Cluster N

172 samples (Win2K-f (57%)
WinXP (43%))


Ports
Attack port
445 (100%)
Files
DropsProcesses
hotfixs.exe (100%)
cmd.exe (34%)
csrss.exe (34%)
explorer.exe (34%)
lsass.exe (34%)
services.exe (34%)

full list

hotfixs.exe (92%)
cmd.exe (61%)
csrss.exe (61%)
explorer.exe (61%)
lsass.exe (61%)
services.exe (61%)

full list

Snort
Snort IDsSnort Egg IDsSnort Outbound IDs
1:1390:5 (78%)
1:2001944:3 (78%)
1:99998:2 (78%)
1:3003:4 (76%)
1:5001684:99 (100%)
1:2001683:3 (99%)
1:3000006:99 (98%)
555:5555005:1 (100%)
1:2001569:11 (96%)
Registry
Registry keysRegistry values
...currentversion/runservices (100%)
...currentversion/runonce (58%)
...currentversion/runonce (58%)
...currentversion/run (42%)

full list

hotfixs (99%)
Servers
DNS LookupsFailed connectionsC & C IPs
CN:scorti1.dns2go.com (76%)CN:211.96.97.44:7000 (46%)211.96.97.44:7000 (40%)
222.177.11.165:7000 (31%)
209.250.232.240:7000 (12%)
218.93.14.236:7000 (10%)
Chatter
FTP chatterHTTP chatterIRC chatter
exec=hotfixs.exe (100%)
pass=a (100%)
user=a (100%)
-url=http://embers.lycos.c... (100%)

full list

Static Analysis
Antivirus labelsPacked MD5Unpacked MD5
webwasher (100%)
rbot (95%)
sdbot (89%)
forbot (87%)
ircbot (87%)
sheur (87%)

full list

af98fe... (37%)
932824... (10%)
fd0bf4... (7%)
890fb4... (5%)
f515fc... (5%)

diversity: 25.5%

full list

480d07... (37%)
95951d... (10%)
b9c7f0... (5%)
dc7696... (5%)

diversity: 16.0%

full list