Win32/Agent.UBF removal guide

The Win32/Agent.UBF is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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What Win32/Agent.UBF virus can do?

Possible date expiration check, exits too soon after checking local time
A process attempted to delay the analysis task.
At least one IP Address, Domain, or File Name was found in a crypto call
Reads data out of its own binary image
A process created a hidden window
Drops a binary and executes it
Unconventionial language used in binary resources: Russian
Uses Windows utilities for basic functionality
Attempts to repeatedly call a single API many times in order to delay analysis time
Checks the version of Bios, possibly for anti-virtualization
Checks the CPU name from registry, possibly for anti-virtualization
Attempts to modify proxy settings
Creates a copy of itself
Collects information to fingerprint the system
Anomalous binary characteristics

Related domains:

z.whorecord.xyz

a.tomx.xyz

How to determine Win32/Agent.UBF?


File Info:
crc32: 5406695D
md5: 9f6f1c62f887675e71cf6545408a30ca
name: upd.exe
sha1: 63ec1d591c98b3770e5dc5469deadb82468510c2
sha256: 0bb9c4f5f02f8302cec425fbaaa945f8f9160ace3e9c5c31428e2fe379557f01
sha512: bde394106e37192ee4edb169965f64ecaf9d1dd6178ca65a5252d3794147e969348893bae81c8e611f78ba5d73e3c61caf14b35563347e7fb663f682f17dd6df
ssdeep: 3072:HvpUZYRC0dE2/NMBlYpU4g6/Uoupg1VR9U7Enm49JNmk1wy2tvP7Q:HRUKClejH/OpOR9UgnrJUkCy6vPE
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:
LegalCopyright: Copyright xa9 2005-2012 Oleg N. Scherbakov
InternalName: 7ZSfxMod
FileVersion: 1.6.0.2712
CompanyName: Oleg N. Scherbakov
PrivateBuild: December 30, 2012
ProductName: 7-Zip SFX
ProductVersion: 1.6.0.2712
FileDescription: 7z Setup SFX (x86)
OriginalFilename: 7ZSfxMod_x86.exe
Translation: 0x0000 0x04b0

Win32/Agent.UBF also known as:

Bkav	W32.DownloadExtatsF.Trojan
MicroWorld-eScan	Gen:Trojan.Heur.JP.cuW@aO5J9!fi
FireEye	Gen:Trojan.Heur.JP.cuW@aO5J9!fi
CAT-QuickHeal	Trojan.Wacatac
Qihoo-360	Win32/Trojan.973
McAfee	RDN/Generic.tfr
Cylance	Unsafe
VIPRE	Trojan.Win32.Generic!BT
Sangfor	Malware
K7AntiVirus	Riskware ( 0040eff71 )
BitDefender	Gen:Trojan.Heur.JP.cuW@aO5J9!fi
CrowdStrike	win/malicious_confidence_60% (W)
TrendMicro	TROJ_GEN.R011C0PAS20
F-Prot	W32/Agent.XH.gen!Eldorado
APEX	Malicious
Avast	Win32:TrojanX-gen [Trj]
GData	Gen:Trojan.Heur.JP.cuW@aO5J9!fi
Kaspersky	Trojan.Win32.Zenpak.tzi
Alibaba	Backdoor:Win32/KZip.fbe692fa
NANO-Antivirus	Trojan.Win32.JP.gxothq
AegisLab	Trojan.Win32.Generic.4!c
Rising	Trojan.Generic@ML.96 (RDML:6236Zji1LQYJaFnsnm+sew)
Sophos	Mal/Generic-S
F-Secure	Trojan.TR/Zenpak.fckjk
DrWeb	Trojan.MulDrop11.35619
McAfee-GW-Edition	RDN/Generic.tfr
Emsisoft	Gen:Trojan.Heur.JP.cuW@aO5J9!fi (B)
Ikarus	Trojan.Zenpak
Cyren	W32/Agent.XH.gen!Eldorado
Jiangmin	Trojan.Zenpak.ave
Webroot	W32.Adware.Gen
Avira	TR/Zenpak.rrfdc
Arcabit	Trojan.Heur.JP.EA2D14
ZoneAlarm	Trojan.Win32.Zenpak.tzi
Microsoft	Trojan:Win32/Occamy.C
BitDefenderTheta	AI:Packer.A12350CF1F
VBA32	Trojan.Zenpak
Panda	Trj/CI.A
ESET-NOD32	a variant of Win32/Agent.UBF
TrendMicro-HouseCall	TROJ_GEN.R011C0PAS20
Tencent	Win32.Trojan.Zenpak.Hwmx
eGambit	Unsafe.AI_Score_99%
Fortinet	W32/Zenpak.TZI!tr
AVG	Win32:TrojanX-gen [Trj]
Cybereason	malicious.2f8876
Paloalto	generic.ml
MaxSecure	Trojan.Malware.74800559.susgen

How to remove Win32/Agent.UBF?

Download and install GridinSoft Anti-Malware.
Open GridinSoft Anti-Malware and perform a “Standard scan“.
“Move to quarantine” all items.
Open “Tools” tab – Press “Reset Browser Settings“.
Select proper browser and options – Click “Reset”.
Restart your computer.

Win32/Agent.UBF removal guide