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xw_install.exe

The executable xw_install.exe has been detected as malware by 9 anti-virus scanners. The program is a setup application that uses the WinZip SFX 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 www.hikorea.go.kr.
MD5:
ea176563ae52e56e5bf96989819074e3

SHA-1:
8f858296a9b6287b91241d4fb49b6e2c3cecff32

SHA-256:
0061e04cc817934f2549441e04d4499dd8bc8a09326d16d07b1a02cbf3b2d3fd

Scanner detections:
9 / 68

Status:
File is infected by a Virus

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

Analysis date:
4/23/2024 11:17:27 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

avast!
Win32:SaliCode
160518-2

Dr.Web
Win32.Sector.30
9.0.1.05190

Emsisoft Anti-Malware
Win32.Sality
11.5.0.6191

ESET NOD32
Win32/Sality.NBA virus
8.0.319.0

F-Prot
W32/Sality.gen2
4.6.5.141

Kaspersky
Virus.Win32.Sality
15.0.0.562

McAfee
Virus.W32/Sality.gen.z
18.0.204.0

Microsoft Security Essentials
Threat.Undefined
1.223.145.0

Norman
Win32.Sality.3
19.05.2016 05:17:13

File size:
2.4 MB (2,510,688 bytes)

File type:
Executable application (Win32 EXE)

Installer:
WinZip SFX

Common path:
C:\users\{user}\downloads\xw_install.exe

File PE Metadata
Compilation timestamp:
1/9/2001 10:09:05 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
5.10

CTPH (ssdeep):
49152:U/SZELhikRrOMXGzTvj/1TFQ2XZsSy/rj1mTD7/:eYWhRd+rj9J1WrIf

Entry address:
0x3F8F

Entry point:
4A, B0, 0B, 84, EE, 76, 06, 0F, B7, D3, F2, 88, FE, 69, EA, 74, 2B, 80, B0, 80, D7, BD, BF, 95, 6C, 1A, EC, 81, CB, A4, 33, 4A, BD, B9, CA, 20, 70, FE, 8D, 3D, 14, 03, 36, CE, 85, F7, 88, F3, F7, C7, 4A, A7, A5, 26, 8D, 08, 0F, AF, D8, BD, 21, B1, 41, 0A, 89, D5, 8D, 11, 3B, EB, F3, 86, FB, 0F, BF, DE, 1A, FE, 8D, 32, C7, C7, 38, 55, 69, EC, BF, 06, B2, 35, 0E, 81, C3, D2, 68, 00, 66, FF, C5, 33, C0, EB, 06, 8D, 2D, 6F, 5F, 3B, C5, 96, C6, C5, C7, 8B, D6, 85, C7, 13, DD, 52, C6, C6, 5F, F6, C4, D0, 69, CA...
 
[+]

Entropy:
7.9959  (probably packed)

Code size:
21.5 KB (22,016 bytes)

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

http://www.hikorea.go.kr/activeX/xecureweb/.../xw_install.exe

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