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karmin+-+acapella.exe

Downloader

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 karmin+-+acapella.exe, “Karmin - Acapella Downloader” 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.mp3olimp.net. It is distributed as part of the Brightcircle group of browser-extensions.
Publisher:
Escolade Solutions LTD.  (signed and verified)

Product:
Downloader

Description:
Karmin - Acapella Downloader

Version:
1.0.0.2

MD5:
808cd28b75f1ee1427544f490e4b3c6f

SHA-1:
6266b4207359d167bf70d33e63a6bf676766e3ab

SHA-256:
13e262506939f70a229c82c30d80adc115430eaa7b9429bc6e48937f22d2b84d

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:
4/25/2024 6:03:26 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Brightcircle (M)
16.8.7.7

File size:
1.8 MB (1,912,776 bytes)

Product version:
1.0.0.23

Original file name:
xyzm2JuG4.lnk

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\karmin+-+acapella.exe

Digital Signature
Signed by:
Escolade Solutions LTD.

Authority:
COMODO CA Limited

Valid from:
9/25/2012 2:00:00 AM

Valid to:
9/26/2013 1:59:59 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:
8/26/2013 9:25:07 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
49152:xcWSb8fuserkjVcKpTj2X5ZJvRukCu/mpLWRYI4f9vg10uIYpL:1Sb8fuLkjVcQTU5ZJvRukCu8WRYI4fZK

Entry address:
0x105CC7

Entry point:
E8, DC, 70, 00, 00, E9, 89, FE, FF, FF, 3B, 0D, 60, 7C, 57, 00, 75, 02, F3, C3, E9, 63, 71, 00, 00, 8B, FF, 51, C7, 01, 58, 14, 55, 00, E8, 5B, 72, 00, 00, 59, C3, 8B, FF, 55, 8B, EC, 56, 8B, F1, E8, E3, FF, FF, FF, F6, 45, 08, 01, 74, 07, 56, E8, 79, 10, F0, FF, 59, 8B, C6, 5E, 5D, C2, 04, 00, 8B, FF, 55, 8B, EC, 8B, 45, 08, 83, C1, 09, 51, 83, C0, 09, 50, E8, 9A, 72, 00, 00, F7, D8, 59, 1B, C0, 59, 40, 5D, C2, 04, 00, 8B, FF, 55, 8B, EC, 83, EC, 20, 53, 57, 33, DB, 6A, 07, 33, C0, 59, 8D, 7D, E4, 89, 5D...
 
[+]

Entropy:
6.3784

Code size:
1.2 MB (1,219,072 bytes)

The file karmin+-+acapella.exe has been seen being distributed by the following URL.

http://www.mp3olimp.net/out.php?type=downloadmanager&title=Karmin - Acapella&size=8.53&filename=Karmin - Acapella&product_filename=Karmin - Acapella&url=http://.../mp3embed-g70hkim5occb.mp3

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