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Trojan.Win32.QBOT.CFI

March 23, 2020
 PLATFORM:

Windows

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

  TECHNICAL DETAILS

File Size:

737,407 bytes

File Type:

EXE

Memory Resident:

Yes

Initial Samples Received Date:

23 Mar 2020

Arrival Details

This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Dropping Routine

This Trojan drops the following files:

  • %All Users Profile%\xd8\xa3\xd8\xae\xd8\xa8\xd8\xa7CC;\xe2\x86\x88\xe2\x86\x88\xe2\x86\x88;\xd8\xb1\xd8\xa7\xd0\x9f\xd0\xbe\xd0\xbd\xd0\xb5\xd0\xb4\xd0\xb5\xd1\x99\xd0\xb0\xd0\xba\xd9\x84\xd8\xa5\xd8\xab\xd9\x86\xd9\x8a\xd9\x86.exe

(Note: %All Users Profile% is the common user's profile folder, which is usually C:\Documents and Settings\All Users on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\ProgramData on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit). )

This report is generated via an automated analysis system.

  SOLUTION

Minimum Scan Engine:

9.850

Step 1

Before doing any scans, Windows 7, Windows 8, Windows 8.1, and Windows 10 users must disable System Restore to allow full scanning of their computers.

Step 2

Search and delete this file

[ Learn More ]
There may be some files that are hidden. Please make sure you check the Search Hidden Files and Folders checkbox in the "More advanced options" option to include all hidden files and folders in the search result.
  • %All Users Profile%\xd8\xa3\xd8\xae\xd8\xa8\xd8\xa7CC;\xe2\x86\x88\xe2\x86\x88\xe2\x86\x88;\xd8\xb1\xd8\xa7\xd0\x9f\xd0\xbe\xd0\xbd\xd0\xb5\xd0\xb4\xd0\xb5\xd1\x99\xd0\xb0\xd0\xba\xd9\x84\xd8\xa5\xd8\xab\xd9\x86\xd9\x8a\xd9\x86.exe

Step 3

Scan your computer with your Trend Micro product to delete files detected as Trojan.Win32.QBOT.CFI. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check the following Trend Micro Support pages for more information:


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