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58olaefg9.exe

Yu Bao

The application 58olaefg9.exe by Yu Bao 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 d2xvc2nqkduarq.cloudfront.net and multiple other hosts.
Publisher:
Yu Bao  (signed and verified)

Version:
201604051809

MD5:
fbacfdb752a20183157e7cd008de3faa

SHA-1:
9f901b04009c6bc1407f0b52c040de3711bdacdf

SHA-256:
159155ff14575f486f484f655d34f5e2439d5960fb4decb0b4dd6286cb8560c0

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/24/2024 1:06:56 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.YuBao (M)
16.4.6.10

File size:
1.4 MB (1,463,280 bytes)

Product version:
201604051809

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\58olaefg9.exe

Digital Signature
Signed by:
Yu Bao

Authority:
thawte, Inc.

Valid from:
4/5/2016 3:00:00 AM

Valid to:
10/21/2016 2:59:59 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:
153E6AA18DC86E7EEFC0592564FE92B7

File PE Metadata
Compilation timestamp:
4/5/2016 1:12:09 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
24576:ctqOMJErx6rQLAp4r/jggMTh0eNnhfv7rlKV8WDtDTHxn7OihRUymhRWMQ6pweho:cQVs6jpdiX6pwOwm

Entry address:
0xB92A3

Entry point:
E8, E0, B3, 00, 00, E9, 7F, FE, FF, FF, CC, CC, CC, 8B, 54, 24, 0C, 8B, 4C, 24, 04, 85, D2, 74, 7F, 0F, B6, 44, 24, 08, 0F, BA, 25, 68, 67, 56, 00, 01, 73, 0D, 8B, 4C, 24, 0C, 57, 8B, 7C, 24, 08, F3, AA, EB, 5D, 8B, 54, 24, 0C, 81, FA, 80, 00, 00, 00, 7C, 0E, 0F, BA, 25, E0, D9, 55, 00, 01, 0F, 82, FD, B8, 00, 00, 57, 8B, F9, 83, FA, 04, 72, 31, F7, D9, 83, E1, 03, 74, 0C, 2B, D1, 88, 07, 83, C7, 01, 83, E9, 01, 75, F6, 8B, C8, C1, E0, 08, 03, C1, 8B, C8, C1, E0, 10, 03, C1, 8B, CA, 83, E2, 03, C1, E9, 02...
 
[+]

Code size:
1.1 MB (1,114,624 bytes)

The file 58olaefg9.exe has been seen being distributed by the following 5 URLs.

http://d2xvc2nqkduarq.cloudfront.net/.../nbyes_su.exe

http://d2xvc2nqkduarq.cloudfront.net/.../nbybr_su.exe

http://d2xvc2nqkduarq.cloudfront.net/.../wsy_ly.exe

http://d2xvc2nqkduarq.cloudfront.net/.../bzt_jq.exe

http://d2xvc2nqkduarq.cloudfront.net/.../isr_jq.exe

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