Trojan

What is “TrojanDownloader:Win32/Upatre!pz”?

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
  • CAPE detected the shellcode get eip malware family
  • Attempts to modify proxy settings
  • Yara detections observed in process dumps, payloads or dropped files

How to determine TrojanDownloader:Win32/Upatre!pz?


File Info:

name: 75294ED3CA53D4540BA1.mlw
path: /opt/CAPEv2/storage/binaries/8d2d362539591be07c35d31e9059a3582f4683ae2fc073ca5fa4435e493c7a0d
crc32: 3FF4908A
md5: 75294ed3ca53d4540ba1ac40854c33b1
sha1: a3ab9afddab013b6a4e159f553671be40647ae18
sha256: 8d2d362539591be07c35d31e9059a3582f4683ae2fc073ca5fa4435e493c7a0d
sha512: d6aacff83b8acbd004dba92b77fd546191c3d627a35043cef703c740ec143235afb0e766b1183fdfe1624f9b3acee93978039eac7913a4de6d9daa4960f9a9e4
ssdeep: 192:WHO6V6CXZSYp0aiZni8jt7lz4eUNsU9mH+1TKnaEjb0zUowyy+3obtLu6:W6CpSYp0ai1jf4eVFra85owyydj
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1B96266396ED91A73E3B7CAB6C5F242C6FD21B1227512DC0E409B07490C53F57ADA0A1E
sha3_384: 764204b00b7666be03114190ab997eec053892ba070395010287f6c11adcfb9d23b121c158cf4f0df10cfa938cea12e2
ep_bytes: 558becb83c200000e893030000535657
timestamp: 2013-09-11 14:39:41

Version Info:

0: [No Data]

TrojanDownloader:Win32/Upatre!pz also known as:

BkavW32.AIDetectMalware
Elasticmalicious (high confidence)
DrWebTrojan.DownLoader26.64201
MicroWorld-eScanTrojan.GenericKDZ.94601
ClamAVWin.Malware.Upatre-6722905-0
CAT-QuickHealDownldr.Upatre.S3306061
SkyhighBehavesLike.Win32.Downloader.lz
McAfeeDownloader-FBRM!75294ED3CA53
MalwarebytesGeneric.Malware.AI.DDS
ZillyaTrojan.Bublik.Win32.24463
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 0052964f1 )
K7GWTrojan ( 0052964f1 )
Cybereasonmalicious.ddab01
BitDefenderThetaGen:NN.ZexaF.36744.amY@aGuejGf
VirITTrojan.Win32.Upatre.BT
SymantecDownloader.Upatre!gm
tehtrisGeneric.Malware
ESET-NOD32a variant of Win32/TrojanDownloader.Small.PRL
APEXMalicious
CynetMalicious (score: 100)
KasperskyHEUR:Trojan-Downloader.Win32.Upatre.gen
BitDefenderTrojan.GenericKDZ.94601
NANO-AntivirusTrojan.Win32.DownLoad3.cqsjfu
SUPERAntiSpywareTrojan.Agent/Gen-Downloader
AvastWin32:Downloader-WID [Trj]
TencentTrojan-Downloader.Win32.Upatre.hbg
EmsisoftTrojan.GenericKDZ.94601 (B)
F-SecureTrojan.TR/Crypt.XPACK.Gen
BaiduWin32.Trojan-Downloader.Waski.k
VIPRETrojan.GenericKDZ.94601
Trapminemalicious.high.ml.score
FireEyeGeneric.mg.75294ed3ca53d454
SophosTroj/Upatre-YJ
SentinelOneStatic AI – Malicious PE
GDataWin32.Trojan-Downloader.Upatre.BJ
JiangminTrojanDownloader.Genome.acpr
WebrootW32.Malware.Gen
GoogleDetected
AviraTR/Crypt.XPACK.Gen
MAXmalware (ai score=84)
Antiy-AVLVirus/Win32.Expiro.imp
Kingsoftmalware.kb.b.1000
XcitiumTrojWare.Win32.TrojanDownloader.Small.PRN@7tcee6
ArcabitTrojan.Generic.D17189
ZoneAlarmHEUR:Trojan-Downloader.Win32.Upatre.gen
MicrosoftTrojanDownloader:Win32/Upatre!pz
VaristW32/S-c2fca85b!Eldorado
AhnLab-V3Trojan/Win32.Upatre.R234120
Acronissuspicious
VBA32Trojan.Delf
ALYacTrojan.GenericKDZ.94601
Cylanceunsafe
PandaTrj/Genetic.gen
RisingDownloader.Agent!1.E264 (CLASSIC)
YandexTrojan.GenAsa!LXiB97J6ZtU
IkarusTrojan-Downloader.Win32.Upatre
MaxSecureDownloader.Upatre.a
FortinetW32/Tiny.NIV!tr
AVGWin32:Downloader-WID [Trj]
DeepInstinctMALICIOUS
CrowdStrikewin/malicious_confidence_100% (D)

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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