Categories: Malware

Should I remove “Ursu.858883”?

The Ursu.858883 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 Ursu.858883 virus can do?

  • CAPE extracted potentially suspicious content
  • Authenticode signature is invalid

How to determine Ursu.858883?


File Info:

name: C7024EBB67DFBD89F93B.mlwpath: /opt/CAPEv2/storage/binaries/cda4110af62981e8b3496822ff1d7567a39a539cf399b44094f984734d4bd864crc32: 01751C9Emd5: c7024ebb67dfbd89f93bd0243ba543bfsha1: c7faa179b289b611a42f164eb821985c31b3c5f2sha256: cda4110af62981e8b3496822ff1d7567a39a539cf399b44094f984734d4bd864sha512: b637da9f61cab341a96d152a4807a94f7f99306df86f668c95f80b2efd1fdef5ec6a1e966516b27db71c9e7ea191f062e4b5c2fc55743e4ceaf8411b7baea827ssdeep: 96:sfZX9pXW5KgOXOab+CAwLsI/VdQVVZxC6Qidf/Zp8tOrWBcc0wXzNt:sfZD4weY1/LsI/jQbpXN/YIrWBc3wBtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T178F1D922A7DC8B7ACE314B36ED2362901B78F760DCE7AF5E6584501ADD933044A63B70sha3_384: 9d61b243aca7a5fa43d207a3e4d796384c3741179f63c68d066d67f3561cd1067baa63b44d6c9a6e43787a88c2f90146ep_bytes: ff250020400000000000000000000000timestamp: 2020-03-26 18:53:40

Version Info:

Translation: 0x0000 0x04b0FileDescription: clean1FileVersion: 1.0.0.0InternalName: clean1.exeLegalCopyright: Copyright © 2020OriginalFilename: clean1.exeProductName: clean1ProductVersion: 1.0.0.0Assembly Version: 1.0.0.0

Ursu.858883 also known as:

Lionic Trojan.MSIL.Disfa.4!c
MicroWorld-eScan Gen:Variant.Ursu.858883
FireEye Gen:Variant.Ursu.858883
ALYac Gen:Variant.Ursu.858883
Cylance unsafe
Zillya Downloader.Agent.Win32.403484
Sangfor Downloader.Msil.Disfa.V7sb
K7AntiVirus Trojan-Downloader ( 00544baf1 )
Alibaba Trojan:MSIL/Disfa.50a75aa1
K7GW Trojan-Downloader ( 00544baf1 )
CrowdStrike win/malicious_confidence_100% (W)
VirIT Trojan.Win32.Dnldr27.BWQS
Cyren W32/MSIL_Agent.BSN.gen!Eldorado
Symantec ML.Attribute.HighConfidence
Elastic malicious (moderate confidence)
ESET-NOD32 a variant of MSIL/TrojanDownloader.Agent.FGM
APEX Malicious
Cynet Malicious (score: 100)
Kaspersky HEUR:Trojan.MSIL.Disfa.gen
BitDefender Gen:Variant.Ursu.858883
NANO-Antivirus Trojan.Win32.Disfa.hsfjqe
Avast Win32:GenMaliciousA-JOL [Trj]
Tencent Msil.Trojan-Downloader.Ader.Mcnw
Emsisoft Gen:Variant.Ursu.858883 (B)
F-Secure Trojan.TR/Dldr.Agent.ltgux
DrWeb Trojan.DownLoader33.24806
VIPRE Gen:Variant.Ursu.858883
McAfee-GW-Edition Artemis!Trojan
Sophos Mal/Generic-S
GData Gen:Variant.Ursu.858883
Jiangmin Trojan.MSIL.oktk
Avira TR/Dldr.Agent.ltgux
Antiy-AVL Trojan/MSIL.Disfa
Xcitium Malware@#3odlra9mbrg7t
Arcabit Trojan.Ursu.DD1B03
ZoneAlarm HEUR:Trojan.MSIL.Disfa.gen
Microsoft Trojan:Win32/Wacatac.B!ml
Google Detected
AhnLab-V3 Trojan/Win32.Wacatac.C4062344
McAfee Artemis!C7024EBB67DF
MAX malware (ai score=82)
VBA32 Downloader.MSIL.gen.rexp
Malwarebytes Generic.Malware/Suspicious
Panda Trj/GdSda.A
Rising Backdoor.Revetrat!8.E4C1 (CLOUD)
Ikarus Trojan-Downloader.MSIL.Agent
MaxSecure Trojan.Malware.300983.susgen
Fortinet MSIL/Agent.FGM!tr.dldr
BitDefenderTheta Gen:NN.ZemsilF.36662.am0@amgulwg
AVG Win32:GenMaliciousA-JOL [Trj]
Cybereason malicious.b67dfb
DeepInstinct MALICIOUS

How to remove Ursu.858883?

  • 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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