Malware

What is “Cerbu.73920 (B)”?

Malware Removal

The Cerbu.73920 (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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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 Cerbu.73920 (B) virus can do?

  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Executable code extraction
  • Injection with CreateRemoteThread in a remote process
  • Attempts to connect to a dead IP:Port (2 unique times)
  • Creates RWX memory
  • Mimics the system’s user agent string for its own requests
  • A process attempted to delay the analysis task.
  • At least one IP Address, Domain, or File Name was found in a crypto call
  • Starts servers listening on 0.0.0.0:19882, :0, 127.0.0.1:14583
  • Reads data out of its own binary image
  • Drops a binary and executes it
  • The binary likely contains encrypted or compressed data.
  • Uses Windows utilities for basic functionality
  • Executed a process and injected code into it, probably while unpacking
  • Code injection with CreateRemoteThread in a remote process
  • Deletes its original binary from disk
  • Tries to unhook or modify Windows functions monitored by Cuckoo
  • Steals private information from local Internet browsers
  • A system process is generating network traffic likely as a result of process injection
  • Installs itself for autorun at Windows startup
  • Collects information about installed applications
  • Attempts to modify proxy settings
  • Attempts to modify browser security settings
  • Harvests credentials from local FTP client softwares
  • Attempts to interact with an Alternate Data Stream (ADS)
  • Creates a slightly modified copy of itself
  • Collects information to fingerprint the system
  • Anomalous binary characteristics

Related domains:

z.whorecord.xyz
a.tomx.xyz
www.microsoft-analytics.xyz
www.windows-troubleshooting.xyz

How to determine Cerbu.73920 (B)?


File Info:

crc32: AD5B935D
md5: b4af50ded4b33993455cbfaea32b48e4
name: B4AF50DED4B33993455CBFAEA32B48E4.mlw
sha1: 6ac045de086b4124b50f232fc229ee7b34fb18e7
sha256: 41b99caccd597f4a37f6104f2a483e62853515941821fd2be84fa89df6d516f6
sha512: eeb0c32158329b0258dc22d35f5bc8d4b13c3235b5220efa651abf8cfbcadf0e5d23cb71f3912e9bba736c97a507b8efe5930f9abc0a5ee61cd97461da82f600
ssdeep: 6144:dR+ItYSpgVsanFft9Y5hclqbEi1Awvnp1pnKKSguioWRbiLA:dAU+ftO5hcl3iRvp1pnKMPbiE
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Cerbu.73920 (B) also known as:

BkavW32.AIDetect.malware1
K7AntiVirusTrojan ( 0051cc3d1 )
Elasticmalicious (high confidence)
CynetMalicious (score: 100)
ALYacGen:Variant.Cerbu.73920
CylanceUnsafe
ZillyaTrojan.Foreign.Win32.56932
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_90% (D)
K7GWTrojan ( 0051cc3d1 )
Cybereasonmalicious.ed4b33
CyrenW32/S-d2c789ae!Eldorado
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/Kryptik.EYUK
APEXMalicious
AvastWin32:Malware-gen
ClamAVWin.Ransomware.Fugrafa-9779211-0
KasperskyTrojan-Spy.Win32.Zbot.ysre
BitDefenderGen:Variant.Cerbu.73920
NANO-AntivirusTrojan.Win32.Zbot.evpspb
MicroWorld-eScanGen:Variant.Cerbu.73920
TencentMalware.Win32.Gencirc.11494f2d
Ad-AwareGen:Variant.Cerbu.73920
SophosML/PE-A + Mal/Ransom-EE
ComodoMalware@#3u74bc68pso6
BitDefenderThetaGen:NN.ZexaF.34686.yuX@aykeulgi
VIPRETrojan.Win32.Generic!BT
FireEyeGeneric.mg.b4af50ded4b33993
EmsisoftGen:Variant.Cerbu.73920 (B)
SentinelOneStatic AI – Malicious PE
JiangminTrojanSpy.Zbot.ffma
AviraHEUR/AGEN.1112598
eGambitUnsafe.AI_Score_53%
MicrosoftTrojan:Win32/Krilog.A
AegisLabTrojan.Win32.Generic.4!c
GDataGen:Variant.Cerbu.73920
AhnLab-V3Trojan/Win32.RL_Foreign.R355029
McAfeeGenericRXDZ-EC!B4AF50DED4B3
MAXmalware (ai score=100)
VBA32Trojan-Ransom.Foreign
MalwarebytesTrojan.Zbot
PandaTrj/GdSda.A
RisingRansom.Foreign!8.292 (RDMK:cmRtazqEA189FQY5dUcgb0wDJ8Mj)
YandexTrojan.GenAsa!4j1703otN08
IkarusTrojan-Ransom.Foreign
FortinetW32/Kryptik.FCAB!tr
AVGWin32:Malware-gen
Paloaltogeneric.ml

How to remove Cerbu.73920 (B)?

Cerbu.73920 (B) 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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