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b3b70b42.exe

Polyanskaya Irina

The is the installer for the WebPick InstalleRex download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed without consent. The application b3b70b42.exe by Polyanskaya Irina has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from www.ftus.info.
Publisher:
Polyanskaya Irina  (signed and verified)

MD5:
00f44428c68dbe36af42ca5ee6980441

SHA-1:
65436c2873ec5879c9b22699e9fbcc7761b220b2

SHA-256:
120e9a66c537d4e4a5579af148ec54aa596b5e6bf6e82a9fe6f58b83469b780a

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:
12/25/2024 1:54:22 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.WebPick.Polyansk (M)
16.7.5.10

File size:
908.6 KB (930,384 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\b3b70b42.exe

Digital Signature
Signed by:
Polyanskaya Irina

Authority:
COMODO CA Limited

Valid from:
8/24/2014 7:00:00 PM

Valid to:
8/25/2015 6:59:59 PM

Subject:
CN=Polyanskaya Irina, O=Polyanskaya Irina, STREET="Suhata Reka, Bl. 225A, Ap. 42", L=Sofia, S=Sofia, PostalCode=1517, C=BG

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

Serial number:
00A4C6F876119E08B1C5FF63372D64B83F

File PE Metadata
Compilation timestamp:
12/9/2014 5:21:21 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:grAfKXXCs0fCs+DD7G2hr5/hi9/ywk+3Qv:UAfR6VD/HFDjv

Entry address:
0xFE57

Entry point:
E8, DC, 8C, 00, 00, E9, 89, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 8B, 54, 24, 0C, 8B, 4C, 24, 04, 85, D2, 74, 69, 33, C0, 8A, 44, 24, 08, 84, C0, 75, 16, 81, FA, 80, 00, 00, 00, 72, 0E, 83, 3D, 94, 1B, 43, 00, 00, 74, 05, E9, 37, 8D, 00, 00, 57, 8B, F9, 83, FA, 04, 72, 31, F7, D9, 83, E1, 03, 74, 0C, 2B, D1, 88, 07, 83, C7, 01, 83, E9, 01, 75, F6, 8B, C8, C1, E0, 08, 03, C1, 8B, C8, C1, E0, 10, 03, C1, 8B, CA, 83, E2, 03, C1, E9, 02, 74, 06, F3, AB, 85, D2, 74, 0A, 88, 07...
 
[+]

Entropy:
7.2720

Code size:
144 KB (147,456 bytes)

The file b3b70b42.exe has been seen being distributed by the following URL.

http://www.ftus.info/.../b3b70b42.exe

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