PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

 OVERALL RISK RATING:
 REPORTED INFECTION:
 SYSTEM IMPACT RATING:
 INFORMATION EXPOSURE:

  • Threat Type: Adware

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This adware 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: 538,624 bytes
File Type: EXE
Memory Resident: No
Initial Samples Received Date: 19 Oct 2013

Arrival Details

This adware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Other System Modifications

This adware adds the following registry keys:

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\System

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\Validation

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\CC

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\AdServer\DomainList

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\AdServer\Extra1

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\CurrentPackage\Urls\
Pending

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\CurrentPackage\Urls\
Done

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\CurrentPackage\Campaigns\
Pending

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\CurrentPackage\Campaigns\
Done

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\CommandListContainer

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\FailureControl

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\VersionNames

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\Agent

It adds the following registry entries:

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\System
RqT = "493e"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\System
ShHd = "0"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\System
CnQs = "0"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\System
MdQs = "1f4"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\Validation
13 = "a9afef2451a946b401d0f0bd01cb94c1"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\CC
dtj = "a"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\CC
gdd = "1"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\CC
lad = "{random values}"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\CC
da = "1"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\CC
dd = "1"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\CC
cd = "1"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\Validation
15 = "f622603ecb1752286516e4388a66b659"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\AdServer\Extra1
CheckBrowserWaitTime1 = "1388"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\AdServer\Extra1
CheckBrowserWaitTime2 = "271"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\AdServer\Extra1
RemoveAccents = "0"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\AdServer\Extra1
TimeToEventWaitTime = "36ee8"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\Validation
14 = "c921837829547e5e35acd238a34e4546"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\AdServer
PingInterval = "0"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\AdServer
LastPingLocalTime = "{random values}"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\AdServer
BrowserDetectMode = "URL"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\AdServer
UrlOperationMode = "Include"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\AdServer
KeywordsPath = "http://{BLOCKED}ential.net/as/GetClasifiedCampaign.php"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\AdServer
AllowedCampaigns = "0"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\AdServer
IntervalTime = "384"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\AdServer
WaitBrowser = "1"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\AdServer
Report = "0"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\AdServer
UseFlyBrowser = "0"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\AdServer
WordsLock = "f"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\Validation
2 = "1f8b574afeec92a16e7199a8b33de6de"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\CurrentPackage
RemainTime = "0"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\CurrentPackage
RemainFromLocalTime = "{random values}"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\Validation
4 = "547e6e0659643fcd6822f73853d0442a"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\Agent
WantedProcess = "Install"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\Agent
AllowVersions = "ffffffff"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\Agent
RunVersion = "0"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\Agent
Host = "up2potential.net"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\Agent
AgentVersion = "2010"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\Validation
1 = "fcd9c73d962a4bf94028ca64eaa74225"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\CC
da = "0"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\Validation
15 = "f57931dd6cde8888798c02c231db3f45"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\System
CnQs = "1"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\Validation
13 = "95eb4090ba62c6cecf33497d31b0af1a"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\System
CnQs = "2"

HKEY_CURRENT_USER\Software\Context2pro\
contextprod\Validation
13 = "1d1ae3234246eceb827bfb26f4179e0e"

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

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\Context2pro\contextprod
    • System
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod
    • Validation
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod
    • CC
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\AdServer
    • DomainList
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\AdServer
    • Extra1
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\CurrentPackage\Urls
    • Pending
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\CurrentPackage\Urls
    • Done
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\CurrentPackage\Campaigns
    • Pending
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\CurrentPackage\Campaigns
    • Done
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod
    • CommandListContainer
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod
    • FailureControl
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod
    • VersionNames
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod
    • Agent

Step 3

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\Context2pro\contextprod\System
    • RqT = "493e"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\System
    • ShHd = "0"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\System
    • CnQs = "0"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\System
    • MdQs = "1f4"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\Validation
    • 13 = "a9afef2451a946b401d0f0bd01cb94c1"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\CC
    • dtj = "a"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\CC
    • gdd = "1"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\CC
    • lad = "{random values}"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\CC
    • da = "1"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\CC
    • dd = "1"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\CC
    • cd = "1"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\Validation
    • 15 = "f622603ecb1752286516e4388a66b659"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\AdServer\Extra1
    • CheckBrowserWaitTime1 = "1388"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\AdServer\Extra1
    • CheckBrowserWaitTime2 = "271"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\AdServer\Extra1
    • RemoveAccents = "0"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\AdServer\Extra1
    • TimeToEventWaitTime = "36ee8"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\Validation
    • 14 = "c921837829547e5e35acd238a34e4546"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\AdServer
    • PingInterval = "0"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\AdServer
    • LastPingLocalTime = "{random values}"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\AdServer
    • BrowserDetectMode = "URL"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\AdServer
    • UrlOperationMode = "Include"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\AdServer
    • KeywordsPath = "http://{BLOCKED}ential.net/as/GetClasifiedCampaign.php"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\AdServer
    • AllowedCampaigns = "0"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\AdServer
    • IntervalTime = "384"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\AdServer
    • WaitBrowser = "1"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\AdServer
    • Report = "0"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\AdServer
    • UseFlyBrowser = "0"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\AdServer
    • WordsLock = "f"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\Validation
    • 2 = "1f8b574afeec92a16e7199a8b33de6de"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\CurrentPackage
    • RemainTime = "0"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\CurrentPackage
    • RemainFromLocalTime = "{random values}"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\Validation
    • 4 = "547e6e0659643fcd6822f73853d0442a"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\Agent
    • WantedProcess = "Install"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\Agent
    • AllowVersions = "ffffffff"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\Agent
    • RunVersion = "0"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\Agent
    • Host = "up2potential.net"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\Agent
    • AgentVersion = "2010"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\Validation
    • 1 = "fcd9c73d962a4bf94028ca64eaa74225"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\CC
    • da = "0"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\Validation
    • 15 = "f57931dd6cde8888798c02c231db3f45"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\System
    • CnQs = "1"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\Validation
    • 13 = "95eb4090ba62c6cecf33497d31b0af1a"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\System
    • CnQs = "2"
  • In HKEY_CURRENT_USER\Software\Context2pro\contextprod\Validation
    • 13 = "1d1ae3234246eceb827bfb26f4179e0e"

Step 4

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