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downloader_ie8.exe

Fengxia Cao

The application downloader_ie8.exe by Fengxia Cao 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-52-85-74-202.lhr3.r.cloudfront.net on port 80 using the HTTP protocol.
Publisher:
Fengxia Cao  (signed and verified)

Description:
Net tool

Version:
8.0.7600.16385

MD5:
16ba55dccd68751ad663ac803edb5a58

SHA-1:
a825acdc33d8b0f99c022ba7062547b61db22cf5

SHA-256:
9958a93bc67bebac7aa8e4418c96cc43813b14255d83995b5dd404817498e38b

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
4/19/2024 2:41:08 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Elex.FC (M)
17.3.15.10

File size:
1.8 MB (1,851,064 bytes)

Product version:
8.0.7600.16385

Original file name:
Net

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\downloader_ie8.exe

Digital Signature
Signed by:
Fengxia Cao

Authority:
thawte, Inc.

Valid from:
1/10/2017 8:00:00 AM

Valid to:
10/14/2017 7:59:59 AM

Subject:
CN=Fengxia Cao, OU=Individual Developer, O=No Organization Affiliation, L=Beijing, S=Beijing, C=CN

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

Serial number:
3B6536249C7E938DA013110B8048B326

File PE Metadata
Compilation timestamp:
3/15/2017 10:50:35 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

Entry address:
0x25DBF

Entry point:
E8, 8E, BB, 00, 00, E9, 7F, FE, FF, FF, 55, 8B, EC, 8D, 45, 14, 50, 6A, 00, FF, 75, 10, FF, 75, 0C, FF, 75, 08, E8, 79, F6, FF, FF, 83, C4, 14, 5D, C3, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 8B, 44, 24, 0C, 53, 85, C0, 74, 52, 8B, 54, 24, 08, 33, DB, 8A, 5C, 24, 0C, F7, C2, 03, 00, 00, 00, 74, 16, 8A, 0A, 83, C2, 01, 32, CB, 74, 72, 83, E8, 01, 74, 32, F7, C2, 03, 00, 00, 00, 75, EA, 83, E8, 04, 72, 12, 57, 8B, FB, C1, E3, 08, 03, DF, 8B, FB, C1, E3, 10, 03, DF, EB, 1B, 5F, 83, C0, 04, 74, 0E, 8A, 0A...
 
[+]

Entropy:
6.4685

Code size:
1.2 MB (1,260,032 bytes)

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

TCP (HTTP):
Connects to server-52-85-63-142.lhr50.r.cloudfront.net  (52.85.63.142:80)

TCP (HTTP):
Connects to server-54-230-216-204.mrs50.r.cloudfront.net  (54.230.216.204:80)

TCP (HTTP):
Connects to server-52-85-83-72.lax1.r.cloudfront.net  (52.85.83.72:80)

TCP (HTTP):
Connects to server-54-230-216-32.mrs50.r.cloudfront.net  (54.230.216.32:80)

TCP (HTTP):
Connects to server-54-192-130-213.ams50.r.cloudfront.net  (54.192.130.213:80)

TCP (HTTP):
Connects to server-52-85-83-131.lax1.r.cloudfront.net  (52.85.83.131:80)

TCP (HTTP):
Connects to server-52-85-83-107.lax1.r.cloudfront.net  (52.85.83.107:80)

TCP (HTTP):
Connects to server-52-85-77-164.lax3.r.cloudfront.net  (52.85.77.164:80)

TCP (HTTP):
Connects to server-54-230-216-252.mrs50.r.cloudfront.net  (54.230.216.252:80)

TCP (HTTP):
Connects to server-54-230-216-179.mrs50.r.cloudfront.net  (54.230.216.179:80)

TCP (HTTP):
Connects to server-54-230-163-118.jax1.r.cloudfront.net  (54.230.163.118:80)

TCP (HTTP):
Connects to server-54-230-0-42.lhr5.r.cloudfront.net  (54.230.0.42:80)

TCP (HTTP):
Connects to server-54-192-130-48.ams50.r.cloudfront.net  (54.192.130.48:80)

TCP (HTTP):
Connects to server-52-85-77-90.lax3.r.cloudfront.net  (52.85.77.90:80)

TCP (HTTP):
Connects to server-52-85-74-221.lhr3.r.cloudfront.net  (52.85.74.221:80)

TCP (HTTP):
Connects to server-52-85-63-166.lhr50.r.cloudfront.net  (52.85.63.166:80)

TCP (HTTP):
Connects to server-52-85-63-141.lhr50.r.cloudfront.net  (52.85.63.141:80)

TCP (HTTP):
Connects to server-52-84-33-158.ewr50.r.cloudfront.net  (52.84.33.158:80)

TCP (HTTP):
Connects to server-54-240-186-8.mad50.r.cloudfront.net  (54.240.186.8:80)

TCP (HTTP):
Connects to server-54-240-186-253.mad50.r.cloudfront.net  (54.240.186.253:80)

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