Win32:AceCrypter-U [Cryp]

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey
Spectating the Win32:AceCrypter-U [Cryp] detection means that your computer is in big danger. This malware can correctly be identified as ransomware – sort of malware which encrypts your files and asks you to pay for their decryption. Stopping it requires some peculiar steps that must be done as soon as possible.
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Win32:AceCrypter-U [Cryp] detection is a virus detection you can spectate in your computer. It often shows up after the provoking activities on your PC – opening the suspicious e-mail messages, clicking the banner in the Internet or installing the program from suspicious sources. From the second it appears, you have a short time to act before it starts its harmful action. And be sure – it is far better not to wait for these destructive things.

What is Win32:AceCrypter-U [Cryp] virus?

Win32:AceCrypter-U [Cryp] is ransomware-type malware. It looks for the documents on your disk drive, encrypts it, and then asks you to pay the ransom for receiving the decryption key. Besides making your documents locked, this malware additionally does a lot of harm to your system. It changes the networking settings in order to stop you from reading the removal manuals or downloading the antivirus. Sometimes, Win32:AceCrypter-U [Cryp] can additionally stop the setup of anti-malware programs.

Win32:AceCrypter-U [Cryp] Summary

Summarizingly, Win32:AceCrypter-U [Cryp] malware activities in the infected system are next:

  • SetUnhandledExceptionFilter detected (possible anti-debug);
  • Behavioural detection: Executable code extraction – unpacking;
  • Executed a command line with /C or /R argument to terminate command shell on completion which can be used to hide execution;
  • Yara rule detections observed from a process memory dump/dropped files/CAPE;
  • Creates RWX memory;
  • Dynamic (imported) function loading detected;
  • Reads data out of its own binary image;
  • A process created a hidden window;
  • CAPE extracted potentially suspicious content;
  • Drops a binary and executes it;
  • Unconventionial language used in binary resources: Manipuri;
  • Authenticode signature is invalid;
  • Uses Windows utilities for basic functionality;
  • Enumerates services, possibly for anti-virtualization;
  • Behavioural detection: Injection (Process Hollowing);
  • Executed a process and injected code into it, probably while unpacking;
  • Behavioural detection: Injection (inter-process);
  • Installs itself for autorun at Windows startup;
  • Installs itself for autorun at Windows startup;
  • CAPE detected the Tofsee malware family;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the documents located on the victim’s disk drives — so the victim cannot check these files;
  • Blocking the launching of .exe files of security tools
  • Blocking the launching of installation files of anti-malware apps

Ransomware has actually been a horror story for the last 4 years. It is difficult to picture a more dangerous virus for both individuals and companies. The algorithms used in Win32:AceCrypter-U [Cryp] (usually, 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. However, that virus does not do all these horrible things immediately – it may take up to a few hours to cipher all of your documents. Hence, seeing the Win32:AceCrypter-U [Cryp] detection is a clear signal that you have to start the removal process.

Where did I get the Win32:AceCrypter-U [Cryp]?

General methods of Win32:AceCrypter-U [Cryp] injection are basic for all other ransomware examples. Those are one-day landing sites where users are offered to download the free program, so-called bait e-mails and hacktools. Bait e-mails are a quite new tactic in malware distribution – you receive the e-mail that imitates some regular notifications about deliveries or bank service conditions modifications. Inside of the e-mail, there is an infected MS Office file, or a web link which opens the exploit landing site.

Malicious email spam

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

Avoiding it looks quite simple, however, still requires tons of recognition. Malware can hide in various spots, and it is far better to stop it even before it invades your computer than to rely upon an anti-malware program. Standard cybersecurity awareness is just an essential item in the modern-day world, even if your interaction with a computer remains on YouTube videos. That may save you a lot of time and money which you would spend while seeking a fix guide.

Win32:AceCrypter-U [Cryp] malware technical details

File Info:

name: 0398232791F299CB01D8.mlw
path: /opt/CAPEv2/storage/binaries/3c0d9c1a78f4159366d976470dba8ecced82f9b4529edaaec25312a3701e08a6
crc32: 79F7E70C
md5: 0398232791f299cb01d8e09c46a9005d
sha1: 6c53ac1323601a8d2c364066cf1330706ce4370b
sha256: 3c0d9c1a78f4159366d976470dba8ecced82f9b4529edaaec25312a3701e08a6
sha512: 989048e9914b302a4ca9e16a260d6109a776e703b842de4c392fc60553fdf154c45bf2e95d7cc34e7a0ee2463d2280db08fed37c575b601ebf6cbdbedadc3117
ssdeep: 3072:wWyO0LoA8WwXwSxGfjHVnhf1ctrvAw3ITOSsvv0d+N:L0LP8lXwSxG7HVnpSzT3I3s
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T18034BE1232B0C032C45766306871E7B52A7AFC7157A1444BB76BEB3F2EB03C19AB5756
sha3_384: d7c359aa3bb4096b22b348c0606c58646b789e5f7beb1318d6bf339d36fb3c82a46a3d456cd17fe7121ec91a7edea4a0
ep_bytes: e8354c0000e989feffff8bff558bec83
timestamp: 2020-10-15 09:35:42

Version Info:

FileVersion: 39.42.15.19
Copyrighz: Copyright (C) 2022, pazkarte
ProjectVersion: 25.13.80.11

Win32:AceCrypter-U [Cryp] also known as:

BkavW32.AIDetect.malware2
LionicTrojan.Win32.Tofsee.m!c
Elasticmalicious (high confidence)
MicroWorld-eScanTrojan.GenericKD.39463105
McAfeePacked-GDT!0398232791F2
CylanceUnsafe
SangforSuspicious.Win32.Save.a
K7AntiVirusRiskware ( 00584baa1 )
AlibabaRansom:Win32/StopCrypt.a98d71fc
K7GWRiskware ( 00584baa1 )
CrowdStrikewin/malicious_confidence_100% (W)
CyrenW32/Strab.A.gen!Eldorado
SymantecPacked.Generic.525
ESET-NOD32a variant of MSIL/Kryptik.AETT
APEXMalicious
KasperskyHEUR:Backdoor.Win32.Tofsee.gen
BitDefenderTrojan.GenericKD.39463105
AvastWin32:AceCrypter-U [Cryp]
TencentTrojan-Spy.Win32.Stealer.16000356
Ad-AwareTrojan.GenericKD.39463105
EmsisoftTrojan.Crypt (A)
DrWebTrojan.Siggen17.36507
ZillyaTrojan.Kryptik.Win32.3740607
TrendMicroTROJ_GEN.R002C0PDC22
McAfee-GW-EditionPacked-GDT!0398232791F2
FireEyeGeneric.mg.0398232791f299cb
SophosML/PE-A + Troj/Krypt-IR
SentinelOneStatic AI – Malicious PE
JiangminBackdoor.Gulpix.aat
AviraTR/Kryptik.hewfs
MAXmalware (ai score=87)
KingsoftWin32.Hack.Undef.(kcloud)
MicrosoftRansom:Win32/StopCrypt.PBF!MTB
GDataWin32.Trojan.PSE.130CZH9
CynetMalicious (score: 100)
AhnLab-V3Packed/Win.GDT.R483294
VBA32BScope.Malware-Cryptor.Hlux
MalwarebytesTrojan.MalPack.GS
TrendMicro-HouseCallTROJ_GEN.R002C0PDC22
RisingTrojan.Kryptik!1.D977 (CLOUD)
IkarusTrojan-Ransom.StopCrypt
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/Packed.GDT!tr
AVGWin32:AceCrypter-U [Cryp]
Cybereasonmalicious.323601
PandaTrj/GdSda.A

How to remove Win32:AceCrypter-U [Cryp]?

Win32:AceCrypter-U [Cryp] malware is incredibly difficult to delete by hand. It puts its files in numerous places throughout the disk, and can restore itself from one of the parts. Additionally, countless modifications in the windows registry, networking settings and Group Policies are really hard to identify and change to the initial. It is much better to utilize a special tool – exactly, an anti-malware app. GridinSoft Anti-Malware will definitely fit the most ideal for virus elimination purposes.

Why GridinSoft Anti-Malware? It is very light-weight and has its databases updated just about every hour. In addition, it does not have such bugs and exposures as Microsoft Defender does. The combination of these aspects makes GridinSoft Anti-Malware ideal for removing malware of any form.

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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