1.exe

Yordan Damyanov

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 1.exe by Yordan Damyanov has been detected as adware by 19 anti-malware scanners. This is a setup program which is used to install the application. This is a trojan Bot that uses IRC to communicate with a comand and control network. The Trojan drops other malicious software and opens a backdoor on the infected computer and will run automatically on each boot.
Publisher:
Yordan Damyanov  (signed and verified)

MD5:
3174710dfbde18edbb9b24702a6d24dc

SHA-1:
45cc888a5f8a0b1a01f977b07464b4d9b3e83f0b

SHA-256:
647cc4915267df10230005e364050721b72ad0fff818ac451136d85c85565174

Scanner detections:
19 / 68

Status:
Adware

Explanation:
Part of a backdoor IRC bot network.

Analysis date:
11/16/2024 2:48:37 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Zusy.113278
809

Avira AntiVirus
TR/Zusy.1421384
7.11.186.88

avast!
Win32:Adware-CAS [Adw]
2014.9-141118

Baidu Antivirus
Adware.Win32.Vonteera
4.0.3.141118

Bitdefender
Gen:Variant.Zusy.113278
1.0.20.1610

Emsisoft Anti-Malware
Gen:Variant.Zusy.113278
8.14.11.18.11

ESET NOD32
Win32/AdWare.Vonteera (variant)
8.10729

Fortinet FortiGate
Riskware/Vonteera
11/18/2014

F-Secure
Gen:Variant.Zusy.113278
11.2014-18-11_3

G Data
Gen:Variant.Zusy.113278
14.11.24

Kaspersky
Trojan.Win32.Adond
14.0.0.2928

McAfee
Artemis!3174710DFBDE
5600.6943

MicroWorld eScan
Gen:Variant.Zusy.113278
15.0.0.966

Panda Antivirus
Trj/CI.A
14.11.18.11

Qihoo 360 Security
HEUR/QVM19.1.Malware.Gen
1.0.0.1015

Reason Heuristics
PUP.YordanDamyanov.B
14.11.18.11

Sophos
Vonteera
4.98

Trend Micro House Call
Suspicious_GEN.F47V1114
7.2.322

VIPRE Antivirus
Backdoor.Win32.Ircbot.gen
34816

File size:
1.4 MB (1,421,384 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\roaming\1.exe

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
10/7/2013 3:00:00 AM

Valid to:
10/8/2015 2:59:59 AM

Subject:
CN=Yordan Damyanov, O=Yordan Damyanov, STREET=19 Dobri Voinikov Str, L=Sofia, S=Sofia, PostalCode=1000, C=BG

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

Serial number:
00FEEF0D77D0AC7E55D4E7707B384AC901

File PE Metadata
Compilation timestamp:
11/11/2014 12:56:59 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:g8kHq1f6uBLXnjx2c6f7LDEDQTm5iW0dknmssqXkVdY5bnRLHaxvzcW6:0s6uDnjEt/5K5ivjpq0VdqnRL6c

Entry address:
0x12B7000

Entry point:
56, 50, 53, E8, 01, 00, 00, 00, CC, 58, 89, C3, 40, 2D, 00, 70, 0D, 00, 2D, E0, C5, 9B, 05, 05, D7, C5, 9B, 05, 80, 3B, CC, 75, 19, C6, 03, 00, BB, 00, 10, 00, 00, 68, 94, 5E, 06, 6C, 68, 08, 8B, 52, 25, 53, 50, E8, 0A, 00, 00, 00, 83, C0, 00, 89, 44, 24, 08, 5B, 58, C3, 55, 89, E5, 50, 53, 51, 56, 8B, 75, 08, 8B, 4D, 0C, C1, E9, 02, 8B, 45, 10, 8B, 5D, 14, 85, C9, 74, 0A, 31, 06, 01, 1E, 83, C6, 04, 49, EB, F2, 5E, 59, 5B, 58, C9, C2, 10, 00, 21, B0, 4D, EC, DC, 81, A4, 9A, 35, 57, 47, D0, 35, 29, FB, F1...
 
[+]

Entropy:
7.9613  (probably packed)

Code size:
169.5 KB (173,568 bytes)

The file 1.exe has been seen being distributed by the following 5 URLs.

http://www.dolfine.info/.../d9e19121a.exe

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