Categories: Trojan

Trojan:Win32/Retefe.B malicious file

The Trojan:Win32/Retefe.B is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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What Trojan:Win32/Retefe.B virus can do?

  • Executable code extraction
  • Attempts to connect to a dead IP:Port (3 unique times)
  • Creates RWX memory
  • Detected script timer window indicative of sleep style evasion
  • At least one IP Address, Domain, or File Name was found in a crypto call
  • Reads data out of its own binary image
  • A process created a hidden window
  • Performs some HTTP requests
  • A scripting utility was executed
  • Attempts to execute a powershell command with suspicious parameter/s
  • Uses suspicious command line tools or Windows utilities

How to determine Trojan:Win32/Retefe.B?


File Info:

crc32: CB4C8707md5: 22830094f08836738aeed5c8daa0dabename: 22830094F08836738AEED5C8DAA0DABE.mlwsha1: e1d9533036f42268310d9db42c12c9e9fb37042esha256: dd63fb4bca5192b3f6ed8eeab99f67feccaf53c838c39b1dfc0ff2cfeb1d0879sha512: c393e463b602a76ce233c38109da215d7d9a4c19e1692e5dfd8f3761878ccdcdb30bb40a62cde3d2621e89cf03dd79af6ce3e6cd8cbc32397a62534e3918ec93ssdeep: 6144:RQPStHxkN/86myJ1YpQPBZnzRk5Uf01SSMHy7k0eA4qe+BzQ1PTC6+Cf:a6xT6NJ10EnFYc01SSMSpeA1FBzMTActype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan:Win32/Retefe.B also known as:

DrWeb JS.Proslikefan.13
MicroWorld-eScan Trojan.GenericKD.5961294
FireEye Generic.mg.22830094f0883673
ALYac Trojan.GenericKD.5961294
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
AegisLab Trojan.Win32.Generic.4!c
Sangfor Malware
K7AntiVirus Riskware ( 0040eff71 )
BitDefender Trojan.GenericKD.5961294
K7GW Riskware ( 0040eff71 )
Cybereason malicious.4f0883
Symantec Trojan.Gen.2
APEX Malicious
Avast JS:Retefe-AF [Trj]
Kaspersky UDS:DangerousObject.Multi.Generic
Alibaba Trojan:Win32/Retefe.a690565f
NANO-Antivirus Trojan.Win32.Proslikefan.esonnj
Tencent Js.Trojan-downloader.Js.Hprv
Ad-Aware Trojan.GenericKD.5961294
Emsisoft Trojan.GenericKD.5961294 (B)
F-Secure Heuristic.HEUR/AGEN.1113771
Zillya Trojan.Yakes.Win32.63856
McAfee-GW-Edition BehavesLike.Win32.Generic.fc
Sophos Mal/Generic-S
SentinelOne Static AI – Suspicious PE
Jiangmin TrojanDownloader.Script.hha
Avira HEUR/AGEN.1113771
Antiy-AVL Trojan/Win32.Skeeyah
Microsoft Trojan:Win32/Retefe.B
Arcabit Trojan.Generic.D5AF64E
SUPERAntiSpyware Trojan.Agent/Gen-Downloader
ZoneAlarm HEUR:Trojan-Downloader.Script.Generic
GData Trojan.GenericKD.5961294
Cynet Malicious (score: 100)
AhnLab-V3 Malware/Win32.RL_Generic.R278124
McAfee RDN/GenDownloader.aas
MAX malware (ai score=83)
VBA32 Trojan.Script
Panda Trj/CI.A
ESET-NOD32 a variant of Generik.MRYZFFN
Rising Trojan.Retefe!8.5610 (TOPIS:E0:cGLgfAYX1pN)
Yandex Trojan.Agent!DeFnIUmXtBY
Ikarus Trojan.JS.Retefe
Fortinet JS/Retefe.P!tr
AVG JS:Retefe-AF [Trj]
Paloalto generic.ml
CrowdStrike win/malicious_confidence_90% (W)
Qihoo-360 HEUR/QVM41.2.5A31.Malware.Gen

How to remove Trojan:Win32/Retefe.B?

  • Download and install GridinSoft Anti-Malware.
  • Open GridinSoft Anti-Malware and perform a “Standard scan“.
  • Move to quarantine” all items.
  • Open “Tools” tab – Press “Reset Browser Settings“.
  • Select proper browser and options – Click “Reset”.
  • Restart your computer.
Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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