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msascui.exe

Windows Explorer

While the file properties state the file is developed by 'Microsoft Corporation', this is not the case and it is designed just to look like a legitimate Microsoft system file. The executable msascui.exe has been detected as malware by 38 anti-virus scanners. While running, it connects to the Internet address members.tripod.com on port 80 using the HTTP protocol.
Publisher:
Microsoft Corporation*  (Invalid match)

Product:
Microsoft® Windows® Operating System

Description:
Windows Explorer

Version:
8.1.5353.17671 (win7sp1_rtm.101119-1850)

MD5:
396afedc4557cc4aeff63f5786e329fc

SHA-1:
147f2c75a30ba2c72833a7ef36fbd84ccb6a3a47

SHA-256:
5b41a86ae0752e68ed34cd5bbc311f0bb0d0ea441935d5ba682b483ad5521309

Scanner detections:
38 / 68

Status:
Malware

Analysis date:
5/10/2024 8:00:45 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Trojan.Heur.um0@rvRIDzaih
238

AegisLab AV Signature
W32.W.AutoHotKey.a!c
2.1.4+

AhnLab V3 Security
Trojan/Win32.Hupigon
2016.05.20

Avira AntiVirus
TR/Crypt.FKM.Gen
8.3.3.4

Arcabit
Trojan.Heur.E0FCC7
1.0.0.688

avast!
Win32:Rootkit-gen [Rtk]
2014.9-160611

AVG
Luhe.Fiha.A
2017.0.2716

Baidu Antivirus
Win32.Worm.Agent
4.0.3.16611

Bitdefender
Gen:Trojan.Heur.um0@rvRIDzaih
1.0.20.815

Bkav FE
W32.AutoHotkeyA
1.3.0.8021

Clam AntiVirus
Win.Trojan.Ag-13
0.98/21511

Comodo Security
TrojWare.Win32.Agent.hwhr
25058

Dr.Web
Win32.HLLW.Autoruner1.26246
9.0.1.0163

Emsisoft Anti-Malware
Gen:Trojan.Heur.um0@rvRIDzaih
8.16.06.11.11

ESET NOD32
Win32/Vercuser
10.13518

F-Prot
W32/A-d072e654
v6.4.7.1.166

F-Secure
Gen:Trojan.Heur.um0@rvRIDzaih
11.2016-11-06_7

G Data
Gen:Trojan.Heur.um0@rvRIDzaih
16.6.25

IKARUS anti.virus
Backdoor.Win32.Vercuser
t3scan.2.0.9.0

K7 AntiVirus
Trojan
13.225.19658

Kaspersky
Worm.Win32.AutoHotKey
14.0.0.73

McAfee
ObfuscatedAMR!hb!396AFEDC4557
5600.6372

Microsoft Security Essentials
Worm:Win32/Vercuser.B
1.1.12804.0

MicroWorld eScan
Gen:Trojan.Heur.um0@rvRIDzaih
17.0.0.489

NANO AntiVirus
Trojan.Win32.AutoHotKey.cmxqxy
1.0.30.8482

nProtect
Worm/W32.AutoHotKey.338432
16.05.19.01

Panda Antivirus
Trj/Genetic.gen
16.06.11.11

Qihoo 360 Security
HEUR/Malware.QVM18.Gen
1.0.0.1120

Quick Heal
Backdoor.Vercuser.B4
6.16.14.00

Rising Antivirus
Trjoan.Generic-evAK3zhp1pN (Cloud)
23.00.65.16609

Sophos
W32/Vercuse-A
4.98

Total Defense
Win32/Tnega.NCdVJJ
37.1.62.1

Trend Micro House Call
TROJ_SPNR.0BGJ13
7.2.163

Trend Micro
TROJ_SPNR.0BGJ13
10.465.11

Vba32 AntiVirus
Trojan.Genome.ag
3.12.26.4

VIPRE Antivirus
Trojan.Win32.Generic
49514

ViRobot
Trojan.Win32.S.Agent.338432.X[h]
2014.3.20.0

Zillya! Antivirus
Worm.AutoHotKey.Win32.37
2.0.0.2877

File size:
330.5 KB (338,432 bytes)

Product version:
8.1.5353.17671

Copyright:
© Microsoft Corporation. All rights reserved.

Original file name:
EXPLORER.EXE

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\roaming\Program Files\windows defender\msascui.exe

File PE Metadata
Compilation timestamp:
11/19/2003 4:10:02 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
6144:+jDKwxpggbKJViqWyvCIe6s0sn7pP+d6yqGU3EHQTBWZqJGvJG:QqgWJwZypeOK7pmtqGU6QTBSqJGBG

Entry address:
0xCB2CB

Entry point:
60, E8, 00, 00, 00, 00, 58, 05, 5A, 0B, 00, 00, 8B, 30, 03, F0, 2B, C0, 8B, FE, 66, AD, C1, E0, 0C, 8B, C8, 50, AD, 2B, C8, 03, F1, 8B, C8, 57, 51, 49, 8A, 44, 39, 06, 88, 04, 31, 75, F6, 2B, C0, AC, 8B, C8, 80, E1, F0, 24, 0F, C1, E1, 0C, 8A, E8, AC, 0B, C8, 51, 02, CD, BD, 00, FD, FF, FF, D3, E5, 59, 58, 8B, DC, 8D, A4, 6C, 90, F1, FF, FF, 51, 2B, C9, 51, 51, 8B, CC, 51, 66, 8B, 17, C1, E2, 0C, 52, 57, 83, C1, 04, 51, 50, 83, C1, 04, 56, 51, E8, 5E, 00, 00, 00, 8B, E3, 5E, 5A, 2B, C0, 89, 04, 32, B4, 10...
 
[+]

Entropy:
7.8994

Packer / compiler:
ASPack v1.08.04

Code size:
570.5 KB (584,192 bytes)

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

TCP (HTTP):
Connects to members.tripod.com  (209.202.252.50:80)

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