ThreatExpert Report

Submission Summary:

Submission details:

Submission received: 25 August 2009, 17:33:22
Processing time: 7 min 31 sec
Submitted sample:

File MD5: 0x019337AB4EC0F158B5314D82E518C7EE
File SHA-1: 0x5B2D62D1B5AA82CF3FBB10255E6907C92932AC97
Filesize: 618,496 bytes

Summary of the findings:

What's been found	Severity Level
Capability to send out email message(s) with the built-in SMTP client engine.
Contains characteristics of Waledac, a worm that spreads by sending an email containing links to copies of itself.
Creates a startup registry entry.

Technical Details:

File System Modifications

The following file was created in the system:

#	Filename(s)	File Size	File Hash
1	[file and pathname of the sample #1]	618,496 bytes	MD5: 0x019337AB4EC0F158B5314D82E518C7EE SHA-1: 0x5B2D62D1B5AA82CF3FBB10255E6907C92932AC97

Memory Modifications

There was a new process created in the system:

Process Name	Process Filename	Main Module Size
[filename of the sample #1]	[file and pathname of the sample #1]	1,003,520 bytes

Registry Modifications

The newly created Registry Values are:

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion]

RList = 0B 79 24 79 01 76 52 99 C9 7A 2B 11 9E 8C 7A 4C 79 61 37 4A C9 0C C4 F5 0E 4E 59 7F 35 7F 63 1C 71 30 AD E6 EB 58 C9 8E 49 7C 89 0B 4D C6 C3 92 E0 3C 2A C2 E9 E0 0B 0E 12 EA 99 EB CF E6 27 AD 97 A0 01 B2 AF 67 FC A8 73 93 67 C1 D7 77 77 24 0A 70 DD 3

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]

PromoReg = "[file and pathname of the sample #1]"

so that [file and pathname of the sample #1] runs every time Windows starts

[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion]

MyID = A6 26 1F 70 03 5D 5A 7A 7D 76 09 45 38 12 25 3B 1F 1E 5D 6E D4

Other details

Analysis of the file resources indicate the following possible country of origin:

Russian Federation

The following port was open in the system:

Port	Protocol	Process
80	TCP	[file and pathname of the sample #1]

The following Host Names were requested from a host database:

76.105.87.226
83.82.31.95
82.181.163.89
208.127.167.221
86.10.185.49
66.171.19.226
83.92.156.200
84.126.249.85
86.21.202.132
82.37.185.9
81.172.42.242
173.173.28.218
88.185.218.152
81.104.193.118
117.254.13.245
85.201.51.195
76.226.103.223
71.115.37.157
82.57.30.1
212.225.176.158
83.80.200.222
213.89.167.202
82.226.95.153
68.63.8.251
76.244.152.94
71.192.250.75
82.47.79.160
87.18.26.1
70.50.220.184
92.115.119.33
84.28.193.83
217.76.52.137
82.192.228.229
24.226.179.89
84.126.244.6
92.113.102.3
81.102.250.168
77.250.63.24
65.188.150.5
81.184.132.226
80.236.127.187
68.147.3.127
99.63.208.132
83.85.222.72
81.111.114.130
76.105.133.30
83.250.12.0
81.241.218.187
76.213.227.132
115.252.46.79
189.5.245.151
88.187.123.19
217.216.137.4
82.228.65.1
88.164.60.95
92.232.97.36
76.123.230.184
82.235.157.240
98.24.29.160
85.230.166.185
83.253.173.198
85.137.7.46
77.97.213.216
83.181.17.107
96.28.128.255
72.191.25.34
98.14.4.41
69.105.139.58
83.245.157.102
24.144.120.65
84.121.81.27
84.122.57.92
85.87.9.43
88.165.88.26
24.122.117.30
88.107.218.74
72.39.69.4
99.226.25.54
86.12.37.185
24.212.121.250
129.100.244.211
67.189.133.70
124.122.81.214
83.81.64.186
81.233.60.90
80.192.68.228
212.95.58.195
88.170.47.57
76.169.144.184
69.86.224.79

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