; \VirtualQuery
00401BA9  |.  8B45 E8       mov     eax, dword ptr [ebp-18]          ;  VirTualQuery获取内存信息
00401BAC  |.  A3 38DC4000   mov     dword ptr [40DC38], eax
00401BB1  |.  6A 00         push    0                                ; /pModule = NULL
00401BB3  |.  FF15 04914000 call    dword ptr [<&KERNEL32.GetModuleH>; \GetModuleHandleA
00401BB9  |.  3B05 38DC4000 cmp     eax, dword ptr [40DC38]          ;  GetModuleHandle获取当前模块基址
00401BBF  |.  75 16         jnz     short 00401BD7                   ;  两者比较，不要相等则退出线程

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