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obronablockads.exe

Red Sky Sp. z o.o.

The application obronablockads.exe by Red Sky Sp. z o.o has been detected as a potentially unwanted program by 4 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from drzwu57ht9dxd.cloudfront.net.
Publisher:
Red Sky Sp. z o.o.  (signed and verified)

MD5:
59fd7647c30ec7062d9d8d1be804a266

SHA-1:
2aba6d7b26f01c82409337503373ac513e6dbc3b

SHA-256:
6a282bbc90689aefdfdd7fdb5883041623d30f4727f95ef7fc01b7554164ad7a

Scanner detections:
4 / 68

Status:
Potentially unwanted

Analysis date:
12/24/2024 11:34:14 AM UTC  (today)

Scan engine
Detection
Engine version

F-Prot
W32/SelfStarterInternetTrojan!M
v6.4.7.1.166

herdProtect (fuzzy)
variant of obronablockads_gb.exe
2014.9.10.21

Reason Heuristics
PUP.Optional.RedSkySpzoo.O
14.8.31.22

Trend Micro House Call
Suspici.D5B044A7
7.2.212

File size:
6.2 MB (6,468,240 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\temp\obronablockads.exe

Digital Signature
Signed by:
Red Sky Sp. z o.o.

Authority:
COMODO CA Limited

Valid from:
3/27/2014 7:00:00 PM

Valid to:
3/28/2015 6:59:59 PM

Subject:
CN=Red Sky Sp. z o.o., OU=Red Sky, O=Red Sky Sp. z o.o., POBox=71-064, STREET=Aleja Piastow 22, L=Szczecin, S=zachodniopomorskie, PostalCode=71-064, C=PL

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

Serial number:
00AF74AE06E658887C8B6B42539F3FA758

File PE Metadata
Compilation timestamp:
12/5/2009 4:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
98304:pCF3xZ9baPESSNar8oW+rAtqzAwFyPNPqmpCc/07YM+qaNwSxBdEOx9OIX:A5xnbaP7wo+q5FyPUmUE1nr9Oq

Entry address:
0x323C

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 58, 3F, 42, 00, E8, 09, 2C, 00, 00, A3, A4, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 58, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, A0, 36, 42, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Entropy:
7.9984

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

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

http://drzwu57ht9dxd.cloudfront.net/bundles/.../ObronaBlockAds.exe

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