Categories: Trojan

TrojanDownloader:Win32/Upatre!pz 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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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
  • 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

How to determine TrojanDownloader:Win32/Upatre!pz?


File Info:

name: BF911243AE890D8D8AB7.mlwpath: /opt/CAPEv2/storage/binaries/0740bd5c489c4ed0c870628fdb9f08e734407a89310d5793d5b19db1ce250d51crc32: 72FA4C25md5: bf911243ae890d8d8ab7ee1466a1b539sha1: a76773a7bf02a13375f3b37133a7afc98d443f52sha256: 0740bd5c489c4ed0c870628fdb9f08e734407a89310d5793d5b19db1ce250d51sha512: 510cc03560720e68f207f3130ed5fd412f20310d34750ea667530bc3897ee3a3846121924a3ecd0d3ec6d34cf904f4f224969a513c00d7183cbb239c5c9750e4ssdeep: 12288:9A+AUTpldpbKSb8l52Qyvj5yMUaSv/DLO4A37z3wa362UnNuI55JPB0b+g5W:9A+AUTpldpbba5kv8MUaSzLO/3PwfNNJtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1C9B438352BDB5AB6E313E4F246FAE3F1457AF531921FD25E93CCCF0A45628809A10E16sha3_384: 189cda6485afe0836fa3524ac2ad0c3be6a80664f34579fcc7bf9cd39459132d2312ccf5463f44560264a94415343521ep_bytes: 558bec81ec3c08000053565733f656fftimestamp: 2013-10-15 12:38:30

Version Info:

0: [No Data]

TrojanDownloader:Win32/Upatre!pz also known as:

Bkav W32.AIDetectMalware
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.Ppatre.Gen.1
ClamAV Win.Trojan.DustySky-22
CAT-QuickHeal Trojan.Mauvaise.SL1
Skyhigh BehavesLike.Win32.Generic.hh
McAfee Downloader-FBVZ!BF911243AE89
Malwarebytes Generic.Malware.AI.DDS
Zillya Downloader.WaskiGen.Win32.3
Sangfor Suspicious.Win32.Save.ins
K7AntiVirus Trojan-Downloader ( 0055f33b1 )
K7GW Trojan-Downloader ( 0055f33b1 )
Cybereason malicious.7bf02a
BitDefenderTheta Gen:NN.ZexaF.36744.FyZ@aSwCHJfi
Symantec Downloader.Upatre!gm
tehtris Generic.Malware
ESET-NOD32 a variant of Win32/TrojanDownloader.Waski.A
APEX Malicious
Cynet Malicious (score: 100)
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Trojan.Ppatre.Gen.1
Avast Win32:Vitro [Inf]
Tencent Trojan.Win32.Downloader.wb
Emsisoft Trojan.Ppatre.Gen.1 (B)
Baidu Win32.Trojan-Downloader.Waski.k
F-Secure Trojan.TR/Crypt.XPACK.Gen
DrWeb Trojan.DownLoader25.56634
VIPRE Trojan.Ppatre.Gen.1
TrendMicro Trojan.Win32.UPATRE.SMCBT
Trapmine malicious.high.ml.score
FireEye Generic.mg.bf911243ae890d8d
Sophos Troj/Upatre-YW
Ikarus Trojan-Downloader.Win32.Waski
Jiangmin Trojan.Generic.aacmz
Webroot W32.Trojan.Gen
Google Detected
Avira TR/Crypt.XPACK.Gen
Antiy-AVL Trojan[Downloader]/Win32.Small
Kingsoft malware.kb.a.1000
Microsoft TrojanDownloader:Win32/Upatre!pz
Xcitium TrojWare.Win32.TrojanDownloader.Small.CDC@8mzsfr
Arcabit Trojan.Ppatre.Gen.1
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Win32.Trojan.PSE.10H4FHC
Varist W32/Trojan.LSRX-1522
Acronis suspicious
VBA32 BScope.Trojan.Downloader
ALYac Trojan.Ppatre.Gen.1
MAX malware (ai score=81)
Cylance unsafe
Panda Generic Suspicious
TrendMicro-HouseCall Trojan.Win32.UPATRE.SMCBT
Rising Downloader.Agent!1.C06E (CLASSIC)
Yandex Trojan.GenAsa!xjw/xZS1BKE
SentinelOne Static AI – Malicious PE
MaxSecure Spy.Zbot.wpvt
Fortinet W32/Dloader.ADC!tr
AVG Win32:Vitro [Inf]
DeepInstinct MALICIOUS
CrowdStrike win/malicious_confidence_100% (D)

How to remove TrojanDownloader:Win32/Upatre!pz?

  • 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.
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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