eefv6gx86.exe

Beijing Caiyunshidai Technology Co., Ltd.

The application eefv6gx86.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-52-84-246-219.sfo20.r.cloudfront.net on port 80 using the HTTP protocol.
Publisher:

MD5:
c5cfdf2d93bde719c3a3deb69453fca9

SHA-1:
87c04565cd2e35ca7909f09292930a8255931b1d

SHA-256:
7a190831151c28b4676d54d1f6ceb4e9797391f5a1b688a51251af566c676572

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
2/25/2025 6:14:20 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.ELEX.SpeedSearch (M)
17.2.2.22

File size:
406.6 KB (416,320 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\eefv6gx86.exe

Digital Signature
Authority:
thawte, Inc.

Valid from:
1/21/2017 1:00:00 AM

Valid to:
3/4/2017 12:59:59 AM

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:
378DEFDD636617682E5EC12F97DFF1D2

File PE Metadata
Compilation timestamp:
1/19/2017 2:13:22 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x9F64

Entry point:
E8, 38, 7E, FF, FF, E9, 3A, 14, 00, 00, 55, 8B, EC, 8B, 55, 14, 56, 8B, 75, 08, 57, 8B, 7A, 0C, 85, F6, 75, 16, E8, E3, AC, FF, FF, 6A, 16, 5E, 89, 30, E8, FD, A5, FF, FF, 8B, C6, E9, 84, 00, 00, 00, 83, 7D, 0C, 00, 76, E4, 8B, 4D, 10, C6, 06, 00, 85, C9, 7E, 04, 8B, C1, EB, 02, 33, C0, 40, 39, 45, 0C, 77, 09, E8, B1, AC, FF, FF, 6A, 22, EB, CC, C6, 06, 30, 53, 8D, 5E, 01, 8B, C3, 85, C9, 7E, 1A, 8A, 17, 84, D2, 74, 06, 0F, BE, D2, 47, EB, 03, 6A, 30, 5A, 88, 10, 40, 49, 85, C9, 7F, E9, 8B, 55, 14, C6, 00...
 
[+]

Code size:
364 KB (372,736 bytes)

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

TCP (HTTP):
Connects to server-54-192-129-215.ams50.r.cloudfront.net  (54.192.129.215:80)

TCP (HTTP):
Connects to server-54-192-129-175.ams50.r.cloudfront.net  (54.192.129.175:80)

TCP (HTTP):
Connects to server-54-192-129-117.ams50.r.cloudfront.net  (54.192.129.117:80)

TCP (HTTP):
Connects to server-52-84-246-14.sfo20.r.cloudfront.net  (52.84.246.14:80)

TCP (HTTP):
Connects to server-54-192-230-95.waw50.r.cloudfront.net  (54.192.230.95:80)

TCP (HTTP):
Connects to server-54-192-230-185.waw50.r.cloudfront.net  (54.192.230.185:80)

TCP (HTTP):
Connects to server-54-192-230-182.waw50.r.cloudfront.net  (54.192.230.182:80)

TCP (HTTP):
Connects to server-54-192-230-180.waw50.r.cloudfront.net  (54.192.230.180:80)

TCP (HTTP):
Connects to server-54-192-230-158.waw50.r.cloudfront.net  (54.192.230.158:80)

TCP (HTTP):
Connects to server-52-84-246-56.sfo20.r.cloudfront.net  (52.84.246.56:80)

TCP (HTTP):
Connects to server-52-84-246-219.sfo20.r.cloudfront.net  (52.84.246.219:80)

TCP (HTTP):
Connects to server-52-84-246-175.sfo20.r.cloudfront.net  (52.84.246.175:80)

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