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utorrent.exe

Maroin Co., Ltd

The application utorrent.exe by Maroin Co. has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from linkload.kr.
Publisher:
Maroin Co., Ltd  (signed and verified)

MD5:
cfdaf6f9c97b1a273cc4923259b3e87f

SHA-1:
73d9e4238d8271978fcdb017d77368968a08b077

SHA-256:
cadf19e83357a17f8ad6bbbce45e76874c02e68483988ff2870139375e11cf06

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:
11/16/2024 2:40:19 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
16.7.27.11

File size:
5.1 MB (5,394,096 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\utorrent.exe

Digital Signature
Signed by:
Maroin Co., Ltd

Authority:
thawte, Inc.

Valid from:
12/1/2015 9:00:00 AM

Valid to:
3/2/2018 8:59:59 AM

Subject:
CN="Maroin Co., Ltd", O="Maroin Co., Ltd", L=Suyeong-gu, S=Busan, C=KR

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

Serial number:
6247B0D6AE6DA842E9AFD19046D234EF

File PE Metadata
Compilation timestamp:
12/6/2009 7:50:41 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
98304:8Q9x69c/wvzaGnD9KSsB3LQFIj8/8pp5gXkU3AirG3Dvu5yxGxf4SMPvC11010T8:7eIKzxKT3LQO4IgXz3o3DvuXxgSMXCL4

Entry address:
0x30CB

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 38, 3F, 42, 00, E8, F1, 2B, 00, 00, A3, 84, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 30, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 80, 36, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9979

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

The file utorrent.exe has been seen being distributed by the following URL.

http://linkload.kr/start_download.php?mode=web&fileID=05c0710a208d06c07e&code=08f09a0a209907e09f08c09d09f&charge=&reload=0

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