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jarhairupdate.exe

Shulan Hou

The application jarhairupdate.exe by Shulan Hou has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Shulan Hou  (signed and verified)

MD5:
5b54629b1859e2b38ccdbe03657c79ba

SHA-1:
5c58a58beba171ef06323a88e9f39db59c9ea2be

SHA-256:
d840fd464e950bbd3ed6155466921a54d2fb05ffab89747f1efc348f04b4236a

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:
12/26/2025 1:00:27 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.ELEX (M)
16.10.20.12

File size:
303.7 KB (311,032 bytes)

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\Program Files\jarhair\update\jarhairupdate.exe

Digital Signature
Signed by:
Shulan Hou

Authority:
thawte, Inc.

Valid from:
10/20/2016 2:00:00 AM

Valid to:
6/14/2017 1:59:59 AM

Subject:
CN=Shulan Hou, OU=Individual Developer, O=No Organization Affiliation, L=Beijing, S=Beijing, C=CN

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
79883191E483A9517C916AC6B3994C54

File PE Metadata
Compilation timestamp:
10/20/2016 11:40:09 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
14.0

CTPH (ssdeep):
3072:R73urpAg0FujxP2XBfxdf+P2RUtZ8eg4OXpVZ1R61NRhpaohASBcrhQQLLED4Lt4:oAO52vdf+4s8NXpA38ohASSQHDIt/A

Entry address:
0x27A29

Entry point:
E8, B7, 05, 00, 00, E9, 8E, FE, FF, FF, FF, 25, 70, 92, 44, 00, 8B, 4D, F4, 64, 89, 0D, 00, 00, 00, 00, 59, 5F, 5F, 5E, 5B, 8B, E5, 5D, 51, F2, C3, 50, 64, FF, 35, 00, 00, 00, 00, 8D, 44, 24, 0C, 2B, 64, 24, 0C, 53, 56, 57, 89, 28, 8B, E8, A1, 70, 50, 44, 00, 33, C5, 50, FF, 75, FC, C7, 45, FC, FF, FF, FF, FF, 8D, 45, F4, 64, A3, 00, 00, 00, 00, F2, C3, 50, 64, FF, 35, 00, 00, 00, 00, 8D, 44, 24, 0C, 2B, 64, 24, 0C, 53, 56, 57, 89, 28, 8B, E8, A1, 70, 50, 44, 00, 33, C5, 50, 89, 65, F0, FF, 75, FC, C7, 45...
 
[+]

Code size:
269 KB (275,456 bytes)

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