Categories: Malware

Win32/ProxyChanger.WS (file analysis)

The Win32/ProxyChanger.WS 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/ProxyChanger.WS virus can do?

  • Attempts to connect to a dead IP:Port (1 unique times)
  • A process attempted to delay the analysis task.
  • Performs some HTTP requests
  • The binary likely contains encrypted or compressed data.
  • Installs itself for autorun at Windows startup
  • Sets an Autoconfig URL, likely to hijack browser settings.
  • Creates a hidden or system file
  • Attempts to modify proxy settings
  • Attempts to disable UAC
  • Attempts to modify UAC prompt behavior

Related domains:

www.baidu.com
dns.ke99l.cn
pac.ke99l.cn
redirector.gvt1.com

How to determine Win32/ProxyChanger.WS?


File Info:

crc32: A010F5C0md5: 4db4b3223f415040578fd8e778b8dfc3name: www1.jpgsha1: 2c32846118a3618f26caff6beea0a2692049353csha256: 77d90f5f6f88e71d6518da7acbbb2a7c21b972a2776d37d1cff8edf6dfdb2e47sha512: ba5f964f406904195e3794711f41bc8564e5e32a87cf1e057c342f883aa9f6d64a585bee2b7a312ca0d777cfad630648d79bd51c43561c85a5eb0126b27f5e74ssdeep: 3072:c4NRCfjKUWsP+umgiRwAdbVDsGbh5qcFCR9f7LIKPJ66wQlXS/VJAzQoAYbHpG:BLCfjKImdrdZoW+cu+KRQQlYjeptype: PE32 executable (console) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/ProxyChanger.WS also known as:

Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Johnnie.264388
FireEye Gen:Variant.Johnnie.264388
CAT-QuickHeal Trojan.Banbra
Qihoo-360 Generic/Trojan.e3e
McAfee Artemis!4DB4B3223F41
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
AegisLab Trojan.Win32.Banbra.7!c
Sangfor Malware
K7AntiVirus Riskware ( 0040eff71 )
BitDefender Gen:Variant.Johnnie.264388
K7GW Riskware ( 0040eff71 )
TrendMicro TROJ_GEN.R011C0WHN20
Cyren W32/Trojan.LEGD-6361
Symantec ML.Attribute.HighConfidence
APEX Malicious
Paloalto generic.ml
Kaspersky Trojan-Banker.Win32.Banbra.wuit
Alibaba TrojanBanker:Win32/Banbra.20e172c7
NANO-Antivirus Trojan.Win32.Banbra.hsyaph
ViRobot Trojan.Win32.Z.Banbra.298496
Ad-Aware Gen:Variant.Johnnie.264388
F-Secure Trojan.TR/Spy.Banbra.juklk
DrWeb Trojan.DnsChange.16523
Zillya Trojan.ProxyChanger.Win32.2101
Invincea Mal/Generic-S
Sophos Mal/Generic-S
Ikarus Trojan.Spy.Banbra
Jiangmin Trojan.Banker.Banbra.esy
Avira TR/Spy.Banbra.juklk
MAX malware (ai score=84)
Microsoft Trojan:Win32/Ymacco.AA77
Arcabit Trojan.Johnnie.D408C4
ZoneAlarm Trojan-Banker.Win32.Banbra.wuit
GData Gen:Variant.Johnnie.264388
Cynet Malicious (score: 85)
BitDefenderTheta Gen:NN.ZexaE.34216.suW@aS0NHqni
ALYac Gen:Variant.Johnnie.264388
VBA32 TrojanBanker.Banbra
ESET-NOD32 a variant of Win32/ProxyChanger.WS
TrendMicro-HouseCall TROJ_GEN.R011C0WHN20
Tencent Win32.Trojan-banker.Banbra.Pgwy
eGambit Unsafe.AI_Score_91%
Fortinet W32/Banbra.WUIT!tr
AVG Win32:Malware-gen
Cybereason malicious.118a36
Panda Trj/GdSda.A
MaxSecure Trojan.Malware.1728101.susgen

How to remove Win32/ProxyChanger.WS?

  • 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.
Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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