yacqq.exe

Hefei Infinity Technology Co., Ltd.

The application yacqq.exe by Hefei Infinity Technology Co. has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. While running, it connects to the Internet address server-54-192-230-72.waw50.r.cloudfront.net on port 80 using the HTTP protocol.
Publisher:
Hefei Infinity Technology Co., Ltd.  (signed and verified)

MD5:
660b96915634acb9a55cf9fec6fbbc31

SHA-1:
63cb5ac41edd7262d8284c54d4b80eb333766d33

SHA-256:
0ed1aff6abce21c1b052d3dc00317da22c3fdc64d37511699e7adeb971a3a2d6

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
3/7/2017 4:21:16 PM UTC  (eight months ago)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.ELEX (M)
17.3.7.11

File size:
147.2 KB (150,744 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Authority:
thawte, Inc.

Valid from:
1/5/2017 7:00:00 PM

Valid to:
9/7/2017 6:59:59 PM

Subject:
CN="Hefei Infinity Technology Co., Ltd.", O="Hefei Infinity Technology Co., Ltd.", L=Hefei, S=Anhui, C=CN

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

Serial number:
7221A387E2E2D9413C322A3DD55DA62A

File PE Metadata
Compilation timestamp:
3/6/2017 9:59:41 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

Entry address:
0xE0D2

Entry point:
E8, 99, 58, 00, 00, E9, 7F, FE, FF, FF, CC, CC, CC, CC, 57, 56, 8B, 74, 24, 10, 8B, 4C, 24, 14, 8B, 7C, 24, 0C, 8B, C1, 8B, D1, 03, C6, 3B, FE, 76, 08, 3B, F8, 0F, 82, 68, 03, 00, 00, 0F, BA, 25, D4, 47, 42, 00, 01, 73, 07, F3, A4, E9, 17, 03, 00, 00, 81, F9, 80, 00, 00, 00, 0F, 82, CE, 01, 00, 00, 8B, C7, 33, C6, A9, 0F, 00, 00, 00, 75, 0E, 0F, BA, 25, A8, 30, 42, 00, 01, 0F, 82, DA, 04, 00, 00, 0F, BA, 25, D4, 47, 42, 00, 00, 0F, 83, A7, 01, 00, 00, F7, C7, 03, 00, 00, 00, 0F, 85, B8, 01, 00, 00, F7, C6...
 
[+]

Entropy:
6.4435

Code size:
103 KB (105,472 bytes)

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

TCP (HTTP):
Connects to server-52-84-132-4.atl52.r.cloudfront.net  (52.84.132.4:80)

TCP (HTTP):
Connects to server-54-230-206-104.atl50.r.cloudfront.net  (54.230.206.104:80)

TCP (HTTP):
Connects to server-54-192-230-84.waw50.r.cloudfront.net  (54.192.230.84:80)

TCP (HTTP):
Connects to server-54-192-230-72.waw50.r.cloudfront.net  (54.192.230.72:80)

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