Trojan.MSIL.Spammer.Q
Trojan.MSIL.Spammer.Q is a detection name used to identify a trojan-type program written in the Microsoft Intermediate Language (MSIL), the common language runtime format used by applications built on the .NET framework. As its name suggests, this threat is associated with spam-related activity, meaning it is generally designed to help distribute unwanted or malicious bulk messages rather than to directly damage files on the infected computer.
Table of Contents
What This Threat Does
Programs detected as Trojan.MSIL.Spammer.Q typically operate quietly in the background once installed, without the user's knowledge or consent. Threats in this category are commonly used to turn an infected machine into a tool for sending out spam email or messages, often as part of a larger network of compromised computers controlled remotely by cybercriminals. In many cases, such trojans can also be used to harvest email addresses or contact lists stored on the system, which are then used to expand spam campaigns further. Because this is typical behavior for this threat category rather than a confirmed, documented action of this specific file, users should treat any detection of this trojan as a sign of potentially unwanted or malicious activity that needs to be addressed promptly.
How It Usually Gets Onto Computers
Like most trojans, Trojan.MSIL.Spammer.Q typically does not spread on its own. Instead, it commonly relies on deceptive delivery methods such as malicious email attachments, bundled downloads from untrustworthy websites, cracked or pirated software, fake software updates, and links shared through spam messages or compromised websites. Users often unknowingly install the trojan by opening an infected attachment or running a downloaded file that appears legitimate but secretly carries the malicious payload.
Risks for the User
Having this trojan on a system can expose a user to several risks. The infected computer may be used without the owner's knowledge to send spam, which can lead to the machine's IP address or email account being flagged or blacklisted by email providers and security services. This can cause legitimate emails sent from the device to be blocked or marked as spam. In addition, trojans in this category can sometimes act as a gateway for additional malware to be downloaded, potentially increasing the risk of further compromise, data theft, or performance issues on the affected device.
Signs of Infection
Because trojans are built to operate stealthily, infections are not always obvious. However, possible warning signs include unexpected slowdowns in system or network performance, unusually high outbound network or email activity, contacts reporting that they received strange messages from the user's email account, security software flagging suspicious files, and unfamiliar processes consuming system resources. Any of these signs can indicate the presence of a spam-related trojan or similar unwanted program.
How to Stay Protected
To reduce the risk of infection, users should avoid opening email attachments or clicking links from unknown or unexpected senders, download software only from official and reputable sources, and keep their operating system and installed applications up to date. Running a reliable, up-to-date security solution and performing regular system scans can help detect and remove threats like this before they cause harm. It is also wise to be cautious with free downloads, cracked software, and pop-up prompts urging immediate installation of updates or plug-ins, as these are common vectors for trojan infections.
Analysis Report
General information
| Family Name: | Trojan.MSIL.Spammer.Q |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
31a35d8fe2a035405b6e3998fa71755c
SHA1:
c854594313de3a2bceefe84abcb8b40d1d055da8
SHA256:
45F17176798A26D98A9887AFE7928AA83666C0FE770A979D8D7884B27A150953
File Size:
1.06 MB, 1059840 bytes
|
Windows Portable Executable Attributes
- File doesn't have "Rich" header
- File doesn't have exports table
- File doesn't have security information
- File is .NET application
- File is 32-bit executable
- File is either console or GUI application
- File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
- File is not packed
- IMAGE_FILE_DLL is not set inside PE header (Executable)
- IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)
File Icons
File Icons
This section displays icon resources found within family samples. Malware often replicates icons commonly associated with legitimate software to mislead users into believing the malware is safe.
Windows PE Version Information
Windows PE Version Information
This section displays values and attributes that have been set in the Windows file version information data structure for samples within this family. To mislead users, malware actors often add fake version information mimicking legitimate software.| Name | Value |
|---|---|
| Assembly Version | 1.0.0.0 |
| File Description | NI-NICNT GENERATOR Mini v1 |
| File Version | 1.0.0.0 |
| Internal Name | NI-NicntGenerator.exe |
| Legal Copyright | Tracer'2013 |
| Original Filename | NI-NicntGenerator.exe |
| Product Name | NI-NICNT GENERATOR Mini v1 |
| Product Version | 1.0.0.0 |
File Traits
- .NET
- .sdata
- NewLateBinding
- x86
Block Information
Block Information
During analysis, EnigmaSoft breaks file samples into logical blocks for classification and comparison with other samples. Blocks can be used to generate malware detection rules and to group file samples into families based on shared source code, functionality and other distinguishing attributes and characteristics. This section lists a summary of this block data, as well as its classification by EnigmaSoft. A visual representation of the block data is also displayed, where available.| Total Blocks: | 489 |
|---|---|
| Potentially Malicious Blocks: | 100 |
| Whitelisted Blocks: | 311 |
| Unknown Blocks: | 78 |
Visual Map
? - Unknown Block
x - Potentially Malicious Block
Files Modified
Files Modified
This section lists files that were created, modified, moved and/or deleted by samples in this family. File system activity can provide valuable insight into how malware functions on the operating system.| File | Attributes |
|---|---|
| \device\namedpipe\gmdasllogger | Generic Write,Read Attributes |
| c:\windows\appcompat\programs\amcache.hve | Read Data,Read Control,Write Data |
| c:\windows\appcompat\programs\amcache.hve | Write Attributes |
Registry Modifications
Registry Modifications
This section lists registry keys and values that were created, modified and/or deleted by samples in this family. Windows Registry activity can provide valuable insight into malware functionality. Additionally, malware often creates registry values to allow itself to automatically start and indefinitely persist after an initial infection has compromised the system.| Key::Value | Data | API Name |
|---|---|---|
| HKLM\system\software\microsoft\tip\aggregateresults::data | ⳛ˼耀塉 ¯ ⳛ˼耀塉 隞̃搁耀꧌ ڈ Ӿ | RegNtPreCreateKey |
Windows API Usage
Windows API Usage
This section lists Windows API calls that are used by the samples in this family. Windows API usage analysis is a valuable tool that can help identify malicious activity, such as keylogging, security privilege escalation, data encryption, data exfiltration, interference with antivirus software, and network request manipulation.| Category | API |
|---|---|
| User Data Access |
|
| Anti Debug |
|
| Process Manipulation Evasion |
|
| Process Shell Execute |
|
| Encryption Used |
|
Shell Command Execution
Shell Command Execution
This section lists Windows shell commands that are run by the samples in this family. Windows Shell commands are often leveraged by malware for nefarious purposes and can be used to elevate security privileges, download and launch other malware, exploit vulnerabilities, collect and exfiltrate data, and hide malicious activity.
C:\Windows\Microsoft.NET\Framework\v2.0.50727\\dw20.exe dw20.exe -x -s 1040
|
