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a3cb.tmp

Swift Record

This is the installer/setup program for a Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file a3cb.tmp by Swift Record has been detected as adware by 27 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. It will plug into the web browser and display context-based advertisements by overwriting existing ads or by inserting new ones on various web pages. It is also typically executed from the user's temporary directory.
Publisher:
Swift Record  (signed and verified)

MD5:
59597b3484a28dcde2d9c07fdcedac41

SHA-1:
1e908034211f1cb767844e269ac29bdbb865044d

SHA-256:
23289f655665487ebc80bdc0c8a8bfa68b0ea90be37946b9c9f22b4ccc85e6b3

Scanner detections:
27 / 68

Status:
Adware

Explanation:
Injects advertising in the web browser in various formats.

Analysis date:
4/26/2024 1:57:35 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Adware.SwiftBrowse.1
623

Agnitum Outpost
PUA.Kranet
7.1.1

AhnLab V3 Security
PUP/Win32.BrowseFox
2015.05.11

AVG
AdPlugin
2016.0.3101

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.15523

Bitdefender
Gen:Variant.Adware.SwiftBrowse.1
1.0.20.715

Bkav FE
W32.HfsAdware
1.3.0.6379

Clam AntiVirus
Win.Adware.Agent-34627
0.98/21511

Dr.Web
Trojan.Yontoo.1734
9.0.1.0143

Emsisoft Anti-Malware
Gen:Variant.Adware.SwiftBrowse
8.15.05.23.11

ESET NOD32
Win32/BrowseFox.AV potentially unwanted
9.11606

Fortinet FortiGate
Riskware/BrowseFox
5/23/2015

F-Secure
Gen:Variant.Adware.SwiftBrowse
11.2015-23-05_7

G Data
Gen:Variant.Adware.SwiftBrowse
15.5.25

K7 AntiVirus
Unwanted-Program
13.203.15862

Kaspersky
not-a-virus:HEUR:AdWare.Win32.Kranet
14.0.0.1998

McAfee
Artemis!59597B3484A2
5600.6757

MicroWorld eScan
Gen:Variant.Adware.SwiftBrowse.1
16.0.0.429

NANO AntiVirus
Trojan.Nsis.BrowseFox.dnxihk
0.30.24.1357

Qihoo 360 Security
HEUR/QVM42.1.Malware.Gen
1.0.0.1015

Reason Heuristics
PUP.Yontoo.Installer
15.5.23.11

Rising Antivirus
NS:PUF.SilenceInstaller!1.9DDF
23.00.65.15521

Sophos
Browse Fox
4.98

Trend Micro House Call
TROJ_GEN.R08NC0OE915
7.2.143

Trend Micro
TROJ_GEN.R08NC0OE915
10.465.23

Vba32 AntiVirus
AdWare.Kranet
3.12.26.3

VIPRE Antivirus
Yontoo
40130

File size:
511 KB (523,256 bytes)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\temp\a3cb.tmp

Digital Signature
Signed by:
Swift Record

Authority:
VeriSign, Inc.

Valid from:
2/23/2015 1:00:00 AM

Valid to:
2/24/2016 12:59:59 AM

Subject:
CN=Swift Record, O=Swift Record, L=San Diego, S=California, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
6E13F4D26CDD3AF95641126F8F0372FD

File PE Metadata
Compilation timestamp:
12/5/2009 11:52:01 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:Xal6jtTk1s15ATLM8Iyg5/G/8/3D0Fw/tN8dkmLtpHHHrh7gf:Xagjlk62lgu8/z0FmcLbH1gf

Entry address:
0x30CB

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, 38, 6F, 44, 00, E8, F1, 2B, 00, 00, A3, 84, 6E, 44, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 30, 9C, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 80, 2E, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, F0, 46, 00, 50, 57, E8, 92, 28, 00, 00...
 
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Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

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