oi5t.exe

Dmitry Volonov

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 oi5t.exe by Dmitry Volonov has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is a setup program which is used to install the application. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from world-downloads.info.
Publisher:
Dmitry Volonov  (signed and verified)

MD5:
2c988f4eb167fddcf9eff963ebd25c26

SHA-1:
100626285282727677b678679598711400795904

SHA-256:
007e760fcaff3ebce0a51960c88215bdd42ff0d71f16992f845b25c130306cc9

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:
12/24/2024 11:40:24 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.WebPick.DmitryVo (M)
16.4.14.21

File size:
1.5 MB (1,559,496 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\oi5t.exe

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
9/27/2013 5:30:00 AM

Valid to:
9/28/2014 5:29:59 AM

Subject:
CN=Dmitry Volonov, O=Dmitry Volonov, STREET=Lepse 14, L=Kiev, S=Kiev, PostalCode=03065, C=UA

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

Serial number:
3D57C4A60FE2C6814E02CB06FE8290BF

File PE Metadata
Compilation timestamp:
12/9/2013 10:48:19 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:5TJ3Z3FWA3wdeshVhVWYhnQnSRg3WObUrTD4UaF1bUtMva2iVEyT5BYT/HZVKJ:5TJ3ZAA3wwunVWYhQnSR/zrP4pbon2ix

Entry address:
0xF7E7

Entry point:
E8, 38, 3F, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 8B, 45, 08, 33, C9, 3B, 04, CD, 28, E0, 41, 00, 74, 13, 41, 83, F9, 2D, 72, F1, 8D, 48, ED, 83, F9, 11, 77, 0E, 6A, 0D, 58, 5D, C3, 8B, 04, CD, 2C, E0, 41, 00, 5D, C3, 05, 44, FF, FF, FF, 6A, 0E, 59, 3B, C8, 1B, C0, 23, C1, 83, C0, 08, 5D, C3, E8, DC, 07, 00, 00, 85, C0, 75, 06, B8, 90, E1, 41, 00, C3, 83, C0, 08, C3, E8, C9, 07, 00, 00, 85, C0, 75, 06, B8, 94, E1, 41, 00, C3, 83, C0, 0C, C3, 8B, FF, 55, 8B, EC, 56, E8, E2, FF, FF, FF, 8B, 4D, 08...
 
[+]

Entropy:
7.9399  (probably packed)

Code size:
92 KB (94,208 bytes)

The file oi5t.exe has been seen being distributed by the following URL.

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