Categories: Trojan

Trojan:Win32/Oserloq.A removal tips

The Trojan:Win32/Oserloq.A 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/Oserloq.A virus can do?

  • Sample contains Overlay data
  • The binary contains an unknown PE section name indicative of packing
  • The binary likely contains encrypted or compressed data.
  • The executable is likely packed with VMProtect
  • Authenticode signature is invalid

How to determine Trojan:Win32/Oserloq.A?


File Info:

name: 50587F2D8CEEF3525AD0.mlwpath: /opt/CAPEv2/storage/binaries/c1221e58231ee00785f61749507088597e599b9f48bbffd96a21a914acd98318crc32: 844107EEmd5: 50587f2d8ceef3525ad02e3c75415201sha1: 156d18b4417c7e859a356789e81cae956512c82bsha256: c1221e58231ee00785f61749507088597e599b9f48bbffd96a21a914acd98318sha512: f1a8bfafe9ee56f090623fb3f9827c48f92ef6e0ea976be0537684ec6a79039590b9e2b4d175f473353ab26b71090f501e72fc56a92f6f227044ef36fa230ed4ssdeep: 6144:HGIqEAKI2t+J3iYcBdbouZxLiBI3klNj2M3wOxbvJjh81+5PkO6ub:h3I2t+oYC040lNj2MAKBq1BxEtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T17F74F152ABB240B0D8D70A75892EE31EF77455104F29EE6B83D419C498B26E73D3C39Esha3_384: 8625101040f07f65098f0b967a0f378bd897c800de458c495bb40b2a68573b9e1ea720dc431314e424b0da3a07275453ep_bytes: e9ed2d00006860e84931c6442408168dtimestamp: 2013-10-07 11:20:05

Version Info:

Author: CompanyName: SQL ServerFileDescription: SQL ServerFileVersion: 1.0.0.394InternalName: SQLServer.sysLegalCopyright: Copyright ? 2013 SQL ServerOriginalFilename: SQLServerProductName: SQL ServerProductVersion: 1.0Website: Translation: 0x0000 0x04b0

Trojan:Win32/Oserloq.A also known as:

Bkav W32.AIDetectMalware
Lionic Trojan.Win32.Agent.lVn7
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Barys.30766
ClamAV Win.Trojan.Agent-1345452
CAT-QuickHeal TrojanDropper.Oserloq.A8
ALYac Gen:Variant.Barys.30766
Malwarebytes Malware.AI.1140609179
Zillya Rootkit.Agent.Win32.14997
Sangfor Suspicious.Win32.Save.a
K7AntiVirus Backdoor ( 0051bf8e1 )
Alibaba Trojan:Win32/Oserloq.0cca1e14
K7GW RootKit ( 00493ec71 )
Cybereason malicious.d8ceef
Baidu Win32.Rootkit.Agent.k
VirIT Trojan.Win32.Graftor.OIWN
Cyren W32/Rootkit.W.gen!Eldorado
Symantec Hacktool.Rootkit
tehtris Generic.Malware
ESET-NOD32 a variant of Win32/Rootkit.Agent.NYT
APEX Malicious
Cynet Malicious (score: 99)
Kaspersky Rootkit.Win32.Agent.dqnx
BitDefender Gen:Variant.Barys.30766
NANO-Antivirus Trojan.Win32.Agent.dvrciq
SUPERAntiSpyware Trojan.Agent/Gen-Oserloq
Avast Win32:Evo-gen [Trj]
Tencent Malware.Win32.Gencirc.10b271ec
Emsisoft Gen:Variant.Barys.30766 (B)
F-Secure Trojan.TR/Graftor.oiwnena
DrWeb Trojan.NtRootKit.20433
VIPRE Gen:Variant.Barys.30766
TrendMicro TROJ_OSERLOQ_EI1504F9.UVPM
McAfee-GW-Edition Trojan-FDQT!50587F2D8CEE
Trapmine malicious.high.ml.score
FireEye Generic.mg.50587f2d8ceef352
Sophos Mal/Generic-S
Ikarus Trojan.Win32.Rootkit
GData Gen:Variant.Barys.30766
Jiangmin Rootkit.Agent.pci
Avira TR/Graftor.oiwnena
Antiy-AVL Trojan/Win32.SGeneric
Xcitium TrojWare.Win32.Agent.BWSA@57ap35
Arcabit Trojan.Barys.D782E
ZoneAlarm Rootkit.Win32.Agent.dqnx
Microsoft Trojan:Win32/Oserloq.A
Google Detected
AhnLab-V3 Trojan/Win32.Rootkit.R98863
McAfee Trojan-FDQT!50587F2D8CEE
MAX malware (ai score=100)
VBA32 Rootkit.Agent
Cylance unsafe
Panda Trj/CI.A
TrendMicro-HouseCall TROJ_OSERLOQ_EI1504F9.UVPM
Rising Rootkit.Lozer!1.9F65 (CLASSIC)
Yandex Rootkit.Agent!wOW+6gNzK58
SentinelOne Static AI – Malicious PE
MaxSecure Trojan.Malware.121218.susgen
Fortinet W32/Rootkit.NYT!tr
AVG Win32:Evo-gen [Trj]
DeepInstinct MALICIOUS
CrowdStrike win/malicious_confidence_100% (W)

How to remove Trojan:Win32/Oserloq.A?

  • 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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