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61a8qxx3t.exe

Yuanyuan Zhang

The application 61a8qxx3t.exe by Yuanyuan Zhang has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is a setup program which is used to install the application. The file has been seen being downloaded from dgkytklfjrqkb.cloudfront.net.
Publisher:
Yuanyuan Zhang  (signed and verified)

MD5:
4ab60312c539f491442b1dcd332b8116

SHA-1:
130e3202ba8af87b055b0b2bb00d1a22e076a16d

SHA-256:
0f47a0b37008af00ca6d279b0dd0333af9de9ab8ddb0264b0b70d6eb7eb09a46

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
11/5/2024 12:33:49 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Mutahba (M)
17.1.5.2

File size:
418.4 KB (428,464 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\61a8qxx3t.exe

Digital Signature
Signed by:
Yuanyuan Zhang

Authority:
thawte, Inc.

Valid from:
12/27/2016 7:00:00 AM

Valid to:
4/21/2017 6:59:59 AM

Subject:
CN=Yuanyuan Zhang, 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:
12BC51B31A3CC4B7A8094D83BEC277BD

File PE Metadata
Compilation timestamp:
12/26/2016 7:28:31 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x6375

Entry point:
E8, C0, F0, FF, FF, E9, 83, 6E, 00, 00, CC, 55, 8B, EC, 83, EC, 18, 53, 8B, 5D, 0C, 56, 57, C6, 45, FF, 00, 8B, 7B, 08, 8D, 73, 10, 33, 3D, 00, 50, 46, 00, C7, 45, F4, 01, 00, 00, 00, 8B, 07, 83, F8, FE, 74, 0D, 8B, 4F, 04, 03, CE, 33, 0C, 30, E8, 81, C9, FF, FF, 8B, 47, 08, 8B, 4F, 0C, 03, CE, 33, 0C, 30, E8, 71, C9, FF, FF, 8B, 45, 08, F6, 40, 04, 66, 0F, 85, CF, 00, 00, 00, 89, 45, E8, 8B, 45, 10, 89, 45, EC, 8D, 45, E8, 89, 43, FC, 8B, 43, 0C, 89, 45, F8, 83, F8, FE, 0F, 84, ED, 00, 00, 00, 8D, 04, 40...
 
[+]

Entropy:
7.8014  (probably packed)

Code size:
371.5 KB (380,416 bytes)

The file 61a8qxx3t.exe has been seen being distributed by the following URL.

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

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