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task.exe

Xin Zhou

The application task.exe by Xin Zhou has been detected as a potentially unwanted program by 2 anti-malware scanners. It runs as a scheduled task under the Windows Task Scheduler triggered daily at a specified time. While running, it connects to the Internet address server-54-230-81-154.mia50.r.cloudfront.net on port 80 using the HTTP protocol.
Publisher:
Xin Zhou  (signed and verified)

MD5:
885cce9453cd979038729fc354bc5e5a

SHA-1:
4959187949706f8a6d3dd4392f22c56c9719ecc2

SHA-256:
1a031397352d1e64c6f1cac086cb5609f5e97dba1635cd807c8306e5c5ae029a

Scanner detections:
2 / 68

Status:
Potentially unwanted

Analysis date:
4/28/2024 5:40:18 AM UTC  (today)

Scan engine
Detection
Engine version

Qihoo 360 Security
HEUR/QVM10.1.Malware.Gen
1.0.0.1077

Reason Heuristics
PUP.XinZhou (M)
16.2.8.12

File size:
326.7 KB (334,552 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\yessearchesbnd\task.exe

Digital Signature
Signed by:
Xin Zhou

Authority:
thawte, Inc.

Valid from:
10/22/2015 10:00:00 PM

Valid to:
10/22/2016 9:59:59 PM

Subject:
CN=Xin Zhou, 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:
659A8A3384285135321373ABABE9503D

File PE Metadata
Compilation timestamp:
12/3/2015 12:28:52 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
6144:R1bFypnkocU3ZSVXB0E6QnQUwQTJQG/mA4/3:R1FypnkmpSRKjDQliA4/3

Entry address:
0x20F06

Entry point:
E8, FC, A5, 00, 00, E9, 7F, FE, FF, FF, 8B, 54, 24, 0C, 8B, 4C, 24, 04, 85, D2, 74, 7F, 0F, B6, 44, 24, 08, 0F, BA, 25, 84, F5, 44, 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, 70, D7, 44, 00, 01, 0F, 82, 3B, A7, 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, 74, 06, F3...
 
[+]

Code size:
232.5 KB (238,080 bytes)

Scheduled Task
Task name:
task Update

Path:
C:\WINDOWS\Tasks\task Update.job

Trigger:
Daily (Runs daily at 22:59)


The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to server-52-85-94-25.jfk5.r.cloudfront.net  (52.85.94.25:80)

TCP (HTTP):
Connects to server-52-85-94-166.jfk5.r.cloudfront.net  (52.85.94.166:80)

TCP (HTTP):
Connects to server-52-85-94-62.jfk5.r.cloudfront.net  (52.85.94.62:80)

TCP (HTTP):
Connects to server-52-85-94-144.jfk5.r.cloudfront.net  (52.85.94.144:80)

TCP (HTTP):
Connects to server-54-192-123-108.dfw50.r.cloudfront.net  (54.192.123.108:80)

TCP (HTTP):
Connects to server-52-84-126-251.iad16.r.cloudfront.net  (52.84.126.251:80)

TCP (HTTP):
Connects to server-54-192-55-10.jfk6.r.cloudfront.net  (54.192.55.10:80)

TCP (HTTP):
Connects to server-54-230-5-220.dfw3.r.cloudfront.net  (54.230.5.220:80)

TCP (HTTP):
Connects to server-54-230-51-143.jfk5.r.cloudfront.net  (54.230.51.143:80)

TCP (HTTP):
Connects to server-54-230-206-56.atl50.r.cloudfront.net  (54.230.206.56:80)

TCP (HTTP):
Connects to server-54-230-206-33.atl50.r.cloudfront.net  (54.230.206.33:80)

TCP (HTTP):
Connects to server-54-230-206-18.atl50.r.cloudfront.net  (54.230.206.18:80)

TCP (HTTP):
Connects to server-54-230-206-159.atl50.r.cloudfront.net  (54.230.206.159:80)

TCP (HTTP):
Connects to server-54-230-122-28.dfw50.r.cloudfront.net  (54.230.122.28:80)

TCP (HTTP):
Connects to server-54-192-55-6.jfk6.r.cloudfront.net  (54.192.55.6:80)

TCP (HTTP):
Connects to server-54-192-55-132.jfk6.r.cloudfront.net  (54.192.55.132:80)

TCP (HTTP):
Connects to server-52-85-94-91.jfk5.r.cloudfront.net  (52.85.94.91:80)

TCP (HTTP):
Connects to server-52-85-94-84.jfk5.r.cloudfront.net  (52.85.94.84:80)

TCP (HTTP):
Connects to server-52-85-94-17.jfk5.r.cloudfront.net  (52.85.94.17:80)

TCP (HTTP):
Connects to server-54-230-81-97.mia50.r.cloudfront.net  (54.230.81.97:80)

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