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726.exe

7-Zip SFX

Jiajie Yin

The application 726.exe, “7z Setup SFX (x86)” by Jiajie Yin has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is a setup and installation application and has been known to bundle potentially unwanted software. It is also typically executed from the user's temporary directory.
Publisher:
Oleg N. Scherbakov  (signed by Jiajie Yin)

Product:
7-Zip SFX

Description:
7z Setup SFX (x86)

Version:
1.5.0.2478

MD5:
b01b0f0383cb65487ef6db6b5682ba8b

SHA-1:
7c1f0d1cdc5bb8dda02f8bb2652f5aac3cd56db0

SHA-256:
02dcee3cb6269fab77686c05d1825cd100c78fdd74f4c23c9a67243ca5892b15

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:
4/24/2024 1:27:21 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.JiajieYin.Installer (M)
16.2.6.14

File size:
764.4 KB (782,768 bytes)

Product version:
1.5.0.2478

Copyright:
Copyright © 2005-2012 Oleg N. Scherbakov

Original file name:
7ZSfxMod_x86.exe

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\726.exe

Digital Signature
Signed by:
Jiajie Yin

Authority:
WoSign CA Limited

Valid from:
5/14/2014 12:46:39 PM

Valid to:
5/15/2015 12:46:39 PM

Subject:
CN=Jiajie Yin, E=cpa.baidu@gmail.com, L=桂林市, S=广西壮族自治区, C=CN

Issuer:
CN=WoSign Class 2 Code Signing CA, O=WoSign CA Limited, C=CN

Serial number:
3F13D1662B5F2172EF525E77D131CC4E

File PE Metadata
Compilation timestamp:
5/10/2012 11:34:11 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
12288:uEvK4vimrITUzPaHNH3ACrGsDmyJn2PivybHyypqqThjeHKXleNIIYy++/bNZS:uEvpvLUTUzPaJD992PNbHbqGEHKOIIz+

Entry address:
0x168CF

Entry point:
55, 8B, EC, 6A, FF, 68, 60, A0, 41, 00, 68, 60, 6A, 41, 00, 64, A1, 00, 00, 00, 00, 50, 64, 89, 25, 00, 00, 00, 00, 83, EC, 68, 53, 56, 57, 89, 65, E8, 33, DB, 89, 5D, FC, 6A, 02, FF, 15, DC, 81, 41, 00, 59, 83, 0D, 24, EB, 41, 00, FF, 83, 0D, 28, EB, 41, 00, FF, FF, 15, E0, 81, 41, 00, 8B, 0D, 04, CB, 41, 00, 89, 08, FF, 15, E4, 81, 41, 00, 8B, 0D, 00, CB, 41, 00, 89, 08, A1, E8, 81, 41, 00, 8B, 00, A3, 20, EB, 41, 00, E8, 1D, 01, 00, 00, 39, 1D, D0, C7, 41, 00, 75, 0C, 68, 58, 6A, 41, 00, FF, 15, EC, 81...
 
[+]

Developed / compiled with:
Microsoft Visual C++ v6.0

Code size:
88.5 KB (90,624 bytes)

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