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savekakaoUpdate.EXE

savekakaoUpdate 응용 프로그램

JE communication

The application savekakaoUpdate.EXE, “savekakaoUpdate MFC 응용 프로그램” by JE communication has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It runs as a scheduled task under the Windows Task Scheduler named savekakaoUpdate triggered to execute each time a user logs in.
Publisher:
JE communication  (signed and verified)

Product:
savekakaoUpdate 응용 프로그램

Description:
savekakaoUpdate MFC 응용 프로그램

Version:
1, 0, 0, 1

MD5:
9352e22454cd85646c9d58cb2efee0b5

SHA-1:
afb0d0706120551325866d47dc3d13bcbcd28dd3

SHA-256:
f71644f3517e48acf465f82514e4196ea28df01097ceb57f4c62f49500328e08

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:
4/19/2024 7:09:55 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.JEcommun (M)
16.4.15.17

File size:
42.6 KB (43,608 bytes)

Product version:
1, 0, 0, 1

Copyright:
Copyright (C) 2015

Original file name:
savekakaoUpdate.EXE

File type:
Executable application (Win32 EXE)

Digital Signature
Signed by:
JE communication

Authority:
Thawte, Inc.

Valid from:
3/26/2014 9:00:00 AM

Valid to:
3/27/2015 8:59:59 AM

Subject:
CN=JE communication, OU=IT Team, O=JE communication, L=Gangnam-gu, S=SEOUL, C=KR

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
40E440C0868BF76724AB0B79E1D1A63F

File PE Metadata
Compilation timestamp:
3/11/2015 12:51:41 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
384:6By8qhjpVM72QdR1IWZ2qRT7DE5gE0avNtJn/wKuSPLcZ:6BwzVTQ9rMqRT7AqEbvPJ/w7Z

Entry address:
0x1B40

Entry point:
55, 8B, EC, 6A, FF, 68, 58, 24, 40, 00, 68, C6, 1C, 40, 00, 64, A1, 00, 00, 00, 00, 50, 64, 89, 25, 00, 00, 00, 00, 83, EC, 68, 53, 56, 57, 89, 65, E8, 33, DB, 89, 5D, FC, 6A, 02, FF, 15, B0, 21, 40, 00, 59, 83, 0D, D0, 31, 40, 00, FF, 83, 0D, D4, 31, 40, 00, FF, FF, 15, AC, 21, 40, 00, 8B, 0D, C4, 31, 40, 00, 89, 08, FF, 15, F0, 21, 40, 00, 8B, 0D, C0, 31, 40, 00, 89, 08, A1, BC, 21, 40, 00, 8B, 00, A3, CC, 31, 40, 00, E8, 16, 01, 00, 00, 39, 1D, E0, 30, 40, 00, 75, 0C, 68, C2, 1C, 40, 00, FF, 15, C0, 21...
 
[+]

Entropy:
4.9159

Developed / compiled with:
Microsoft Visual C++ v6.0

Code size:
4 KB (4,096 bytes)

Scheduled Task
Task name:
savekakaoUpdate

Trigger:
Logon (Runs on logon)


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

TCP (HTTP):
Connects to ec2-34-198-196-145.compute-1.amazonaws.com  (34.198.196.145:80)

TCP (HTTP):
Connects to ec2-34-193-112-155.compute-1.amazonaws.com  (34.193.112.155:80)

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