Troj/Agent-ZWM
Posted: February 5, 2013
Threat Metric
The following fields listed on the Threat Meter containing a specific value, are explained in detail below:
Threat Level: The threat level scale goes from 1 to 10 where 10 is the highest level of severity and 1 is the lowest level of severity. Each specific level is relative to the threat's consistent assessed behaviors collected from SpyHunter's risk assessment model.
Detection Count: The collective number of confirmed and suspected cases of a particular malware threat. The detection count is calculated from infected PCs retrieved from diagnostic and scan log reports generated by SpyHunter.
Volume Count: Similar to the detection count, the Volume Count is specifically based on the number of confirmed and suspected threats infecting systems on a daily basis. High volume counts usually represent a popular threat but may or may not have infected a large number of systems. High detection count threats could lay dormant and have a low volume count. Criteria for Volume Count is relative to a daily detection count.
Trend Path: The Trend Path, utilizing an up arrow, down arrow or equal symbol, represents the level of recent movement of a particular threat. Up arrows represent an increase, down arrows represent a decline and the equal symbol represent no change to a threat's recent movement.
% Impact (Last 7 Days): This demonstrates a 7-day period change in the frequency of a malware threat infecting PCs. The percentage impact correlates directly to the current Trend Path to determine a rise or decline in the percentage.
| Threat Level: | 9/10 |
|---|---|
| Infected PCs: | 23 |
| First Seen: | February 5, 2013 |
|---|---|
| Last Seen: | January 23, 2023 |
| OS(es) Affected: | Windows |
Troj/Agent-ZWM is a Trojan that is involved in a spam malware attack. Troj/Agent-ZWM propagates via spam email pretending to be income tax emails. The spam attack which is used by scammers to distribute Troj/Agent-ZWM to vulnerable PCs takes advantage of an important date in the US tax system's calendar. 31st of January is the deadline for US employers to deliver the W-2 form to all of their workers, used to help calculate the total wages earned by an individual during the course of the year. The fake income tax email message contains a ZIP file attached, whose filename will differ depending on the recipient. For example, if the email is sent to chris@example.com, the .zip file will be called 'chris.zip'. The ZIP file contains an executable file called 'Individual Income Tax Returns.exe'. The malicious file is detected as Troj/Agent-ZWM. Troj/Agent-ZWM allows remote attackers to gain full access and control over the victimized machine.
Technical Details
File System Modifications
Tutorials: If you wish to learn how to remove malware components manually, you can read the tutorials on how to find malware, kill unwanted processes, remove malicious DLLs and delete other harmful files. Always be sure to back up your PC before making any changes.
The following files were created in the system:ae822e0645c7b73db3af0f5deccfe63a.exe
File name: ae822e0645c7b73db3af0f5deccfe63a.exeSize: 126.46 KB (126464 bytes)
MD5: ae822e0645c7b73db3af0f5deccfe63a
Detection count: 17
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: February 11, 2013
FW_ 2010 and 2011 Tax Documents; Accountant's Letter.eml
File name: FW_ 2010 and 2011 Tax Documents; Accountant's Letter.emlSize: 138.19 KB (138192 bytes)
MD5: dff96f2dc22105a4397a4280bba4e810
Detection count: 15
Mime Type: unknown/eml
Group: Malware file
Last Updated: February 11, 2013
FW .msg
File name: FW .msgSize: 417.28 KB (417280 bytes)
MD5: 2235b17540da2487bdd50a00f594f2c8
Detection count: 14
Mime Type: unknown/msg
Group: Malware file
Last Updated: February 11, 2013
KED-20120307-1e477e20bfbe9116e94dd408cb78ad6123dd4893
File name: KED-20120307-1e477e20bfbe9116e94dd408cb78ad6123dd4893Size: 98.91 KB (98919 bytes)
MD5: de11cc8c740cb4bf4ff08e8dc16a4fe4
Detection count: 13
Group: Malware file
Last Updated: February 11, 2013
Individual Income Tax Returns.exe
File name: Individual Income Tax Returns.exeFile type: Executable File
Mime Type: unknown/exe
Group: Malware file
Additional Information
| # | Message |
|---|---|
| 1 | Subject: FW: 2010 and 2011 Tax Documents; Accountant's Letter Message body: I forward this file to you for review. Please open and view it. Attached are Individual Income Tax Returns and W-2s for 2010 and 2011, plus an accountant's letter. This email message may include single or multiple file attachments of varying types. It has been MIME encoded for Internet e-mail transmission. |
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