Categories: Ransom

Ransom.StopcryptRI.S26261809 removal tips

The Ransom.StopcryptRI.S26261809 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 Ransom.StopcryptRI.S26261809 virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Behavioural detection: Executable code extraction – unpacking
  • Executed a command line with /C or /R argument to terminate command shell on completion which can be used to hide execution
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • Dynamic (imported) function loading detected
  • Reads data out of its own binary image
  • A process created a hidden window
  • CAPE extracted potentially suspicious content
  • Drops a binary and executes it
  • Unconventionial language used in binary resources: Chinese (Hongkong)
  • The binary contains an unknown PE section name indicative of packing
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Uses Windows utilities for basic functionality
  • Enumerates services, possibly for anti-virtualization
  • Behavioural detection: Injection (Process Hollowing)
  • Executed a process and injected code into it, probably while unpacking
  • Deletes its original binary from disk
  • Behavioural detection: Injection (inter-process)
  • Installs itself for autorun at Windows startup
  • Installs itself for autorun at Windows startup
  • CAPE detected the Tofsee malware family
  • Attempts to interact with an Alternate Data Stream (ADS)
  • Uses suspicious command line tools or Windows utilities

How to determine Ransom.StopcryptRI.S26261809?


File Info:

name: 63EE517D123CC3F6060D.mlwpath: /opt/CAPEv2/storage/binaries/963a1bb8e816be9b694607bea9e1d14833fb2b88f122736de4ab280e44141183crc32: 33EC4AE6md5: 63ee517d123cc3f6060d27337c682b6esha1: 8fddb0b692fae9067d0cafc4193f25564b148a13sha256: 963a1bb8e816be9b694607bea9e1d14833fb2b88f122736de4ab280e44141183sha512: 75fb1bff6596c72ae0138b96950cb5f2090eddbd1059458799b0d07119c2b00101b7d3adb78173f8233fffc69c318c0a90f4b3469db5928721de0b335aa5183fssdeep: 6144:y1Ubgj8sazivC/162UpaDhAqnQep3tjQTk51d5BqQynF:ymm8s1K962UpaSqn/pQg5D5kVtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1D0549E10B7A0D035E1B712F8497A97ACB93E7AF15B3490CB52D12ADE1A396E1DC3131Bsha3_384: 61de607d70c6458df6aa7d480820f5909d6ce84d52c3d34981b75a8c9d5dac8d95cb2c7561cd75c54aa01fb39f11120aep_bytes: 8bff558bece836730000e8110000005dtimestamp: 2021-06-20 13:08:04

Version Info:

0: [No Data]

Ransom.StopcryptRI.S26261809 also known as:

Bkav W32.AIDetect.malware1
Lionic Trojan.Win32.Malicious.4!c
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.GenericKD.47919559
FireEye Generic.mg.63ee517d123cc3f6
CAT-QuickHeal Ransom.StopcryptRI.S26261809
ALYac Trojan.GenericKD.47919559
Cylance Unsafe
Zillya Trojan.Kryptik.Win32.3678768
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
K7GW Trojan ( 0058d1791 )
K7AntiVirus Trojan ( 0058d1791 )
Baidu Win32.Trojan.Kryptik.jm
Cyren W32/Kryptik.GAL.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Kryptik.HOAB
APEX Malicious
Paloalto generic.ml
ClamAV Win.Dropper.Mikey-9917324-0
Kaspersky HEUR:Backdoor.Win32.Tofsee.gen
BitDefender Trojan.GenericKD.47919559
Avast Win32:CrypterX-gen [Trj]
Tencent Win32.Backdoor.Tofsee.Wqdq
Sophos Mal/Generic-S + Troj/Krypt-FV
DrWeb Trojan.Siggen16.34474
TrendMicro Ransom_StopCrypt.R06CC0DAL22
McAfee-GW-Edition BehavesLike.Win32.Generic.dh
Emsisoft Trojan.Crypt (A)
SentinelOne Static AI – Malicious PE
Jiangmin Backdoor.Mokes.fai
MAX malware (ai score=89)
Antiy-AVL Trojan/Generic.ASMalwS.3510597
Kingsoft Win32.Troj.Generic_a.a.(kcloud)
Gridinsoft Ransom.Win32.STOP.sa
Microsoft Ransom:Win32/StopCrypt.PAH!MTB
ViRobot Trojan.Win32.Z.Sabsik.280064.AE
ZoneAlarm HEUR:Backdoor.Win32.Tofsee.gen
GData Win32.Trojan.BSE.11WL534
Cynet Malicious (score: 100)
AhnLab-V3 Infostealer/Win.SmokeLoader.R465570
McAfee RDN/Generic
TACHYON Backdoor/W32.Mokes.280064.D
VBA32 BScope.Backdoor.Mokes
Malwarebytes Trojan.MalPack.GS
TrendMicro-HouseCall Ransom_StopCrypt.R06CC0DAL22
Rising Backdoor.Tofsee!8.1E9 (C64:YzY0Op9fiYD5afCw)
Ikarus Trojan-Ransom.StopCrypt
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Malicious_Behavior.SBX
AVG Win32:CrypterX-gen [Trj]
Cybereason malicious.692fae
Panda Trj/Genetic.gen

How to remove Ransom.StopcryptRI.S26261809?

  • 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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