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8vexa7e25.exe

Yu Bao

The executable 8vexa7e25.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:
Yu Bao  (signed and verified)

MD5:
242d3f675cd83e171a2e744bde35f69c

SHA-1:
20a4779957a7b2bc2f19ccb0638883006e6a60f9

SHA-256:
44320bd0411309614be6a2bbe39a85a04fa7b35e06bbd01b99aafdd20e405a1e

Scanner detections:
1 / 68

Status:
Malware

Analysis date:
11/27/2024 2:44:53 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
16.11.10.8

File size:
425.4 KB (435,624 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\8vexa7e25.exe

Digital Signature
Signed by:
Yu Bao

Authority:
thawte, Inc.

Valid from:
10/27/2016 7:00:00 AM

Valid to:
11/22/2017 6:59:59 AM

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:
484BF6F7CDB22658B1162CD6BDAA1187

File PE Metadata
Compilation timestamp:
11/4/2016 12:22:39 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
6144:n6efp0SN/G4sBeC1lwVBRWmgIVIF5hWp1lQEaaBPiL4oi4DnMt7bCkZ0S0v98Zh+:nDWSN/rsYCAxgIVIFDcvQEaaMtqASymI

Entry address:
0x99C8

Entry point:
E8, 8C, C3, FF, FF, E9, 9B, 35, 00, 00, 55, 8B, EC, 53, 56, 8B, 75, 08, 33, DB, 57, 8B, 86, 84, 00, 00, 00, 85, C0, 74, 66, 3D, 88, 6B, 46, 00, 74, 5F, 8B, 46, 78, 85, C0, 74, 58, 39, 18, 75, 54, 8B, 86, 80, 00, 00, 00, 85, C0, 74, 17, 39, 18, 75, 13, 50, E8, 0A, 99, FF, FF, FF, B6, 84, 00, 00, 00, E8, C3, E9, FF, FF, 59, 59, 8B, 46, 7C, 85, C0, 74, 17, 39, 18, 75, 13, 50, E8, EC, 98, FF, FF, FF, B6, 84, 00, 00, 00, E8, C5, C3, FF, FF, 59, 59, FF, 76, 78, E8, D7, 98, FF, FF, FF, B6, 84, 00, 00, 00, E8, CC...
 
[+]

Entropy:
7.7962  (probably packed)

Code size:
375.5 KB (384,512 bytes)

The file 8vexa7e25.exe has been seen being distributed by the following URL.

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

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