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dotnetfx45_full_x86_x64.exe

The executable dotnetfx45_full_x86_x64.exe has been detected as malware by 40 anti-virus scanners. The file has been seen being downloaded from www.unlockclient.co and multiple other hosts.
MD5:
fab335e6b371f764f6619239c2a190a3

SHA-1:
505997e35a8d55491c87eb32312cf92e2bda36a9

SHA-256:
6a9d5b0d2da9d4d37278edec3cf7f8f27cbf6d1dc7a5e5a9a7a9cd2e037fe601

Scanner detections:
40 / 68

Status:
Malware

Analysis date:
4/23/2024 5:06:43 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Worm.Generic.377772
654

Agnitum Outpost
Worm.Agent
7.1.1

AhnLab V3 Security
Trojan/Win32.Gen
2014.11.05

Avira AntiVirus
W32/Tapin
7.11.183.52

avast!
Win32:Agent-AODJ [Trj]
2014.9-150422

AVG
Worm/Delf
2016.0.3132

Baidu Antivirus
Virus.Win32.Renamer
4.0.3.15422

Bitdefender
Worm.Generic.377772
1.0.20.560

Bkav FE
W32.FakeExeYHPtv
1.3.0.4959

Clam AntiVirus
WIN.Virus.Gnamer
0.98/21411

Comodo Security
Worm.Win32.Delf.nj
19997

Dr.Web
Trojan.Inject1.28681
9.0.1.0112

Emsisoft Anti-Malware
Worm.Generic.377772
8.15.04.22.07

ESET NOD32
Win32/Delf.NRJ
9.10673

Fortinet FortiGate
W32/Renamer.BQT!tr
4/22/2015

F-Prot
W32/Renamer.A.gen
v6.4.6.5.141

F-Secure
Worm.Generic.377772
11.2015-22-04_4

G Data
Worm.Generic.377772
15.4.24

herdProtect (fuzzy)
variant of instnt.exe
2015.7.23.11

IKARUS anti.virus
Virus.Win32.Renamer
t3scan.1.8.3.0

K7 AntiVirus
Trojan
13.185.13888

Kaspersky
Virus.Win32.Renamer
14.0.0.2153

Malwarebytes
Trojan.Renamer.DF
v2015.04.22.07

McAfee
Virus.W32/Gnamer
5600.6788

Microsoft Security Essentials
Threat.Undefined
1.197.2.0

MicroWorld eScan
Worm.Generic.377772
16.0.0.336

NANO AntiVirus
Trojan.Win32.Renamer.lnwkz
0.28.6.62995

Norman
Renamer.M
11.20150422

nProtect
Trojan/W32.Agent.534016.BS
14.11.05.01

Qihoo 360 Security
Malware.Radar05.Gen
1.0.0.1015

Quick Heal
W32.Grenam.A
4.15.14.00

Rising Antivirus
PE:Trojan.Win32.Generic.129D5E3F!312303167
23.00.65.15420

Sophos
W32/Renamer-K
4.98

SUPERAntiSpyware
Trojan.Agent/Gen-Soriam
9920

Total Defense
Win32/Tapi.D
37.0.11264

Trend Micro House Call
TROJ_AGENT_005249.TOMB
7.2.112

Trend Micro
TROJ_AGENT_005249.TOMB
10.465.22

Vba32 AntiVirus
Worm.Delf
3.12.26.3

VIPRE Antivirus
Threat.4775899
39354

Zillya! Antivirus
Worm.Delf.Win32.869
2.0.0.1976

File size:
521.5 KB (534,016 bytes)

File type:
Executable application (Win32 EXE)

File PE Metadata
Compilation timestamp:
8/26/2011 12:37:40 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:9rMIztyCK5x8CBmn+RrNbEyWYa0Ie1vUx9Vw:7ZyCA8CBmn+RrNj9ay5Iw

Entry address:
0x72814

Entry point:
55, 8B, EC, 83, C4, F0, 53, B8, 14, 0E, 47, 00, E8, 43, 4A, F9, FF, 8B, 1D, 30, 53, 47, 00, 8B, 03, E8, 06, 60, FE, FF, 8B, 03, C6, 40, 5B, 00, 8B, 03, B2, 01, E8, 3B, 7D, FE, FF, 8B, 0D, 5C, 52, 47, 00, 8B, 03, 8B, 15, E0, 0A, 47, 00, E8, FC, 5F, FE, FF, 8B, 0D, 68, 53, 47, 00, 8B, 03, 8B, 15, 90, 05, 47, 00, E8, E9, 5F, FE, FF, 8B, 03, E8, 62, 60, FE, FF, 5B, E8, C0, 28, F9, FF, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
6.5856

Developed / compiled with:
Microsoft Visual C++

Code size:
451 KB (461,824 bytes)

The file dotnetfx45_full_x86_x64.exe has been seen being distributed by the following 12 URLs.

http://www.unlockclient.co/dotNetFx40_Full_setup.exe

https://download.microsoft.com/download/1/4/A/.../NDP46-KB3045560-Web.exe

https://microsoft-net-framework-4.en.softonic.com/download-tracker?th=1/6CH9aeXedl4L8u BHNJXWTW LP1LFlnGQpxqjlxAPKIfeTshBeFDHDH2p4qHekPN2qK35KEJeDO/k FE OlxNiQoPf1CRRK7pb7KVy0hihGHOH8BhZYlOtDXTDrxBblW0FIQiY2z5SIJLudrr1UA0e8P5ZDPbHRfWYHBekWRISUwCa7 0NsBr8n3pJF46jKEuEO4Im7QcdkLE3/.../VFDQU JmhqXDlWYIlqr2lGXbduQEDg kpc

https://download.microsoft.com/download/E/2/1/.../NDP452-KB2901907-x86-x64-AllOS-ENU.exe

https://download.microsoft.com/download/3/6/1/.../dotNetFx40_Full_x86_x64_SC.exe

https://download.microsoft.com/download/1/B/E/.../dotNetFx40_Full_setup.exe

http://microsoft-net-framework-4.en.softonic.com/download-tracker?th=1/6CH9aeXedl4L8u BHNJXWTW LP1LFlnGQpxqjlxAPKIfeTshBeFDHDH2p4qHekPN2qK35KEJeDO/k FE OlxNiQoPf1CRRK7pb7KVy0hihGHOH8BhZYlOtDXTDrxBblW0FIQiY2z5SIJLudrr1UA0e8P5ZDPbHRfWYHBekWRISUwCa7 0NsBr8n3pJF46jKEuEO4Im7QcdkLE3/.../VFDQU JmhqXDlWYIlqr2lGXbduQEDg kpc

http://download.microsoft.com/download/9/5/A/.../dotNetFx40_Full_x86_x64.exe

http://gsf-cf.softonic.com/92a/e59/.../file?SD_used=0&channel=WEB&fdh=no&id_file=3345316&instance=softonic_en&type=PROGRAM&Expires=1456528914&Signature=A8H8MKWX66VMTON9DUm201PEPStArZ8euI2CeXtaPUsudi-eHMVGq1WjrSiqxoXQ~YbW~8783gIU2UhZiNfOnhIG0-t5y4ArZv9lqST2DuVNd1RVjdHD1OnPz3uXrf2HknVKtb6y2rnVofM0eqL0CNhVhh8SfjLCbNPydJW2DBs_&Key-Pair-Id=APKAJUA62FNWTI37JTGQ&filename=dotNetFx45_Full_setup.exe

http://download.microsoft.com/download/1/4/A/.../NDP46-KB3045560-Web.exe

https://download.microsoft.com/download/7/B/6/.../dotNetFx40_Client_setup.exe

https://download.microsoft.com/download/B/A/4/.../dotNetFx45_Full_setup.exe

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