What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey
Spectating the Trojan:Win32/Peaac!gfc malware detection means that your computer is in big danger. This malware can correctly be identified as ransomware – type of malware which encrypts your files and asks you to pay for their decryption. Removing it requires some peculiar steps that must be done as soon as possible.
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Trojan:Win32/Peaac!gfc detection is a malware detection you can spectate in your computer. It usually shows up after the preliminary actions on your PC – opening the suspicious e-mail, clicking the advertisement in the Internet or installing the program from suspicious resources. From the second it appears, you have a short time to take action until it begins its malicious activity. And be sure – it is better not to wait for these destructive effects.

What is Trojan:Win32/Peaac!gfc virus?

Trojan:Win32/Peaac!gfc is ransomware-type malware. It searches for the documents on your disks, encrypts it, and after that asks you to pay the ransom for getting the decryption key. Besides making your files inaccessible, this malware also does a lot of damage to your system. It alters the networking setups in order to stop you from reading the removal tutorials or downloading the antivirus. Sometimes, Trojan:Win32/Peaac!gfc can even stop the launching of anti-malware programs.

Trojan:Win32/Peaac!gfc Summary

Summarizingly, Trojan:Win32/Peaac!gfc ransomware actions in the infected system are next:

  • SetUnhandledExceptionFilter detected (possible anti-debug);
  • Behavioural detection: Executable code extraction – unpacking;
  • Yara rule detections observed from a process memory dump/dropped files/CAPE;
  • Creates RWX memory;
  • Possible date expiration check, exits too soon after checking local time;
  • Dynamic (imported) function loading detected;
  • CAPE extracted potentially suspicious content;
  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • Behavioural detection: Injection (Process Hollowing);
  • Executed a process and injected code into it, probably while unpacking;
  • Detects Sandboxie through the presence of a library;
  • Detects Bitdefender Antivirus through the presence of a library;
  • Behavioural detection: Injection (inter-process);
  • Checks the CPU name from registry, possibly for anti-virtualization;
  • Detects VMware through the presence of a registry key;
  • Encrypting the documents located on the victim’s drives — so the victim cannot check these documents;
  • Blocking the launching of .exe files of security tools
  • Blocking the launching of installation files of anti-malware apps

Ransomware has actually been a major problem for the last 4 years. It is hard to imagine a more dangerous virus for both individual users and organizations. The algorithms utilized in Trojan:Win32/Peaac!gfc (typically, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need to have a lot more time than our galaxy currently exists, and possibly will exist. But that malware does not do all these terrible things immediately – it can take up to a few hours to cipher all of your documents. Hence, seeing the Trojan:Win32/Peaac!gfc detection is a clear signal that you need to begin the removal procedure.

Where did I get the Trojan:Win32/Peaac!gfc?

Standard tactics of Trojan:Win32/Peaac!gfc spreading are typical for all other ransomware variants. Those are one-day landing web pages where users are offered to download and install the free software, so-called bait e-mails and hacktools. Bait e-mails are a relatively modern method in malware distribution – you receive the e-mail that imitates some regular notifications about deliveries or bank service conditions shifts. Inside of the email, there is an infected MS Office file, or a link which opens the exploit landing page.

Malicious email spam

Malicious email message. This one tricks you to open the phishing website.

Preventing it looks pretty simple, but still requires a lot of awareness. Malware can hide in different spots, and it is much better to prevent it even before it invades your system than to rely upon an anti-malware program. Simple cybersecurity knowledge is just an essential thing in the modern world, even if your interaction with a PC stays on YouTube videos. That may keep you a lot of money and time which you would spend while trying to find a solution.

Trojan:Win32/Peaac!gfc malware technical details

File Info:

name: 8A95092F3422DDEC95E9.mlw
path: /opt/CAPEv2/storage/binaries/f3e9a24c9710603b5f07e97a2e51a8aa2dcf13614be086413d0e91233f428420
crc32: 13D4A35A
md5: 8a95092f3422ddec95e9d124176a7680
sha1: 8507938e7794a8c50d584471e82b99ae84a56b8d
sha256: f3e9a24c9710603b5f07e97a2e51a8aa2dcf13614be086413d0e91233f428420
sha512: b1e7aa2a0481d001d7d05bd45b62463a0486db75d03bdd2a6363168de2890c6a5aaf4806b3d2b60a9a8eb614480213e433bf95c4442d203407346333780ef77b
ssdeep: 6144:vmVT7KuicZg6UW9pUNZzSvr8WvYJEH42ZGGGGGE3:vQT+W+6UUe72vr8WQfg3
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T11764C0063904FAE3C4986AB221A4DD75454AD9F6BE7F08C37B91355FBBBA1C20B38351
sha3_384: a939306e0c47ad7ce74b1f5681377c7a6548f82cac705f27a323509773d403a7f5464bec73cada6a6e23ddf7596ee948
ep_bytes: e8d4230000e91efeffff8bff558bec8b
timestamp: 2014-07-10 22:40:50

Version Info:

CompanyName: The Chromium Authors
FileDescription: Chromium
FileVersion: 31.0.1602.0
InternalName: chrome_exe
LegalCopyright: Copyright 2013 The Chromium Authors. All rights reserved.
OriginalFilename: chrome.exe
ProductName: Chromium
ProductVersion: 31.0.1602.0
CompanyShortName: The Chromium Authors
ProductShortName: Chromium
LastChange: 217770
Official Build: 0
Translation: 0x0409 0x04b0

Trojan:Win32/Peaac!gfc also known as:

Elasticmalicious (high confidence)
K7AntiVirusTrojan ( 0055e3991 )
K7GWTrojan ( 0055e3991 )
CrowdStrikewin/malicious_confidence_90% (W)
ESET-NOD32a variant of Win32/Injector.BHRD
AvastWin32:Androp [Drp]
EmsisoftGen:Variant.Symmi.45411 (B)
SophosMal/Generic-S + Mal/Wonton-J
MAXmalware (ai score=100)
CynetMalicious (score: 100)
RisingTrojan.Betabot!8.A7DE (CLOUD)
SentinelOneStatic AI – Malicious PE
AVGWin32:Androp [Drp]

How to remove Trojan:Win32/Peaac!gfc?

Trojan:Win32/Peaac!gfc malware is incredibly hard to erase manually. It puts its data in several places throughout the disk, and can restore itself from one of the elements. Moreover, a number of changes in the windows registry, networking configurations and Group Policies are fairly hard to discover and change to the original. It is far better to use a specific tool – exactly, an anti-malware tool. GridinSoft Anti-Malware will fit the most ideal for virus elimination reasons.

Why GridinSoft Anti-Malware? It is pretty lightweight and has its detection databases updated almost every hour. Furthermore, it does not have such problems and exposures as Microsoft Defender does. The combination of these details makes GridinSoft Anti-Malware perfect for removing malware of any kind.

Remove the viruses with GridinSoft Anti-Malware

  • Download and install GridinSoft Anti-Malware. After the installation, you will be offered to perform the Standard Scan. Approve this action.
  • Gridinsoft Anti-Malware during the scan process

  • Standard scan checks the logical disk where the system files are stored, together with the files of programs you have already installed. The scan lasts up to 6 minutes.
  • GridinSoft Anti-Malware scan results

  • When the scan is over, you may choose the action for each detected virus. For all files of [SHORT_NAME] the default option is “Delete”. Press “Apply” to finish the malware removal.
  • GridinSoft Anti-Malware - After Cleaning
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About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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