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typefaster-typing-tutor_042.exe

X - MEDIA JOINT STOCK COMPANY

The executable typefaster-typing-tutor_042.exe has been detected as malware by 1 anti-virus scanner. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from cdo.tuviviet.net.
Publisher:
X - MEDIA JOINT STOCK COMPANY  (signed and verified)

MD5:
1e4308bf0a58172084ac6b2be9836230

SHA-1:
5bcc265105536d275add798ca3bae42a8c53ade1

SHA-256:
fbfc65955e942ad4ead1e3de71a94c2593a110f5cbd2dd2464515e26efaba66c

Scanner detections:
1 / 68

Status:
Malware

Analysis date:
11/27/2024 5:43:18 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
16.10.19.16

File size:
356.7 KB (365,296 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\typefaster-typing-tutor_042.exe

Digital Signature
Signed by:
X - MEDIA JOINT STOCK COMPANY

Authority:
thawte, Inc.

Valid from:
1/30/2015 7:00:00 AM

Valid to:
1/9/2016 6:59:59 AM

Subject:
CN=X - MEDIA JOINT STOCK COMPANY, OU=IT Department, O=X - MEDIA JOINT STOCK COMPANY, L=Ha Noi, S=Nort, C=VN

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

Serial number:
7A3A606E89432BF7DB70336021C5140A

File PE Metadata
Compilation timestamp:
10/7/2014 11:40:23 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:C8Dsp+FNX1dFOvDlXJuIHZ8VmPQHiN24jr:C8dNXSEO8VmPEo

Entry address:
0x30E2

Entry point:
81, EC, 84, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 90, 91, 40, 00, 89, 5C, 24, 20, C6, 44, 24, 14, 20, FF, 15, 34, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, 1C, 71, 40, 00, 53, FF, 15, 8C, 72, 40, 00, 6A, 09, A3, 78, E4, 42, 00, E8, A8, 2D, 00, 00, A3, C4, E3, 42, 00, 53, 8D, 44, 24, 38, 68, 60, 01, 00, 00, 50, 53, 68, 00, 88, 42, 00, FF, 15, 64, 71, 40, 00, 68, 80, 91, 40, 00, 68, C0, DB, 42, 00, E8, 52, 2A, 00, 00, FF, 15, 20, 71, 40, 00, BD, 00, 40, 43, 00, 50, 55, E8, 40, 2A...
 
[+]

Entropy:
4.1741

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file typefaster-typing-tutor_042.exe has been seen being distributed by the following URL.

http://cdo.tuviviet.net/fxv.ashx?hex=0055eaf682f2e0f691e1192483489f3a&ti=1E4D2BEE636D3B28572F4088591A7AC829E9438233797B86&ibe=FBF8142CFC99CCD67E8F2978FFA9E240C0EAB0F19AC6D346&lke=927A1665A7ACC92BD62345DA731D2D562F4EAAC30EF4D8214DB4DC07C0D8277CC65827B328C75DD32F207E4B4CD6925E

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