78.84.173.243

Remote Host Port Number
72.233.89.199 80
91.198.22.71 80
78.84.173.243 9595 PASS prison

PONG leaf.15169.com
NICK {iNF-00-USA-XP-COMP-7155}
USER MEAT * 0 :COMP
JOIN ###mini
NICK {00-USA-XP-COMP-6745}

Other details

* The following ports were open in the system:

Port Protocol Process
1051 TCP usbmgr.exe (%Windir%usbmgr.exe)
1053 TCP usbmgr.exe (%Windir%usbmgr.exe)
1054 TCP usbmgr.exe (%Windir%usbmgr.exe)

Registry Modifications

* The newly created Registry Value is:
o [HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionRun]
+ Universal Serial Bus device = “usbmgr.exe”

so that usbmgr.exe runs every time Windows starts

Memory Modifications

* There was a new process created in the system:

Process Name Process Filename Main Module Size
usbmgr.exe %Windir%usbmgr.exe 368 640 bytes

* The following system service was modified:

Service Name Display Name New Status Service Filename
wscsvc Security Center “Stopped” %System%svchost.exe -k netsvcs

File System Modifications

* The following files were created in the system:

# Filename(s) File Size File Hash Alias
1 %Windir%nigzss.txt 0 bytes MD5: 0xD41D8CD98F00B204E9800998ECF8427E
SHA-1: 0xDA39A3EE5E6B4B0D3255BFEF95601890AFD80709 (not available)
2 [file and pathname of the sample #1]
%Windir%usbmgr.exe 294 979 bytes MD5: 0xE9EA80FF70217F0400FB537783226AB4
SHA-1: 0x949B14E406A44493FAB8B31DB1F889C0E8C505C6 Net-Worm.Win32.Kolab.lsq [Kaspersky Lab]
Backdoor:Win32/IRCbot.gen!K [Microsoft]
Win32/Kolab.worm.294979 [AhnLab]

Categories: Uncategorized