Gen.Variant.Adware.Graftor.125844_9b8588a8c4

by malwarelabrobot on August 4th, 2014 in Malware Descriptions.

not-a-virus:AdWare.Win32.BetterSurf.b (Kaspersky), Gen:Variant.Adware.Graftor.125844 (B) (Emsisoft), Gen:Variant.Adware.Graftor.125844 (AdAware)
Behaviour: Adware


The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.

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Summary
Dynamic Analysis
Static Analysis
Network Activity
Map
Strings from Dumps
Removals

MD5: 9b8588a8c405140d52cc8e0fcac5da75
SHA1: 5cc218a8a6416672a2003d029aa333089859eb9a
SHA256: 57251a970fab166739ff92cb8f4ac62ea02d5099cd794d368b95b6180e129abe
SSDeep: 1536:jhMWCsgyMIwPnt6hp1ZcTkrC5vCTfLlQwPsKS:aWKyMIwPt6hp1ivgawPs3
Size: 87552 bytes
File type: DLL
Platform: WIN32
Entropy: Not Packed
PEID: UPolyXv05_v6
Company: no certificate found
Created at: 2014-05-13 15:56:04
Analyzed on: WindowsXP SP3 32-bit


Summary:

Adware. Delivers advertising content in a manner or context that may be unexpected and unwanted by users. Many adware applications also perform tracking functions. Users may want to remove adware if they object to such tracking, do not wish to see the advertising caused by the program or are frustrated by its effects on system performance.

Payload

No specific payload has been found.

Process activity

The PUP creates the following process(es):

regsvr32.exe:1276

The PUP injects its code into the following process(es):
No processes have been created.

Mutexes

The following mutexes were created/opened:
No objects were found.

File activity

No files have been created.

Registry activity

The process regsvr32.exe:1276 makes changes in the system registry.
The PUP creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "77 C6 14 34 73 CC 4D 98 59 9F 5C 21 8F 44 49 43"

[HKCR\TypeLib\{E96FC367-4333-44D6-8AD1-C56FE397AF4F}\1.1\0\win32]
"(Default)" = "c:\9b8588a8c405140d52cc8e0fcac5da75.dll"

[HKCR\Interface\{10BB0B78-98A7-4816-8BAB-25F460EB6F28}\ProxyStubClsid32]
"(Default)" = "{00020424-0000-0000-C000-000000000046}"

[HKCR\Interface\{10BB0B78-98A7-4816-8BAB-25F460EB6F28}\TypeLib]
"Version" = "1.1"

[HKCR\CLSID\{725bb89c-a827-4ee5-a558-313c204fd357}\TypeLib]
"(Default)" = "{e96fc367-4333-44d6-8ad1-c56fe397af4f}"

[HKCR\CLSID\{725bb89c-a827-4ee5-a558-313c204fd357}]
"(Default)" = "RichMediaViewV1release1300"

[HKCR\TypeLib\{E96FC367-4333-44D6-8AD1-C56FE397AF4F}\1.1]
"(Default)" = "RichMediaViewV1release1300Lib"

[HKCR\Interface\{10BB0B78-98A7-4816-8BAB-25F460EB6F28}\TypeLib]
"(Default)" = "{E96FC367-4333-44D6-8AD1-C56FE397AF4F}"

[HKCR\Interface\{10BB0B78-98A7-4816-8BAB-25F460EB6F28}]
"(Default)" = "IRichMediaViewV1release1300BHO"

[HKCR\CLSID\{725bb89c-a827-4ee5-a558-313c204fd357}\InprocServer32]
"(Default)" = "c:\9b8588a8c405140d52cc8e0fcac5da75.dll"

[HKCR\TypeLib\{E96FC367-4333-44D6-8AD1-C56FE397AF4F}\1.1\FLAGS]
"(Default)" = "0"

[HKCR\TypeLib\{E96FC367-4333-44D6-8AD1-C56FE397AF4F}\1.1\HELPDIR]
"(Default)" = "c:"

[HKCR\Interface\{10BB0B78-98A7-4816-8BAB-25F460EB6F28}\ProxyStubClsid]
"(Default)" = "{00020424-0000-0000-C000-000000000046}"

[HKCR\CLSID\{725bb89c-a827-4ee5-a558-313c204fd357}\Version]
"(Default)" = "1.1"

[HKCR\CLSID\{725bb89c-a827-4ee5-a558-313c204fd357}\InprocServer32]
"ThreadingModel" = "Apartment"

It registers itself as a Browser Helper Object (BHO) to ensure its automatic execution every time Internet Explorer is run. It does this by creating the following registry key(s)/entry(ies):

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{725bb89c-a827-4ee5-a558-313c204fd357}]
"NoExplorer" = "1"

"(Default)" = "RichMediaViewV1release1300"

Dropped PE files

There are no dropped PE files.

HOSTS file anomalies

No changes have been detected.

Rootkit activity

No anomalies have been detected.

Propagation

VersionInfo

Company Name:
Product Name: Rich Media View release 1300
Product Version: 1.0.0.1
Legal Copyright: (c) 2012-2014. All rights reserved.
Legal Trademarks:
Original Filename: RichMediaViewV1release1300.dll
Internal Name: RichMediaViewV1release1300.dll
File Version: 1.0.0.1
File Description: Rich Media View
Comments:
Language: English (United States)

PE Sections

Name Virtual Address Virtual Size Raw Size Entropy Section MD5
.text 4096 50066 50176 4.50852 e8e6e80479bd51e43249b21f7834aab0
.rdata 57344 19340 19456 3.29418 d1933defc3e79ddfc7eb3297c570e57c
.data 77824 8704 5120 2.74377 7f5746165e5b298b30b3bf5efd44f00c
.rsrc 90112 4156 4608 3.28576 e4e1fcb5364c701c2037e3b90ea757a1
.reloc 98304 6828 7168 3.26496 e5698cb97112dc1e5dd275f0037ae0e6

Dropped from:

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

URLs

No activity has been detected.

IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

Traffic

Web Traffic was not found.

The PUP connects to the servers at the folowing location(s):

Strings from Dumps were not found.


Remove it with Ad-Aware

  1. Click (here) to download and install Ad-Aware Free Antivirus.
  2. Update the definition files.
  3. Run a full scan of your computer.


Manual removal*

  1. Terminate malicious process(es) (How to End a Process With the Task Manager):

    regsvr32.exe:1276

  2. Delete the original PUP file.

*Manual removal may cause unexpected system behaviour and should be performed at your own risk.

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