Categories: Ransom

Ransom.281 (B) (file analysis)

The Ransom.281 (B) 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.281 (B) virus can do?

Unconventionial binary language: Chinese (Simplified)
Unconventionial language used in binary resources: Chinese (Simplified)
Uses Windows utilities for basic functionality
Sniffs keystrokes
Installs an hook procedure to monitor for mouse events
Likely installs a bootkit via raw harddisk modifications
Attempts to restart the guest VM
Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config
Installs itself for autorun at Windows startup
Attempts to modify UAC prompt behavior
Attempts to block SafeBoot use by removing registry keys

How to determine Ransom.281 (B)?


File Info:
crc32: 718FFA0Fmd5: 163d45c09f1ef2dbf9dae7bf73a19e18name: 163D45C09F1EF2DBF9DAE7BF73A19E18.mlwsha1: c84b85e6d2b8a16d8c8e97ae38cd535ec723eb5csha256: c6f45324881aa4ab40622acc1bb199abe0ee36bd1c6e29ce4a6fc440a883967esha512: 6e89f34e9b936a0966edfd942304ca9214addd5672dbbc989ca1d498f8046b512f7195d6a19ea3ad1aaa5817fe858906c43fda6715b2f35b7c76629ee7f92492ssdeep: 24576:kFWsf55YQaJ8QurnxP8afiZqI3U19hat9zG3u:kFWZQa4nxP89ckU1va/Rtype: PE32 executable (GUI) Intel 80386, for MS Windows
Version Info:
LegalCopyright: x4f5cx8005x7248x6743x6240x6709 x8bf7x5c0ax91cdx5e76x4f7fx7528x6b63x7248FileVersion: 1.0.0.0Comments: x672cx7a0bx5e8fx4f7fx7528x6613x8bedx8a00x7f16x5199(http://www.eyuyan.com)ProductName: x5e94x7528x7a0bx5e8fProductVersion: 1.0.0.0FileDescription: x5e94x7528x7a0bx5e8f(*.exe)Translation: 0x0804 0x04b0

Ransom.281 (B) also known as:

Bkav	W32.AIDetect.malware2
K7AntiVirus	Trojan ( 005246d51 )
Elastic	malicious (high confidence)
DrWeb	Trojan.MulDrop8.11601
Cynet	Malicious (score: 100)
ALYac	Gen:Variant.Ransom.281
Cylance	Unsafe
Zillya	Trojan.Mbro.Win32.4819
Sangfor	Trojan.Win32.Save.a
K7GW	Trojan ( 005246d51 )
Cybereason	malicious.09f1ef
Cyren	W32/Agent.EW.gen!Eldorado
Symantec	ML.Attribute.HighConfidence
ESET-NOD32	a variant of Win32/MBRlock.BA
APEX	Malicious
Avast	Win32:RansomX-gen [Ransom]
Kaspersky	Trojan-Ransom.Win32.Mbro.bbmj
BitDefender	Gen:Variant.Ransom.281
NANO-Antivirus	Trojan.Win32.Mbro.favzty
MicroWorld-eScan	Gen:Variant.Ransom.281
Tencent	Win32.Trojan.Mbro.Dwjt
Ad-Aware	Gen:Variant.Ransom.281
Sophos	Mal/Generic-S
Comodo	Worm.Win32.Dropper.RA@1qraug
BitDefenderTheta	Gen:NN.ZexaF.34058.nr0@aaniRzmb
VIPRE	Trojan.Win32.Generic!BT
McAfee-GW-Edition	BehavesLike.Win32.Generic.th
FireEye	Generic.mg.163d45c09f1ef2db
Emsisoft	Gen:Variant.Ransom.281 (B)
SentinelOne	Static AI – Malicious PE
Jiangmin	Trojan.MBro.cq
Avira	TR/Mbro.bksjp
eGambit	HackTool.Generic
Antiy-AVL	Trojan/Generic.ASMalwS.25DAF13
Microsoft	Trojan:Win32/Emotet!ml
Arcabit	Trojan.Ransom.281
GData	Win32.Trojan.PSE.1THOGOA
TACHYON	Ransom/W32.Mbro.1269760
AhnLab-V3	Malware/Win32.Generic.C2479981
Acronis	suspicious
McAfee	Artemis!163D45C09F1E
MAX	malware (ai score=96)
VBA32	TrojanRansom.Mbro
Malwarebytes	Trojan.MalPack.FlyStudio
Panda	Trj/CI.A
Rising	Ransom.MBRlock!1.B6DC (CLASSIC)
Yandex	Trojan.Mbro!sNbxur803Bg
MaxSecure	Dropper.Dinwod.frindll
Fortinet	W32/Mbro.BBMJ!tr
AVG	Win32:RansomX-gen [Ransom]
Paloalto	generic.ml
Qihoo-360	Win32/Ransom.MBRlock.HwcBEpsA