Categories: Trojan

What is “Trojan-Downloader.Win32.Alien.pee”?

The Trojan-Downloader.Win32.Alien.pee 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 Trojan-Downloader.Win32.Alien.pee virus can do?

  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Drops a binary and executes it
  • The binary likely contains encrypted or compressed data.
  • Uses Windows utilities to enumerate running processes
  • Authenticode signature is invalid
  • A ping command was executed with the -n argument possibly to delay analysis
  • Uses Windows utilities for basic functionality
  • Detects the presence of Windows Defender AV emulator via files
  • Anomalous binary characteristics
  • Uses suspicious command line tools or Windows utilities

How to determine Trojan-Downloader.Win32.Alien.pee?


File Info:

name: B3E005D412FC8159AC39.mlwpath: /opt/CAPEv2/storage/binaries/9eed7e56fcd72ae8319326cf3cf019701324b40acddc4424cc6356a9c93a4098crc32: 03191423md5: b3e005d412fc8159ac39b92f4c6df000sha1: c5d203276726ddc26e986f2b207a5403cea3089asha256: 9eed7e56fcd72ae8319326cf3cf019701324b40acddc4424cc6356a9c93a4098sha512: ad98a18504537cd8f7e8b1f8d682a1ed93a25730039d051eeb249bc63ebc6219779e599e3cd1fcfdbc41ea852b9f545c1f61c69eb9597abed0a836e50f1dd816ssdeep: 49152:iuA8Yq71C/APkCKdWk2vStP3VhnCRDGQpvbjjoa0fxy3vjjmi5UaDAxel:tKGZKQ3StPLChpbom3nfkxeltype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T128E51282305E401BF66729F15C5E989131527EE5A23AE35C1287FA2F85F337601AF7B8sha3_384: a7e86bcd5e206ea4146e0abb90a24bfe173c8f456f5c08cf89368e723dcd33c867547083d0ba7c5f6ccf3be2508116a7ep_bytes: e803070000e905000000cccccccccc6atimestamp: 2018-01-01 04:48:28

Version Info:

CompanyName: Dnrnfggmt MhwcavqvnyFileDescription: Cancello85 Doni DalFileVersion: 8.9.7907.29238 (qqdzspf_gqt.081795-9580)InternalName: CmsgnatLegalCopyright: © Dnrnfggmt Mhwcavqvny. Vdr Byxjtk Kulrgpiw.OriginalFilename: YUGJOVT.EXE .XLJPrivateBuild: JgwkinunofarProductName: Jupcsxzj TiwbcrhqProductVersion: 8.9.7907.29238Translation: 0x0409 0x04b0

Trojan-Downloader.Win32.Alien.pee also known as:

Bkav W32.AIDetect.malware2
MicroWorld-eScan VB:Trojan.Valyria.4308
Cylance Unsafe
Symantec ML.Attribute.HighConfidence
Elastic malicious (moderate confidence)
Kaspersky Trojan-Downloader.Win32.Alien.pee
VIPRE VB:Trojan.Valyria.4308
McAfee-GW-Edition BehavesLike.Win32.BadFile.wc
SentinelOne Static AI – Suspicious PE
Trapmine suspicious.low.ml.score
Microsoft Trojan:Win32/Wacatac.H!ml
McAfee Artemis!B3E005D412FC
Malwarebytes Trojan.Agent.HDC.Generic
APEX Malicious
MaxSecure Trojan.Malware.300983.susgen
CrowdStrike win/malicious_confidence_60% (W)

How to remove Trojan-Downloader.Win32.Alien.pee?

  • 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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