Submission Summary:

What's been foundSeverity Level
Capability to block security-related software by modifying firewall settings and by disabling security services, such as Windows Update, Norton Autoprotect, Kaspersky Anti-Virus, etc.
There were some system executable files modified, which might indicate the presence of a PE-file infector.
Contains characteristics of an identified security risk.

 

Technical Details:

 

Possible Security Risk

Threat CategoryDescription
A virus capable to modify other files by infecting, prepending, or overwriting them them with its own body
A malicious trojan horse or bot that may represent security risk for the compromised system and/or its network environment
A malicious backdoor trojan that runs in the background and allows remote access to the compromised system

 

File System Modifications

#Filename(s)File SizeFile HashAlias
1 %AppData%\Microsoft\Installer\{B53D42E8-872B-430E-82D4-80065A31FCE1}\lpk.dll
[pathname with a string SHARE]\lpk.dll
%System%\hra33.dll
[file and pathname of the sample #1]
75,264 bytes MD5: 0xDD8466B9D725E50215842D920115869C
SHA-1: 0xFFE8980671E3B0C2C20A92A2EE2F5F0E797A8B4A
Backdoor.Trojan [Symantec]
Trojan.Win32.MicroFake.ba [Kaspersky Lab]
Mal/Nitol-C [Sophos]
DDoS:Win32/Nitol.A [Microsoft]
Trojan.Win32.MicroFake [Ikarus]
2 %Temp%\SOFTWARE.LOG
%System%\dqrhqi.exe
%System%\hufzuk.exe
%System%\rebfec.exe
%System%\xkjtks.exe
67,584 bytes MD5: 0x650FC2B32DFCCF8B592A3AD45A8FFF62
SHA-1: 0x30537DBCE2DB1CF7B821730994A85DC9680A339C
W32.Virut.CF [Symantec]
Virus.Win32.Virut.ce [Kaspersky Lab]
W32/Virut.n.gen [McAfee]
W32/Scribble-B [Sophos]
DDoS:Win32/Nitol.A [Microsoft]
Trojan.Win32.ServStart [Ikarus]

 

Memory Modifications

Process NameProcess FilenameMain Module Size
[generic host process][generic host process filename]20,480 bytes
xkjtks.exe%System%\xkjtks.exe81,920 bytes
dqrhqi.exe%System%\dqrhqi.exe81,920 bytes
hufzuk.exe%System%\hufzuk.exe81,920 bytes
rebfec.exe%System%\rebfec.exe81,920 bytes
hrl1.tmp%Temp%\hrl1.tmp81,920 bytes

Module NameModule FilenameAddress Space Details
[filename of the sample #1][file and pathname of the sample #1]Process name: [generic host process]
Process filename: [generic host process filename]
Address space: 0x10000000 - 0x10016000
[filename of the sample #1][file and pathname of the sample #1]Process name: [generic host process]
Process filename: [generic host process filename]
Address space: 0x10000000 - 0x10016000
[filename of the sample #1][file and pathname of the sample #1]Process name: [generic host process]
Process filename: [generic host process filename]
Address space: 0x10000000 - 0x10016000
[filename of the sample #1][file and pathname of the sample #1]Process name: [generic host process]
Process filename: [generic host process filename]
Address space: 0x10000000 - 0x10016000
hra33.dll%System%\hra33.dllProcess name: xkjtks.exe
Process filename: %System%\xkjtks.exe
Address space: 0x10000000 - 0x10016000

Service NameDisplay NameStatusService Filename
DistribuoeqDistribufqy Transaction Coordinator Service"Running"%System%\xkjtks.exe

 

Registry Modifications

 

Other details

China

 

 

All content ("Information") contained in this report is the copyrighted work of Threat Expert Ltd and its associated companies ("ThreatExpert") and may not be copied without the express permission of ThreatExpert.

The Information is provided on an "as is" basis. ThreatExpert disclaims all warranties, whether express or implied, to the maximum extent permitted by law, including the implied warranties that the Information is merchantable, of satisfactory quality, accurate, fit for a particular purpose or need, or non-infringing, unless such implied warranties are legally incapable of exclusion. Further, ThreatExpert does not warrant or make any representations regarding the use or the results of the use of the Information in terms of their correctness, accuracy, reliability, or otherwise.

Copyright © 2017 ThreatExpert. All rights reserved.