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microsoft+reader+v2.1.1@67_2317.exe

Downloader

Ruifeng Network Technology Co., Ltd.

The application microsoft+reader+v2.1.1@67_2317.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.
Publisher:
Ruifeng Network Technology Co., Ltd.  (signed and verified)

Product:
Downloader

Version:
6.0.0.7

MD5:
c49e2a8bfc081b22be9549a43276792b

SHA-1:
a85deb46d7ef0fe9b2422aad3a55761b4678b3fa

SHA-256:
f33778f1463af0c80376c664dd107e45bcc6f637ec0c37824ab424a40c86188b

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 2:51:26 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.RuifengN (M)
16.7.11.14

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\microsoft+reader+v2.1.1@67_2317.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):
12288:5AMsQnOhFIwZ1KUcZdKRlMVyRgjAzJGXCx3eK4D5HPlU:5AMGkrZ8lniAFGyxfW5HPC

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)

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