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yacjg.exe

Chencheng Cai

The application yacjg.exe by Chencheng Cai has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Chencheng Cai  (signed and verified)

MD5:
a1348fa1a0a55b4f5b7e6f5136fe2c41

SHA-1:
64f703fc9784bee85136fe477dd1544f20caf62e

SHA-256:
ef65cbaca35aa0d6cf471a245d951029849da2d2e8df34f5084d8299ddfd41e9

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
5/13/2025 12:41:47 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.ELEX (M)
16.8.4.10

File size:
213.5 KB (218,672 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
Chencheng Cai

Authority:
thawte, Inc.

Valid from:
8/3/2016 7:00:00 AM

Valid to:
1/18/2017 6:59:59 AM

Subject:
CN=Chencheng Cai, 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:
76EA77925866248FB3EB702E5A5E225B

File PE Metadata
Compilation timestamp:
8/3/2016 10:22:35 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:UFD9VZjqGyFHeyCrtC06oVWKWax+B5osOlB+wwkKIbY1U51:89VZj1yFWrUBi+fEPJzyUD

Entry address:
0x132B7

Entry point:
E8, 28, 84, 00, 00, E9, 7F, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 8B, 4C, 24, 04, F7, C1, 03, 00, 00, 00, 74, 24, 8A, 01, 83, C1, 01, 84, C0, 74, 4E, F7, C1, 03, 00, 00, 00, 75, EF, 05, 00, 00, 00, 00, 8D, A4, 24, 00, 00, 00, 00, 8D, A4, 24, 00, 00, 00, 00, 8B, 01, BA, FF, FE, FE, 7E, 03, D0, 83, F0, FF, 33, C2, 83, C1, 04, A9, 00, 01, 01, 81, 74, E8, 8B, 41, FC, 84, C0, 74, 32, 84, E4, 74, 24, A9, 00, 00, FF, 00, 74, 13, A9, 00, 00, 00, FF, 74, 02, EB, CD, 8D, 41, FF, 8B...
 
[+]

Entropy:
6.3746

Code size:
156.5 KB (160,256 bytes)

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