Written by Robert Bailey

What is Trojan:Win32/Ymacco.AACF infection?

In this short article you will discover regarding the definition of Trojan:Win32/Ymacco.AACF as well as its negative effect on your computer system. Such ransomware are a type of malware that is specified by on-line frauds to require paying the ransom by a target.

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Most of the cases, Trojan:Win32/Ymacco.AACF virus will certainly advise its targets to launch funds transfer for the objective of neutralizing the changes that the Trojan infection has presented to the sufferer’s gadget.

Trojan:Win32/Ymacco.AACF Summary

These adjustments can be as follows:

  • Executable code extraction;
  • Creates RWX memory;
  • Detected script timer window indicative of sleep style evasion;
  • Reads data out of its own binary image;
  • A process created a hidden window;
  • Drops a binary and executes it;
  • The binary likely contains encrypted or compressed data.;
  • A scripting utility was executed;
  • Uses Windows utilities for basic functionality;
  • Installs itself for autorun at Windows startup;
  • Creates a hidden or system file;
  • Creates a copy of itself;
  • Collects information to fingerprint the system;
  • Anomalous binary characteristics;
  • Ciphering the files found on the target’s hard drive — so the victim can no longer utilize the data;
  • Preventing routine accessibility to the sufferer’s workstation;


The most regular channels where Trojan:Win32/Ymacco.AACF Ransomware are infused are:

  • By ways of phishing e-mails;
  • As a repercussion of individual ending up on a source that holds a harmful software application;

As soon as the Trojan is effectively injected, it will either cipher the information on the sufferer’s computer or avoid the tool from functioning in a correct fashion – while likewise putting a ransom note that discusses the demand for the sufferers to effect the payment for the objective of decrypting the files or bring back the documents system back to the preliminary condition. In most instances, the ransom note will come up when the client restarts the COMPUTER after the system has currently been damaged.

Trojan:Win32/Ymacco.AACF distribution channels.

In numerous edges of the globe, Trojan:Win32/Ymacco.AACF grows by jumps and bounds. Nevertheless, the ransom money notes as well as methods of obtaining the ransom money quantity may vary depending upon specific neighborhood (regional) setups. The ransom money notes as well as methods of extorting the ransom amount might vary depending on certain local (regional) setups.

Ransomware injection

As an example:

    Faulty notifies regarding unlicensed software application.

    In particular locations, the Trojans usually wrongfully report having discovered some unlicensed applications made it possible for on the target’s tool. The sharp after that demands the individual to pay the ransom money.

    Faulty statements about unlawful content.

    In countries where software piracy is less prominent, this method is not as reliable for the cyber scams. Additionally, the Trojan:Win32/Ymacco.AACF popup alert may incorrectly claim to be stemming from a police institution and will certainly report having situated child porn or various other unlawful information on the device.

    Trojan:Win32/Ymacco.AACF popup alert may falsely declare to be deriving from a regulation enforcement establishment and also will certainly report having situated kid pornography or various other prohibited data on the tool. The alert will similarly include a requirement for the customer to pay the ransom money.

Technical details

File Info:

crc32: CE28E2A3
md5: 9811130f0d0c9567fce1f400c6f64edb
name: upload_file
sha1: 56de801ca6a25ff7d161907b0adb222a212045fc
sha256: cfce8a1632b5e76de8a495604fe72f908e6272a78aa709e2c202d25a51860952
sha512: 7852dd49d6b5fb0962f762d058958793b748140e161b130603350415b2afb4bf5cd6b98c7510f0747968eb3a36256860982bd1e1179d1e1e3d12ca95956b1548
ssdeep: 6144:m2EDYH4aaPx2v909HPNvg/7K4GHTOmicdKsXv5o7bKSMwaM0hY:zV5l09lg/7HGqmP0sXv5gKSMwaM0hY
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan:Win32/Ymacco.AACF also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware1
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.GenericKD.34249912
McAfee Artemis!9811130F0D0C
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
K7AntiVirus Trojan ( 0050b2d01 )
BitDefender Trojan.GenericKD.34249912
K7GW Trojan ( 0050b2d01 )
Cybereason malicious.f0d0c9
Invincea heuristic
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:Trojan-gen
Kaspersky Trojan-Ransom.Win32.SageCrypt.fjh
Alibaba Ransom:Win32/generic.ali2000010
AegisLab Trojan.Win32.Malicious.4!c
Tencent Malware.Win32.Gencirc.10bbe17d
Ad-Aware Trojan.GenericKD.34249912
Sophos Mal/Generic-S
F-Secure Heuristic.HEUR/AGEN.1115437
DrWeb Trojan.Encoder.32240
Zillya Trojan.SageCrypt.Win32.204
TrendMicro Mal_MiliCry-2t
Fortinet W32/Kryptik.GPRG!tr
Emsisoft Trojan.GenericKD.34249912 (B)
SentinelOne DFI – Suspicious PE
Avira HEUR/AGEN.1115437
MAX malware (ai score=89)
Antiy-AVL Trojan[Ransom]/Win32.SageCrypt
Arcabit Trojan.Generic.D20A9CB8
ZoneAlarm Trojan-Ransom.Win32.SageCrypt.fjh
Microsoft Trojan:Win32/Ymacco.AACF
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Kryptik.R346410
Acronis suspicious
BitDefenderTheta Gen:NN.ZexaF.34142.zOW@aiJ@fydi
ALYac Trojan.GenericKD.34249912
TACHYON Ransom/W32.SageCrypt.416256
VBA32 Hoax.SageCrypt
Panda Trj/CI.A
ESET-NOD32 a variant of Win32/Kryptik.GPRG
TrendMicro-HouseCall Mal_MiliCry-2t
Rising Stealer.Delf!8.415 (CLOUD)
Ikarus Trojan.Win32.Crypt
eGambit Unsafe.AI_Score_99%
GData Trojan.GenericKD.34249912
AVG Win32:Trojan-gen
CrowdStrike win/malicious_confidence_100% (W)
Qihoo-360 Trojan.Generic

How to remove Trojan:Win32/Ymacco.AACF ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

Run the setup file.

When setup file has finished downloading, double-click on the setup-antimalware-fix.exe file to install GridinSoft Anti-Malware on your system.

Run Setup.exe

An User Account Control asking you about to allow GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.

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 will automatically start scanning your system for Trojan:Win32/Ymacco.AACF files and other malicious programs. This process can take a 20-30 minutes, so I suggest you periodically check on the status of the scan process.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

When the scan has finished, you will see the list of infections that GridinSoft Anti-Malware has detected. To remove them click on the “Clean Now” button in right corner.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

GridinSoft Anti-Malware will scan and clean your PC for free in the trial period. The free version offer real-time protection for first 2 days. If you want to be fully protected at all times – I can recommended you to purchase a full version:

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If the guide doesn’t help you to remove Trojan:Win32/Ymacco.AACF you can always ask me in the comments for getting help.

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About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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