TROJ_BANLOAD.LTJ

January 23, 2014

PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

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:

31,744 bytes

File Type:

EXE

Memory Resident:

Initial Samples Received Date:

23 Jan 2014

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.

Autostart Technique

This Trojan registers itself as a BHO to ensure its automatic execution every time Internet Explorer is used by adding the following registry keys:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Explorer\
Browser Helper Objects\{80204885-BEFD-41DF-B64D-2AE57CCCAF56}

Other System Modifications

This Trojan adds the following registry keys:

HKEY_LOCAL_MACHINE\Software\Description\
Microsoft\Rpc\UuidTemporaryData

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{8741355D-DF98-4C3E-B4C1-B2918983DD2D}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{8741355D-DF98-4C3E-B4C1-B2918983DD2D}\1.0

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{8741355D-DF98-4C3E-B4C1-B2918983DD2D}\1.0\
FLAGS

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{8741355D-DF98-4C3E-B4C1-B2918983DD2D}\1.0\
0

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{8741355D-DF98-4C3E-B4C1-B2918983DD2D}\1.0\
0\win32

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{8741355D-DF98-4C3E-B4C1-B2918983DD2D}\1.0\
HELPDIR

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{66BB6CE5-926B-4762-965F-5A7CE8AE41A2}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{66BB6CE5-926B-4762-965F-5A7CE8AE41A2}\ProxyStubClsid

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{66BB6CE5-926B-4762-965F-5A7CE8AE41A2}\ProxyStubClsid32

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{66BB6CE5-926B-4762-965F-5A7CE8AE41A2}\TypeLib

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{72E479FF-A16E-46F0-BF01-10A36861A488}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{72E479FF-A16E-46F0-BF01-10A36861A488}\ProxyStubClsid

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{72E479FF-A16E-46F0-BF01-10A36861A488}\ProxyStubClsid32

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{72E479FF-A16E-46F0-BF01-10A36861A488}\TypeLib

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{2B199668-2D81-4454-95B7-5A7530456C6B}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{2B199668-2D81-4454-95B7-5A7530456C6B}\ProxyStubClsid

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{2B199668-2D81-4454-95B7-5A7530456C6B}\ProxyStubClsid32

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{2B199668-2D81-4454-95B7-5A7530456C6B}\TypeLib

HKEY_CLASSES_ROOT\CLSID\{80204885-BEFD-41DF-B64D-2AE57CCCAF56}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{80204885-BEFD-41DF-B64D-2AE57CCCAF56}\InprocServer32

HKEY_CLASSES_ROOT\ShieldPO.Class

HKEY_CLASSES_ROOT\CLSID\{F017F36F-CFDD-4E48-89BA-C536F8578924}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{F017F36F-CFDD-4E48-89BA-C536F8578924}\InprocServer32

HKEY_CLASSES_ROOT\ShieldPO.cJPGU

HKEY_CLASSES_ROOT\CLSID\{9915176E-E9C1-4050-9FF6-3F1AA1DB4B66}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{9915176E-E9C1-4050-9FF6-3F1AA1DB4B66}\InprocServer32

HKEY_CLASSES_ROOT\ShieldPO.cIMGU

HKEY_CURRENT_USER\SOFTWARE\Microsoft\
Windows\CurrentVersion\Policies\
Ext\CLSID

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Ext\
PreApproved

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Ext\
PreApproved\{80204885-BEFD-41DF-B64D-2AE57CCCAF56}

It adds the following registry entries:

HKEY_LOCAL_MACHINE\SOFTWARE\Description\
Microsoft\Rpc\UuidTemporaryData
NetworkAddress = "{random values}"

HKEY_LOCAL_MACHINE\SOFTWARE\Description\
Microsoft\Rpc\UuidTemporaryData
NetworkAddressLocal = "0"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{66BB6CE5-926B-4762-965F-5A7CE8AE41A2}\TypeLib
Version = "1.0"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{72E479FF-A16E-46F0-BF01-10A36861A488}\TypeLib
Version = "1.0"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{2B199668-2D81-4454-95B7-5A7530456C6B}\TypeLib
Version = "1.0"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{80204885-BEFD-41DF-B64D-2AE57CCCAF56}
ProgID = "ShieldPO.Class"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{80204885-BEFD-41DF-B64D-2AE57CCCAF56}\InprocServer32
ThreadingModel = "Apartment"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{80204885-BEFD-41DF-B64D-2AE57CCCAF56}
TypeLib = "{8741355D-DF98-4C3E-B4C1-B2918983DD2D}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{80204885-BEFD-41DF-B64D-2AE57CCCAF56}
VERSION = "1.0"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
ShieldPO.Class
Clsid = "{80204885-BEFD-41DF-B64D-2AE57CCCAF56}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{2B199668-2D81-4454-95B7-5A7530456C6B}
ProxyStubClsid = "{00020424-0000-0000-C000-000000000046}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{2B199668-2D81-4454-95B7-5A7530456C6B}
ProxyStubClsid32 = "{00020424-0000-0000-C000-000000000046}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{F017F36F-CFDD-4E48-89BA-C536F8578924}
ProgID = "ShieldPO.cJPGU"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{F017F36F-CFDD-4E48-89BA-C536F8578924}\InprocServer32
ThreadingModel = "Apartment"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{F017F36F-CFDD-4E48-89BA-C536F8578924}
TypeLib = "{8741355D-DF98-4C3E-B4C1-B2918983DD2D}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{F017F36F-CFDD-4E48-89BA-C536F8578924}
VERSION = "1.0"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
ShieldPO.cJPGU
Clsid = "{F017F36F-CFDD-4E48-89BA-C536F8578924}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{72E479FF-A16E-46F0-BF01-10A36861A488}
ProxyStubClsid = "{00020424-0000-0000-C000-000000000046}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{72E479FF-A16E-46F0-BF01-10A36861A488}
ProxyStubClsid32 = "{00020424-0000-0000-C000-000000000046}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{9915176E-E9C1-4050-9FF6-3F1AA1DB4B66}
ProgID = "ShieldPO.cIMGU"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{9915176E-E9C1-4050-9FF6-3F1AA1DB4B66}\InprocServer32
ThreadingModel = "Apartment"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{9915176E-E9C1-4050-9FF6-3F1AA1DB4B66}
TypeLib = "{8741355D-DF98-4C3E-B4C1-B2918983DD2D}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{9915176E-E9C1-4050-9FF6-3F1AA1DB4B66}
VERSION = "1.0"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
ShieldPO.cIMGU
Clsid = "{9915176E-E9C1-4050-9FF6-3F1AA1DB4B66}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{66BB6CE5-926B-4762-965F-5A7CE8AE41A2}
ProxyStubClsid = "{00020424-0000-0000-C000-000000000046}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{66BB6CE5-926B-4762-965F-5A7CE8AE41A2}
ProxyStubClsid32 = "{00020424-0000-0000-C000-000000000046}"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Explorer\
Browser Helper Objects\{80204885-BEFD-41DF-B64D-2AE57CCCAF56}
NoExplorer = "1"

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Policies\
Ext\CLSID
{80204885-BEFD-41DF-B64D-2AE57CCCAF56} = "1"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\policies\
system
EnableLUA = "0"

Dropping Routine

This Trojan drops the following files:

%User Temp%\~DF6213160.tmp
%System%\shldpo2a.dll

(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, XP, and Server 2003, or C:\Users\{user name}\AppData\Local\Temp on Windows Vista and 7.. %System% is the Windows system folder, which is usually C:\Windows\System32.)

This report is generated via an automated analysis system.

SOLUTION

Minimum Scan Engine:

9.300

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

Close all opened browser windows

Step 3

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_LOCAL_MACHINE\Software\Description\Microsoft\Rpc
- UuidTemporaryData

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib
- {8741355D-DF98-4C3E-B4C1-B2918983DD2D}

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{8741355D-DF98-4C3E-B4C1-B2918983DD2D}
- 1.0

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{8741355D-DF98-4C3E-B4C1-B2918983DD2D}\1.0
- FLAGS

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{8741355D-DF98-4C3E-B4C1-B2918983DD2D}\1.0
- 0

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{8741355D-DF98-4C3E-B4C1-B2918983DD2D}\1.0\0
- win32

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{8741355D-DF98-4C3E-B4C1-B2918983DD2D}\1.0
- HELPDIR

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface
- {66BB6CE5-926B-4762-965F-5A7CE8AE41A2}

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{66BB6CE5-926B-4762-965F-5A7CE8AE41A2}
- ProxyStubClsid

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{66BB6CE5-926B-4762-965F-5A7CE8AE41A2}
- ProxyStubClsid32

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{66BB6CE5-926B-4762-965F-5A7CE8AE41A2}
- TypeLib

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface
- {72E479FF-A16E-46F0-BF01-10A36861A488}

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{72E479FF-A16E-46F0-BF01-10A36861A488}
- ProxyStubClsid

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{72E479FF-A16E-46F0-BF01-10A36861A488}
- ProxyStubClsid32

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{72E479FF-A16E-46F0-BF01-10A36861A488}
- TypeLib

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface
- {2B199668-2D81-4454-95B7-5A7530456C6B}

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{2B199668-2D81-4454-95B7-5A7530456C6B}
- ProxyStubClsid

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{2B199668-2D81-4454-95B7-5A7530456C6B}
- ProxyStubClsid32

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{2B199668-2D81-4454-95B7-5A7530456C6B}
- TypeLib

In HKEY_CLASSES_ROOT\CLSID
- {80204885-BEFD-41DF-B64D-2AE57CCCAF56}

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{80204885-BEFD-41DF-B64D-2AE57CCCAF56}
- InprocServer32

In HKEY_CLASSES_ROOT
- ShieldPO.Class

In HKEY_CLASSES_ROOT\CLSID
- {F017F36F-CFDD-4E48-89BA-C536F8578924}

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{F017F36F-CFDD-4E48-89BA-C536F8578924}
- InprocServer32

In HKEY_CLASSES_ROOT
- ShieldPO.cJPGU

In HKEY_CLASSES_ROOT\CLSID
- {9915176E-E9C1-4050-9FF6-3F1AA1DB4B66}

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{9915176E-E9C1-4050-9FF6-3F1AA1DB4B66}
- InprocServer32

In HKEY_CLASSES_ROOT
- ShieldPO.cIMGU

In HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext
- CLSID

In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Ext
- PreApproved

In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Ext\PreApproved
- {80204885-BEFD-41DF-B64D-2AE57CCCAF56}

To delete the registry key this malware/grayware created:

Open Registry Editor. Click Start>Run, type REGEDIT, then press Enter.
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>Software>Description>Microsoft>Rpc
Still in the left panel, locate and delete the key:
UuidTemporaryData
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>TypeLib
Still in the left panel, locate and delete the key:
{8741355D-DF98-4C3E-B4C1-B2918983DD2D}
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>TypeLib>{8741355D-DF98-4C3E-B4C1-B2918983DD2D}
Still in the left panel, locate and delete the key:
1.0
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>TypeLib>{8741355D-DF98-4C3E-B4C1-B2918983DD2D}>1.0
Still in the left panel, locate and delete the key:
FLAGS
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>TypeLib>{8741355D-DF98-4C3E-B4C1-B2918983DD2D}>1.0>0
Still in the left panel, locate and delete the key:
win32
Again Still in the left panel, locate and delete the key:
HELPDIR
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>Interface
Still in the left panel, locate and delete the key:
{66BB6CE5-926B-4762-965F-5A7CE8AE41A2}
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>Interface>{66BB6CE5-926B-4762-965F-5A7CE8AE41A2}
Still in the left panel, locate and delete the key:
ProxyStubClsid
Again Still in the left panel, locate and delete the key:
ProxyStubClsid32
Again Still in the left panel, locate and delete the key:
TypeLib
Again Still in the left panel, locate and delete the key:
{72E479FF-A16E-46F0-BF01-10A36861A488}
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>Interface>{72E479FF-A16E-46F0-BF01-10A36861A488}
Still in the left panel, locate and delete the key:
ProxyStubClsid
Again Still in the left panel, locate and delete the key:
ProxyStubClsid32
Again Still in the left panel, locate and delete the key:
TypeLib
Again Still in the left panel, locate and delete the key:
{2B199668-2D81-4454-95B7-5A7530456C6B}
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>Interface>{2B199668-2D81-4454-95B7-5A7530456C6B}
Still in the left panel, locate and delete the key:
ProxyStubClsid
Again Still in the left panel, locate and delete the key:
ProxyStubClsid32
Again Still in the left panel, locate and delete the key:
TypeLib
In the left panel, double-click the following:
HKEY_CLASSES_ROOT>CLSID
Still in the left panel, locate and delete the key:
{80204885-BEFD-41DF-B64D-2AE57CCCAF56}
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>CLSID>{80204885-BEFD-41DF-B64D-2AE57CCCAF56}
Still in the left panel, locate and delete the key:
InprocServer32
In the left panel, double-click the following:
HKEY_CLASSES_ROOT
Still in the left panel, locate and delete the key:
ShieldPO.Class
Again Still in the left panel, locate and delete the key:
{F017F36F-CFDD-4E48-89BA-C536F8578924}
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>CLSID>{F017F36F-CFDD-4E48-89BA-C536F8578924}
Still in the left panel, locate and delete the key:
InprocServer32
Again Still in the left panel, locate and delete the key:
ShieldPO.cJPGU
Again Still in the left panel, locate and delete the key:
{9915176E-E9C1-4050-9FF6-3F1AA1DB4B66}
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>CLSID>{9915176E-E9C1-4050-9FF6-3F1AA1DB4B66}
Still in the left panel, locate and delete the key:
InprocServer32
Again Still in the left panel, locate and delete the key:
ShieldPO.cIMGU
In the left panel, double-click the following:
HKEY_CURRENT_USER>SOFTWARE>Microsoft>Windows>CurrentVersion>Policies>Ext
Still in the left panel, locate and delete the key:
CLSID
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Microsoft>Windows>CurrentVersion>Ext
Still in the left panel, locate and delete the key:
PreApproved
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Microsoft>Windows>CurrentVersion>Ext>PreApproved
Still in the left panel, locate and delete the key:
{80204885-BEFD-41DF-B64D-2AE57CCCAF56}
Close Registry Editor.

Step 4

Delete this registry value

[ Learn More ]

In HKEY_LOCAL_MACHINE\SOFTWARE\Description\Microsoft\Rpc\UuidTemporaryData
- NetworkAddress = "{random values}"

In HKEY_LOCAL_MACHINE\SOFTWARE\Description\Microsoft\Rpc\UuidTemporaryData
- NetworkAddressLocal = "0"

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{66BB6CE5-926B-4762-965F-5A7CE8AE41A2}\TypeLib
- Version = "1.0"

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{72E479FF-A16E-46F0-BF01-10A36861A488}\TypeLib
- Version = "1.0"

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{2B199668-2D81-4454-95B7-5A7530456C6B}\TypeLib
- Version = "1.0"

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{80204885-BEFD-41DF-B64D-2AE57CCCAF56}
- ProgID = "ShieldPO.Class"

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{80204885-BEFD-41DF-B64D-2AE57CCCAF56}\InprocServer32
- ThreadingModel = "Apartment"

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{80204885-BEFD-41DF-B64D-2AE57CCCAF56}
- TypeLib = "{8741355D-DF98-4C3E-B4C1-B2918983DD2D}"

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{80204885-BEFD-41DF-B64D-2AE57CCCAF56}
- VERSION = "1.0"

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ShieldPO.Class
- Clsid = "{80204885-BEFD-41DF-B64D-2AE57CCCAF56}"

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{2B199668-2D81-4454-95B7-5A7530456C6B}
- ProxyStubClsid = "{00020424-0000-0000-C000-000000000046}"

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{2B199668-2D81-4454-95B7-5A7530456C6B}
- ProxyStubClsid32 = "{00020424-0000-0000-C000-000000000046}"

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{F017F36F-CFDD-4E48-89BA-C536F8578924}
- ProgID = "ShieldPO.cJPGU"

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{F017F36F-CFDD-4E48-89BA-C536F8578924}\InprocServer32
- ThreadingModel = "Apartment"

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{F017F36F-CFDD-4E48-89BA-C536F8578924}
- TypeLib = "{8741355D-DF98-4C3E-B4C1-B2918983DD2D}"

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{F017F36F-CFDD-4E48-89BA-C536F8578924}
- VERSION = "1.0"

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ShieldPO.cJPGU
- Clsid = "{F017F36F-CFDD-4E48-89BA-C536F8578924}"

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{72E479FF-A16E-46F0-BF01-10A36861A488}
- ProxyStubClsid = "{00020424-0000-0000-C000-000000000046}"

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{72E479FF-A16E-46F0-BF01-10A36861A488}
- ProxyStubClsid32 = "{00020424-0000-0000-C000-000000000046}"

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{9915176E-E9C1-4050-9FF6-3F1AA1DB4B66}
- ProgID = "ShieldPO.cIMGU"

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{9915176E-E9C1-4050-9FF6-3F1AA1DB4B66}\InprocServer32
- ThreadingModel = "Apartment"

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{9915176E-E9C1-4050-9FF6-3F1AA1DB4B66}
- TypeLib = "{8741355D-DF98-4C3E-B4C1-B2918983DD2D}"

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{9915176E-E9C1-4050-9FF6-3F1AA1DB4B66}
- VERSION = "1.0"

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ShieldPO.cIMGU
- Clsid = "{9915176E-E9C1-4050-9FF6-3F1AA1DB4B66}"

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{66BB6CE5-926B-4762-965F-5A7CE8AE41A2}
- ProxyStubClsid = "{00020424-0000-0000-C000-000000000046}"

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{66BB6CE5-926B-4762-965F-5A7CE8AE41A2}
- ProxyStubClsid32 = "{00020424-0000-0000-C000-000000000046}"

In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{80204885-BEFD-41DF-B64D-2AE57CCCAF56}
- NoExplorer = "1"

In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID
- {80204885-BEFD-41DF-B64D-2AE57CCCAF56} = "1"

In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\system
- EnableLUA = "0"

To delete the registry value this malware/grayware created:

Open Registry Editor. Click Start>Run, type REGEDIT, then press Enter.
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Description>Microsoft>Rpc>UuidTemporaryData
In the right panel, locate and delete the entry:
NetworkAddress = "{random values}"
Again In the right panel, locate and delete the entry:
NetworkAddressLocal = "0"
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>Interface>{66BB6CE5-926B-4762-965F-5A7CE8AE41A2}>TypeLib
In the right panel, locate and delete the entry:
Version = "1.0"
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>Interface>{72E479FF-A16E-46F0-BF01-10A36861A488}>TypeLib
In the right panel, locate and delete the entry:
Version = "1.0"
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>Interface>{2B199668-2D81-4454-95B7-5A7530456C6B}>TypeLib
In the right panel, locate and delete the entry:
Version = "1.0"
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>CLSID>{80204885-BEFD-41DF-B64D-2AE57CCCAF56}
In the right panel, locate and delete the entry:
ProgID = "ShieldPO.Class"
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>CLSID>{80204885-BEFD-41DF-B64D-2AE57CCCAF56}>InprocServer32
In the right panel, locate and delete the entry:
ThreadingModel = "Apartment"
Again In the right panel, locate and delete the entry:
TypeLib = "{8741355D-DF98-4C3E-B4C1-B2918983DD2D}"
Again In the right panel, locate and delete the entry:
VERSION = "1.0"
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>ShieldPO.Class
In the right panel, locate and delete the entry:
Clsid = "{80204885-BEFD-41DF-B64D-2AE57CCCAF56}"
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>Interface>{2B199668-2D81-4454-95B7-5A7530456C6B}
In the right panel, locate and delete the entry:
ProxyStubClsid = "{00020424-0000-0000-C000-000000000046}"
Again In the right panel, locate and delete the entry:
ProxyStubClsid32 = "{00020424-0000-0000-C000-000000000046}"
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>CLSID>{F017F36F-CFDD-4E48-89BA-C536F8578924}
In the right panel, locate and delete the entry:
ProgID = "ShieldPO.cJPGU"
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>CLSID>{F017F36F-CFDD-4E48-89BA-C536F8578924}>InprocServer32
In the right panel, locate and delete the entry:
ThreadingModel = "Apartment"
Again In the right panel, locate and delete the entry:
TypeLib = "{8741355D-DF98-4C3E-B4C1-B2918983DD2D}"
Again In the right panel, locate and delete the entry:
VERSION = "1.0"
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>ShieldPO.cJPGU
In the right panel, locate and delete the entry:
Clsid = "{F017F36F-CFDD-4E48-89BA-C536F8578924}"
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>Interface>{72E479FF-A16E-46F0-BF01-10A36861A488}
In the right panel, locate and delete the entry:
ProxyStubClsid = "{00020424-0000-0000-C000-000000000046}"
Again In the right panel, locate and delete the entry:
ProxyStubClsid32 = "{00020424-0000-0000-C000-000000000046}"
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>CLSID>{9915176E-E9C1-4050-9FF6-3F1AA1DB4B66}
In the right panel, locate and delete the entry:
ProgID = "ShieldPO.cIMGU"
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>CLSID>{9915176E-E9C1-4050-9FF6-3F1AA1DB4B66}>InprocServer32
In the right panel, locate and delete the entry:
ThreadingModel = "Apartment"
Again In the right panel, locate and delete the entry:
TypeLib = "{8741355D-DF98-4C3E-B4C1-B2918983DD2D}"
Again In the right panel, locate and delete the entry:
VERSION = "1.0"
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>ShieldPO.cIMGU
In the right panel, locate and delete the entry:
Clsid = "{9915176E-E9C1-4050-9FF6-3F1AA1DB4B66}"
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>Interface>{66BB6CE5-926B-4762-965F-5A7CE8AE41A2}
In the right panel, locate and delete the entry:
ProxyStubClsid = "{00020424-0000-0000-C000-000000000046}"
Again In the right panel, locate and delete the entry:
ProxyStubClsid32 = "{00020424-0000-0000-C000-000000000046}"
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Microsoft>Windows>CurrentVersion>Explorer>Browser Helper Objects>{80204885-BEFD-41DF-B64D-2AE57CCCAF56}
In the right panel, locate and delete the entry:
NoExplorer = "1"
In the left panel, double-click the following:
HKEY_CURRENT_USER>Software>Microsoft>Windows>CurrentVersion>Policies>Ext>CLSID
In the right panel, locate and delete the entry:
{80204885-BEFD-41DF-B64D-2AE57CCCAF56} = "1"
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Microsoft>Windows>CurrentVersion>policies>system
In the right panel, locate and delete the entry:
EnableLUA = "0"
Close Registry Editor.

Step 5

Search and delete these components

[ Learn More ]

There may be some components 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%\~DF6213160.tmp
%System%\shldpo2a.dll

Step 6

Scan your computer with your Trend Micro product to delete files detected as TROJ_BANLOAD.LTJ. 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 this Knowledge Base page for more information.

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TROJ_BANLOAD.LTJ

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