se.exe

AVSoftware EOOD

The software installer uses the StartInstall.com download manager which bundles additional adware offers (toolbars and utilities such as the SafeSearch toolbar) during setup. The application se.exe by AVSoftware EOOD 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 SearchAssistUpdate triggered daily at a specified time. While running, it connects to the Internet address server-54-230-5-169.dfw3.r.cloudfront.net on port 80 using the HTTP protocol.
Publisher:
AVSoftware EOOD  (signed and verified)

MD5:
ebb6b8ccb7965aa48737b6b8b20aebba

SHA-1:
a394a29429f51e590057a201c3d245dc462d0e97

SHA-256:
9ecaaab00be84dbfd075a7775c112a923ce33aa2edacab7980d0522afc098d4c

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:
11/25/2017 8:58:20 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.AVSoftware EOOD.AVSoftwareEOOD (M)
16.1.7.22

File size:
325.5 KB (333,296 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\searchassist\1_3\se.exe

Digital Signature
Signed by:

Authority:
Symantec Corporation

Valid from:
12/30/2015 7:00:00 PM

Valid to:
6/3/2016 7:59:59 PM

Subject:
CN=AVSoftware EOOD, O=AVSoftware EOOD, L=Sofia, S=Sofia, C=BG

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
57ABCD2BCF9FD1CFD5A1BABF2579820E

File PE Metadata
Compilation timestamp:
1/7/2016 11:02:26 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
6144:EgyDD5RewIY8+MoaqEsbPlIu2vbyschj/U888888888888W88888888888s:9w5RewJ7avCVwysCj/U888888888888S

Entry address:
0x3D794

Entry point:
55, 8B, EC, 83, C4, E4, 53, 56, 57, 33, C0, 89, 45, E4, 89, 45, E8, 89, 45, EC, B8, 64, AA, 43, 00, E8, F6, C3, FC, FF, 33, C0, 55, 68, 62, D9, 43, 00, 64, FF, 30, 64, 89, 20, B2, 01, A1, F4, 3B, 42, 00, E8, 18, 04, FF, FF, 8B, D8, 66, BA, 3D, 00, 8B, C3, E8, 43, FC, FE, FF, B2, 01, 8B, C3, E8, A6, FC, FE, FF, BA, BC, 4F, 44, 00, 33, C0, E8, 46, 6D, FC, FF, E8, E1, 6C, FC, FF, 8B, F0, 85, F6, 0F, 8E, 4A, 01, 00, 00, C7, 05, B0, 4F, 44, 00, 01, 00, 00, 00, 8D, 55, EC, A1, B0, 4F, 44, 00, E8, 20, 6D, FC, FF...
 
[+]

Entropy:
6.4659

Developed / compiled with:
Microsoft Visual C++

Code size:
242.5 KB (248,320 bytes)

Scheduled Task
Task name:
SearchAssistUpdate

Trigger:
Daily (Runs daily at 6:17 PM)


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

TCP (HTTP):
Connects to server-54-230-51-135.jfk5.r.cloudfront.net  (54.230.51.135:80)

TCP (HTTP):
Connects to server-54-230-5-169.dfw3.r.cloudfront.net  (54.230.5.169:80)

TCP (HTTP):
Connects to server-54-230-216-254.mrs50.r.cloudfront.net  (54.230.216.254:80)

TCP (HTTP):
Connects to server-52-84-126-76.iad16.r.cloudfront.net  (52.84.126.76:80)

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