Categories: Trojan

TrojanDownloader:Win32/Small.ZZB removal guide

The TrojanDownloader:Win32/Small.ZZB 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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Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
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What TrojanDownloader:Win32/Small.ZZB virus can do?

  • Unconventionial language used in binary resources: Portuguese (Brazilian)
  • The binary contains an unknown PE section name indicative of packing
  • Authenticode signature is invalid
  • Attempts to modify proxy settings

How to determine TrojanDownloader:Win32/Small.ZZB?


File Info:

name: D34F32510ACACB704B6D.mlwpath: /opt/CAPEv2/storage/binaries/fd937b9ae9e15226f62c692858882ea4643126c9d3f9adbade90cc59a0e0ed74crc32: FF522540md5: d34f32510acacb704b6d96dd3b40cf05sha1: 963d95e748027592de1334afd91afc9dba2264e1sha256: fd937b9ae9e15226f62c692858882ea4643126c9d3f9adbade90cc59a0e0ed74sha512: 0c823d255cda94ce06a6d29e9c5573fb35fcec8dfae7012f4f127f86d58217d66ef013f2d5302eb6e61e294c4f259c2f414b303a18086395820107b78cfb90eassdeep: 1536:u7qlsQiy+mIL9YmBgm/ZvMWM2zGL7IJd2JW7VplPfp8Rj4MHuCntS00fcV+TNAK:gry4y6hvMWI6NJ8Nngfc86Ktype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T18FC36BB3D9C4C871E8901F7835B1DD6455BF6F643C3CB41D9AA8B99A4B3B3C1246824Bsha3_384: 85a0191541613fbce5fb4e752c0e6e2ce0c0a03186de41a722cf181c6ecf53b7f046084dc0c1563c566cd9a2b27d9d16ep_bytes: 558bec83c4ec53565733c08945ecb864timestamp: 1992-06-19 22:22:17

Version Info:

0: [No Data]

TrojanDownloader:Win32/Small.ZZB also known as:

Bkav W32.Common.666A8EBC
Lionic Trojan.Win32.Agent.a!c
Elastic malicious (high confidence)
DrWeb Trojan.DownLoad1.21909
MicroWorld-eScan Trojan.Generic.34446121
Skyhigh BehavesLike.Win32.Eggnog.ch
McAfee GenericRXAA-AA!D34F32510ACA
Malwarebytes Malware.AI.4132956924
VIPRE Trojan.Generic.34446121
Sangfor Suspicious.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba TrojanDownloader:Win32/Banload.42f539e3
K7GW Trojan ( 7000000f1 )
K7AntiVirus Trojan ( 7000000f1 )
BitDefenderTheta AI:Packer.A35413F51F
Symantec ML.Attribute.HighConfidence
ESET-NOD32 Win32/TrojanDownloader.Banload.OBJ
APEX Malicious
TrendMicro-HouseCall TROJ_SMALL.IAX
ClamAV Win.Downloader.62310-1
Kaspersky UDS:DangerousObject.Multi.Generic
BitDefender Trojan.Generic.34446121
Avast Win32:Trojan-gen
Tencent Malware.Win32.Gencirc.1181f090
Emsisoft Trojan.Generic.34446121 (B)
F-Secure Trojan.TR/Dldr.Delphi.Gen
Zillya Downloader.Agent.Win32.66345
TrendMicro TROJ_SMALL.IAX
Trapmine malicious.high.ml.score
FireEye Generic.mg.d34f32510acacb70
Sophos Mal/DelpDldr-C
SentinelOne Static AI – Malicious PE
MAX malware (ai score=100)
Jiangmin TrojanDownloader.Agent.aoqw
Webroot W32.Malware.Downloader
Google Detected
Avira TR/Dldr.Delphi.Gen
Varist W32/Delfloader.B.gen!Eldorado
Antiy-AVL Trojan[Downloader]/Win32.Agent
Kingsoft malware.kb.a.998
Microsoft TrojanDownloader:Win32/Small.ZZB
Xcitium TrojWare.Win32.TrojanDownloader.Delf.gen@1xqow5
Arcabit Trojan.Generic.D20D9B29
ViRobot Trojan.Win32.Downloader.118784.U
ZoneAlarm UDS:DangerousObject.Multi.Generic
GData Trojan.Generic.34446121
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Banload.R39116
VBA32 suspected of Trojan.Downloader.gen
ALYac Trojan.Generic.34446121
Cylance unsafe
Panda Generic Malware
Rising Malware.Bancos!8.EAA9 (TFE:4:KcICs7hwRxT)
Yandex Trojan.GenAsa!QrEBh47Pf04
Ikarus Trojan-Downloader.Win32.Banload
MaxSecure Trojan.Malware.784982.susgen
Fortinet W32/DelpDldr.AOXQ!tr.dldr
AVG Win32:Trojan-gen
Cybereason malicious.10acac
DeepInstinct MALICIOUS
alibabacloud Trojan

How to remove TrojanDownloader:Win32/Small.ZZB?

  • 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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