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3s53q6f16.exe

Xin Zhou

The executable 3s53q6f16.exe has been detected as malware by 1 anti-virus scanner. This is a setup program which is used to install the application. The file has been seen being downloaded from dgkytklfjrqkb.cloudfront.net.
Publisher:
Xin Zhou  (signed and verified)

MD5:
a1d951053df49164fbd446b3680c9fbd

SHA-1:
42d424635bacef3873a63426d38e7b55a7fa8e4e

SHA-256:
8439bebc4a6fcc9338dd9a4a2288b13ee3d77bd4aca9fb3e9ddf904d3a3bf2fb

Scanner detections:
1 / 68

Status:
Malware

Analysis date:
5/5/2025 7:48:37 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
16.12.20.11

File size:
403.4 KB (413,096 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\3s53q6f16.exe

Digital Signature
Signed by:
Xin Zhou

Authority:
thawte, Inc.

Valid from:
12/14/2016 5:30:00 AM

Valid to:
3/23/2017 5:29:59 AM

Subject:
CN=Xin Zhou, 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:
3975CA38C58455C8411CAB1D133B35BD

File PE Metadata
Compilation timestamp:
12/11/2016 7:35:17 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x351A

Entry point:
E8, AA, 46, 00, 00, E9, 09, 7F, 00, 00, 33, C0, 50, 50, 6A, 03, 50, 6A, 03, 68, 00, 00, 00, 40, 68, 1C, F6, 45, 00, FF, 15, 04, B1, 45, 00, A3, C8, 31, 46, 00, C3, 55, 8B, EC, 8B, 55, 08, 85, D2, 0F, 84, 8E, 00, 00, 00, 53, 56, 83, CE, FF, 57, 8B, C6, F0, 0F, C1, 02, 8B, 4A, 78, 85, C9, 74, 06, 8B, C6, F0, 0F, C1, 01, 8B, 8A, 80, 00, 00, 00, 85, C9, 74, 06, 8B, C6, F0, 0F, C1, 01, 8B, 4A, 7C, 85, C9, 74, 06, 8B, C6, F0, 0F, C1, 01, 8B, 8A, 88, 00, 00, 00, 85, C9, 74, 06, 8B, C6, F0, 0F, C1, 01, 6A, 06, 8D...
 
[+]

Entropy:
7.8336  (probably packed)

Code size:
358.5 KB (367,104 bytes)

The file 3s53q6f16.exe has been seen being distributed by the following URL.

http://dgkytklfjrqkb.cloudfront.net/.../yomz.exe

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