What is “Doris.5250”?

The Doris.5250 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.

GridinSoft Anti-Malware

Gridinsoft Anti-Malware

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 Doris.5250 virus can do?

Behavioural detection: Executable code extraction – unpacking
Sample contains Overlay data
Authenticode signature is invalid
Anomalous binary characteristics

How to determine Doris.5250?


File Info:
name: 982D4FD2BCB6CCE6E2AB.mlw
path: /opt/CAPEv2/storage/binaries/515bc79505620ea1c3cc5c0c2d22ac89b166a6c90c77310d7f7030734482064e
crc32: CEFC747D
md5: 982d4fd2bcb6cce6e2abe5cb767b5bf3
sha1: e794693dab0d1480b9ff352b2972d7748db9442e
sha256: 515bc79505620ea1c3cc5c0c2d22ac89b166a6c90c77310d7f7030734482064e
sha512: f051cb834bd0eee04e92d34a09559dccfe9be9b27f2e5ff34b7cee3314fd67d1c486609bf98d28368a01fcc74edc3b1c06f2189713de9b6a83d9adf1521d1bf1
ssdeep: 768:F2fbbIQAHWaqbw33N56GLaO7zG9tvV/Uba/6WPnZs+zDzvcvaJZydyfLWVnM73RU:QgV+/6WPDzUvgQKLW4WPN
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T14A53083B6ADCF032C539C6B38867D6A4C1237D7A29019947209BA6595E339533FD232F
sha3_384: 067693799f028dc516374896881790dd2bfb56e6d47382b7b493eb8b189ec570e581c08969484d636476b79a105b76e8
ep_bytes: 68ac1c4000e85ca6ffff000000000000
timestamp: 2012-06-29 03:05:25

Version Info:
CompanyName: Camshare Inc.
FileDescription: Camfrog Video Chat
FileVersion: 6, 2, 192, 3417
InternalName: Camfrog
LegalCopyright: (C) 2003-2012 Camshare Inc.
OriginalFilename: Camfrog Video Chat.exe
ProductName: Camfrog Video Chat
ProductVersion: 6, 2, 192, 3417
Translation: 0x0409 0x04b0

Doris.5250 also known as:

Bkav	W32.AIDetectMalware
Lionic	Trojan.Win32.VBKrypt.1d!c
Elastic	malicious (high confidence)
MicroWorld-eScan	Gen:Variant.Doris.5250
FireEye	Generic.mg.982d4fd2bcb6cce6
Skyhigh	GenericRXAH-ZP!982D4FD2BCB6
ALYac	Gen:Variant.Doris.5250
Cylance	unsafe
Zillya	Trojan.Llac.Win32.43406
Sangfor	Trojan.Win32.Save.a
CrowdStrike	win/malicious_confidence_100% (W)
Alibaba	Trojan:Win32/VBKrypt.6c0a629d
K7GW	Trojan ( 0055e3991 )
K7AntiVirus	Trojan ( 0055e3991 )
VirIT	Trojan.Win32.Generic.BWRQ
Symantec	ML.Attribute.HighConfidence
ESET-NOD32	Win32/Injector.VYH
APEX	Malicious
Cynet	Malicious (score: 100)
Kaspersky	Trojan.Win32.VBKrypt.ppzu
BitDefender	Gen:Variant.Doris.5250
NANO-Antivirus	Trojan.Win32.Llac.bbskzq
Avast	Win32:GenMalicious-YS [Trj]
Tencent	Malware.Win32.Gencirc.1155b0d3
Emsisoft	Gen:Variant.Doris.5250 (B)
F-Secure	Trojan.TR/Patched.Ren.Gen
DrWeb	Trojan.PWS.UFR.3470
VIPRE	Gen:Variant.Doris.5250
Trapmine	malicious.moderate.ml.score
Sophos	ML/PE-A
Ikarus	Backdoor.Win32.Ruskill
GData	Gen:Variant.Doris.5250
Jiangmin	Trojan/Generic.akzrg
Webroot	W32.Malware.Gen
Google	Detected
Avira	TR/Patched.Ren.Gen
Antiy-AVL	Trojan/Win32.VBKrypt
Kingsoft	Win32.Trojan.VBKrypt.ppzu
Xcitium	Malware@#21dwd5yhthx1u
Arcabit	Trojan.Doris.D1482
ZoneAlarm	Trojan.Win32.VBKrypt.ppzu
Microsoft	TrojanSpy:Win32/Usteal.D
AhnLab-V3	Trojan/Win32.Llac.R37634
Acronis	suspicious
McAfee	GenericRXAH-ZP!982D4FD2BCB6
VBA32	TScope.Trojan.VB
Malwarebytes	Generic.Malware/Suspicious
Panda	Trj/OCJ.A
Rising	Trojan.Generic@AI.100 (RDML:rU6CJvwQIw3ysctnLCsRBA)
Yandex	Trojan.Injector!qbgTdDHEu00
SentinelOne	Static AI – Malicious PE
Fortinet	W32/Filecoder_CTBLocker.A!tr
AVG	Win32:GenMalicious-YS [Trj]
DeepInstinct	MALICIOUS

How to remove Doris.5250?

Doris.5250 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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