Should I remove “TrojanDownloader:Win32/Small.J”?

The TrojanDownloader:Win32/Small.J 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.J virus can do?

Sample contains Overlay data
The binary contains an unknown PE section name indicative of packing
The executable is compressed using UPX
Authenticode signature is invalid
Anomalous binary characteristics

How to determine TrojanDownloader:Win32/Small.J?


File Info:
name: 334C59ADA8AE6A7D43F8.mlw
path: /opt/CAPEv2/storage/binaries/110b54051c8439872386b8aa684bf2987d4150144a5d362875f2a5810c7d60eb
crc32: 48F11877
md5: 334c59ada8ae6a7d43f8972fd8ef636b
sha1: 3be836f228156c80044154184f1025e8448010bd
sha256: 110b54051c8439872386b8aa684bf2987d4150144a5d362875f2a5810c7d60eb
sha512: 7bb01f9306a21a75ca3ae8f42919da3c7c273186f31fda1c611acc94d97f2b277e0a9d7e75cdbf7c2e9b956ba7f89014c8d1b790ab36a4dea6794bae274cd78b
ssdeep: 192:lBwnvBdf/IuDiJTsfau+aiSfLP/ixvxCpV9AHzaS0evMe:Pc3f/Iu0gaPzSfLavIDi
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1F92419870D424DF1CA8748342246A9465FF9253003B4C4837AEFE5DFEF9B665262CB1D
sha3_384: 16af708c1fcbfa3220ffebf270102a55b4ea28d5b0c00af308305c2d7fcec265126b4819ed14e16916dc10339eddb009
ep_bytes: 33c050505050e88cffffff50ff153020
timestamp: 2002-05-09 12:51:38

Version Info:
0: [No Data]

TrojanDownloader:Win32/Small.J also known as:

Bkav	W32.AIDetectMalware
Elastic	malicious (high confidence)
MicroWorld-eScan	Trojandownloader.Small.J
ClamAV	Win.Downloader.Small-1990
FireEye	Generic.mg.334c59ada8ae6a7d
CAT-QuickHeal	Trojan.MauvaiseRI.S5243471
McAfee	Dialer-RAS.ak
VIPRE	Trojandownloader.Small.J
Sangfor	Suspicious.Win32.Save.a
K7AntiVirus	Trojan ( 0057a6611 )
K7GW	Trojan ( 0057a6611 )
CrowdStrike	win/malicious_confidence_100% (D)
VirIT	Trojan.Win32.SMALL
Symantec	Downloader.Trojan
tehtris	Generic.Malware
ESET-NOD32	Win32/TrojanDownloader.Small.J
APEX	Malicious
Cynet	Malicious (score: 100)
Kaspersky	Trojan-Downloader.Win32.Small.agf
BitDefender	Trojandownloader.Small.J
NANO-Antivirus	Trojan.Win32.Small.dotf
Avast	Win32:Downloader-BVV [Trj]
Tencent	Malware.Win32.Gencirc.10b11886
Emsisoft	Trojandownloader.Small.J (B)
F-Secure	Trojan.TR/Small.DwnLdr.2
DrWeb	Trojan.DownLoader.17736
Zillya	Downloader.Small.Win32.5
TrendMicro	TROJ_DLOADBR.GEN
McAfee-GW-Edition	Dialer-RAS.ak
Trapmine	malicious.moderate.ml.score
Sophos	Mal/DownLdr-G
Ikarus	Trojan-Downloader.Win32.Small
GData	Trojandownloader.Small.J
Jiangmin	TrojanDownloader.Small.j
Avira	TR/Small.DwnLdr.2
Antiy-AVL	Virus/Win32.Expiro.imp
Xcitium	TrojWare.Win32.TrojanDownloader.Small.J@zsg
Arcabit	Trojandownloader.Small.J
ZoneAlarm	Trojan-Downloader.Win32.Small.agf
Microsoft	TrojanDownloader:Win32/Small.J
Google	Detected
AhnLab-V3	Malware/Gen.Generic.R485361
BitDefenderTheta	Gen:NN.ZexaF.36662.nqX@a4A4rol
ALYac	Trojandownloader.Small.J
MAX	malware (ai score=80)
VBA32	TrojanDownloader.Small
Cylance	unsafe
Panda	Trj/Downloader.HMJ
TrendMicro-HouseCall	TROJ_DLOADBR.GEN
Rising	Trojan.Dailer!1.674C (CLASSIC)
Yandex	Trojan.GenAsa!VIsZUt9BspA
SentinelOne	Static AI – Malicious PE
MaxSecure	Trojan.Malware.300983.susgen
Fortinet	W32/Small.FZ!tr.dldr
AVG	Win32:Downloader-BVV [Trj]
Cybereason	malicious.228156
DeepInstinct	MALICIOUS

How to remove TrojanDownloader:Win32/Small.J?

TrojanDownloader:Win32/Small.J removal tool

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.

About the author

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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