Trojan.Rozena.RDA

The detection of Trojan.Rozena.RDA on your system indicates a potential security threat that requires immediate attention. This report provides an overview of the threat, its operating methods, symptoms of infection, and steps to remove it from your system.

What Is Trojan.Rozena.RDA?

Trojan.Rozena.RDA is identified as a Trojan-type threat, which is a broad category of malware designed to gain unauthorized access to a computer system. Trojans are often disguised as legitimate software or embedded within other programs, making them difficult to detect. The name Trojan.Rozena.RDA itself does not directly indicate a specific malware family but suggests it is a unique variant or strain of Trojan horse malware.

How Trojan.Rozena.RDA Operates

Trojan.Rozena.RDA, like other Trojans, is likely designed to operate stealthily, allowing it to remain on a system for an extended period without being detected. It may exploit vulnerabilities in software or use social engineering tactics to trick users into installing it. Once installed, it can perform a variety of malicious actions, including data theft, installation of additional malware, or providing unauthorized access to the infected system. The exact operations of Trojan.Rozena.RDA can vary, but its primary goal is to compromise the security and integrity of the infected computer.

Symptoms of Infection

Symptoms of a Trojan.Rozena.RDA infection can be subtle and may not always be immediately apparent. Common indicators of a Trojan infection include unusual system behavior, such as slow performance, frequent crashes, or unfamiliar programs running in the background. Additionally, users may notice unexpected changes to their system settings, unusual network activity, or pop-ups and advertisements appearing on their screen. Since Trojans can be designed to hide their presence, some infections may not exhibit noticeable symptoms until significant damage has been done.

How to Remove Trojan.Rozena.RDA

1. Enter Safe Mode with Networking: Restart your computer and enter Safe Mode with Networking. This will limit the malware's ability to interfere with the removal process and allow you to download necessary tools.
2. Perform a Full Scan with a Reputable Tool: Use a reputable anti-malware tool, such as SpyHunter, to perform a full scan of your system. This can help identify and remove all components of the Trojan.Rozena.RDA malware.
3. Uninstall Suspicious Programs: Check your installed programs for any that you do not recognize or that were installed around the time of the infection. Uninstall these programs to prevent further malicious activity.
4. Reset Your Browser: If your browser (such as Chrome, Firefox, or Edge) has been affected, reset it to its default settings. This can help remove any malicious extensions or settings that the Trojan may have altered.
5. Reboot and Re-scan: After completing the above steps, reboot your system and perform another full scan with your anti-malware tool to ensure that all remnants of the malware have been removed.

Conclusion

The removal of Trojan.Rozena.RDA requires careful and thorough steps to ensure that all components of the malware are eliminated from the system. By following the guidelines provided and maintaining vigilance through regular system scans and updates, users can protect their systems from future infections. It's also crucial to practice safe computing habits, such as avoiding suspicious downloads and links, to prevent the initial infection. Remember, staying informed and proactive is key to maintaining the security and integrity of your computer system.

Analysis Report

General information

Family Name:	Trojan.Rozena.RDA
Signature status:	No Signature

Known Samples

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Known Samples

This section lists other file samples believed to be associated with this family.

MD5: a4cbba33c1b4316014c637458d9e3188 SHA1: 1ea7111b0dfa211049ec314805a5642eb9386c42 SHA256: 91F72BA9C7A7CF367B6EEB36B5192DE73A21B785CF7D0428C782E4688FCB6166 File Size: 160.88 KB, 160879 bytes

Windows Portable Executable Attributes

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Windows Portable Executable Attributes

This section lists file attributes found within family samples. These attributes are extracted from the files’ Windows PE (Portable Executable) specification and various system flags. Portable Executable Attributes give malware researchers insight into a file’s functionality, executable details, platform and runtime environment.

• File doesn't have "Rich" header
• File doesn't have debug information
• File doesn't have exports table
• File doesn't have relocations information
• File doesn't have security information
• File has TLS information
• File is 64-bit executable
• File is either console or GUI application
• File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
• File is Native application (NOT .NET application)

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• 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

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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.

File Traits

• No Version Info
• x64

Block Information

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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:	135
Potentially Malicious Blocks:	2
Whitelisted Blocks:	116
Unknown Blocks:	17

Visual Map

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ? ? ? ? ? ? ? ? 0 x x ? ? ? ? ? ? ? ? ? 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

0 - Probable Safe Block
? - Unknown Block
x - Potentially Malicious Block

Similar Families

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Similar Families

This section lists other families that share similarities with this family, based on EnigmaSoft’s analysis. Many malware families are created from the same malware toolkits and use the same packing and encryption techniques but uniquely extend functionality. Similar families may also share source code, attributes, icons, subcomponents, compromised and/or invalid digital signatures, and network characteristics. Researchers leverage these similarities to rapidly and effectively triage file samples and extend malware detection rules.

• Agent.BNDD
• Agent.KPEC
• Filecoder.XP
• ShellcodeRunner.XJ
• Trojan.Agent.Gen.TJ

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• Trojan.ShellcodeRunner.Gen.BW

Registry Modifications

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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\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\cmd.exe	漢关荷ǜ	RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\conhost.exe	뾅典荷ǜ	RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\cmd.exe	뫘凕荷ǜ	RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\conhost.exe	ᳫ凘荷ǜ	RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\cmd.exe	咙到荷ǜ	RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\conhost.exe	똙刲荷ǜ	RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\cmd.exe	佰劍荷ǜ	RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\conhost.exe	佰劍荷ǜ	RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\cmd.exe	ᆲ勯荷ǜ	RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\conhost.exe	犖勱荷ǜ	RegNtPreCreateKey

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HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\cmd.exe	锛单荷ǜ	RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\conhost.exe	锛单荷ǜ	RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\cmd.exe	렉厹荷ǜ	RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\conhost.exe	ᩙ厼荷ǜ	RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\cmd.exe	돭吖荷ǜ	RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\conhost.exe	ᗟ吙荷ǜ	RegNtPreCreateKey

Windows API Usage

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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
Syscall Use	ntdll.dll!NtAccessCheck ntdll.dll!NtAlertThreadByThreadId ntdll.dll!NtAlpcConnectPortEx ntdll.dll!NtAlpcQueryInformation ntdll.dll!NtAlpcSendWaitReceivePort ntdll.dll!NtApphelpCacheControl ntdll.dll!NtClearEvent ntdll.dll!NtClose ntdll.dll!NtConnectPort ntdll.dll!NtCreateEvent Show More ntdll.dll!NtCreateFile ntdll.dll!NtCreateMutant ntdll.dll!NtCreateSection ntdll.dll!NtCreateSemaphore ntdll.dll!NtDeviceIoControlFile ntdll.dll!NtDuplicateObject ntdll.dll!NtDuplicateToken ntdll.dll!NtEnumerateKey ntdll.dll!NtEnumerateValueKey ntdll.dll!NtFreeVirtualMemory ntdll.dll!NtMapViewOfSection ntdll.dll!NtOpenDirectoryObject ntdll.dll!NtOpenEvent ntdll.dll!NtOpenFile ntdll.dll!NtOpenKey ntdll.dll!NtOpenKeyEx ntdll.dll!NtOpenMutant ntdll.dll!NtOpenProcessToken ntdll.dll!NtOpenProcessTokenEx ntdll.dll!NtOpenSection ntdll.dll!NtOpenSemaphore ntdll.dll!NtOpenThread ntdll.dll!NtOpenThreadToken ntdll.dll!NtOpenThreadTokenEx ntdll.dll!NtProtectVirtualMemory ntdll.dll!NtQueryAttributesFile ntdll.dll!NtQueryDirectoryFileEx ntdll.dll!NtQueryInformationFile ntdll.dll!NtQueryInformationProcess ntdll.dll!NtQueryInformationThread ntdll.dll!NtQueryInformationToken ntdll.dll!NtQueryKey ntdll.dll!NtQueryPerformanceCounter ntdll.dll!NtQuerySecurityAttributesToken ntdll.dll!NtQuerySecurityObject ntdll.dll!NtQuerySystemInformation ntdll.dll!NtQueryValueKey ntdll.dll!NtQueryVirtualMemory ntdll.dll!NtQueryVolumeInformationFile ntdll.dll!NtQueryWnfStateData ntdll.dll!NtReadRequestData ntdll.dll!NtReleaseMutant ntdll.dll!NtReleaseSemaphore ntdll.dll!NtReleaseWorkerFactoryWorker ntdll.dll!NtRequestWaitReplyPort ntdll.dll!NtSetEvent ntdll.dll!NtSetInformationKey ntdll.dll!NtSetInformationProcess ntdll.dll!NtSetInformationVirtualMemory ntdll.dll!NtSetInformationWorkerFactory ntdll.dll!NtSetTimer2 ntdll.dll!NtSubscribeWnfStateChange ntdll.dll!NtTerminateProcess ntdll.dll!NtTestAlert ntdll.dll!NtTraceControl ntdll.dll!NtUnmapViewOfSection ntdll.dll!NtUnmapViewOfSectionEx ntdll.dll!NtWaitForAlertByThreadId ntdll.dll!NtWaitForMultipleObjects ntdll.dll!NtWaitForSingleObject ntdll.dll!NtWaitForWorkViaWorkerFactory ntdll.dll!NtWaitLowEventPair ntdll.dll!NtWorkerFactoryWorkerReady ntdll.dll!NtWriteFile UNKNOWN
Process Manipulation Evasion	NtUnmapViewOfSection
Anti Debug	IsDebuggerPresent
User Data Access	GetUserObjectInformation
Process Terminate	TerminateProcess
Process Shell Execute	WriteConsole

Shell Command Execution

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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.

WriteConsole: A subdirectory o

WriteConsole: A subdirectory o