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gupd.exe

The executable gupd.exe has been detected as malware by 140 anti-virus scanners. It is set to automatically start when a user logs into Windows via the current user run registry key under the display name ‘gtalkupdate’.
MD5:
ed461b60f6805b79a87106394aeeff7a

SHA-1:
f769966b026fd2c776a466be78fcce60c41f39fb

SHA-256:
24d15ed46923623c20520a077cb9fea5e14584e9ed39ce06bcf2f3253ca40fcd

Scanner detections:
68 / 68

Status:
Malware

Analysis date:
11/6/2024 12:37:13 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Trojan.Generic.6530598
893

Agnitum Outpost
Trojan.DR.Agent
7.1.1

AhnLab V3 Security
HEUR/Fakon.mwf
2014.08.20

Avira AntiVirus
Worm/Enosch.A.12
7.11.168.26

avast!
Win32:Agent-ASTI [Trj]
2014.9-140825

AVG
SHeur4
2015.0.3371

Baidu Antivirus
Trojan.Win32.Agent
4.0.3.14825

Bitdefender
Trojan.Generic.6530598
1.0.20.1185

Bkav FE
W32.RosniD.Trojan
1.3.0.4959

Clam AntiVirus
Trojan.Agent-286790
0.98/21411

Comodo Security
TrojWare.Win32.DataStealer.B
19252

Dr.Web
Trojan.DownLoader11.3903
9.0.1.0237

Emsisoft Anti-Malware
Trojan.Generic.6530598
8.14.08.25.01

ESET NOD32
Win32/DataStealer
8.10284

Fortinet FortiGate
W32/Dorifel.YNB!tr
8/25/2014

F-Prot
W32/Trojan2.NVGN
v6.4.7.1.166

F-Secure
Trojan.Generic.6530598
11.2014-25-08_2

G Data
Trojan.Generic.6530598
14.8.24

IKARUS anti.virus
Trojan-Dropper.Agent
t3scan.1.7.5.0

K7 AntiVirus
Riskware
13.183.13098

Malwarebytes
Spyware.Agent
v2014.08.25.01

McAfee
Spy-Agent.gg
5600.7027

Microsoft Security Essentials
Worm:Win32/Enosch.A
1.10903

MicroWorld eScan
Trojan.Generic.6530598
15.0.0.711

NANO AntiVirus
Trojan.Win32.Dorifel.cvpjpi
0.28.2.61721

Norman
Obfuscated.H2!genr
11.20140825

nProtect
Trojan/W32.Agent.1731584.H
14.08.19.01

Panda Antivirus
Trj/WLT.A
14.08.25.01

Qihoo 360 Security
Win32/Trojan.Dropper.143
1.0.0.1015

Quick Heal
Trojan.EyeStye.A
8.14.14.00

Rising Antivirus
PE:Trojan.Win32.Generic.129AE6BA!312141498
23.00.65.14823

Sophos
Troj/Enosch-A
4.98

SUPERAntiSpyware
Trojan.Agent/Gen-FolderCon
10400

Total Defense
Win32/FakeFLDR_i
37.0.11131

Trend Micro House Call
WORM_SILLY.SMRP
7.2.237

Trend Micro
WORM_SILLY.SMRP
10.465.25

Vba32 AntiVirus
Trojan-Dropper.Dorifel.ynb
3.12.26.3

VIPRE Antivirus
Trojan.Win32.Generic!SB.0
32374

ViRobot
Dropper.A.Agent.1731584.H
2011.4.7.4223

File size:
1.7 MB (1,731,584 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\user\gupd.exe

File PE Metadata
Compilation timestamp:
5/3/2011 7:57:29 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
24576:R8h4aPlfTUYDrQOfseBC1+ZnoBzEgY5cfPtQE3WV9UKkjhmKiKSqSWLQPgIze7m8:R1U9T8ZDYWntr3WVajE4I3VGi

Entry address:
0xEC8D5

Entry point:
E8, 52, 5E, 00, 00, E9, 78, FE, FF, FF, 6A, 10, 68, C8, 3C, 57, 00, E8, 4D, 5C, 00, 00, 33, C0, 89, 45, E0, 89, 45, FC, 89, 45, E4, 8B, 45, E4, 3B, 45, 10, 7D, 13, 8B, 75, 08, 8B, CE, FF, 55, 14, 03, 75, 0C, 89, 75, 08, FF, 45, E4, EB, E5, C7, 45, E0, 01, 00, 00, 00, C7, 45, FC, FE, FF, FF, FF, E8, 08, 00, 00, 00, E8, 54, 5C, 00, 00, C2, 14, 00, 83, 7D, E0, 00, 75, 11, FF, 75, 18, FF, 75, E4, FF, 75, 0C, FF, 75, 08, E8, 43, 04, 00, 00, C3, 8B, FF, 55, 8B, EC, 51, 53, 8B, 45, 0C, 83, C0, 0C, 89, 45, FC, 64...
 
[+]

Entropy:
6.5589

Code size:
1.1 MB (1,109,504 bytes)

Startup File (User Run)
Registry location:
HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

Name:
gtalkupdate

Command:
C:\users\user\gupd.exe


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

TCP (HTTP):
Connects to any-in-2678.1e100.net  (216.239.38.120:80)

TCP:
Connects to wb-in-f109.1e100.net  (66.102.1.109:465)

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