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mz4drgw0.k1c

COnfirmed aPp nln

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The file mz4drgw0.k1c by COnfirmed aPp nln 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 the user's temporary directory.
Publisher:
COnfirmed aPp nln  (signed and verified)

MD5:
d87314406f5d26c866abe0cc1f115dec

SHA-1:
021519219f91152b08708aef669f6b64cd0a569f

SHA-256:
c9365246df975f98c437f80ee6cde0098a147af44243e6d94d103b2b6f3c4fb4

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 12:54:15 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse (M)
16.11.13.20

File size:
556.1 KB (569,408 bytes)

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

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\mz4drgw0.k1c

Digital Signature
Signed by:
COnfirmed aPp nln

Authority:
thawte, Inc.

Valid from:
4/12/2015 3:00:00 AM

Valid to:
1/28/2016 1:59:59 AM

Subject:
CN=COnfirmed aPp nln, O=COnfirmed aPp nln, L=Dublin, S=Dublin, C=IE

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

Serial number:
5C6B123E686654AFD5EA691C625BE3A0

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

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:3BHgGP31uK/eIvmHuU8AWeKc9NK6nbNwrLB9aEPeCXfgxKsTkwBJCB1:3BHgu1nGI4uU8A7KMy/uE9YPgwBJCH

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:
7.9633

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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