Categories: Malware

Win32/Kryptik.FOLC removal

The Win32/Kryptik.FOLC 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 Win32/Kryptik.FOLC virus can do?

  • Executable code extraction
  • Injection with CreateRemoteThread in a remote process
  • Attempts to connect to a dead IP:Port (2 unique times)
  • Creates RWX memory
  • Reads data out of its own binary image
  • A process created a hidden window
  • Drops a binary and executes it
  • Performs some HTTP requests
  • The binary likely contains encrypted or compressed data.
  • Uses Windows utilities for basic functionality
  • Queries information on disks for anti-virtualization via Device Information APIs
  • Deletes its original binary from disk
  • Sniffs keystrokes
  • A system process is generating network traffic likely as a result of process injection
  • Installs itself for autorun at Windows startup
  • Creates a copy of itself
  • Creates a slightly modified copy of itself
  • Anomalous binary characteristics

Related domains:

maytermsmodiall.at
resolver1.opendns.com
myip.opendns.com
geroyamslava.at

How to determine Win32/Kryptik.FOLC?


File Info:

crc32: 2E4F201Amd5: b0835cb42dff8cfa1ba9535ce391077cname: B0835CB42DFF8CFA1BA9535CE391077C.mlwsha1: 1d736b897a9cffba40c735a31ed5ac8106fe7a84sha256: f145a6967d528d21485e65842fca909ea53e491317366cafef60f470ddda77e7sha512: 3da1a00a534e7f89fb0cad36d946ad6d0b0d3573679cd7b74260baa81df0025b252a1c35433594cbbeb7145bcb7eb952b47f4afee612b8d70a5b7a9846e16588ssdeep: 6144:8gsF5gwf5rxb7yjB5u1xF0vOTO0xmCb5AUlizpE601RwB:8gsF5g4yB5uHTOGmsEzpEzitype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Kryptik.FOLC also known as:

Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 0052ef101 )
Elastic malicious (high confidence)
DrWeb Trojan.PWS.Papras.2707
Cynet Malicious (score: 100)
CAT-QuickHeal Ransom.Exxroute.A3
ALYac Gen:Variant.Ransom.99
Cylance Unsafe
Zillya Trojan.Spora.Win32.874
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (D)
K7GW Trojan ( 005057a01 )
Cybereason malicious.42dff8
Baidu Win32.Trojan.Kryptik.bjl
Cyren W32/Ransom.DM.gen!Eldorado
Symantec Packed.Generic.493
ESET-NOD32 a variant of Win32/Kryptik.FOLC
APEX Malicious
Avast Win32:Rootkit-gen [Rtk]
ClamAV Win.Trojan.Generic-6268113-0
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Variant.Ransom.99
NANO-Antivirus Trojan.Win32.Filecoder.elsfbr
SUPERAntiSpyware Ransom.Cerber/Variant
MicroWorld-eScan Gen:Variant.Ransom.99
Tencent Malware.Win32.Gencirc.11495194
Ad-Aware Gen:Variant.Ransom.99
Sophos ML/PE-A + Mal/Elenoocka-E
Comodo TrojWare.Win32.Crypt.CA@6ykcle
F-Secure Trojan.TR/Crypt.XPACK.Gen8
BitDefenderTheta Gen:NN.ZexaF.34686.uqW@a8s236bi
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_HPCERBER.SMONT4
McAfee-GW-Edition BehavesLike.Win32.Ransomware.fc
FireEye Generic.mg.b0835cb42dff8cfa
Emsisoft Gen:Variant.Ransom.99 (B)
SentinelOne Static AI – Malicious PE
Avira TR/Crypt.XPACK.Gen8
eGambit Unsafe.AI_Score_99%
Microsoft TrojanSpy:Win32/Ursnif.HX
AegisLab Trojan.Win32.Generic.4!c
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Gen:Variant.Ransom.99
AhnLab-V3 Trojan/Win32.Cerber.R195524
Acronis suspicious
McAfee Ransomware-FMJ!B0835CB42DFF
MAX malware (ai score=99)
VBA32 Hoax.Spora
Malwarebytes Ransom.Cerber
Panda Trj/CI.A
TrendMicro-HouseCall Ransom_HPCERBER.SMONT4
Rising Trojan.Kryptik!1.A8CF (CLOUD)
Yandex Trojan.GenAsa!Z8etYELosKU
Ikarus Trojan.Win32.Filecoder
Fortinet W32/Kryptik.FOZG!tr
AVG Win32:Rootkit-gen [Rtk]
Paloalto generic.ml

How to remove Win32/Kryptik.FOLC?

  • 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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