yyibyzkoqh.exe

best apP

Part of the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application yyibyzkoqh.exe by best apP has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
best apP  (signed and verified)

MD5:
d0e1d1ca6e3c5e60520db8a99a1a06ac

SHA-1:
a0b0de5786a9353af2fe13cfd1e3ed8c395a7e7e

SHA-256:
54e93f710402fda7106a5dcb33ab55f82aa79ba77c34a7d78312cad0159dd81d

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
12/25/2024 5:51:49 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.bestapP (M)
16.5.23.20

File size:
244.8 KB (250,640 bytes)

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\ProgramData\adblocker\1.1.0.31\yyibyzkoqh.exe

Digital Signature
Signed by:

Authority:
thawte, Inc.

Valid from:
3/16/2015 7:00:00 AM

Valid to:
12/18/2015 6:59:59 AM

Subject:
CN=best apP, O=best apP, L=Dublin, S=Dublin, C=IE

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

Serial number:
5AE07E692681C2D6576B013DAC28684A

File PE Metadata
Compilation timestamp:
5/16/2015 3:24:25 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
10.0

CTPH (ssdeep):
6144:ShWp50p9xVijU8PyG0MsHjCDG1t8xHQbTc8vY2lzO8Hm0HFAvwMH:SqW9rijZyG0MMR1t+Hqg8vY2ltm0HM

Entry address:
0x194D2

Entry point:
E8, DF, B0, 00, 00, E9, 95, FE, FF, FF, 8B, FF, 55, 8B, EC, 8B, 4D, 0C, 53, 33, DB, 3B, CB, 76, 1B, 6A, E0, 33, D2, 58, F7, F1, 3B, 45, 10, 73, 0F, E8, C6, 06, 00, 00, C7, 00, 0C, 00, 00, 00, 33, C0, EB, 41, 0F, AF, 4D, 10, 56, 57, 8B, F1, 39, 5D, 08, 74, 0B, FF, 75, 08, E8, F4, 56, 00, 00, 59, 8B, D8, 56, FF, 75, 08, E8, 2A, B1, 00, 00, 8B, F8, 59, 59, 85, FF, 74, 14, 3B, DE, 73, 10, 2B, F3, 56, 6A, 00, 03, DF, 53, E8, 70, BE, FF, FF, 83, C4, 0C, 8B, C7, 5F, 5E, 5B, 5D, C3, 8B, FF, 55, 8B, EC, 83, EC, 10...
 
[+]

Entropy:
6.5888

Code size:
174.5 KB (178,688 bytes)

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