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ayiqhybsu.exe

Beijing Caiyunshidai Technology Co., Ltd.

The application ayiqhybsu.exe by Beijing Caiyunshidai 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-54-192-55-60.jfk6.r.cloudfront.net on port 80 using the HTTP protocol.
Publisher:
Beijing Caiyunshidai Technology Co., Ltd.  (signed and verified)

MD5:
fa4196a11624c0d85e2071010cd74bf3

SHA-1:
c23ecb15ac747a44377f334e637146f88b503ddf

SHA-256:
eaba5b9f589b9dc588bdebc2dfea4919be555864f2f8034994a69c8491616226

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/24/2024 4:00:20 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.ELEX.SpeedSearch (M)
17.2.11.8

File size:
400.2 KB (409,832 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
Beijing Caiyunshidai Technology Co., Ltd.

Authority:
thawte, Inc.

Valid from:
1/22/2017 4:00:00 PM

Valid to:
3/3/2017 3:59:59 PM

Subject:
CN="Beijing Caiyunshidai Technology Co., Ltd.", O="Beijing Caiyunshidai Technology Co., Ltd.", L=Beijing, S=Beijing, C=CN

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

Serial number:
011AE675B36A4BE7F940903CF54E8522

File PE Metadata
Compilation timestamp:
2/9/2017 2:53:37 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x8893

Entry point:
E8, 5F, FF, FF, FF, E9, C8, 32, 00, 00, 55, 8B, EC, 81, EC, FC, 01, 00, 00, A1, 00, 10, 46, 00, 33, C5, 89, 45, FC, 56, 8B, 75, 08, 57, 56, E8, 3F, 05, 00, 00, 8B, F8, 59, 85, FF, 0F, 84, 79, 01, 00, 00, 53, 6A, 03, E8, 18, FD, FF, FF, 59, 83, F8, 01, 0F, 84, 0F, 01, 00, 00, 6A, 03, E8, 07, FD, FF, FF, 59, 85, C0, 75, 0D, 83, 3D, 10, 26, 46, 00, 01, 0F, 84, F6, 00, 00, 00, 81, FE, FC, 00, 00, 00, 0F, 84, 41, 01, 00, 00, 68, 68, BC, 45, 00, 68, 14, 03, 00, 00, 68, 18, 26, 46, 00, E8, F5, C1, FF, FF, 83, C4...
 
[+]

Entropy:
7.8091  (probably packed)

Code size:
359.5 KB (368,128 bytes)

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

TCP (HTTP):
Connects to server-54-192-55-199.jfk6.r.cloudfront.net  (54.192.55.199:80)

TCP (HTTP):
Connects to server-54-230-11-28.lhr3.r.cloudfront.net  (54.230.11.28:80)

TCP (HTTP):
Connects to server-54-192-55-60.jfk6.r.cloudfront.net  (54.192.55.60:80)

TCP (HTTP):
Connects to server-54-192-230-39.waw50.r.cloudfront.net  (54.192.230.39:80)

TCP (HTTP):
Connects to server-52-84-16-213.sea32.r.cloudfront.net  (52.84.16.213:80)

TCP (HTTP):
Connects to server-54-230-216-34.mrs50.r.cloudfront.net  (54.230.216.34:80)

TCP (HTTP):
Connects to server-52-85-83-44.lax1.r.cloudfront.net  (52.85.83.44:80)

TCP (HTTP):
Connects to server-52-85-83-157.lax1.r.cloudfront.net  (52.85.83.157:80)

TCP (HTTP):
Connects to server-52-85-83-134.lax1.r.cloudfront.net  (52.85.83.134:80)

TCP (HTTP):
Connects to server-54-192-230-213.waw50.r.cloudfront.net  (54.192.230.213:80)

TCP (HTTP):
Connects to server-54-192-230-155.waw50.r.cloudfront.net  (54.192.230.155:80)

TCP (HTTP):
Connects to server-52-84-16-210.sea32.r.cloudfront.net  (52.84.16.210:80)

TCP (HTTP):
Connects to server-52-85-83-202.lax1.r.cloudfront.net  (52.85.83.202:80)

TCP (HTTP):
Connects to server-52-85-83-144.lax1.r.cloudfront.net  (52.85.83.144:80)

TCP (HTTP):
Connects to server-52-85-83-119.lax1.r.cloudfront.net  (52.85.83.119:80)

TCP (HTTP):
Connects to server-52-84-16-54.sea32.r.cloudfront.net  (52.84.16.54:80)

TCP (HTTP):
Connects to server-54-230-216-236.mrs50.r.cloudfront.net  (54.230.216.236:80)

TCP (HTTP):
Connects to server-54-192-55-135.jfk6.r.cloudfront.net  (54.192.55.135:80)

TCP (HTTP):
Connects to server-54-192-230-94.waw50.r.cloudfront.net  (54.192.230.94:80)

TCP (HTTP):
Connects to server-54-192-230-37.waw50.r.cloudfront.net  (54.192.230.37:80)

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