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ism_zt.exe

Yu Bao

The application ism_zt.exe by Yu Bao has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. The file has been seen being downloaded from d3g1g0k0wwnjag.cloudfront.net.
Publisher:
Yu Bao  (signed and verified)

Version:
201606221421

MD5:
73ba7909019298c92e62eca3d56d3cc5

SHA-1:
a851d5745c2b280ef6b8198d520c2ab01a777c33

SHA-256:
1a68e0d1b9e9058997eb1af4be8dbf0e540dbf26892cf613bd9e6e1fcc1d8a44

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/27/2024 8:34:26 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.YuBao (M)
16.6.22.9

File size:
398.3 KB (407,872 bytes)

Product version:
201606221421

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\Documents and Settings\{user}\Local settings\temporary internet files\content.ie5\{random}\ism_zt.exe

Digital Signature
Signed by:
Yu Bao

Authority:
thawte, Inc.

Valid from:
6/17/2016 12:00:00 AM

Valid to:
10/20/2016 11:59:59 PM

Subject:
CN=Yu Bao, OU=Individual Developer, O=No Organization Affiliation, L=Beijing, S=Beijing, C=CN

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

Serial number:
35080DDF2DA6A0C3D28C9AAC05D7DDB5

File PE Metadata
Compilation timestamp:
6/22/2016 1:22:50 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
12288:hTYkA2o2b758/N04psetS5UO6MqHeIxLZ:lYkA2o2bQNPQB2eGLZ

Entry address:
0x3017B

Entry point:
E8, 84, 89, 00, 00, E9, 7F, FE, FF, FF, 55, 8B, EC, FF, 15, 60, 01, 45, 00, 6A, 01, A3, 94, 31, 46, 00, E8, D1, 8E, 00, 00, FF, 75, 08, E8, 66, 8E, 00, 00, 83, 3D, 94, 31, 46, 00, 00, 59, 59, 75, 08, 6A, 01, E8, B7, 8E, 00, 00, 59, 68, 09, 04, 00, C0, E8, 34, 8E, 00, 00, 59, 5D, C3, 55, 8B, EC, 81, EC, 24, 03, 00, 00, 6A, 17, E8, 74, 50, 01, 00, 85, C0, 74, 05, 6A, 02, 59, CD, 29, A3, 78, 2F, 46, 00, 89, 0D, 74, 2F, 46, 00, 89, 15, 70, 2F, 46, 00, 89, 1D, 6C, 2F, 46, 00, 89, 35, 68, 2F, 46, 00, 89, 3D, 64...
 
[+]

Entropy:
6.4573

Code size:
314 KB (321,536 bytes)

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

http://d3g1g0k0wwnjag.cloudfront.net/.../ism_zt.exe

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