Cisco Security has detected significant activity related to spam e-mail messages that claim to contain a wire transfer notification for the recipient. The text in the e-mail message attempts to convince the recipient to open the attachment and view the final confirmation notice. However, the .zip
attachment contains a malicious .scr
file that, when executed, attempts to infect the system with malicious code.
E-mail messages that are related to this threat
(RuleID5193 and RuleID5193KVR) may contain the following files:
out going wire. pdf.zip
Sales Contract Order.zip
The npxo.scr file in the out going wire. pdf.zip attachment has a file size of 509,199 bytes. The MD5 checksum, which is a unique identifier of the executable, is the following string: 0x2A41A06A00F4CF58485AF938F01B128D
The DEDE.scr file in the Sales Contract Order.zip attachment has a file size of 221,696 bytes. The MD5 checksum is the following string: 0x79274D0CFAC51906FAF8334952AF2734
The sexy.scr file in the sexy.zip attachment has a file size of 118,784 bytes. The MD5 checksum is the following string: 0x912C8DB551CD94FAEC6BA8A3A5142473
The Order.scr file in the Quatation.zip attachment has a file size of 342,343 bytes. The MD5 checksum is the following string: 0x7350183F754D0D4618EACADAD883C5B1
The word.scr file in the P.O Samples.zip attachment has a file size of 471,552 bytes. The MD5 checksum is the following string: 0x224922B9F8505D55BA96218244EADA82
The Slip.scr file in the Slip.zip attachment has a file size of 450,993 bytes. The MD5 checksum is the following string: 0x8A1A034672010C3BF4ACCF5E5DD92039
The babe.scr file in the babe.zip attachment has a file size of 122,368 bytes. The MD5 checksum is the following string: 0xEF55BED03F2048AC8AA4920605E4377C
The following text is a sample of the e-mail message that is associated with this threat outbreak:
Subject: Re: Out going wire transfer (High Priority)
We have just received instruction to process a wire transfer of $6,780 from your account. Please download/view the attachment for final confirmation and respond as quickly as possible.
Bank Wire Transfer Department.
Subject: New Order
Dear Sir,We are currently running out of stock and would need urgent attentionEnclosed please find a new Order. Please send the delivery as quickly
as possible.Meanwhile, please send us the Invoice for endorsement.Best regardsKrystyna
Cisco Security analysts examine real-world e-mail traffic data that is collected from over 100,000 contributing organizations worldwide. This data helps provide a range of information about and analysis of global e-mail security threats and trends. Cisco will continue to monitor this threat and automatically adapt systems to protect customers. This report will be updated if there are significant changes or if the risk to end users increases.
Cisco security appliances protect customers during the critical period between the first exploit of a virus outbreak and the release of vendor antivirus signatures. E-mail that is managed by Cisco and end users who are protected by Cisco Web Security Appliances will not be impacted by these attacks. Cisco security appliances are automatically updated to prevent both spam e-mail and hostile web URLs from being passed to the end user.
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