Categories: Malware

How to remove “Win32/Remtasu.F”?

The Win32/Remtasu.F 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 Win32/Remtasu.F virus can do?

  • Executable code extraction
  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Injection with CreateRemoteThread in a remote process
  • Creates RWX memory
  • Reads data out of its own binary image
  • Unconventionial language used in binary resources: Spanish (Modern)
  • Uses Windows utilities for basic functionality
  • Executed a process and injected code into it, probably while unpacking
  • Installs itself for autorun at Windows startup
  • Creates a hidden or system file
  • Attempts to modify proxy settings
  • Creates a copy of itself
  • Anomalous binary characteristics

Related domains:

solfoda.no-ip.org

How to determine Win32/Remtasu.F?


File Info:

crc32: ADA1D53Fmd5: f0001b3c909039d7a06e7755a75ca830name: F0001B3C909039D7A06E7755A75CA830.mlwsha1: 8768c36f526602842f1dec9a22cae676a0745268sha256: 2fb5b72fa0cdb805a480ac392b1091b55fe58f16c1fda5a535b3e9bb7f919e09sha512: d61f7ba54e68f94f7e0e8e07f29e62bfc8a666c48ded92065caddee9bb28fce3d42313820b2e2fb19b7b5d1ce48d3aea925799e14f181881b8e6b511ce41c3b6ssdeep: 1536:3lJeUdDL7WigzSuBDHLlDm8E5e6ySp3cmJokYk7jvezorfzygWrdDxo5kwMtKexE:vzdDH5e6ySp3cmJokYk7jWwwx0fbpzBDtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translation: 0x0c0a 0x04b0InternalName: stubFileVersion: 1.00CompanyName: RoProductName: Proyecto1ProductVersion: 1.00OriginalFilename: stub.exe

Win32/Remtasu.F also known as:

Bkav W32.AIDetect.malware1
K7AntiVirus Riskware ( 0040eff71 )
Elastic malicious (high confidence)
ALYac Trojan.Ransom.GenericKD.43355701
Malwarebytes Trojan.Agent.Generic
Zillya Trojan.Xtrat.Win32.133
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (D)
Alibaba Trojan:Win32/Xtrat.6cd98370
K7GW Riskware ( 0040eff71 )
Cybereason malicious.c90903
Symantec ML.Attribute.HighConfidence
ESET-NOD32 Win32/Remtasu.F
APEX Malicious
Avast Win32:VBCrypt-CUA [Trj]
Cynet Malicious (score: 100)
Kaspersky Trojan.Win32.Xtrat.fti
BitDefender Trojan.Ransom.GenericKD.43355701
NANO-Antivirus Trojan.Win32.Xtrat.diuzuu
MicroWorld-eScan Trojan.Ransom.GenericKD.43355701
Tencent Malware.Win32.Gencirc.114cd9df
Ad-Aware Trojan.Ransom.GenericKD.43355701
Sophos ML/PE-A
Comodo Malware@#3ttnj3z9xehps
BitDefenderTheta Gen:NN.ZevbaF.34170.em3@amh0MsM
VIPRE Trojan.Win32.Generic!BT
TrendMicro TROJ_SPNR.35CD14
McAfee-GW-Edition BehavesLike.Win32.Generic.lh
FireEye Generic.mg.f0001b3c909039d7
Emsisoft Trojan.Ransom.GenericKD.43355701 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan/Xtrat.ci
Webroot W32.Injector.Gen
Avira TR/Dropper.Gen
Antiy-AVL Trojan/Generic.ASMalwS.7EE376
Kingsoft Win32.Troj.Generic_a.a.(kcloud)
Microsoft Backdoor:Win32/Xtrat.A
GData Trojan.Ransom.GenericKD.43355701
TACHYON Trojan/W32.VB-Xtrat.80066
McAfee GenericATG-FAD!F0001B3C9090
MAX malware (ai score=100)
VBA32 Trojan.Xtrat
Panda Trj/CI.A
TrendMicro-HouseCall TROJ_SPNR.35CD14
Yandex Trojan.Xtrat!d5cTo6s8mf4
Ikarus Backdoor.Win32.Xtrat
Fortinet W32/Filecoder_CTBLocker.A!tr
AVG Win32:VBCrypt-CUA [Trj]

How to remove Win32/Remtasu.F?

  • 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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