Ransom:Win32/Mambretor.A

What is Ransom:Win32/Mambretor.A infection?

In this short article you will certainly find regarding the definition of Ransom:Win32/Mambretor.A and its negative impact on your computer system. Such ransomware are a kind of malware that is elaborated by on-line frauds to require paying the ransom by a target.

In the majority of the cases, Ransom:Win32/Mambretor.A virus will instruct its targets to start funds move for the objective of counteracting the changes that the Trojan infection has actually introduced to the sufferer’s device.

Ransom:Win32/Mambretor.A Summary

These alterations can be as follows:

  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • The executable is compressed using UPX;
  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • Ciphering the files found on the target’s hard disk — so the victim can no longer utilize the data;
  • Preventing regular access to the sufferer’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.
Similar behavior
Related domains
z.whorecord.xyz Ransom.Mambretor.A5
a.tomx.xyz Ransom.Mambretor.A5

Ransom:Win32/Mambretor.A

One of the most common channels through which Ransom:Win32/Mambretor.A Trojans are injected are:

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

As quickly as the Trojan is efficiently injected, it will either cipher the data on the sufferer’s computer or avoid the gadget from operating in a proper fashion – while additionally placing a ransom note that points out the demand for the victims to effect the payment for the purpose of decrypting the papers or recovering the documents system back to the preliminary problem. In the majority of instances, the ransom money note will certainly turn up when the customer reboots the PC after the system has currently been harmed.

Ransom:Win32/Mambretor.A circulation channels.

In different corners of the world, Ransom:Win32/Mambretor.A expands by jumps and bounds. However, the ransom notes and also methods of obtaining the ransom money quantity may differ relying on particular neighborhood (local) setups. The ransom money notes and techniques of obtaining the ransom quantity might vary depending on particular local (local) setups.

Ransomware injection

As an example:

    Faulty notifies concerning unlicensed software.

    In particular areas, the Trojans frequently wrongfully report having discovered some unlicensed applications allowed on the victim’s device. The sharp after that demands the individual to pay the ransom.

    Faulty declarations about unlawful web content.

    In countries where software application piracy is much less prominent, this approach is not as reliable for the cyber fraudulences. Conversely, the Ransom:Win32/Mambretor.A popup alert may falsely claim to be stemming from a law enforcement organization as well as will certainly report having located youngster porn or various other prohibited information on the tool.

    Ransom:Win32/Mambretor.A popup alert might incorrectly claim to be deriving from a regulation enforcement institution and will certainly report having located child pornography or various other unlawful data on the device. The alert will similarly have a need for the user to pay the ransom.

Technical details

File Info:

crc32: 2EA803D9md5: c27dd0fca00c02fdb3998282a355e6d4name: C27DD0FCA00C02FDB3998282A355E6D4.mlwsha1: 16f25bd505a1b6ed7aaf7c8417c24ff911751b58sha256: 8bcb630a7a395e19c6c2493270ec561fa7c23e86260ddf1ad57438026e742a5asha512: d2f74529ff309f5a6117884334434a9198ea9a54678a15729b3da67fd3620306db1fccb2d56a3fa607655cee2f4ad5c8e07bd5a5dca80ca76eb4d046baa0b931ssdeep: 12288:vxLfgrsfhVjVcPweYjM9c5UHC8i7OC3q7N8l0sz7oryZnz3tYSE2u8rWgSMF:vxLocrjVBYzi8uhq7i0+Zz3O2uq1SMFtype: PE32 executable (console) Intel 80386, for MS Windows, UPX compressed

Version Info:

0: [No Data]

Ransom:Win32/Mambretor.A also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Graftor.371876
FireEye Gen:Variant.Graftor.371876
CAT-QuickHeal Ransom.Mambretor.A5
McAfee Artemis!C27DD0FCA00C
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
BitDefender Gen:Variant.Graftor.371876
K7GW Trojan ( 004fc9bb1 )
Cybereason malicious.ca00c0
BitDefenderTheta Gen:NN.ZexaF.34590.TmGfaS!oLDdi
Cyren W32/Trojan.CTJU-1873
Symantec Ransom.HDDCryptor
APEX Malicious
Avast FileRepMalware
Kaspersky Trojan-Ransom.Win32.Blocker.jtsl
Alibaba Ransom:Win32/Blocker.c656f1bd
NANO-Antivirus Trojan.Win32.Filecoder.elaurk
AegisLab Trojan.Win32.Blocker.j!c
Tencent Win32.Trojan.Blocker.Swun
Ad-Aware Gen:Variant.Graftor.371876
TACHYON Ransom/W32.Dcryptor.2415104
Sophos Troj/Mamba-B
F-Secure Trojan.TR/Crypt.ZPACK.Gen8
DrWeb Trojan.Ransom.676
Zillya Trojan.Blocker.Win32.37774
McAfee-GW-Edition Ransom-Buster!F93C8DA34F2C
Emsisoft Gen:Variant.Graftor.371876 (B)
Ikarus Trojan.Win32.Filecoder
Jiangmin Trojan.Dcryptor.a
MaxSecure Trojan.Malware.300983.susgen
Avira TR/FileCoder.rrsau
Antiy-AVL Trojan[Ransom]/Win32.Dcryptor
Microsoft Ransom:Win32/Mambretor.A
Gridinsoft Ransom.Win32.Blocker.oa
Arcabit Trojan.Graftor.D5ACA4
ZoneAlarm Trojan-Ransom.Win32.Blocker.jtsl
GData Win32.Trojan-Ransom.Mamba.A
Cynet Malicious (score: 90)
VBA32 Hoax.Dcryptor
ALYac Gen:Variant.Graftor.371876
MAX malware (ai score=82)
Malwarebytes Malware.Heuristic.1003
Panda Trj/CI.A
ESET-NOD32 Win32/Filecoder.DCryptor.B
Rising Trojan.Filecoder!1.C14C (CLOUD)
Yandex Trojan.Filecoder!mYOKpMgbUpE
SentinelOne Static AI – Malicious PE
Fortinet W32/Dcryptor.A!tr.ransom
AVG FileRepMalware
CrowdStrike win/malicious_confidence_70% (W)
Qihoo-360 Win32/Ransom.Blocker.HgIASP4A

How to remove Ransom:Win32/Mambretor.A 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 Ransom:Win32/Mambretor.A 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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