Malware

Should I remove “Jaiko.4677”?

Malware Removal

The Jaiko.4677 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 Jaiko.4677 virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Sample contains Overlay data
  • Performs HTTP requests potentially not found in PCAP.
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Drops a binary and executes it
  • The binary contains an unknown PE section name indicative of packing
  • The binary likely contains encrypted or compressed data.
  • The executable is compressed using UPX
  • Authenticode signature is invalid
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • CAPE detected the shellcode get eip malware family
  • Attempts to modify proxy settings
  • Yara detections observed in process dumps, payloads or dropped files

How to determine Jaiko.4677?


File Info:

name: E52D34E2426EAD934DC0.mlw
path: /opt/CAPEv2/storage/binaries/70c9f2b378dca47496067adf641c7d6902eddf4a15ec9795383b5638f3a0f3f8
crc32: BBB89952
md5: e52d34e2426ead934dc03555b6960111
sha1: 2fabccb4abc5304c7d4fb012a6b82875582f05a1
sha256: 70c9f2b378dca47496067adf641c7d6902eddf4a15ec9795383b5638f3a0f3f8
sha512: 062755e0cd3f329ccd3754dd1995adf61d3aefcb0975d7d41ececcc0ceca5b5ff3438df1db98900ef58c70249eabef7624e7afc9c0bf62383c3446bc673ea0a0
ssdeep: 768:CADKMaPL5UfknwbQtdgI2MyzNORQtOflIwoHNV2XBFV72B4lA7ZsiZ+k/QYsuRCg:CoSdUUwbQtdgI2MyzNORQtOflIwoHNVn
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1F5E29378AAD464F6D2B752B7F8F764C2B825BC563812980C108A7F454AF3B13BCA151F
sha3_384: c302dff62aa46dbafc4db0cc9ba5eb67ab079b1a7d682d96c09f4c15af63b23937febb5034c429f3731bb10082676993
ep_bytes: 60be009040008dbe0080ffff5783cdff
timestamp: 2013-09-11 14:00:26

Version Info:

0: [No Data]

Jaiko.4677 also known as:

BkavW32.AIDetectMalware
SkyhighBehavesLike.Win32.Downloader.nh
ALYacGen:Variant.Jaiko.4677
Cylanceunsafe
ZillyaTrojan.Kryptik.Win32.4659545
SangforSuspicious.Win32.Save.a
K7AntiVirusTrojan-Downloader ( 0055c6c71 )
BitDefenderGen:Variant.Jaiko.4677
K7GWTrojan-Downloader ( 0055c6c71 )
Cybereasonmalicious.2426ea
ArcabitTrojan.Jaiko.D1245
SymantecML.Attribute.HighConfidence
Elasticmalicious (moderate confidence)
ESET-NOD32a variant of Win32/Kryptik.BKER
APEXMalicious
CynetMalicious (score: 100)
KasperskyHEUR:Trojan.Win32.Generic
MicroWorld-eScanGen:Variant.Jaiko.4677
TencentTrojan-Downloader.Win32.Waski.16000151
EmsisoftGen:Variant.Jaiko.4677 (B)
F-SecureTrojan.TR/Kryptik.AVR.1
DrWebTrojan.DownLoad3.28507
VIPREGen:Variant.Jaiko.4677
Trapminesuspicious.low.ml.score
FireEyeGeneric.mg.e52d34e2426ead93
SophosML/PE-A
SentinelOneStatic AI – Malicious PE
JiangminTrojan.Generic.hsdil
VaristW32/Kryptik.LVT.gen!Eldorado
AviraTR/Kryptik.AVR.1
MAXmalware (ai score=83)
Antiy-AVLTrojan/Win32.GenKryptik
XcitiumTrojWare.Win32.Injector.KXE@5415yx
MicrosoftTrojan:Win32/Sabsik.TE.B!ml
ZoneAlarmHEUR:Trojan.Win32.Generic
GDataWin32.Trojan-Downloader.Upatre.BJ
GoogleDetected
AhnLab-V3Trojan/Win.Bublik.R638928
Acronissuspicious
McAfeeGeneric-FANY!E141C2F3E5FF
DeepInstinctMALICIOUS
MalwarebytesGeneric.Malware.AI.DDS
RisingMalware.FakePDF/ICON!1.9C28 (CLASSIC)
IkarusTrojan.Win32.Bublik
MaxSecureTrojan.Upatre.Gen
FortinetW32/Kryptik.BKER!tr
BitDefenderThetaGen:NN.ZexaF.36802.bmIfaqmtAxai
AVGWin32:Evo-gen [Trj]
AvastWin32:Evo-gen [Trj]
CrowdStrikewin/malicious_confidence_100% (D)
alibabacloudTrojan[Downloader]:Win/Upatre.UE

How to remove Jaiko.4677?

Jaiko.4677 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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