Categories: Backdoor

Backdoor:Win32/Oztratz.B removal

The Backdoor:Win32/Oztratz.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 Backdoor:Win32/Oztratz.B virus can do?

  • Executable code extraction
  • Creates RWX memory
  • Unconventionial language used in binary resources: Portuguese
  • Anomalous binary characteristics

How to determine Backdoor:Win32/Oztratz.B?


File Info:

crc32: 1A5AB3FFmd5: b4c9b6d3f600a4c3a5a88e7ba24467f3name: B4C9B6D3F600A4C3A5A88E7BA24467F3.mlwsha1: 41af4481b2b4b11a1bf56f30be3011038290db85sha256: 922dd9f95bc46980f54a748a815b4ed7e263ce147910f6d9bd73f0946906bcaesha512: a16a74a2fa55ec26c75e6a2104d37da570675531eebc0a42ea376a368ce38af44d5839a62a917050f3e9f9b56d4aec10a0cc4836c538c62dd0a200bf8f14504bssdeep: 6144:C7RKk/SukT7ovfiE8r+JHsDCam4Ldpmur1:YX/Rm7MdvACaOur1type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

eUp Software: Hx10x01FileDescriptionComments: @x10x01CompanyNameeUp Utilities 2014: @x0ex01ProductVersionyright xa9 AVG Netherlands B. V. 2011: Lx12x01LegalTrademarkseUp Utilitiesx2122: Lx16x01ProductNameeUp Undelete: <x0ex01FileVersion0.1000.340: DTranslation: 0x0407 0x04b0

Backdoor:Win32/Oztratz.B also known as:

Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
ALYac Trojan.Ransom.Cerber.1
Cylance Unsafe
Zillya Trojan.Vucha.Win32.128
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Backdoor:Win32/Oztratz.fd82c9dd
K7GW Trojan ( 005224381 )
K7AntiVirus Trojan ( 005224381 )
Baidu Win32.Trojan.Kryptik.alb
Symantec Packed.Generic.459
ESET-NOD32 a variant of Win32/GenKryptik.AZX
APEX Malicious
Avast Win32:Malware-gen
Kaspersky HEUR:Trojan.Win32.Vucha.dc
BitDefender Trojan.Ransom.Cerber.1
NANO-Antivirus Trojan.Win32.Vucha.evisdw
MicroWorld-eScan Trojan.Ransom.Cerber.1
Tencent Win32.Trojan.Generic.Pgmr
Ad-Aware Trojan.Ransom.Cerber.1
Sophos Mal/Generic-R + Mal/EncPk-APV
Comodo MalCrypt.Indus!@1qrzi1
BitDefenderTheta AI:Packer.6FCE5D1220
VIPRE Trojan.Win32.Reveton.a (v)
TrendMicro Ransom_CERBER.SMEJ5
McAfee-GW-Edition BehavesLike.Win32.PUPXCT.cm
FireEye Generic.mg.b4c9b6d3f600a4c3
Emsisoft Trojan.Ransom.Cerber.1 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Vucha.lt
Avira HEUR/AGEN.1129194
Microsoft Backdoor:Win32/Oztratz.B
Arcabit Trojan.Ransom.Cerber.1
AegisLab Trojan.Win32.Vucha.4!c
GData Trojan.Ransom.Cerber.1
AhnLab-V3 Trojan/Win32.RL_Cerber.R330510
Acronis suspicious
McAfee Ransomware-GCQ!B4C9B6D3F600
MAX malware (ai score=100)
VBA32 BScope.TrojanDownloader.Troxen
Malwarebytes Malware.AI.2900043248
Panda Trj/GdSda.A
TrendMicro-HouseCall Ransom_CERBER.SMEJ5
Rising Backdoor.Vawtrak!1.AEEC (CLOUD)
Yandex Trojan.GenAsa!GLHkoqzvJHc
Ikarus Trojan-Spy.Win32.Ursnif
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Kryptik.FQRH!tr
AVG Win32:Malware-gen
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Cerber.HxQB8ekA

How to remove Backdoor:Win32/Oztratz.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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