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unipdf-setup.exe

The executable unipdf-setup.exe has been detected as malware by 7 anti-virus scanners. This is a self-extracting archive and installer, however the file is not signed with an authenticode signature from a trusted source. Infected by an entry-point obscuring polymorphic file infector which will create a peer-to-peer botnet and receives URLs of additional files to download. The file has been seen being downloaded from sharpnight.com.
MD5:
f8bc264119e44a29470596d918a4a2ba

SHA-1:
bc44abbba42ac4ec1d3a3d41ced5b7af995370d0

SHA-256:
43603f0aad685cea66609f8b3a38457abf5910b7d184f59b615a7022a60c9c36

Scanner detections:
7 / 68

Status:
File is infected by a Virus

Explanation:
The file is infected by a polymorphic file infector virus.

Analysis date:
4/26/2024 3:35:20 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:SaliCode
160518-2

Dr.Web
Win32.Sector.30
9.0.1.05190

ESET NOD32
Win32/Sality.NBA virus
8.0.319.0

F-Prot
W32/Sality.gen2
4.6.5.141

McAfee
Virus.W32/Sality.gen.z
18.0.204.0

Microsoft Security Essentials
Threat.Undefined
1.223.217.0

Norman
Win32.Sality.3
28.05.2016 13:03:37

File size:
5.1 MB (5,305,504 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\downloads\unipdf-setup.exe

File PE Metadata
Compilation timestamp:
12/6/2009 1:50:46 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
98304:i/oftzcQXbwQskzRoubSjm7evGiof142a:uofWAbTsUOFvGiO+

Entry address:
0x323C

Entry point:
C6, C5, 23, 80, FC, 86, 39, D3, 69, D2, DF, 2E, D4, 30, 34, AB, F2, 87, EE, F6, C2, 83, 89, F2, 0F, B6, EF, 81, C7, 74, 1A, 00, 00, 81, D6, DF, DC, 1D, 63, F7, C1, 4E, 79, E7, 11, 81, EF, 4B, 07, 00, 00, BE, FF, 4F, 4C, 81, BB, 55, 11, E3, 69, 69, FE, 53, A8, C2, 52, 83, E1, 00, 8D, 2D, B8, A6, 38, E0, 0A, F0, 85, C2, 87, ED, 4B, 08, C8, 3B, F7, BD, F8, 1A, A1, 79, F7, C1, EC, 3C, F5, DC, 81, C1, 8B, 08, 00, 00, 0F, B6, C2, B0, 43, 81, E9, 8A, 08, 00, 00, C7, C6, 88, 8C, DE, 00, F3, 0F, B6, EF, F2, 88, F6...
 
[+]

Entropy:
7.9546  (probably packed)

Code size:
23 KB (23,552 bytes)

The file unipdf-setup.exe has been seen being distributed by the following URL.

http://sharpnight.com/.../unipdf-setup.exe

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