Win32/TrojanDownloader.Wauchos.AF removal

The Win32/TrojanDownloader.Wauchos.AF 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 Win32/TrojanDownloader.Wauchos.AF virus can do?

• Behavioural detection: Executable code extraction – unpacking
• Sample contains Overlay data
• Yara rule detections observed from a process memory dump/dropped files/CAPE
• Creates RWX memory
• Dynamic (imported) function loading detected
• Enumerates running processes
• Expresses interest in specific running processes
• Reads data out of its own binary image
• CAPE extracted potentially suspicious content
• Removes Security and Maintenance icon from Start menu, Taskbar and notifications
• Authenticode signature is invalid
• Behavioural detection: Injection (Process Hollowing)
• Executed a process and injected code into it, probably while unpacking
• Exhibits behavior characteristic of Andromeda/Gamarue malware
• Deletes its original binary from disk
• Behavioural detection: Injection (inter-process)
• Attempts to stop active services
• Tries to unhook or modify Windows functions monitored by Cuckoo
• Created a process from a suspicious location
• Installs itself for autorun at Windows startup
• CAPE detected the Andromeda malware family
• Creates a copy of itself
• Deletes executed files from disk
• Attempts to disable UAC
• Attempts to interact with an Alternate Data Stream (ADS)
• Attempts to modify Explorer settings to prevent hidden files from being displayed
• Attempts to modify user notification settings

How to determine Win32/TrojanDownloader.Wauchos.AF?

File Info:
name: EAC0D71CF2CA9262F44E.mlw
path: /opt/CAPEv2/storage/binaries/e2b0b9311f345b1bb92abdf910d2b3a5f2abbd789e629c539d89690ee6b7f5e9
crc32: 71A38D9F
md5: eac0d71cf2ca9262f44e7df90214b404
sha1: 9508a4390afeebb1899ebcc827659af9d7d9c064
sha256: e2b0b9311f345b1bb92abdf910d2b3a5f2abbd789e629c539d89690ee6b7f5e9
sha512: 1617d4153b4b533836a7cbd41d781b7103d04962d6781c72884315a36046ed839da2df68164e5a77538d87f770988b03ec2741b6ad44dbe5e90feabadbce2223
ssdeep: 1536:HkswQDYrZo5isPqo78fXJzkWVLcvTnI2KbzWi0Uo9SseovqY9D5:EDQkrZoosbIfXJYWVSTnPCyi0UoOovtP
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1AC83D09237E584F7E6874E720DB2DAB9D2BDEF101834568B2B603FFE2D315428909247
sha3_384: d97cf646cda4ab86283cca09111de91dc71452695119e99e56d82eb4b1fd124671cf11d0eb428b60a07712124188f916
ep_bytes: 81ec8401000053555633db57895c2418
timestamp: 2014-05-11 20:03:36

Version Info:
CompanyName: Microsoft Corporation
FileDescription: Self-Extracting Cabinet
FileVersion: 10.7.9.4
LegalCopyright: © Microsoft Corporation. All rights reserved.
ProductName: Microsoft® Windows® Operating System
ProductVersion: 6.2.0029.0
Translation: 0x0000 0x04e4

Win32/TrojanDownloader.Wauchos.AF also known as:

How to remove Win32/TrojanDownloader.Wauchos.AF?

• 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.