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8.exe

downloader of lewell

Hefei Lewei Information Technology Co.,Ltd.

The application 8.exe by Hefei Lewei Information Technology Co.,Ltd has been detected as a potentially unwanted program by 20 anti-malware scanners. This is a setup program which is used to install the application. It will plug into the web browser and display context-based advertisements by overwriting existing ads or by inserting new ones on various web pages. The file has been seen being downloaded from xiazai.zol.com.cn and multiple other hosts.
Publisher:
Hefei Lewei Information Technology Co.,Ltd.  (signed and verified)

Product:
downloader of lewell

Version:
1.0.0.1

MD5:
8a16a78de403a1a6fa360d852f5125e3

SHA-1:
4404cfeb3e5338335b942f75115e18d6acfe7405

SHA-256:
a3539b99a8d1de918c3ec64830e48f0c174ccd09ec1548ab3b47adf13014af60

Scanner detections:
20 / 68

Status:
Potentially unwanted

Explanation:
Injects advertising in the web browser in various formats.

Analysis date:
12/26/2024 6:32:46 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.Qjwmonkey
7.1.1

AhnLab V3 Security
PUP/Win32.Agent
2015.11.22

Avira AntiVirus
APPL/Qjwmonkey.cfk
8.3.2.4

avast!
Win32:Adware-gen [Adw]
2014.9-151121

AVG
Generic7
2016.0.2918

Baidu Antivirus
Adware.Win32.Qjwmonkey
4.0.3.151121

Clam AntiVirus
Win.Adware.Kazy-897
0.98/21511

Comodo Security
ApplicUnwnt
23632

Dr.Web
Adware.Qjwmonkey.47
9.0.1.0325

ESET NOD32
Win32/Adware.Qjwmonkey (variant)
9.12603

Fortinet FortiGate
Riskware/Qjwmonkey
11/21/2015

G Data
Win32.Adware.Qjwmonkey
15.11.25

IKARUS anti.virus
PUA.Qjwmonkey
t3scan.1.9.5.0

K7 AntiVirus
Adware
13.212.17928

Kaspersky
not-a-virus:AdWare.Win32.Agent
14.0.0.1085

McAfee
Artemis!8A16A78DE403
5600.6574

NANO AntiVirus
Riskware.Win32.Qjwmonkey.dyvhuv
0.30.26.4751

Rising Antivirus
PE:Adware.Qjwmonkey!1.A299 [F]
23.00.65.151119

VIPRE Antivirus
Trojan.Win32.Generic
45340

Zillya! Antivirus
Adware.BrowseFox.Win32.162316
2.0.0.2524

File size:
722.5 KB (739,888 bytes)

Product version:
1.0.0.1

Original file name:
downloader of lewell

File type:
Executable application (Win32 EXE)

Language:
Chinese

Digital Signature
Signed by:
Hefei Lewei Information Technology Co.,Ltd.

Authority:
WoSign CA Limited

Valid from:
10/29/2015 7:17:37 AM

Valid to:
10/29/2016 8:17:37 AM

Subject:
CN="Hefei Lewei Information Technology Co.,Ltd.", O="Hefei Lewei Information Technology Co.,Ltd.", L=Hefei, S=Anhui, C=CN

Issuer:
CN=WoSign Class 3 Code Signing CA, O=WoSign CA Limited, C=CN

Serial number:
5AB7015B756534ACC678E7DB75D22D97

File PE Metadata
Compilation timestamp:
11/5/2015 12:46:35 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
12288:QWN4Z2tkBn7v+F4FoZTDBgXSvnpCnfBRBq8BZhrnkNUNiyFSdMq3:QWuZ2k64Fc0nfBRBLtrnkNU/SdMq3

Entry address:
0x1E92B

Entry point:
E8, 89, A2, 00, 00, E9, 7F, FE, FF, FF, 55, 8B, EC, 56, 8B, 75, 0C, 57, 33, FF, 85, F6, 74, 1B, 6A, E0, 33, D2, 58, F7, F6, 3B, 45, 10, 73, 0F, E8, 9F, 11, 00, 00, C7, 00, 0C, 00, 00, 00, 33, C0, EB, 3C, 0F, AF, 75, 10, 53, 8B, 5D, 08, 85, DB, 74, 09, 53, E8, EB, 2A, 00, 00, 59, 8B, F8, 56, 53, E8, C5, A3, 00, 00, 8B, D8, 59, 59, 85, DB, 74, 15, 3B, FE, 73, 11, 2B, F7, 8D, 04, 1F, 56, 6A, 00, 50, E8, 0C, 00, 00, 00, 83, C4, 0C, 8B, C3, 5B, 5F, 5E, 5D, C3, CC, CC, 8B, 54, 24, 0C, 8B, 4C, 24, 04, 85, D2, 74...
 
[+]

Code size:
213 KB (218,112 bytes)

The file 8.exe has been seen being distributed by the following 5 URLs.

http://xiazai.zol.com.cn/down.php?nn=6e7a81e1c73262708&softid=393435&subcateid=1443&site=10&server=10&rand=5199973

http://xiazai.zol.com.cn/down.php?softid=89734&subcateid=58&site=10&checkStr=e4bd1f21d0c761d05

http://xiazai.zol.com.cn/down.php?nn=bc29f4c14ea51514c&softid=135373&subcateid=327&site=10&server=10&rand=5322092

http://driver.zol.com.cn/down.php?softid=437684&subcatid=3&site=9b

http://xiazai.zol.com.cn/down.php?nn=a68725c7260c7ac0f&softid=423287&subcateid=1444&site=10&server=10&rand=2136101

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