home

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:
a2c9a6877607ac2cb523faaff915e3b3

SHA-1:
b3d2a1b1e1944c99ca049823cb1e0b4a6fa0a04f

SHA-256:
e526a15e16aebc2584084806a20065edd53ce631264b352390f7132a231a71e6

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 1:00:26 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.ELEX (M)
16.11.26.22

File size:
2.4 MB (2,547,448 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
Shulan Hou

Authority:
thawte, Inc.

Valid from:
10/20/2016 7:00:00 AM

Valid to:
6/14/2017 6:59:59 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 4:40:09 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
14.0

CTPH (ssdeep):
3072:R73urpAg0FujxP2XBfxdf+P2RUtZ8eg4OXpVZ1R61NRhpaohASBcrhQQLLED4Lt/:oAO52vdf+4s8NXpA38ohASSQHDIt/

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...
 
[+]

Entropy:
1.1258

Code size:
269 KB (275,456 bytes)

Remove jarhairupdate.exe - Powered by Reason Core Security
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.