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api_downloader.exe

Escolade Solutions LTD.

This adware is a web browser extension that will inject advertising in the browser in the form of unwanted banners and text-links which may link to malware sites and install unwanted software. The application api_downloader.exe by Escolade Solutions has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The file has been seen being downloaded from www.freefilesdownloader.com. It is distributed as part of the Brightcircle group of browser-extensions.
Publisher:
Escolade Solutions LTD.  (signed and verified)

Description:
iPumper

Version:
0.0.0.0

MD5:
384b43c2888f2922e80b704979a3221d

SHA-1:
f1dcb931d033f878deefb2a5c764d656e5702a46

SHA-256:
65c80fddd25c42c15a2b2434f198edfde92c360462244a768e8c287f6cacc150

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
11/15/2024 3:57:12 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Brightcircle.Escolade (M)
16.4.6.14

File size:
4.5 MB (4,677,064 bytes)

Product version:
0.0.0.0

Original file name:
xyzmmwj4e.lnk_p

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\api_downloader.exe

Digital Signature
Signed by:
Escolade Solutions LTD.

Authority:
COMODO CA Limited

Valid from:
9/25/2012 1:00:00 AM

Valid to:
9/26/2013 12:59:59 AM

Subject:
CN=Escolade Solutions LTD., O=Escolade Solutions LTD., STREET=Akademica Vernadskogo blvd. 36-507, L=Kiev, S=Kiev, PostalCode=03451, C=UA

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
0FB283CB6EEA8D0204BFA51C4BCE925C

File PE Metadata
Compilation timestamp:
7/9/2013 9:43:38 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
49152:135LMBDpoA58+VlH8DEo4nKRXzFtIRrYzvu/EG:135AptGDE7nKp3IOz2/D

Entry address:
0x2D132

Entry point:
E8, BF, 67, 00, 00, E9, 89, FE, FF, FF, 57, 8B, C6, 83, E0, 0F, 85, C0, 0F, 85, C1, 00, 00, 00, 8B, D1, 83, E1, 7F, C1, EA, 07, 74, 65, EB, 06, 8D, 9B, 00, 00, 00, 00, 66, 0F, 6F, 06, 66, 0F, 6F, 4E, 10, 66, 0F, 6F, 56, 20, 66, 0F, 6F, 5E, 30, 66, 0F, 7F, 07, 66, 0F, 7F, 4F, 10, 66, 0F, 7F, 57, 20, 66, 0F, 7F, 5F, 30, 66, 0F, 6F, 66, 40, 66, 0F, 6F, 6E, 50, 66, 0F, 6F, 76, 60, 66, 0F, 6F, 7E, 70, 66, 0F, 7F, 67, 40, 66, 0F, 7F, 6F, 50, 66, 0F, 7F, 77, 60, 66, 0F, 7F, 7F, 70, 8D, B6, 80, 00, 00, 00, 8D, BF...
 
[+]

Entropy:
4.5977

Code size:
238.5 KB (244,224 bytes)

The file api_downloader.exe has been seen being distributed by the following URL.

http://www.freefilesdownloader.com/.../api_Downloader_9100001.exe

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