Trojan

UDS:Trojan-Downloader.Win32.Small removal guide

Malware Removal

The UDS:Trojan-Downloader.Win32.Small 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.

GridinSoft Anti-Malware

Gridinsoft Anti-Malware

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 UDS:Trojan-Downloader.Win32.Small virus can do?

  • Reads data out of its own binary image
  • A process created a hidden window
  • Drops a binary and executes it
  • Network activity detected but not expressed in API logs
  • Creates a slightly modified copy of itself
  • Anomalous binary characteristics

How to determine UDS:Trojan-Downloader.Win32.Small?


File Info:

crc32: 12711EB2
md5: ab7a0f6c00906727c8e886ec5e9e0ed0
name: AB7A0F6C00906727C8E886EC5E9E0ED0.mlw
sha1: 8ff64da55249e0397e554412f1cec6c7b921035b
sha256: 15be75af9e3e4f2b0e5e0e5046b8b1b21f52b17603980b079447a03b5ff9c161
sha512: 0e0599a958b21d1d2e0a645371dc8fa579d912bd4c8e683feac31320cad53f9474056e92d6a2a2122e400ae549f10b4daffcf216107385c3a741f706350d39ca
ssdeep: 384:+ITiMVAhzlbNqzW1PRD8+6Cf/ZYQskkRmKD+5ZO:fTBuNqzWbjf/ZF4mKyO
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

UDS:Trojan-Downloader.Win32.Small also known as:

K7AntiVirusTrojan-Downloader ( 004546b61 )
Elasticmalicious (high confidence)
DrWebTrojan.DownLoader10.8528
ClamAVWin.Malware.Upatre-6722907-0
CAT-QuickHealTrojan.Mauvaise.SL1
ALYacTrojan.Agent.CJOO
CylanceUnsafe
ZillyaDownloader.Tiny.Win32.4156
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (W)
AlibabaMalware:Win32/km_28d88.None
K7GWTrojan-Downloader ( 004546b61 )
Cybereasonmalicious.c00906
CyrenW32/Downloader.FKQY-3693
SymantecML.Attribute.HighConfidence
ESET-NOD32Win32/TrojanDownloader.Tiny.NIV
APEXMalicious
AvastWin32:Downloader-WID [Trj]
CynetMalicious (score: 100)
KasperskyUDS:Trojan-Downloader.Win32.Small.gen
BitDefenderTrojan.Agent.CJOO
NANO-AntivirusTrojan.Win32.Dwn.dikqpr
ViRobotTrojan.Win32.Agent.35880
MicroWorld-eScanTrojan.Agent.CJOO
TencentMalware.Win32.Gencirc.10ce3d39
Ad-AwareTrojan.Agent.CJOO
SophosML/PE-A + Troj/Upatre-XO
ComodoTrojWare.Win32.TrojanDownloader.Upatre.ACC@56yhj8
BitDefenderThetaGen:NN.ZexaF.34236.dmZ@a81Dcfi
VIPRETrojan-Downloader.Win32.Upatre.a (v)
TrendMicroTROJ_UPATRE.SMAZ
McAfee-GW-EditionBehavesLike.Win32.Upatre.kz
FireEyeGeneric.mg.ab7a0f6c00906727
EmsisoftTrojan.Agent.CJOO (B)
SentinelOneStatic AI – Malicious PE
JiangminTrojanDownloader.Generic.ampd
WebrootW32.Malware.Gen
AviraTR/ATRAPS.Gen
Antiy-AVLTrojan/Generic.ASMalwS.CA65BA
MicrosoftTrojan:Win32/Zbot.DC!MTB
SUPERAntiSpywareTrojan.Agent/Gen-Downloader
GDataWin32.Trojan.PSE.LEV8LL
AhnLab-V3Trojan/Win32.Zbot.R83549
Acronissuspicious
McAfeeUpatre-FAAI!AB7A0F6C0090
MAXmalware (ai score=81)
VBA32Trojan.Downloader
MalwarebytesTrojan.Downloader
PandaTrj/Genetic.gen
TrendMicro-HouseCallTROJ_UPATRE.SMAZ
RisingDownloader.Waski!1.A489 (CLASSIC)
YandexTrojan.DL.Tiny!nleUX1B/qxo
IkarusTrojan-Downloader.Win32.Tiny
MaxSecureDownloader.Upatre.a
FortinetW32/Tiny.NIV!tr
AVGWin32:Downloader-WID [Trj]
Paloaltogeneric.ml

How to remove UDS:Trojan-Downloader.Win32.Small?

UDS:Trojan-Downloader.Win32.Small 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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