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windgdou.exe

아이비엔 (IBN)

The application windgdou.exe by 아이비엔 (IBN) has been detected as a potentially unwanted program by 8 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. The file has been seen being downloaded from down.windgdo.com.
Publisher:
아이비엔 (IBN)  (signed and verified)

MD5:
64c7a4843835d39e7ab98992e60243b6

SHA-1:
0142ca92420eeda1f3c6ae9398dd0a6e96e66179

SHA-256:
dbcfdd55729aa81a9c3ed1baf260e0e1ec42cda1be57c8b8c1b7deeb62b06694

Scanner detections:
8 / 68

Status:
Potentially unwanted

Explanation:
Part of a backdoor IRC bot network.

Analysis date:
11/15/2024 10:23:39 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
TR/Crypt.TPM.Gen
8.3.3.4

AVG
Generic
2017.0.2670

ESET NOD32
Win32/AdWare.KeywordFind (variant)
10.13863

F-Prot
W32/Themida_Packed
v6.4.7.1.166

K7 AntiVirus
Adware
13.235.20359

NANO AntiVirus
Trojan.Win32.Bifrose.djeicz
1.0.38.8984

Qihoo 360 Security
HEUR/QVM19.1.0000.Malware.Gen
1.0.0.1120

VIPRE Antivirus
Backdoor.Win32.Ircbot.gen
51134

File size:
888.3 KB (909,568 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\windgdou.exe

Digital Signature
Signed by:
아이비엔 (IBN)

Authority:
thawte, Inc.

Valid from:
10/8/2015 9:00:00 AM

Valid to:
10/8/2018 8:59:59 AM

Subject:
CN=아이비엔 (IBN), OU=IT Team, O=아이비엔 (IBN), L=Seongdong-gu, S=SEOUL, C=KR

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

Serial number:
4166F57FE9D68663F57A34AE0E960E6A

File PE Metadata
Compilation timestamp:
7/23/2016 12:06:06 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:WaotbKqjJY1HNmLVhBtF0f20Gh4P8zV4UYPsJOVUW:Wa0bKqgN0tF01PPm4UYPzp

Entry address:
0x1F3000

Entry point:
83, EC, 04, 50, 53, E8, 01, 00, 00, 00, CC, 58, 8B, D8, 40, 2D, 00, 50, 0A, 00, 2D, 5D, 36, 5F, 00, 05, 52, 36, 5F, 00, 80, 3B, CC, 75, 19, C6, 03, 00, BB, 00, 10, 00, 00, 68, D8, D7, 38, 31, 68, B2, 22, 6F, 76, 53, 50, E8, 0A, 00, 00, 00, 83, C0, 00, 89, 44, 24, 08, 5B, 58, C3, 55, 8B, EC, 60, 8B, 75, 08, 8B, 4D, 0C, C1, E9, 02, 8B, 45, 10, 8B, 5D, 14, EB, 08, 31, 06, 01, 1E, 83, C6, 04, 49, 0B, C9, 75, F4, 61, C9, C2, 10, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
7.9072  (probably packed)

Code size:
403 KB (412,672 bytes)

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

http://down.windgdo.com/.../windgdou.exe

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