| Ãë¾àÁ¡ID |
24056 |
| À§Çèµµ |
40 |
| Æ÷Æ® |
15382 |
| ÇÁ·ÎÅäÄÝ |
TCP |
| ºÐ·ù |
BackDoor |
| »ó¼¼¼³¸í |
ÇØ´ç ½Ã½ºÅÛ¿¡¼ SubZero ¹éµµ¾î°¡ ¹ß°ßµÈ´Ù.
SubZero´Â 2000³â 12¿ù¿¡ µ¨ÆÄÀÌ(Delphi)·Î ÀÛ¼ºµÈ Æ®·ÎÀÌ ¸ñ¸¶ ÇÁ·Î±×·¥ÀÌ´Ù. ÀÌ ¹éµµ¾î ÇÁ·Î±×·¥Àº ¿ø°Ý Á¦¾î°¡ °¡´ÉÇÑ Å¬¶óÀÌ¾ðÆ® ÇÁ·Î±×·¥ÀÎSubZero.exe, ´ë»ó ½Ã½ºÅÛ¿¡ ¼³Ä¡µÇ´Â ¼¹öÇÁ·Î±×·¥ÀÎ server.exe ·Î ±¸¼ºµÇ¾î ÀÖ´Ù. ±âº»ÀûÀ¸·Î 15382 TCP Æ÷Æ®¸¦ »ç¿ëÇÏÁö¸¸ Ŭ¶óÀÌ¾ðÆ® ÇÁ·Î±×·¥ÀÇ ¼¹ö ¼¼ÆÃ ¸Þ´º¸¦ ÅëÇØ¼ ÀÓÀÇ·Î º¯°æÀÌ °¡´ÉÇÏ´Ù. ¹éµµ¾î ÇÁ·Î±×·¥ÀÌ µ¿ÀÛÇϱâ À§Çؼ´Â ICQMAPI.dll ÆÄÀÏÀÌ ÇÊ¿äÇÏ´Ù. ÇöÀç ÀÌ ¹éµµ¾î ÇÁ·Î±×·¥Àº °³¹ßÀÌ ÁߴܵǾúÀ¸¸ç ¼Ò½ºÄڵ嵵 °ø°³µÇ¾î ÀÖÁö ¾Ê´Ù. ¹éµµ¾î°¡ µ¿ÀÛÇÏ°Ô µÇ¸é ¹éµµ¾î ÇÁ·Î±×·¥Àº À©µµ¿ìÁî µð·ºÅ丮¿¡ ÀÚ½ÅÀ» º¹»çÇØ ³Ö±â´Â ÇÏÁö¸¸ ·¹Áö½ºÆ®¸® µî·ÏÀº ÇÏÁö ¾Ê´Â´Ù. ¸¸¾à, µî·ÏÀÌ µÈ´Ù¸é 'HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' À§Ä¡¿¡¼ C\WINDOWS\SYSTEM\taskmann.dll.exe °ªÀ» °¡Áø "taskmann.dll" ·¹Áö½ºÆ®¸® ۸¦ ¹ß°ßÇÒ ¼ö ÀÖ´Ù.
¿ø°ÝÁö °ø°ÝÀÚµéÀº ÀÌ SubZero ¹éµµ¾î¸¦ ÀÌ¿ëÇÏ¿© ¿ø°ÝÀ¸·Î ´ë»ó½Ã½ºÅÛ¿¡¼ ´ÙÀ½°ú °°Àº µ¿ÀÛÀ» ¼öÇàÇÒ ¼ö ÀÖ´Ù.
- Ű ·Î°Å(key logger) - ICQ/AIM/IE/MSN/YAHOO °¨½Ã(spy) - ¼¹ö¿Í äÆÃ - ÇØ»óµµ, º¼·ý(volume), ½ÃÀÛ ¹öư, À©µµ¿ìÁî »ö»ó º¯°æ - Ŭ·°(clock), ½ÃÀÛ¹öư, ½Ã½ºÅÛ Æ®·¹ÀÌ(systray), ÀÛ¾÷ Ç¥½ÃÁÙ º¸ÀÓ/°¨Ãã/±ÝÁö/Á¦°Å - ÆÄÀÏ °ü¸®( ÆÄÀÏ °Ë»ö/´Ù¿î·Îµå/½ÇÇà, FTP, ...) - AIM(AOL ÀνºÅÏÆ® ¸Þ½ÅÀú), RAS(Remote Access Server), ij½¬µÈ(cached) ÆÐ½º¿öµå ȹµæ - Æ÷Æ® ¸®´ÙÀÌ·ºÆ®(Redirect) - ¸Þ½ÃÁö Àü´Þ - URL Àü´Þ - ÇÁ·Î¼¼½º º¸±â/Á¾·á - À©µµ¿ìÁî Á¾·á/ÀçºÎÆÃ/·Î±× ¿ÀÇÁ/ÆÄ¿ö ¿ÀÇÁ.. - ½Ã½ºÅÛ Á¤º¸(»ç¿ëÀÚ, ¿î¿µÃ¼Á¦, µå¶óÀ̺ê, µð·ºÅ丮 Á¤º¸) ȹµæ
* ¿µÇâÀ» ¹ÌÄ¡´Â Ç÷§Æû : Microsoft Windows Any version
* Âü°í »çÀÌÆ®: http://www.dark-e.com/archive/trojans/subzero/alpha/index.shtml http://www.megasecurity.org/trojans/s/subzero/Subzero_alpha.html http://www.glocksoft.com/trojan_list/SubZero.htm |
| ÇØ°áÃ¥ |
½Ã½ºÅÛ¿¡¼ ¹éµµ¾î¸¦ Á¦°ÅÇØ¾ß ÇÑ´Ù.
1. 'regedit' À̳ª ±âŸ ·¹Áö½ºÆ®¸® ÆíÁý ÇÁ·Î±×·¥À» ÅëÇØ¼ HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run À§Ä¡ÀÇ ·¹Áö½ºÆ®¸®¿¡¼ "taskmann.dll" ۸¦ Á¦°ÅÇÑ´Ù. 2. ÄÄÇ»Å͸¦ ÀçºÎÆÃÇϰųª taskmann.dll.exe ¸¦ Á¾·áÇÑ´Ù. 3. À©µµ¿ìÁî µð·ºÅ丮¿¡¼ Æ®·ÎÀÌ ¸ñ¸¶ ÇÁ·Î±×·¥ taskmann.dll.exe ¸¦ Á¦°ÅÇÑ´Ù.
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(CVE) |
| °ü·Ã URL |
(SecurityFocus) |
| °ü·Ã URL |
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