Malware

Win32:VB-AASR [Trj] malicious file

Malware Removal

The Win32:VB-AASR [Trj] 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 Win32:VB-AASR [Trj] 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
  • Attempts to disable Windows Auto Updates
  • 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 Win32:VB-AASR [Trj]?


File Info:

name: 7618DFB6848C14CBD077.mlw
path: /opt/CAPEv2/storage/binaries/ede193b6e5d9b4ae8e5cea9ecc3cb745d4d41f89fface15f357ac874cf606eba
crc32: 2E7AB4E8
md5: 7618dfb6848c14cbd077a285d870106b
sha1: a9aa854a4327b28192df9de31a473a999a9c0ea2
sha256: ede193b6e5d9b4ae8e5cea9ecc3cb745d4d41f89fface15f357ac874cf606eba
sha512: 90539722fcf1e899711fa36961e9bad27a011ae830a69f97d5e2fe1c1ae05d9543085ce73c0345c8e302c1d6acd904a68c6303c9a926e22e15ea45ebb611df5f
ssdeep: 3072:8sgANcTiooHiUS41IGymUU5fkUehyB456J2Lw6BoiEx4PvsL2o5Y33ygot:nKToHiUBiGyuT236J2deiEx4PvRo5eFg
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1C844811972C0F77ED821C6F43A5643A4A53EED322491A807F6D21F1A37B5E87E261363
sha3_384: 6c858ad728503d64751fa9cdba730e371360e89810575f3cb350e9b9d6c79018c8e621b83857b0ebdeca4d38097f2afb
ep_bytes: 6810404000e8f0ffffff000000000000
timestamp: 2012-01-14 07:23:56

Version Info:

0: [No Data]

Win32:VB-AASR [Trj] also known as:

BkavW32.AIDetectMalware
tehtrisGeneric.Malware
MicroWorld-eScanGen:Variant.VBInject.11
FireEyeGeneric.mg.7618dfb6848c14cb
CAT-QuickHealTrojan.Beebone.D
SkyhighBehavesLike.Win32.VBObfus.dm
McAfeeVBObfus.eq
MalwarebytesGeneric.Malware.AI.DDS
SangforSuspicious.Win32.Save.vb
K7AntiVirusEmailWorm ( 0054d10f1 )
K7GWEmailWorm ( 0054d10f1 )
Cybereasonmalicious.6848c1
BitDefenderThetaGen:NN.ZevbaF.36802.qmW@aWkeW3gi
VirITTrojan.Win32.Zyx.HH
SymantecW32.Changeup!gen15
Elasticmalicious (high confidence)
ESET-NOD32a variant of Win32/AutoRun.VB.AQN
APEXMalicious
AvastWin32:VB-AASR [Trj]
CynetMalicious (score: 100)
KasperskyWorm.Win32.Vobfus.efid
BitDefenderGen:Variant.VBInject.11
NANO-AntivirusTrojan.Win32.Otran.jwdzws
SUPERAntiSpywareTrojan.Agent/Gen-Multi[VB]
RisingWorm.VobfusEx!1.99DB (CLASSIC)
EmsisoftGen:Variant.VBInject.11 (B)
BaiduWin32.Trojan.VBObfus.f
F-SecureTrojan.TR/Otran.aymb
DrWebTrojan.VbCrypt.81
VIPREGen:Variant.VBInject.11
TrendMicroWORM_VOBFUS.SM10
Trapminemalicious.moderate.ml.score
SophosMal/SillyFDC-U
SentinelOneStatic AI – Malicious PE
GoogleDetected
AviraTR/Otran.aymb
MAXmalware (ai score=86)
Antiy-AVLWorm/Win32.WBNA.gen
Kingsoftmalware.kb.a.1000
XcitiumTrojWare.Win32.Diple.EMIB@4pez3w
ArcabitTrojan.VBInject.11
ViRobotTrojan.Win32.A.Vobfus.266240.A
ZoneAlarmWorm.Win32.Vobfus.efid
GDataGen:Variant.VBInject.11
VaristW32/Vobfus.BE.gen!Eldorado
AhnLab-V3Trojan/Win32.Vobfus.R19883
Acronissuspicious
VBA32BScope.Trojan-Dropper.Injector
ALYacGen:Variant.VBInject.11
TACHYONWorm/W32.Vobfus.266240
Cylanceunsafe
PandaW32/Vobfus.GEW.worm
TrendMicro-HouseCallWORM_VOBFUS.SM10
TencentWorm.Win32.Vobfus.kh
YandexTrojan.GenAsa!SaCOTwa1z30
IkarusWorm.Win32.Vobfus
FortinetW32/Diple.EJQE!tr
AVGWin32:VB-AASR [Trj]
DeepInstinctMALICIOUS
CrowdStrikewin/malicious_confidence_100% (D)
alibabacloudTrojan:Win/Vobfus.a47ddc06

How to remove Win32:VB-AASR [Trj]?

Win32:VB-AASR [Trj] 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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