TROJ_FAKECHRM.C

 Analysis by: John Anthony Banes

 PLATFORM:

Windows

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

  • 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:

43,849,728 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

15 May 2018

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.

Installation

This Trojan drops the following files:

  • %User Temp%\CR_{random}.tmp\CHROME.PACKED.7Z
  • %User Temp%\CR_{random}.tmp\SETUP.EX_
  • %User Temp%\CR_{random}.tmp\setup.exe
  • %User Temp%\chromium_installer.log
  • %AppDataLocal%\yc\User Data\Crashpad\settings.dat
  • %AppDataLocal%\yc\User Data\Crashpad\metadata
  • %AppDataLocal%\yc\Temp\source{random}_{random}\{GUID}.tmp
  • %AppDataLocal%\yc\Temp\source{random}_{random}\chrome.7z
  • %AppDataLocal%\yc\Temp\source{random}_{random}\{GUID}.tmp
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\64.0.3282.167.manifest
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\64.0.3282.169.manifest
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\chrome.dll
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\chrome_100_percent.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\chrome_200_percent.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\chrome_child.dll
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\chrome_elf.dll
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\chrome_watcher.dll
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\crx\extc.crx
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\d3dcompiler_47.dll
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\eventlog_provider.dll
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Extensions\external_extensions.json
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\icudtl.dat
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\libegl.dll
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\libglesv2.dll
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\am.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\ar.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\bg.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\bn.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\ca.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\cs.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\da.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\de.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\el.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\en-GB.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\en-US.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\es-419.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\es.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\et.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\fa.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\fi.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\fil.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\fr.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\gu.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\he.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\hi.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\hr.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\hu.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\id.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\it.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\ja.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\kn.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\ko.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\lt.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\lv.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\ml.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\mr.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\ms.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\nb.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\nl.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\pl.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\pt-BR.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\pt-PT.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\ro.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\ru.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\sk.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\sl.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\sr.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\sv.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\sw.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\ta.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\te.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\th.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\tr.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\uk.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\vi.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\zh-CN.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\zh-TW.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\nacl64.exe
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\nacl_irt_x86_32.nexe
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\nacl_irt_x86_64.nexe
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\natives_blob.bin
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\resources.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\snapshot_blob.bin
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\swiftshader\libegl.dll
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\swiftshader\libglesv2.dll
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\v8_context_snapshot.bin
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\VisualElements\logo.png
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\VisualElements\smalllogo.png
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\yc.exe
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\chrome.VisualElementsManifest.xml
  • %AppDataLocal%\yc\Application\yc.exe
  • %AppDataLocal%\yc\Application\64.0.3282.169\Installer\setup.exe
  • %AppDataLocal%\yc\Application\chrome.VisualElementsManifest.xml
  • %AppDataLocal%\yc\Application\64.0.3282.169
  • %AppDataLocal%\yc\Application\64.0.3282.169\Installer\chrome.7z
  • %AppDataLocal%\yc\Temp\source{random}_{random}\chrome.7z
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\chrome.VisualElementsManifest.xml

(Note: %User Temp% is the user's temporary folder, where it usually is C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Local\Temp on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.. %AppDataLocal% is the Application Data folder found in Local Settings, where it is usually C:\Documents and Settings\{user name}\Local Settings\Application Data on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Local on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)

It creates the following folders:

  • %User Temp%\CR_{random}.tmp
  • %AppDataLocal%\yc
  • %AppDataLocal%\yc\User Data
  • %AppDataLocal%\yc\User Data\Crashpad
  • %AppDataLocal%\yc
  • %AppDataLocal%\yc\Temp
  • %AppDataLocal%\yc\Temp\source{random}_{random}
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Extensions
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\swiftshader
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\VisualElements
  • %AppDataLocal%\yc\Application
  • %AppDataLocal%\yc\Application\64.0.3282.169
  • %AppDataLocal%\yc\Application\64.0.3282.169\Installer

(Note: %User Temp% is the user's temporary folder, where it usually is C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Local\Temp on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.. %AppDataLocal% is the Application Data folder found in Local Settings, where it is usually C:\Documents and Settings\{user name}\Local Settings\Application Data on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Local on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)

Other System Modifications

This Trojan adds the following registry keys:

HKEY_CURRENT_USER\Software\yc

HKEY_CURRENT_USER\Software\yc\
Extensions

HKEY_CURRENT_USER\Software\yc\
Extensions\nojhlekgicogfbodnihlkhiddgepkjin

It adds the following registry entries:

HKEY_CURRENT_USER\Software\yc
InstallerProgress = {number}

HKEY_CURRENT_USER\Software\yc\
Extensions\nojhlekgicogfbodnihlkhiddgepkjin
path = %AppDataLocal%\yc\Application\64.0.3282.169\crx\extc.crx

HKEY_CURRENT_USER\Software\yc
InstallerResult = 1

HKEY_CURRENT_USER\Software\yc
InstallerError = 7

HKEY_CURRENT_USER\Software\yc
InstallerResultUIString = "Installation failed due to unspecified error. If Chromium is currently running, please close it and try again."

  SOLUTION

Minimum Scan Engine:

9.850

FIRST VSAPI PATTERN FILE:

14.250.05

FIRST VSAPI PATTERN DATE:

14 May 2018

VSAPI OPR PATTERN File:

14.251.80

VSAPI OPR PATTERN Date:

15 May 2018

Step 1

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

Step 2

Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.

Step 3

Identify and terminate files detected as TROJ_FAKECHRM.C

[ Learn More ]
  1. Windows Task Manager may not display all running processes. In this case, please use a third-party process viewer, preferably Process Explorer, to terminate the malware/grayware/spyware file. You may download the said tool here.
  2. If the detected file is displayed in either Windows Task Manager or Process Explorer but you cannot delete it, restart your computer in safe mode. To do this, refer to this link for the complete steps.
  3. If the detected file is not displayed in either Windows Task Manager or Process Explorer, continue doing the next steps.

Step 4

Delete this registry key

[ Learn More ]

Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.

  • In HKEY_CURRENT_USER\Software
    • yc

Step 5

Delete this registry value

[ Learn More ]

Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.

  • In HKEY_CURRENT_USER\Software\yc
    • InstallerProgress = {number}
  • In HKEY_CURRENT_USER\Software\yc\Extensions\nojhlekgicogfbodnihlkhiddgepkjin
    • path = %AppDataLocal%\yc\Application\64.0.3282.169\crx\extc.crx
  • In HKEY_CURRENT_USER\Software\yc
    • InstallerResult = 1
  • In HKEY_CURRENT_USER\Software\yc
    • InstallerError = 7
  • In HKEY_CURRENT_USER\Software\yc
    • InstallerResultUIString = "Installation failed due to unspecified error. If Chromium is currently running, please close it and try again."

Step 6

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.  
  • %User Temp%\CR_{random}.tmp\CHROME.PACKED.7Z
  • %User Temp%\CR_{random}.tmp\SETUP.EX_
  • %User Temp%\CR_{random}.tmp\setup.exe
  • %User Temp%\chromium_installer.log
  • %AppDataLocal%\yc\User Data\Crashpad\settings.dat
  • %AppDataLocal%\yc\User Data\Crashpad\metadata
  • %AppDataLocal%\yc\Temp\source{random}_{random}\{GUID}.tmp
  • %AppDataLocal%\yc\Temp\source{random}_{random}\chrome.7z
  • %AppDataLocal%\yc\Temp\source{random}_{random}\{GUID}.tmp
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\64.0.3282.167.manifest
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\64.0.3282.169.manifest
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\chrome.dll
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\chrome_100_percent.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\chrome_200_percent.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\chrome_child.dll
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\chrome_elf.dll
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\chrome_watcher.dll
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\crx\extc.crx
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\d3dcompiler_47.dll
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\eventlog_provider.dll
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Extensions\external_extensions.json
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\icudtl.dat
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\libegl.dll
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\libglesv2.dll
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\am.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\ar.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\bg.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\bn.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\ca.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\cs.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\da.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\de.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\el.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\en-GB.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\en-US.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\es-419.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\es.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\et.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\fa.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\fi.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\fil.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\fr.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\gu.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\he.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\hi.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\hr.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\hu.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\id.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\it.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\ja.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\kn.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\ko.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\lt.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\lv.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\ml.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\mr.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\ms.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\nb.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\nl.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\pl.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\pt-BR.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\pt-PT.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\ro.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\ru.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\sk.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\sl.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\sr.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\sv.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\sw.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\ta.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\te.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\th.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\tr.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\uk.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\vi.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\zh-CN.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales\zh-TW.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\nacl64.exe
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\nacl_irt_x86_32.nexe
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\nacl_irt_x86_64.nexe
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\natives_blob.bin
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\resources.pak
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\snapshot_blob.bin
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\swiftshader\libegl.dll
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\swiftshader\libglesv2.dll
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\v8_context_snapshot.bin
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\VisualElements\logo.png
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\VisualElements\smalllogo.png
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\yc.exe
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\chrome.VisualElementsManifest.xml
  • %AppDataLocal%\yc\Application\yc.exe
  • %AppDataLocal%\yc\Application\64.0.3282.169\Installer\setup.exe
  • %AppDataLocal%\yc\Application\chrome.VisualElementsManifest.xml
  • %AppDataLocal%\yc\Application\64.0.3282.169
  • %AppDataLocal%\yc\Application\64.0.3282.169\Installer\chrome.7z
  • %AppDataLocal%\yc\Temp\source{random}_{random}\chrome.7z
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\chrome.VisualElementsManifest.xml

Step 7

Search and delete these folders

[ Learn More ]
Please make sure you check the Search Hidden Files and Folders checkbox in the More advanced options option to include all hidden folders in the search result.
  • %User Temp%\CR_{random}.tmp
  • %AppDataLocal%\yc
  • %AppDataLocal%\yc\User Data
  • %AppDataLocal%\yc\User Data\Crashpad
  • %AppDataLocal%\yc
  • %AppDataLocal%\yc\Temp
  • %AppDataLocal%\yc\Temp\source{random}_{random}
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Extensions
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\Locales
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\swiftshader
  • %AppDataLocal%\yc\Temp\source{random}_{random}\Chrome-bin\64.0.3282.169\VisualElements
  • %AppDataLocal%\yc\Application
  • %AppDataLocal%\yc\Application\64.0.3282.169
  • %AppDataLocal%\yc\Application\64.0.3282.169\Installer

Step 8

Scan your computer with your Trend Micro product to delete files detected as TROJ_FAKECHRM.C. 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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