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a0xo1df80.exe

Beijing Caiyunshidai Technology Co., Ltd.

The application a0xo1df80.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-52-85-77-129.lax3.r.cloudfront.net on port 80 using the HTTP protocol.
Publisher:
Beijing Caiyunshidai Technology Co., Ltd.  (signed and verified)

MD5:
7ac68cf2fe8994d11d79fd640a9f05e9

SHA-1:
fc827e6881897f2d0d9ef8f59ca6f44e3461300f

SHA-256:
6d7a8f6e35cca361e2aefe242d892cca536776736b74b0d8084ce39a1ba80716

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
5/18/2024 1:01:40 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.ELEX.SpeedSearch (M)
17.2.14.16

File size:
432.8 KB (443,144 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\a0xo1df80.exe

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

Authority:
thawte, Inc.

Valid from:
1/23/2017 10:00:00 PM

Valid to:
3/3/2017 8:59:59 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:
72609369E8B31BB6402BA8173358DC75

File PE Metadata
Compilation timestamp:
2/13/2017 1:46:11 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x31D7

Entry point:
E8, 5A, 5A, 00, 00, E9, 00, 8E, 00, 00, 6A, 0C, 68, 40, 8D, 46, 00, E8, B3, 8F, 00, 00, 83, 65, E4, 00, E8, 5F, 59, 00, 00, 83, 65, FC, 00, FF, 75, 08, E8, A3, 8C, 00, 00, 59, 8B, F0, 89, 75, E4, C7, 45, FC, FE, FF, FF, FF, E8, 0B, 00, 00, 00, 8B, C6, E8, CA, 8F, 00, 00, C3, 8B, 75, E4, E8, D5, 53, 00, 00, C3, 55, 8B, EC, 83, 7D, 08, 00, 74, 2D, FF, 75, 08, 6A, 00, FF, 35, B4, BE, 46, 00, FF, 15, 68, 30, 46, 00, 85, C0, 75, 18, 56, E8, AF, 03, 00, 00, 8B, F0, FF, 15, 14, 30, 46, 00, 50, E8, 80, 5D, 00, 00...
 
[+]

Code size:
389 KB (398,336 bytes)

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

TCP (HTTP):
Connects to server-52-85-77-141.lax3.r.cloudfront.net  (52.85.77.141:80)

TCP (HTTP):
Connects to server-52-85-83-174.lax1.r.cloudfront.net  (52.85.83.174:80)

TCP (HTTP):
Connects to server-52-85-77-129.lax3.r.cloudfront.net  (52.85.77.129:80)

TCP (HTTP):
Connects to server-52-85-77-117.lax3.r.cloudfront.net  (52.85.77.117:80)

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