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kindle+previewer(mobi阅读器)+v2.92+官方中文版@25_47393.exe

Downloader

Ruifeng Network Technology Co., Ltd.

The application kindle+previewer(mobi阅读器)+v2.92+官方中文版@25_47393.exe by Ruifeng Network Technology Co. has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The file has been seen being downloaded from count.cncrk.com.
Publisher:
Ruifeng Network Technology Co., Ltd.  (signed and verified)

Product:
Downloader

Version:
6.0.0.7

MD5:
502b3e00299150fd55caf03858c4f499

SHA-1:
d4864197b9ab7ebd176c1e77692d398f2f854b62

SHA-256:
19c3f185837e97d2ee90017741b6ac75635427ac9ba7d830fcf5b2d3ee956587

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
11/27/2024 2:35:59 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
16.9.11.19

File size:
671.8 KB (687,872 bytes)

Product version:
6.0.0.7

Original file name:
Downloader

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\downloads\kindle+previewer(mobi阅读器)+v2.92+官方中文版@25_47393.exe

Digital Signature
Signed by:
Ruifeng Network Technology Co., Ltd.

Authority:
WoSign CA Limited

Valid from:
1/14/2015 5:05:07 PM

Valid to:
1/14/2016 5:05:07 PM

Subject:
CN="Ruifeng Network Technology Co., Ltd.", O="Ruifeng Network Technology Co., Ltd.", L=Jintan, S=Jiangsu, C=CN

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

Serial number:
2ADA1149D66C3DD3E7D5FA9F4F8A0649

File PE Metadata
Compilation timestamp:
1/27/2015 5:01:39 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
12288:NAMsQnOhFIwZ1KUcZdKRlMVyRgjAzJGXCx3eK4D5HPli:NAMGkrZ8lniAFGyxfW5HPc

Entry address:
0x1530B

Entry point:
E8, 59, 87, 00, 00, E9, 7F, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 8B, 54, 24, 0C, 8B, 4C, 24, 04, 85, D2, 74, 7F, 0F, B6, 44, 24, 08, 0F, BA, 25, B0, 8C, 48, 00, 01, 73, 0D, 8B, 4C, 24, 0C, 57, 8B, 7C, 24, 08, F3, AA, EB, 5D, 8B, 54, 24, 0C, 81, FA, 80, 00, 00, 00, 7C, 0E, 0F, BA, 25, 1C, 7A, 43, 00, 01, 0F, 82, 38, 89, 00, 00, 57, 8B, F9, 83, FA, 04, 72, 31, F7, D9, 83, E1, 03, 74, 0C, 2B, D1, 88, 07, 83, C7, 01, 83, E9, 01, 75, F6, 8B, C8, C1, E0, 08, 03, C1, 8B, C8, C1, E0, 10, 03, C1...
 
[+]

Entropy:
7.0639

Code size:
164.5 KB (168,448 bytes)

The file kindle+previewer(mobi阅读器)+v2.92+官方中文版@25_47393.exe has been seen being distributed by the following URL.

http://count.cncrk.com/Download.asp?ID=45532&t=s0&sid=47393&URL=http://down.cncrk.com:8080/soft/.../&file=KindlePreviewer.zip

herdProtect is a second line of defense malware removal platform powered by 68 anti-malware engines in the cloud. Since no single anti-malware program is perfect 100% of the time, herdProtect utilizes a 'herd' of multiple engines to guarantee the widest coverage and the earliest possible detection.