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ultraviewer.exe

The executable ultraviewer.exe has been detected as malware by 8 anti-virus scanners. This is a setup program which is used to install the application. The file has been seen being downloaded from maytinhthainguyen.com and multiple other hosts.
MD5:
3d540a4090e851ab64cdb23355511eb6

SHA-1:
489dafee8279cea308eb3dfc853d670d1247c2f4

Scanner detections:
8 / 68

Status:
Malware

Analysis date:
4/25/2024 10:08:42 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
TR/Agent.2488764
8.3.3.2

Comodo Security
Worm.Win32.Autorun.eb0
24402

Dr.Web
Trojan.DownLoader11.27583
9.0.1.087

IKARUS anti.virus
Trojan.SuspectCRC
t3scan.2.0.8.0

McAfee
Artemis!3D540A4090E8
5600.6447

NANO AntiVirus
Trojan.Win32.DownLoader11.eaneqv
1.0.18.6677

Qihoo 360 Security
HEUR/QVM06.2.Malware.Gen
1.0.0.1120

Vba32 AntiVirus
Malware-Cryptor.VB.gen
3.12.26.4

File size:
2.4 MB (2,488,764 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Documents and Settings\{user}\My documents\downloads\ultraviewer.exe

File PE Metadata
Compilation timestamp:
3/2/2011 2:40:24 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
49152:Rao7oYDUdV4nC+J3xqBb/u0RBzrrDBRsrEbv06EZxDr4F6rfEfgA02W:RtlDUj4nrJB6qIzrReEbv3cYKfUgA02W

Entry address:
0xB4B5

Entry point:
E8, E3, FE, FF, FF, 33, C0, 50, 50, 50, 50, E8, 7F, 2D, 00, 00, C3, 56, 57, 8B, 7C, 24, 0C, 8B, F1, 8B, CF, 89, 3E, E8, 1E, A1, FF, FF, 89, 46, 08, 89, 56, 0C, 8B, 87, 1C, 0C, 00, 00, 89, 46, 10, 5F, 8B, C6, 5E, C2, 04, 00, 8B, C1, 8B, 08, 8B, 50, 10, 3B, 91, 1C, 0C, 00, 00, 75, 0D, 6A, 00, FF, 70, 0C, FF, 70, 08, E8, 47, A6, FF, FF, C3, 55, 8B, EC, 83, EC, 1C, 56, 33, F6, 56, 56, 56, 56, 8D, 45, E4, 50, FF, 15, 48, 32, 41, 00, 85, C0, 74, 21, 56, 56, 56, 8D, 45, E4, 50, FF, 15, 4C, 32, 41, 00, 8D, 45, E4...
 
[+]

Entropy:
7.9881  (probably packed)

Code size:
70.5 KB (72,192 bytes)

The file ultraviewer.exe has been seen being distributed by the following 2 URLs.

http://maytinhthainguyen.com/.../UltraViewer.exe

http://cdn.garena.vn/gamevn/web/Gcafe/.../UltraViewer.exe

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