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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 35 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:
b901bd3f8e1cd8bc31717479d912ab52

SHA-1:
447f20fe97cd82504f1dd5af0aff447301f0f9a2

SHA-256:
10dea668afb8cd810d5ddbab492d7a5996203d3cbd9013770802ed274f58e2d6

Scanner detections:
35 / 68

Status:
Malware

Analysis date:
11/10/2024 8:40:34 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Trojan.Heur.um0@rfQuqQaih
1086

Agnitum Outpost
Worm.AutoHotKey
7.1.1

Avira AntiVirus
TR/Crypt.FKM.Gen
7.11.131.16

avast!
Win32:Rootkit-gen [Rtk]
2014.9-140214

AVG
Generic30
2015.0.3564

Baidu Antivirus
Trojan.Win32.Genome
4.0.3.14214

Bitdefender
Gen:Trojan.Heur.um0@rfQuqQaih
1.0.20.225

Bkav FE
W32.Clod3d2.Trojan
1.3.0.4924

Comodo Security
TrojWare.Win32.Agent.hwhr
17771

Dr.Web
Win32.HLLW.Autoruner1.26246
9.0.1.045

Emsisoft Anti-Malware
Gen:Trojan.Heur.um0@rfQuqQaih
8.14.02.14.05

ESET NOD32
Win32/Vercuser
8.9412

F-Prot
W32/A-d072e654
v6.4.7.1.166

F-Secure
Gen:Trojan.Heur.um0@rfQuqQaih
11.2014-14-02_6

G Data
Gen:Trojan.Heur.um0@rfQuqQaih
14.2.24

IKARUS anti.virus
Backdoor.Win32.Vercuser
t3scan.2.2.29

K7 AntiVirus
Trojan
13.175.11136

Kaspersky
Trojan.Win32.Genome
14.0.0.4314

McAfee
ObfuscatedAMR!hb!B901BD3F8E1C
5600.7220

Microsoft Security Essentials
Worm:Win32/Vercuser.B
1.165.247.01

MicroWorld eScan
Gen:Trojan.Heur.um0@rfQuqQaih
15.0.0.135

NANO AntiVirus
Trojan.Win32.AutoHotKey.cmxqxy
0.28.0.57630

Norman
Agent.AODAF
11.20140214

nProtect
Trojan/W32.Agent.337920.FR
14.02.12.01

Panda Antivirus
Generic Malware
14.02.14.05

Qihoo 360 Security
Win32/Trojan.ea3
1.0.0.1015

Quick Heal
Backdoor.Vercuser.B4
2.14.12.00

Rising Antivirus
PE:Spyware.KeyLogger!1.9F7B
23.00.65.14212

Sophos
W32/Vercuse-A
4.97

SUPERAntiSpyware
Trojan.Agent/Gen-Vercuser
10785

Total Defense
Win32/FakeIE_i
37.0.10756

Trend Micro House Call
TSPY_GENOME_BK0841F2.TOMC
7.2.45

Trend Micro
TSPY_GENOME_BK0841F2.TOMC
10.465.14

Vba32 AntiVirus
Trojan.Genome.ag
3.12.24.3

VIPRE Antivirus
Trojan.Win32.Generic
26380

File size:
330 KB (337,920 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:
7/14/2012 5:35:16 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
6144:ljDKwxpggbKJViqWyvCIe6s0sn7pP+d6yqGU3EHQTBWZqJGvJ:1qgWJwZypeOK7pmtqGU6QTBSqJGB

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:
7.8999  (probably packed)

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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