PUA

About “NSIS:Downloader-ACE [PUP]” infection

Malware Removal

The NSIS:Downloader-ACE [PUP] 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 NSIS:Downloader-ACE [PUP] virus can do?

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

How to determine NSIS:Downloader-ACE [PUP]?



File Info:

name: EBD51CFE50EBEFD771AB.mlw
path: /opt/CAPEv2/storage/binaries/312372a6d3f9759d6f229978e959469017ebf904bba30d38f9ce21825ce00965
crc32: 53CF75A8
md5: ebd51cfe50ebefd771abca1f8dd0de9a
sha1: ddd091a9f9fbd12613bd61db4a0ed5d05c0b1934
sha256: 312372a6d3f9759d6f229978e959469017ebf904bba30d38f9ce21825ce00965
sha512: 629ee8c506e45ee31da6e3a605762b5960e976e5d22c16656e2f9051853cbd3b090cfefa0d01bbc55eb5b5337c73422b3905e7e53a0a9d5c87da232479ac3273
ssdeep: 1536:SoLDYsac0f2U0ad8XJ25tD9OFaafpkCZtGGZh/abakiha:SoP0d0ad8XJ25eFaaRVhybaJa
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T15C63E19358E49473E582963305B7977ACFF3AF411712016B2B743E6E3D703C29D1A692
sha3_384: 359f65200786d84dfa11ee56bf53b036050cc0abc759dea6f7438f9835dde8451e0e18ccb1aeb2876f6a919b02c7cfe1
ep_bytes: 81ec800100005331db555657895c2418
timestamp: 2009-12-05 22:50:35


Version Info:

FileVersion: 1.9.5.8
Translation: 0x0000 0x04e4

NSIS:Downloader-ACE [PUP] also known as:

BkavW32.AIDetectMalware
LionicAdware.Win32.4Shared.mC8r
tehtrisGeneric.Malware
DrWebTrojan.DownLoader16.26178
MicroWorld-eScanApplication.Bundler.PB
FireEyeGeneric.mg.ebd51cfe50ebefd7
SkyhighBehavesLike.Win32.Suspicious.kc
ALYacApplication.Bundler.PB
Cylanceunsafe
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan-Downloader ( 004ceba01 )
AlibabaAdWare:Win32/AdLoad.ba8527b8
K7GWTrojan-Downloader ( 004ceba01 )
Cybereasonmalicious.9f9fbd
Elasticmalicious (high confidence)
ESET-NOD32a variant of Win32/Packed.RopProof.A suspicious
APEXMalicious
CynetMalicious (score: 100)
Kasperskynot-a-virus:AdWare.Win32.AdLoad.flrs
BitDefenderApplication.Bundler.PB
AvastNSIS:Downloader-ACE [PUP]
TencentWin32.Adware.Adload.Zchl
EmsisoftApplication.Bundler.PB (B)
F-SecureHeuristic.HEUR/AGEN.1338070
BaiduNSIS.Trojan-Downloader.Adload.h
VIPREApplication.Bundler.PB
TrendMicroPAK_Xed-21
Trapminemalicious.high.ml.score
SophosAdLoad (PUA)
IkarusTrojan-Downloader.NSIS.Adload
GDataNSIS.Application.Fourthrem.A
JiangminAdware/Adload.anj
GoogleDetected
AviraHEUR/AGEN.1338070
Antiy-AVLVirus/Win32.Expiro.ropf
Kingsoftmalware.kb.a.1000
ArcabitApplication.Bundler.PB
ZoneAlarmnot-a-virus:AdWare.Win32.AdLoad.flrs
VaristW32/RopProof.H.gen!Eldorado
McAfeeRDN/Generic PUP.x
MAXmalware (ai score=83)
MalwarebytesGeneric.Malware.AI.DDS
PandaTrj/CI.A
TrendMicro-HouseCallPAK_Xed-21
RisingDownloader.AdLoad/NSIS!1.E47E (CLASSIC)
SentinelOneStatic AI – Malicious PE
MaxSecureAdware.W32.AdLoad.flrs_251898
FortinetRiskware/Moat.EE190F0E
AVGNSIS:Downloader-ACE [PUP]
DeepInstinctMALICIOUS
CrowdStrikewin/grayware_confidence_70% (W)

How to remove NSIS:Downloader-ACE [PUP]?

NSIS:Downloader-ACE [PUP] 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.

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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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