Spy Trojan

How to remove “Trojan-Spy.Win32.Stealer.alfb”?

Malware Removal

The Trojan-Spy.Win32.Stealer.alfb 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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Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
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What Trojan-Spy.Win32.Stealer.alfb virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • NtSetInformationThread: attempt to hide thread from debugger
  • Dynamic (imported) function loading detected
  • Enumerates running processes
  • Expresses interest in specific running processes
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Unconventionial language used in binary resources: Serbian (Cyrillic)
  • The binary contains an unknown PE section name indicative of packing
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Detects Sandboxie through the presence of a library
  • Queries information on disks, possibly for anti-virtualization
  • Checks for the presence of known windows from debuggers and forensic tools
  • CAPE detected the RedLine malware family
  • Checks for the presence of known devices from debuggers and forensic tools
  • Detects VirtualBox through the presence of a device
  • Anomalous binary characteristics
  • Binary compilation timestomping detected

How to determine Trojan-Spy.Win32.Stealer.alfb?


File Info:

name: EFBCF8D7A0677EF5E5FA.mlw
path: /opt/CAPEv2/storage/binaries/cb2ef3fc677468d9043b992bfca667dc5cc8af56f9df33db986f92d116abbb34
crc32: B02D0A49
md5: efbcf8d7a0677ef5e5fa0425b6d3f9fe
sha1: 672daee74e86a6374ae3229ee7314c6a67bdb4b9
sha256: cb2ef3fc677468d9043b992bfca667dc5cc8af56f9df33db986f92d116abbb34
sha512: 6e437989318840259ccfa68b3daf4bc7f2fc6d55b59a6e070aa23d59de3b9a839898e7916bb105414a701fab7b67cc1c793395b7ba54e16d10d87db0b99dc643
ssdeep: 24576:f4sMizNf8z/L5vwEck96IdWxa53LU93Pht85tBXhU+jde:fJMcyOEoInJUdLiHhU+jde
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T14555F103D2C7F007D4A16A7EAA6D4E56C5E67C12497A83570DBFBF091DBC3206728B29
sha3_384: 23eab4f9da5f9f650091e0276eef1a705e78323b97e2c4fa084cf6b427b085d897fe6c53fa613087fb3d67dfb3a8a554
ep_bytes: eb012e50eb05deb2e5aea9e81b000000
timestamp: 2093-04-02 13:50:31

Version Info:

CompanyName: CRYPTOCOMPANY OU
FileDescription: CryptoTab Update Setup
FileVersion: 1.3.99.31
InternalName: CryptoTab Update Setup
LegalCopyright: Copyright 2018 CRYPTOCOMPANY OU
OriginalFilename: CryptoTabUpdateSetup.exe
ProductName: CryptoTab Update
ProductVersion: 1.3.99.31
LanguageId: en
PrivateBuild:
Translation: 0x0409 0x04b0

Trojan-Spy.Win32.Stealer.alfb also known as:

BkavW32.AIDetect.malware2
LionicTrojan.Win32.Stealer.l!c
ALYacTrojan.GenericKD.47507401
CylanceUnsafe
K7AntiVirusTrojan ( 0058b0681 )
AlibabaTrojanSpy:Win32/Stealer.4620316a
K7GWTrojan ( 0058b0681 )
Cybereasonmalicious.74e86a
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/Packed.Obsidium.CL
APEXMalicious
Paloaltogeneric.ml
CynetMalicious (score: 100)
KasperskyTrojan-Spy.Win32.Stealer.alfb
BitDefenderTrojan.GenericKD.47507401
MicroWorld-eScanTrojan.GenericKD.47507401
Ad-AwareTrojan.GenericKD.47507401
EmsisoftTrojan.Packed (A)
DrWebTrojan.PWS.Siggen3.7280
McAfee-GW-EditionBehavesLike.Win32.Dropper.tc
FireEyeGeneric.mg.efbcf8d7a0677ef5
SophosMal/Generic-S
IkarusTrojan.SuspectCRC
GDataWin32.Trojan-Stealer.CredStealer.FOLN8Q
JiangminTrojanSpy.Stealer.isg
WebrootW32.Trojan.Gen
KingsoftWin32.Troj.Stealer.al.(kcloud)
ArcabitTrojan.Generic.D2D4E7C9
MicrosoftExploit:Win32/ShellCode!ml
Acronissuspicious
McAfeeArtemis!EFBCF8D7A067
MAXmalware (ai score=86)
VBA32BScope.Trojan.Fuerboos
MalwarebytesSpyware.PasswordStealer
PandaTrj/CI.A
RisingTrojan.Generic@ML.83 (RDML:KVziO60cw68SYPR3XFE5ww)
SentinelOneStatic AI – Malicious PE
FortinetW32/PossibleThreat
BitDefenderThetaGen:NN.ZexaF.34062.pr1@a4pBukxP
AVGWin32:Trojan-gen
AvastWin32:Trojan-gen
CrowdStrikewin/malicious_confidence_90% (W)
MaxSecureTrojan.Malware.300983.susgen

How to remove Trojan-Spy.Win32.Stealer.alfb?

Trojan-Spy.Win32.Stealer.alfb removal tool
  • 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.

About the author

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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