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66626443.exe

Beijing YuJinCheng Technology Co., Ltd.

The application 66626443.exe by Beijing YuJinCheng Technology Co. has been detected as adware by 11 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from down.fm-fm.com and multiple other hosts.
Publisher:
Beijing YuJinCheng Technology Co., Ltd.  (signed and verified)

MD5:
ce62ab8bae7d56dd07896ea1c2670470

SHA-1:
755ee12127d1a05199098004675977bfcc102c0d

SHA-256:
f724b8f047f8746cadc7860c7f42058f4964e94855b7ee81efd4646172f8007f

Scanner detections:
11 / 68

Status:
Adware

Analysis date:
4/19/2024 11:11:03 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.KillAV.2
1014

Bitdefender
Gen:Variant.KillAV.2
1.0.20.585

Dr.Web
Trojan.PWS.Gina.82
9.0.1.0117

Emsisoft Anti-Malware
Gen:Variant.KillAV
8.14.04.27.05

F-Secure
Gen:Variant.KillAV.2
11.2014-27-04_1

G Data
Gen:Variant.KillAV
14.4.24

McAfee
Artemis!CE62AB8BAE7D
5600.7148

MicroWorld eScan
Gen:Variant.KillAV.2
15.0.0.351

Reason Heuristics
PUP.BeijingYuJinChengTechnologyCo.I
14.8.10.11

Trend Micro House Call
TROJ_GEN.F47V0420
7.2.117

Vba32 AntiVirus
suspected of Trojan.Downloader.gen.h
3.12.26.0

File size:
1.4 MB (1,518,360 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\66626443.exe

Digital Signature
Signed by:
Beijing YuJinCheng Technology Co., Ltd.

Authority:
VeriSign, Inc.

Valid from:
7/26/2013 8:00:00 AM

Valid to:
7/27/2014 7:59:59 AM

Subject:
CN="Beijing YuJinCheng Technology Co., Ltd.", OU=Digital ID Class 3 - Microsoft Software Validation v2, O="Beijing YuJinCheng Technology Co., Ltd.", L=Beijing, S=Beijing, C=CN

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
733DD1F54CECC5BDAEF46648CD16CEBA

File PE Metadata
Compilation timestamp:
12/3/2011 12:33:15 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
7.10

CTPH (ssdeep):
24576:aHGn0o8lBnz6igLkD2rCDGLrCb34hRaBR53W2hJE6oMn4HvOhlmjKKS0GHtleAD4:Ko4GigLlokCb34jaBlIMcalxZ/q7

Entry address:
0x3EDC

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, B1, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 90, 40, 00, 68, 01, 80, 00, 00, FF, 15, B8, 90, 40, 00, 53, FF, 15, 90, 92, 40, 00, 6A, 08, A3, B8, 5F, 42, 00, E8, C0, 3E, 00, 00, A3, 04, 5F, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 90, 18, 42, 00, FF, 15, 6C, 91, 40, 00, 68, B8, B1, 40, 00, 68, 00, 57, 42, 00, E8, 73, 3B, 00, 00, FF, 15, B4, 90, 40, 00, BF, 00, B0, 42, 00, 50, 57, E8, 61, 3B, 00, 00...
 
[+]

Entropy:
7.9882

Packer / compiler:
Nullsoft install system v2.x

Code size:
29 KB (29,696 bytes)

The file 66626443.exe has been seen being distributed by the following 5 URLs.

http://down.fm-fm.com/.../?????_45_007.exe

http://down.jinyuantg.com/.../?????_45_007.exe

http://down.fm-fm.com/.../???????_37_001.exe

http://down.jinyuantg.com/.../???????_37_001.exe

http://www.safternoonz.pw/.../

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