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Threat report

Should I remove “Trojan.SpyEye.S”?

Published Nov 25, 2019 Spy category 3 min read
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What to verify before removal

Should I remove “Trojan.SpyEye.S”? deserves a credential-safety review because this spy label can overlap with remote access, browser data theft, or persistence after reboot. Cleanup should include scanning the file, removing the persistence point, and rotating exposed passwords from a clean device.

The technical section is meant to connect the detection name with observable evidence such as credential theft, browser data access, remote-control activity, and persistence after reboot. Compare the identifiers here with the local file before deleting anything, then use the cleanup workflow to scan, quarantine, and verify the system state.

  • Confirm the detection name matches Should I remove “Trojan.SpyEye.S”? before removing related files.
  • Review the report for credential theft, browser data access, remote-control activity, and persistence after reboot so the cleanup is based on observed behavior, not only the label.
  • After cleanup, rotate passwords from a clean device and review browser sessions or saved credentials.

The Trojan.SpyEye.S 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.

What Trojan.SpyEye.S virus can do?

  • Injection with CreateRemoteThread in a remote process
  • Attempts to connect to a dead IP:Port (2 unique times)
  • Creates RWX memory
  • Mimics the system’s user agent string for its own requests
  • At least one IP Address, Domain, or File Name was found in a crypto call
  • Starts servers listening on 0.0.0.0:23456, :0
  • Reads data out of its own binary image
  • Drops a binary and executes it
  • Uses Windows utilities for basic functionality
  • Code injection with CreateRemoteThread in a remote process
  • Deletes its original binary from disk
  • Tries to unhook or modify Windows functions monitored by Cuckoo
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config
  • Steals private information from local Internet browsers
  • Installs itself for autorun at Windows startup
  • Creates Zeus (Banking Trojan) mutexes
  • Attempts to modify browser security settings
  • Harvests credentials from local FTP client softwares
  • Creates a slightly modified copy of itself
  • Collects information to fingerprint the system
  • Clears web history

How to determine Trojan.SpyEye.S?


File Info:

crc32: 558E5B4E
md5: 74102a61fd431fba6e618def3e4e281d
name: bot.exe
sha1: 31a7329c1f87830cf578546f6808e0e7443abebc
sha256: 373304df5ac9fda80320b9d46f7244425903ab64bb889a32106e9042d38d9dde
sha512: 4f806858bc6bfb1eca933ec397a49974d824f3cd5ae9807fc76f77709fdd77cf2d2df2462c23e4ae3a9855f4f5810db4dc1a79a91805a6acbed07771ecbafcd5
ssdeep: 3072:/caqyte6CV77snHLLxt6yaXOqdPNbnhW4IxZx5kCZuubFrhU1wKKrONmg:/caBtc77snHRJY7PNNW4IxZ7zbC0rONh
type: MS-DOS executable

Version Info:

0: [No Data]

Trojan.SpyEye.S also known as:

Bkav W32.AppdataUfmavLnr.Trojan
MicroWorld-eScan Trojan.SpyEye.S
CMC Trojan-Spy.Win32.Zbot!O
CAT-QuickHeal Trojan.Zbot.MUE.AO4
McAfee PWS-Zbot.gen.avh
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
K7AntiVirus Spyware ( 0026999c1 )
K7GW Spyware ( 00009b291 )
CrowdStrike win/malicious_confidence_100% (D)
Invincea heuristic
Baidu Win32.Trojan.Zbot.a
F-Prot W32/Zbot.BR.gen!Eldorado
Symantec Trojan.Zbot!gen19
ESET-NOD32 Win32/Spy.Zbot.YW
APEX Malicious
ClamAV Win.Spyware.Zbot-1275
Kaspersky Trojan-Spy.Win32.Zbot.bopd
BitDefender Trojan.SpyEye.S
NANO-Antivirus Trojan.Win32.Panda.dpuawp
ViRobot Trojan.Win32.Zbot.141312.H
Rising Stealer.Zbot!1.648A (CLASSIC)
Endgame malicious (high confidence)
Emsisoft Trojan.SpyEye.S (B)
Comodo TrojWare.Win32.Spy.Zbot.BPOD@4vmcr7
F-Secure Trojan-Spy:W32/Zbot.AVTH
DrWeb Trojan.PWS.Panda.786
MaxSecure Trojan.Malware.300983.susgen
TrendMicro TSPY_ZBOT.SMJV
McAfee-GW-Edition BehavesLike.Win32.PWSZbot.ch
Fortinet W32/Zbot.YW!tr
Trapmine malicious.high.ml.score
FireEye Generic.mg.74102a61fd431fba
Sophos Troj/PWS-BSF
SentinelOne DFI – Malicious PE
Cyren W32/Zbot.BR.gen!Eldorado
Jiangmin Trojan/Invader.cfa
Webroot W32.Rogue.Gen
Avira TR/SPY.A.5678
MAX malware (ai score=84)
Antiy-AVL Trojan[Spy]/Win32.Zbot
Arcabit Trojan.SpyEye.S
SUPERAntiSpyware Trojan.Agent/Gen-Cryptor
ZoneAlarm Trojan-Spy.Win32.Zbot.bopd
Microsoft PWS:Win32/Zbot!CI
AhnLab-V3 Trojan/Win32.Zbot.R4880
Acronis suspicious
VBA32 SScope.Trojan.FakeAV.01110
ALYac Trojan.SpyEye.S
Ad-Aware Trojan.SpyEye.S
Malwarebytes Trojan.Zbot
Panda Trj/WLT.A
Zoner Trojan.Win32.36816
TrendMicro-HouseCall TSPY_ZBOT.SMJV
Tencent Trojan.Win32.Zbot.vv
Yandex TrojanSpy.Zbot!m1tuldSmKhw
Ikarus Trojan-Spy.Win32.Zbot
GData Trojan.SpyEye.S
BitDefenderTheta Gen:NN.ZexaF.31988.imX@a4Cv8Kp
AVG Sf:Crypt-BT [Trj]
Cybereason malicious.1fd431
Avast Sf:Crypt-BT [Trj]
Qihoo-360 Trojan.Downloader.Win32.Needaye.A

How to remove Trojan.SpyEye.S?

Recommended second-opinion scan

Verify the infection before changing system settings

Use GridinSoft Anti-Malware to run a full scan, review detected persistence entries, and quarantine confirmed threats before restarting Windows.

Download GridinSoft Anti-Malware
  • 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.