Win32/Roseam.B

What is Win32/Roseam.B infection?

In this article you will discover about the meaning of Win32/Roseam.B and also its adverse influence on your computer. Such ransomware are a kind of malware that is specified by on the internet scams to require paying the ransom by a target.

In the majority of the instances, Win32/Roseam.B virus will instruct its sufferers to initiate funds move for the objective of counteracting the modifications that the Trojan infection has introduced to the target’s gadget.

Win32/Roseam.B Summary

These adjustments can be as complies with:

  • Unconventionial language used in binary resources: Chinese (Simplified);
  • Uses Windows utilities for basic functionality;
  • Installs itself for autorun at Windows startup. There is simple tactic using the Windows startup folder located at:
    C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup. Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.

    The registry run keys perform the same action, and can be located in different locations:

    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files found on the victim’s hard disk — so the sufferer can no longer make use of the data;
  • Preventing routine accessibility to the victim’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.

Win32/Roseam.B

The most common channels through which Win32/Roseam.B Ransomware Trojans are injected are:

  • By ways of phishing e-mails;
  • As an effect of user ending up on a resource that hosts a malicious software;

As quickly as the Trojan is effectively injected, it will certainly either cipher the data on the sufferer’s PC or avoid the gadget from working in an appropriate way – while additionally putting a ransom note that mentions the demand for the targets to effect the repayment for the function of decrypting the files or bring back the file system back to the initial condition. In a lot of circumstances, the ransom money note will certainly show up when the customer restarts the COMPUTER after the system has currently been harmed.

Win32/Roseam.B circulation channels.

In different edges of the globe, Win32/Roseam.B grows by jumps and bounds. However, the ransom money notes and techniques of obtaining the ransom amount may differ depending upon particular regional (local) setups. The ransom notes and techniques of extorting the ransom amount might differ depending on specific local (regional) settings.

Ransomware injection

As an example:

    Faulty informs regarding unlicensed software.

    In particular areas, the Trojans typically wrongfully report having actually discovered some unlicensed applications made it possible for on the victim’s tool. The sharp then demands the customer to pay the ransom.

    Faulty statements regarding prohibited content.

    In nations where software application piracy is much less prominent, this technique is not as effective for the cyber fraudulences. Additionally, the Win32/Roseam.B popup alert might wrongly claim to be originating from a law enforcement institution as well as will certainly report having situated child pornography or various other illegal data on the gadget.

    Win32/Roseam.B popup alert may falsely assert to be deriving from a law enforcement establishment and also will certainly report having situated kid pornography or various other illegal information on the tool. The alert will similarly include a demand for the individual to pay the ransom.

Technical details

File Info:

crc32: B1E6DE13md5: e5414c5215c9305feeebbe0dbee43567name: E5414C5215C9305FEEEBBE0DBEE43567.mlwsha1: 459d35058d4a5c8ca84638a5ea8fcbc2d4e0c772sha256: 1b341dab023de64598d80456349db146aafe9b9e2ec24490c7d0ac881cecc094sha512: 10c7badd52d1bd195155313ae4e02b072c512e4a36a33550f0988c9db26063247127490c9c2b3debadc27c5320e08fc4461fa9a636d759f323899fe9d66a9c00ssdeep: 1536:Ypo39PCxQEu0oMGo5/17unk7dKI/9mMLMc+:YAPGQEloMGo5/BuXDMLMc+type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2001InternalName: CATFileVersion: 1, 0, 4, 3CompanyName: PrivateBuild: LegalTrademarks: Comments: ProductName: ApplicationSpecialBuild: ProductVersion: 1, 0, 4, 3FileDescription: CAT Inc. ApplicationOriginalFilename: Translation: 0x0409 0x04b0

Win32/Roseam.B also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Riskware ( 0040eff71 )
CAT-QuickHeal TrojanAPT.Pisldr.DR4
ALYac Gen:Variant.Ser.Midie.1494
CrowdStrike win/malicious_confidence_80% (W)
Alibaba Ransom:Win32/Blocker.decf6ab8
K7GW Riskware ( 0040eff71 )
Cybereason malicious.215c93
BitDefenderTheta Gen:NN.ZexaF.34628.hq0@aWkZ0Pij
Cyren W32/Roseam.RKEI-4769
Symantec Backdoor.Psiload
ESET-NOD32 a variant of Win32/Roseam.B
APEX Malicious
Avast Win32:Malware-gen
Cynet Malicious (score: 100)
Kaspersky Trojan-Ransom.Win32.Blocker.hina
BitDefender Gen:Variant.Ser.Midie.1494
NANO-Antivirus Trojan.Win32.Blocker.dtnbtz
ViRobot Trojan.Win32.U.Agent.126976.J
MicroWorld-eScan Gen:Variant.Ser.Midie.1494
Tencent Win32.Trojan.Blocker.Airh
Ad-Aware Gen:Variant.Ser.Midie.1494
Sophos Mal/Generic-R + Troj/Mdrop-HGW
Comodo Malware@#fp5t1irz64w4
DrWeb Trojan.Siggen6.41511
Zillya Trojan.Blocker.Win32.29534
TrendMicro TROJ_ROSEAM.A
McAfee-GW-Edition GenericRXCF-AQ!E5414C5215C9
FireEye Generic.mg.e5414c5215c9305f
Emsisoft Gen:Variant.Ser.Midie.1494 (B)
Jiangmin Trojan.Blocker.din
eGambit Unsafe.AI_Score_99%
Kingsoft Win32.Troj.Generic_a.a.(kcloud)
Arcabit Trojan.Ser.Midie.D5D6
AegisLab Trojan.Win32.Blocker.tp2D
ZoneAlarm Trojan-Ransom.Win32.Blocker.hina
GData Gen:Variant.Ser.Midie.1494
AhnLab-V3 Trojan/Win32.Generic.C949048
VBA32 BScope.TrojanRansom.Blocker
MAX malware (ai score=100)
Panda Trj/CI.A
TrendMicro-HouseCall TROJ_ROSEAM.A
Rising Ransom.Blocker!8.12A (CLOUD)
Yandex Trojan.GenAsa!2nZxVKUa1IY
Fortinet W32/Blocker.HINA!tr
AVG Win32:Malware-gen
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Blocker.HgIASOoA

How to remove Win32/Roseam.B ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
Reasons why I would recommend GridinSoft1

Run the setup file.

Run Setup.exe
GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

Full version of GridinSoft

If the guide doesn’t help you to remove Win32/Roseam.B you can always ask me in the comments for getting help.

References

    About the author

    Robert Bailey

    Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

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