Categories: Malware

Johnnie.21605 removal guide

The Johnnie.21605 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 Johnnie.21605 virus can do?

  • Executable code extraction
  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Injection with CreateRemoteThread in a remote process
  • Creates RWX memory
  • Expresses interest in specific running processes
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • Executed a process and injected code into it, probably while unpacking
  • Installs itself for autorun at Windows startup
  • Network activity detected but not expressed in API logs
  • Collects information to fingerprint the system
  • Anomalous binary characteristics

Related domains:

z.whorecord.xyz
a.tomx.xyz

How to determine Johnnie.21605?


File Info:

crc32: EAE8A9B2md5: 9c87a3b6bbb2cb4ab783fc0b0e3cbc04name: sansprinmoki.exesha1: 9ef7273ba5ab1c26f6d1d55be90c56c7dd7685c5sha256: 87ab1a05cd495a10e7439d1df663d2d15e8456988f9e46b1b3f3baf635fd01e7sha512: 58b7ce9e60b3b2f97fbeaf141680e2adaa94693145b8a16505340efd465fcc06aa3e934f8cf22cda842d4f70da3057dc11231673d7f18c84b38f11fac389b5c0ssdeep: 6144:B+kypXDQ/m7iWmqTT9JNP/ua3LEwrOBP0AAKr33ClMvdDhS7VVKB0:BCu/PN8d/UEKrCsoVi0type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Johnnie.21605 also known as:

MicroWorld-eScan Gen:Variant.Johnnie.21605
CAT-QuickHeal Backdoor.Agent
Qihoo-360 Win32/Backdoor.18b
McAfee Trojan-FMYP!9C87A3B6BBB2
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
Sangfor Malware
K7AntiVirus Trojan ( 004f03711 )
BitDefender Gen:Variant.Johnnie.21605
K7GW Trojan ( 004f03711 )
Cybereason malicious.6bbb2c
Invincea heuristic
Symantec ML.Attribute.HighConfidence
APEX Malicious
Paloalto generic.ml
GData Gen:Variant.Johnnie.21605
Kaspersky Backdoor.Win32.Agent.dovl
Alibaba Backdoor:Win32/Injector.54401217
NANO-Antivirus Trojan.Win32.Dwn.edfgcd
ViRobot Trojan.Win32.Z.Zusy.570880.S
Rising Backdoor.Agent!8.C5D (CLOUD)
Endgame malicious (high confidence)
Emsisoft Gen:Variant.Johnnie.21605 (B)
F-Secure Heuristic.HEUR/AGEN.1026161
DrWeb Trojan.DownLoader14.15241
Zillya Trojan.Injector.Win32.386421
TrendMicro TROJ_GEN.R002C0PAB20
McAfee-GW-Edition BehavesLike.Win32.Generic.hh
Trapmine malicious.moderate.ml.score
FireEye Generic.mg.9c87a3b6bbb2cb4a
Sophos Mal/Kovter-P
Ikarus Trojan.Win32.Injector
Cyren W32/Trojan.ABZR-6141
Jiangmin Backdoor.DarkKomet.ekk
Webroot W32.Trojan.Gen
Avira HEUR/AGEN.1026161
MAX malware (ai score=89)
Antiy-AVL Trojan/Win32.AGeneric
Arcabit Trojan.Johnnie.D5465
AegisLab Trojan.Win32.Agent.m!c
ZoneAlarm Backdoor.Win32.Agent.dovl
Microsoft Trojan:Win32/Occamy.C
AhnLab-V3 Backdoor/Win32.Agent.C1980261
Acronis suspicious
VBA32 Trojan.Fsysna
ALYac Gen:Variant.Johnnie.21605
Ad-Aware Gen:Variant.Johnnie.21605
Panda Trj/GdSda.A
ESET-NOD32 Win32/Injector.CYZQ
TrendMicro-HouseCall TROJ_GEN.R002C0PAB20
Tencent Malware.Win32.Gencirc.10b576b9
Yandex Backdoor.Agent!n8f75petVhE
SentinelOne DFI – Malicious PE
eGambit Unsafe.AI_Score_99%
Fortinet W32/Generic.AP.354440!tr
BitDefenderTheta Gen:NN.ZexaF.34090.IqW@auJy12kO
AVG Win32:Malware-gen
Avast Win32:Malware-gen
CrowdStrike win/malicious_confidence_90% (W)
MaxSecure Trojan.Malware.9660339.susgen

How to remove Johnnie.21605?

  • 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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