Spyware.Win32.RefogKeylog.A
Windows
Threat Type: Spyware
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This Spyware 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
5,047,616 bytes
EXE
Yes
06 Mar 2020
Arrival Details
This Spyware 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 Spyware creates the following folders:
- %User Temp%\MPK
- %User Temp%\MPK\CPDM
- %User Temp%\MPK\Logs
- %User Temp%\MPK\CPDA
(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Local\Temp on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).)
Other System Modifications
This Spyware modifies the following file(s):
- %User Temp%\key.bin
- %User Temp%\MPK\S0000
(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Local\Temp on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).)
It adds the following registry entries:
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\CLSID\{DFD4877B-0ECE-444D-BA87-F9A49AF524AC}
(Default) = "Ebehiveb.Elevosdi Object"
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\CLSID\{DFD4877B-0ECE-444D-BA87-F9A49AF524AC}\
LocalServer32
(Default) = ""
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\CLSID\{DFD4877B-0ECE-444D-BA87-F9A49AF524AC}\
LocalServer32
(Default) = "{random characters}"
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\CLSID\{DFD4877B-0ECE-444D-BA87-F9A49AF524AC}\
ProgID
(Default) = ""
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\CLSID\{DFD4877B-0ECE-444D-BA87-F9A49AF524AC}\
ProgID
(Default) = "Microsoft.PhotoAcqHWEventHandler.1"
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\CLSID\{DFD4877B-0ECE-444D-BA87-F9A49AF524AC}\
TypeLib
(Default) = ""
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\CLSID\{DFD4877B-0ECE-444D-BA87-F9A49AF524AC}\
TypeLib
(Default) = "{7B3C9E70-F8FD-2D73-83AF-2E8B2851B3B8}"
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\CLSID\{DFD4877B-0ECE-444D-BA87-F9A49AF524AC}\
Version
(Default) = ""
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\CLSID\{DFD4877B-0ECE-444D-BA87-F9A49AF524AC}\
Version
(Default) = "1.0"
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\CLSID\{DFD4877B-0ECE-444D-BA87-F9A49AF524AC}\
VersionIndependentProgID
(Default) = ""
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\CLSID\{DFD4877B-0ECE-444D-BA87-F9A49AF524AC}\
VersionIndependentProgID
(Default) = "Microsoft.PhotoAcqHWEventHandler"
HKEY_CURRENT_USER\Software\ASProtect\
SpecData
(Default) = "2EA8A01951FAD813"
HKEY_CURRENT_USER\Software\ASProtect\
SpecData
2EA8A01951FAD813 = "{random characters}"
Dropping Routine
This Spyware drops the following files:
- %User Temp%\MPK\Logs\__ade9ecec7564abd27cd3031786650d330dd13db9.dbg
- %User Temp%\MPK\S0000
- %User Temp%\MPK\Logs\sys_info.dbg
- %User Temp%\MPK\CPDM\cpfm.bin
- %User Temp%\key.bin
(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Local\Temp 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
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
Delete this registry value
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_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DFD4877B-0ECE-444D-BA87-F9A49AF524AC}
- (Default) = "Ebehiveb.Elevosdi Object"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DFD4877B-0ECE-444D-BA87-F9A49AF524AC}\LocalServer32
- (Default) = ""
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DFD4877B-0ECE-444D-BA87-F9A49AF524AC}\LocalServer32
- (Default) = "{random characters}"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DFD4877B-0ECE-444D-BA87-F9A49AF524AC}\ProgID
- (Default) = ""
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DFD4877B-0ECE-444D-BA87-F9A49AF524AC}\ProgID
- (Default) = "Microsoft.PhotoAcqHWEventHandler.1"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DFD4877B-0ECE-444D-BA87-F9A49AF524AC}\TypeLib
- (Default) = ""
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DFD4877B-0ECE-444D-BA87-F9A49AF524AC}\TypeLib
- (Default) = "{7B3C9E70-F8FD-2D73-83AF-2E8B2851B3B8}"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DFD4877B-0ECE-444D-BA87-F9A49AF524AC}\Version
- (Default) = ""
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DFD4877B-0ECE-444D-BA87-F9A49AF524AC}\Version
- (Default) = "1.0"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DFD4877B-0ECE-444D-BA87-F9A49AF524AC}\VersionIndependentProgID
- (Default) = ""
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DFD4877B-0ECE-444D-BA87-F9A49AF524AC}\VersionIndependentProgID
- (Default) = "Microsoft.PhotoAcqHWEventHandler"
- In HKEY_CURRENT_USER\Software\ASProtect\SpecData
- (Default) = "2EA8A01951FAD813"
- In HKEY_CURRENT_USER\Software\ASProtect\SpecData
- 2EA8A01951FAD813 = "{random characters}"
Step 3
Search and delete these components
- %User Temp%\MPK\Logs\__ade9ecec7564abd27cd3031786650d330dd13db9.dbg
- %User Temp%\MPK\S0000
- %User Temp%\MPK\Logs\sys_info.dbg
- %User Temp%\MPK\CPDM\cpfm.bin
- %User Temp%\key.bin
Step 4
Search and delete these folders
- %User Temp%\MPK
- %User Temp%\MPK\CPDM
- %User Temp%\MPK\Logs
- %User Temp%\MPK\CPDA
Step 5
Scan your computer with your Trend Micro product to delete files detected as Spyware.Win32.RefogKeylog.A. 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:
Step 6
Restore deleted/modified files and/or registry entries from backup
*Note: Only Microsoft-related files/keys/values will be restored. If this malware/grayware also deleted registry keys/values related to programs that are not from Microsoft, please reinstall those programs on your computer.
- %User Temp%\key.bin
- %User Temp%\MPK\S0000
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