Categories: Worm

Worm:Win32/Rikihaki.A removal tips

The Worm:Win32/Rikihaki.A 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 Worm:Win32/Rikihaki.A virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • Authenticode signature is invalid
  • Installs itself for autorun at Windows startup

How to determine Worm:Win32/Rikihaki.A?


File Info:

name: C87BA514AB2C44C719F5.mlwpath: /opt/CAPEv2/storage/binaries/9d5f5dc511c37b060d16c2af1b0d0224ddc6abcc7a1f8c50d7275aeed58b2debcrc32: CC9CCEA3md5: c87ba514ab2c44c719f5f601bdf20a4dsha1: d6eff2c5914784aa781e59b7c78d1bd40739fc72sha256: 9d5f5dc511c37b060d16c2af1b0d0224ddc6abcc7a1f8c50d7275aeed58b2debsha512: 194a05d15ddf90a53e8b63442f2add1cf2d6b810fb6edc901556ef6fbdc01824debc7516b75d5d6ab83332a5b3bb136f12bad5da465a116551e4afd658a3d11essdeep: 6144:SNy6C9RbERhi9AbehLQq2UM7Je4kv0HO883Si5/0I:9PhLR2UM7A4S0S3S0/0type: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T16AA47D10F661D035F0A302F68EBA82F8A9347EB0077944C777D469AE6B686E4ED35713sha3_384: b5b8871060d9179b31cc914a9b271d48f64381fae627f263663c425483c9fb42c704d88798d60270fd67805b6530e5e3ep_bytes: 558bece8d82a0100e8030000005dc3cctimestamp: 2014-06-16 11:09:27

Version Info:

0: [No Data]

Worm:Win32/Rikihaki.A also known as:

Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Backdoor.ShadowWali.1
FireEye Generic.mg.c87ba514ab2c44c7
CAT-QuickHeal Worm.Rikihaki.A4
McAfee W32/Worm-FYO!C87BA514AB2C
Cylance Unsafe
K7AntiVirus Trojan ( 00023ea01 )
BitDefender Gen:Variant.Backdoor.ShadowWali.1
K7GW Trojan ( 00023ea01 )
Cybereason malicious.4ab2c4
Baidu Win32.Worm.Agent.fw
VirIT Trojan.Win32.Agent4.BXTR
Cyren W32/S-4112289e!Eldorado
Symantec Trojan.Tinba
ESET-NOD32 Win32/Agent.NPZ
APEX Malicious
Avast Win32:Malware-gen
Cynet Malicious (score: 100)
Kaspersky Worm.Win32.Rikihaki.oz
NANO-Antivirus Trojan.Win32.KillFiles.didhhl
Rising Worm.Rikihaki!1.A2F0 (RDMK:cmRtazoGft/pxGxnLZDFNUfRmQen)
Ad-Aware Gen:Variant.Backdoor.ShadowWali.1
Sophos ML/PE-A + Mal/Zusy-A
Comodo Worm.Win32.Rikihaki.A@5sbndo
DrWeb Trojan.KillFiles.14550
Zillya Worm.Agent.Win32.28025
TrendMicro WORM_RIKIHAKI.SM
McAfee-GW-Edition BehavesLike.Win32.CoinMiner.gh
Emsisoft Gen:Variant.Backdoor.ShadowWali.1 (B)
SentinelOne Static AI – Malicious PE
Avira HEUR/AGEN.1119489
Antiy-AVL Trojan/Generic.ASMalwS.AAB6CF
Microsoft Worm:Win32/Rikihaki.A
GData Gen:Variant.Backdoor.ShadowWali.1
AhnLab-V3 Trojan/Win32.Agent.R148972
BitDefenderTheta AI:Packer.0585414E1F
ALYac Gen:Variant.Backdoor.ShadowWali.1
VBA32 BScope.Trojan.KillFiles
Malwarebytes Worm.Agent
Panda Trj/Genetic.gen
TrendMicro-HouseCall WORM_RIKIHAKI.SM
Yandex Worm.Agent!cazTjFK00UQ
MAX malware (ai score=87)
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Agent.NQD!worm
AVG Win32:Malware-gen
CrowdStrike win/malicious_confidence_70% (D)

How to remove Worm:Win32/Rikihaki.A?

  • 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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Paul Valéry

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