Worm

What is “Worm.Win32.VBNA.brrr”?

Malware Removal

The Worm.Win32.VBNA.brrr 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 Worm.Win32.VBNA.brrr virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Drops a binary and executes it
  • Authenticode signature is invalid
  • Behavioural detection: Injection (inter-process)
  • CAPE detected the embedded pe malware family
  • Anomalous binary characteristics
  • Attempts to modify Explorer settings to prevent hidden files from being displayed
  • Yara detections observed in process dumps, payloads or dropped files

How to determine Worm.Win32.VBNA.brrr?


File Info:

name: 09F445A02F16090BBAB4.mlw
path: /opt/CAPEv2/storage/binaries/921b7f24528729d63e171b4add254672c4fc8ec904246316799aecb348121a5d
crc32: DCAAA8B9
md5: 09f445a02f16090bbab4cae8c193aed1
sha1: cd216401e9095442d3fde7b0a63aa490da30934f
sha256: 921b7f24528729d63e171b4add254672c4fc8ec904246316799aecb348121a5d
sha512: 60cde22e500433dc90a6091567cebcb0eed619205ecc6f03901ad822784fa5dcd8c8e70991cf9d3599e17ff98c224827b560d74b664414341c09db6dde6f5de3
ssdeep: 768:oPaYa/wsqLSfc1mvhCUMM6pj9z0RFFIkScXFIk9d+r2EY8F2X5ISYn6d1pAspq6J:ZUun3ns2X5hh3/SZ0NMtMml4SzSR
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T14D53A52EB38A1825DB08A23532A7C7D715D7789E0B4F56872BB8277E9C68F101C25F17
sha3_384: e9672892d576e0f46ce719b29b3ff79e779975c84e44a98e3e08a0eafcb435716d7c01bd7631ff090540d1bf069dbffb
ep_bytes: 6880114000e8eeffffff000000000000
timestamp: 2010-12-20 09:47:25

Version Info:

Translation: 0x0409 0x04b0
ProductName: 55MMllw
FileVersion: 9.85
ProductVersion: 9.85
InternalName: 00MMllw
OriginalFilename: 00MMllw.exe

Worm.Win32.VBNA.brrr also known as:

BkavW32.AIDetectMalware
Elasticmalicious (high confidence)
MicroWorld-eScanGen:Variant.Chinky.2
FireEyeGeneric.mg.09f445a02f16090b
CAT-QuickHealWorm.VBNA.gen
SkyhighBehavesLike.Win32.VBObfus.kt
ALYacGen:Variant.Chinky.2
MalwarebytesGeneric.Malware.AI.DDS
VIPREGen:Variant.Chinky.2
SangforSuspicious.Win32.Save.vb
K7AntiVirusTrojan ( 001e769a1 )
K7GWTrojan ( 001e769a1 )
CrowdStrikewin/malicious_confidence_100% (D)
BaiduWin32.Worm.AutoRun.cj
VirITTrojan.Win32.Shiru.AY
SymantecW32.Changeup
tehtrisGeneric.Malware
ESET-NOD32a variant of Win32/AutoRun.VB.XV
CynetMalicious (score: 100)
APEXMalicious
ClamAVWin.Trojan.VB-1423
KasperskyWorm.Win32.VBNA.brrr
BitDefenderGen:Variant.Chinky.2
NANO-AntivirusTrojan.Win32.VB.eizfir
TencentWorm.Win32.Wbna .16000410
TACHYONWorm/W32.VB-VBNA.61440.C
EmsisoftGen:Variant.Chinky.2 (B)
F-SecureTrojan.TR/Dropper.Gen
DrWebWin32.HLLW.Autoruner.38707
TrendMicroWORM_VOBFUS.SMIA
Trapminemalicious.moderate.ml.score
SophosMal/SillyFDC-I
IkarusWorm.Win32.Vobfus
JiangminWorm/VBNA.hadl
VaristW32/VB.BT.gen!Eldorado
AviraTR/Dropper.Gen
Antiy-AVLWorm/Win32.WBNA.gen
XcitiumTrojWare.Win32.VB.X@2i170u
ArcabitTrojan.Chinky.2
ViRobotWorm.Win32.A.VBNA.61440.DD
ZoneAlarmWorm.Win32.VBNA.brrr
GDataGen:Variant.Chinky.2
GoogleDetected
AhnLab-V3Win-Trojan/Chinky3.Gen
BitDefenderThetaAI:Packer.8F67D49F20
MAXmalware (ai score=83)
DeepInstinctMALICIOUS
VBA32SScope.Trojan.VB.01215
Cylanceunsafe
TrendMicro-HouseCallWORM_VOBFUS.SMIA
RisingWorm.VobfusEx!1.99EB (CLASSIC)
YandexTrojan.GenAsa!eDlgxKM/tlY
SentinelOneStatic AI – Malicious PE
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/VBKrypt.AGW!tr
PandaGeneric Malware
alibabacloudWorm:Win/Vobfus.c7772382

How to remove Worm.Win32.VBNA.brrr?

Worm.Win32.VBNA.brrr 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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