Trojan

About “Trojan.Downloader.JREC” infection

Malware Removal

The Trojan.Downloader.JREC 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 Trojan.Downloader.JREC virus can do?

  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • Anomalous file deletion behavior detected (10+)
  • Dynamic (imported) function loading detected
  • Reads data out of its own binary image
  • Drops a binary and executes it
  • Unconventionial language used in binary resources: Greek
  • Authenticode signature is invalid
  • Anomalous binary characteristics
  • Binary compilation timestomping detected

How to determine Trojan.Downloader.JREC?


File Info:

name: BEF33166086564259E3D.mlw
path: /opt/CAPEv2/storage/binaries/405c4083defdd1822b4326eb412096e601af1be2c14049aadc1dafae04b4f1d9
crc32: E703A39F
md5: bef33166086564259e3dd886bf5bd3b2
sha1: 5d97c22aba14ca7b8258a7e368b313c273fe19e5
sha256: 405c4083defdd1822b4326eb412096e601af1be2c14049aadc1dafae04b4f1d9
sha512: 4e21ca66f5f753ab7eef5495ba5cebc8e8fd401e3851a94afc356da1d9bb234c890012f270b5d9e27c288a3165b902d40d04fe928a68892af6e2b85fc2ba1fa0
ssdeep: 384:cnrwWTrWXWFDWXfXeN6S3l1tGamgYCNXrg:ywyrWXY6vXWz75tNbg
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T15CE2E935CA91D83EF1A6CC75E83BCA276C3269684360459F062C74763661FB3876FA0D
sha3_384: b8be9dab57477123ff457582a8ab36830a4616a6ee136a0bb959da10937b5e8b7fc3ce0479863ee5e37a6eccfed3025d
ep_bytes: 558bec6aff686833400068e029400064
timestamp: 2065-06-20 23:43:34

Version Info:

CompanyName: Nangdrago
FileDescription: Nangdrago Ind.
FileVersion: Version 1.2
InternalName: Nangdrago
LegalCopyright: Copyright by Nangdrago Ind.
OriginalFilename: Nangdrago
Translation: 0x0408 0x04b2

Trojan.Downloader.JREC also known as:

BkavW32.AIDetect.malware2
tehtrisGeneric.Malware
MicroWorld-eScanTrojan.Downloader.JREC
FireEyeGeneric.mg.bef3316608656425
CAT-QuickHealTrojanDwnldr.Upatre.AA4
ALYacTrojan.Downloader.JREC
CylanceUnsafe
Sangfor[ARMADILLO V1.71]
Cybereasonmalicious.608656
BaiduWin32.Trojan-Downloader.Waski.a
CyrenW32/Downloader.SQQM-6675
SymantecDownloader.Upatre!gen5
Elasticmalicious (high confidence)
ESET-NOD32Win32/TrojanDownloader.Waski.A
APEXMalicious
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderTrojan.Downloader.JREC
NANO-AntivirusTrojan.Win32.Upatre.dgvgyq
AvastWin32:Downloader-WIH [Trj]
Ad-AwareTrojan.Downloader.JREC
EmsisoftTrojan.Downloader.JREC (B)
ComodoTrojWare.Win32.Kryptik.CNYX@5gkfaq
DrWebTrojan.DownLoader11.37407
TrendMicroTROJ_UPATRE.SM37
McAfee-GW-EditionBehavesLike.Win32.Downloader.nt
SophosML/PE-A + Mal/Zbot-QL
SentinelOneStatic AI – Malicious PE
GDataTrojan.Downloader.JREC
JiangminTrojanDownloader.Upatre.gw
ArcabitTrojan.Downloader.JREC
MicrosoftTrojanDownloader:Win32/Upatre.AF
CynetMalicious (score: 100)
AhnLab-V3Trojan/Win32.Upatre.R121722
McAfeeDownloader-FSH
MAXmalware (ai score=82)
VBA32TrojanDownloader.Upatre
TrendMicro-HouseCallTROJ_UPATRE.SM37
RisingTrojan.Generic@AI.93 (RDMK:cmRtazqkmv63aP/KftwrVURBvR5u)
IkarusTrojan-Spy.Zbot
FortinetW32/Waski.A!tr
BitDefenderThetaGen:NN.ZexaF.34638.cm1@aCbCimaO
AVGWin32:Downloader-WIH [Trj]
PandaTrj/Genetic.gen
CrowdStrikewin/malicious_confidence_100% (D)

How to remove Trojan.Downloader.JREC?

Trojan.Downloader.JREC 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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