51talk-ac-teacher.exe

51Talk

Beijing Dashengzhixing Technology Co., Ltd.

This is a setup and installation application. The file has been seen being downloaded from tswf.51talk.com and multiple other hosts.
Publisher:
Beijing Da Sheng Zhi Xing Technology Co., Ltd.  (signed by Beijing Dashengzhixing Technology Co., Ltd.)

Product:
51Talk

Description:
ACSetup Application

Version:
2015.09.21.028

MD5:
a3417d8c051957b785fe96e0573590dc

SHA-1:
02e0a1ce4b469c621bfffcb278bb180ad41f27c7

SHA-256:
afbcc303345de95e4d4e568ef2b59b420b2124e1793f46894290a36a8eee4dbd

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
12/26/2024 7:03:28 PM UTC  (today)

File size:
12.2 MB (12,806,160 bytes)

Product version:
1.0.28.1

Copyright:
Copyright (c) Beijing Da Sheng Zhi Xing Technology Co., Ltd. All rights reserved.

Original file name:
ACSetup.exe

File type:
Executable application (Win32 EXE)

Language:
Chinese (Simplified, China)

Common path:
C:\users\{user}\downloads\51talk-ac-teacher.exe

Digital Signature
Authority:
Symantec Corporation

Valid from:
2/5/2015 8:00:00 AM

Valid to:
2/5/2017 7:59:59 AM

Subject:
CN="Beijing Dashengzhixing Technology Co., Ltd.", O="Beijing Dashengzhixing Technology Co., Ltd.", L=北京, S=北京, C=CN

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
751B2E092E0D77DF00A8A0BC82B1B7F4

File PE Metadata
Compilation timestamp:
10/12/2015 5:32:23 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
196608:draTA1bMTwT0JCAsPcFDFPZ9hCtVzZLYmBHwSOGIlprZ5SR+/UsTh9FmP+r5kYAz:drSYbmwgOaDFPZ96zZLF1G5vUsvrTAz

Entry address:
0x3FD5E

Entry point:
E8, ED, 8E, 00, 00, E9, 17, FE, FF, FF, 8B, 44, 24, 04, 66, 8B, 54, 24, 08, EB, 07, 66, 3B, CA, 74, 11, 40, 40, 0F, B7, 08, 66, 85, C9, 75, F1, 66, 39, 10, 74, 02, 33, C0, C3, CC, CC, CC, CC, CC, CC, 8B, 54, 24, 0C, 8B, 4C, 24, 04, 85, D2, 74, 69, 33, C0, 8A, 44, 24, 08, 84, C0, 75, 16, 81, FA, 00, 01, 00, 00, 72, 0E, 83, 3D, 68, CC, 46, 00, 00, 74, 05, E9, 7F, 8F, 00, 00, 57, 8B, F9, 83, FA, 04, 72, 31, F7, D9, 83, E1, 03, 74, 0C, 2B, D1, 88, 07, 83, C7, 01, 83, E9, 01, 75, F6, 8B, C8, C1, E0, 08, 03, C1...
 
[+]

Entropy:
7.9585  (probably packed)

Code size:
336 KB (344,064 bytes)

The file 51talk-ac-teacher.exe has been seen being distributed by the following 2 URLs.

http://203.119.6.5/.../51Talk-AC-teacher.exe

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