Trojan

TrojanDownloader:Win32/Upatre!pz malicious file

Malware Removal

The TrojanDownloader:Win32/Upatre!pz 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/Upatre!pz virus can do?

  • Sample contains Overlay data
  • Performs HTTP requests potentially not found in PCAP.
  • Reads data out of its own binary image
  • Drops a binary and executes it
  • The binary contains an unknown PE section name indicative of packing
  • Executable file is packed/obfuscated with MPRESS
  • Authenticode signature is invalid
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • Attempts to modify proxy settings
  • Anomalous binary characteristics
  • Yara rule detections observed from a process memory dump/dropped files/CAPE

How to determine TrojanDownloader:Win32/Upatre!pz?


File Info:

name: 158CE41E70C85164D238.mlw
path: /opt/CAPEv2/storage/binaries/a8dd1b5f2c992f420775c6c6cffbde6928e03c7172cf193b5b9f1846eb82f3c8
crc32: C513C785
md5: 158ce41e70c85164d238c31f8fab11b2
sha1: e075f256ab051e4059fe3c729d6c1ae8a39dade7
sha256: a8dd1b5f2c992f420775c6c6cffbde6928e03c7172cf193b5b9f1846eb82f3c8
sha512: 7b542a797af4f8b6969a5d54a63bb8ff5d8128b90e30d44db914080139d2ba502504861f98620bef2f434e8136227bb5a7c486070953123ecabe408ac16a554c
ssdeep: 384:K+Ozz4Pz/uYpzATWZ5YpPaiTzELDr0+BBfBR02Ie+xVjOIImiN3Yl8H:K+OoP6bIeabzLfn0TfVjOf1N3Yl8H
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T18FA3863C2FD55A77E37BCAB6C5F255C7F925B42239129C0D40DB43440823FA6AEA1A1E
sha3_384: 3814e1c989f0acb1d55c61d85b45232777dc1ac3bed9d8023496ecb856eeba3ed572a178bdb2c5439a05389d17c61950
ep_bytes: 558becb83c200000e893030000535657
timestamp: 2013-09-11 14:39:41

Version Info:

0: [No Data]

TrojanDownloader:Win32/Upatre!pz also known as:

BkavW32.AIDetectMalware
LionicTrojan.Win32.Upatre.1j!c
Elasticmalicious (high confidence)
DrWebTrojan.DownLoader26.64201
MicroWorld-eScanTrojan.GenericKD.48063313
ClamAVWin.Trojan.Generic-9907715-0
CAT-QuickHealTrojan.GenericCS.S24128547
SkyhighBehavesLike.Win32.Infected.nz
McAfeeDownloader-FBRM!158CE41E70C8
MalwarebytesGeneric.Malware.AI.DDS
ZillyaDownloader.Small.Win32.137540
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 0052964f1 )
AlibabaTrojan:Win32/Upatre.110cc
K7GWTrojan ( 0052964f1 )
Cybereasonmalicious.6ab051
ArcabitTrojan.Generic.D2DD6351
BitDefenderThetaGen:NN.ZexaF.36680.giY@aySfa8n
SymantecDownloader.Upatre!gm
tehtrisGeneric.Malware
ESET-NOD32a variant of Win32/TrojanDownloader.Small.PRL
APEXMalicious
CynetMalicious (score: 100)
KasperskyUDS:Trojan.Win32.Bublik
BitDefenderTrojan.GenericKD.48063313
NANO-AntivirusTrojan.Win32.DownLoad3.cqsjfu
AvastWin32:Downloader-WID [Trj]
TencentTrojan-Downloader.Win32.Small.he
EmsisoftTrojan.GenericKD.48063313 (B)
F-SecureTrojan.TR/Patched.Ren.Gen
BaiduWin32.Trojan-Downloader.Waski.k
VIPRETrojan.GenericKD.48063313
TrendMicroTROJ_GEN.R002C0CA724
SophosTroj/Upatre-YW
IkarusTrojan.Win32.Agent
JiangminTrojanDownloader.Genome.acpr
WebrootW32.Malware.Gen
AviraTR/Patched.Ren.Gen
Antiy-AVLTrojan/Win32.Waski.a
Kingsoftmalware.kb.a.1000
XcitiumTrojWare.Win32.TrojanDownloader.Small.PRN@7tcee6
MicrosoftTrojanDownloader:Win32/Upatre!pz
ZoneAlarmVHO:Trojan-Downloader.Win32.Small.gen
GDataWin32.Trojan-Downloader.Upatre.BJ
VaristW32/SmallTrojan.CR.gen!Eldorado
AhnLab-V3Downloader/Win.Upatre.R589472
Acronissuspicious
VBA32Trojan.Downloader
ALYacTrojan.GenericKD.48063313
Cylanceunsafe
PandaTrj/Genetic.gen
TrendMicro-HouseCallTROJ_GEN.R002C0CA724
RisingDownloader.Agent!1.E264 (CLASSIC)
YandexTrojan.DL.Small!dssFdhTXVBw
SentinelOneStatic AI – Malicious PE
MaxSecureTrojan.Upatre.Gen
FortinetW32/Tiny.NIV!tr
AVGWin32:Downloader-WID [Trj]
DeepInstinctMALICIOUS
CrowdStrikewin/malicious_confidence_100% (W)

How to remove TrojanDownloader:Win32/Upatre!pz?

TrojanDownloader:Win32/Upatre!pz 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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