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gribacherqaentrenewthj.exe

Ding Ruan

The application gribacherqaentrenewthj.exe by Ding Ruan has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. It runs as a scheduled task under the Windows Task Scheduler triggered daily at a specified time. While running, it connects to the Internet address server-52-84-246-150.sfo20.r.cloudfront.net on port 80 using the HTTP protocol.
Publisher:
Ding Ruan  (signed and verified)

MD5:
82769ccce387eb10bfd820d86fae8e23

SHA-1:
1a4b48b1b5b6a0df06ddf0daa8d7371d83e32b9a

SHA-256:
6e03d0bcf50079ff5df0bfb620517931a79e8db147450bb364c26beb0b100687

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/26/2024 5:00:02 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.ELEX (M)
16.7.22.10

File size:
346.7 KB (355,040 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\ghohech\gribacherqaentrenewthj.exe

Digital Signature
Signed by:
Ding Ruan

Authority:
thawte, Inc.

Valid from:
7/17/2016 5:00:00 PM

Valid to:
4/13/2017 4:59:59 PM

Subject:
CN=Ding Ruan, 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:
63FF3C3A1EB641C60DB1171E8E10CFBF

File PE Metadata
Compilation timestamp:
7/15/2016 1:36:02 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
6144:5H5D6uYe/SItoRjKNb+aqJVfe3zFwVN/+L:5Zupe/SSwJVWje/+L

Entry address:
0x226B2

Entry point:
E8, E6, 57, 00, 00, E9, 7F, FE, FF, FF, CC, CC, CC, CC, 8B, 54, 24, 0C, 8B, 4C, 24, 04, 85, D2, 74, 7F, 0F, B6, 44, 24, 08, 0F, BA, 25, 54, 32, 45, 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, 00, 13, 45, 00, 01, 0F, 82, 04, 5D, 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, 8B, CA, 83, E2, 03, C1, E9...
 
[+]

Entropy:
6.5155

Code size:
257 KB (263,168 bytes)

Scheduled Task
Task name:
Gribacherqaent Renew

Trigger:
Daily (Runs daily at 4:18 AM)

Description:
It make sure all security update of Gribacherqaent fixed.


The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to server-52-84-246-150.sfo20.r.cloudfront.net  (52.84.246.150:80)

TCP (HTTP):
Connects to server-54-230-163-173.jax1.r.cloudfront.net  (54.230.163.173:80)

TCP (HTTP):
Connects to server-54-230-163-153.jax1.r.cloudfront.net  (54.230.163.153:80)

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