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doulci_v3.1.0.exe

Bon DoN jOv

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application doulci_v3.1.0.exe by Bon DoN jOv has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the OutBrowse Revenyou installer. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from get.downserver5.com.
Publisher:
KORBX  (signed by Bon DoN jOv)

Product:
KORBX

Version:
9180.15918.891.3763

MD5:
3e84554f3895ba17811a951a8da7d384

SHA-1:
9ac2aa2b4ddaab46fbf4bdbafd7e19166aaa4932

SHA-256:
9819c5b29d4a1c44836f3d2d9bc75b25f12c6b55f94be534f1f4dfaa52641674

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.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
12/25/2024 1:08:14 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.BonDoNjOv.Bundler (M)
16.2.7.14

File size:
551 KB (564,224 bytes)

Product version:
9180.15918.891.3763

Copyright:
KORBX

Trademarks:
KORBX

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou (using Nullsoft Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\doulci_v3.1.0.exe

Digital Signature
Signed by:
Bon DoN jOv

Authority:
thawte, Inc.

Valid from:
6/30/2015 4:00:00 AM

Valid to:
12/18/2015 3:59:59 AM

Subject:
CN=Bon DoN jOv, O=Bon DoN jOv, L=Dublin, S=Dublin, C=IE

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
516ECC14BA727F20EE2BB81DAACAC487

File PE Metadata
Compilation timestamp:
12/6/2009 2:52:12 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:xFJ0dlUTICxHEipCGFt6NptQiGZMcFxOjFnLiDon8rKFanF68Yod2wXd3Ua3rcr/:slUz4O0NHqn/OhnecnWF68DzXdnag40e

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, 1C, 45, 00, E8, F1, 2B, 00, 00, A3, 64, 1B, 45, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 37, 43, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, DB, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, A0, 47, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.8482

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file doulci_v3.1.0.exe has been seen being distributed by the following URL.

http://get.downserver5.com/.../1442604059/1442604059?99593940871XlxvKTI2bD0pLzcoKiFbOikwNC8pJWM0LSozLDQmZjYwHV1kY2JlXW1dNkNmbGc6ZlZSMyYqLScdZFpsZTkzKB9vaWM4KCNaa241Kg

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