Categories: Malware

About “Win32/AutoRun.VB.AIR” infection

The Win32/AutoRun.VB.AIR 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/AutoRun.VB.AIR 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 Win32/AutoRun.VB.AIR?


File Info:

name: 6F935563AEC989199B94.mlwpath: /opt/CAPEv2/storage/binaries/c3c9d639fd895be79e7aa5feadfb087428a5fbe94936488ad31f92b8e6c29713crc32: 1B243D26md5: 6f935563aec989199b942979d590ece9sha1: 275981eea313e2cc8c4980875ae886842c7b2a16sha256: c3c9d639fd895be79e7aa5feadfb087428a5fbe94936488ad31f92b8e6c29713sha512: 747a397146f55c3c78cb950800d5f3b069bdb96d5835f13a63a5870d8d87a1093653fb7571a0714efe4d89d0746302ed05cb9f50c3028e2b817289abeb0e922dssdeep: 3072:ICI5K3vXvOG2RdYjH08qdLxilMiyfwAfGxMw1:5WK3vXWG4mzQLxilMiyfwAfGxtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1A4C3A32A7791F63AC425C6F93C1A43A0806DAD3425D6AD13F7C25B26B2F1EA7D320747sha3_384: 5efc806aed74484266e6f1468f7567ec61d59a463579c560cecafe80aafe2c690a368b65a791eb7a44049ec33868359fep_bytes: 68ec364000e8f0ffffff000000000000timestamp: 2011-07-22 05:20:53

Version Info:

Translation: 0x0409 0x04b0ProductName: jZSfkttJoGUjlYfFileVersion: 1.00ProductVersion: 1.00InternalName: NolimeKsLLbOJCjbOriginalFilename: NolimeKsLLbOJCjb.exe

Win32/AutoRun.VB.AIR also known as:

Bkav W32.AIDetectMalware
Lionic Worm.Win32.WBNA.ls5o
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Heur.PonyStealer.MLT.1
FireEye Generic.mg.6f935563aec98919
CAT-QuickHeal Trojan.Vobfus.gen
Skyhigh BehavesLike.Win32.VBObfus.cm
McAfee VBObfus.g
Malwarebytes Generic.Malware.AI.DDS
Sangfor Suspicious.Win32.Save.vb
K7AntiVirus EmailWorm ( 0054d10f1 )
Alibaba Malware:Win32/km_2ff14.None
K7GW EmailWorm ( 0054d10f1 )
CrowdStrike win/malicious_confidence_100% (D)
Baidu Win32.Trojan.Inject.n
VirIT Trojan.Win32.SHeur3.CKUH
Symantec ML.Attribute.HighConfidence
ESET-NOD32 Win32/AutoRun.VB.AIR
APEX Malicious
ClamAV Win.Trojan.Changeup-6169544-0
Kaspersky Worm.Win32.Vobfus.cfaw
BitDefender Gen:Heur.PonyStealer.MLT.1
NANO-Antivirus Trojan.Win32.MlwGen.covkru
Avast Win32:VB-WRX [Trj]
Tencent Worm.Win32.Vobfus.hc
TACHYON Worm/W32.VB-WBNA.126976.B
Emsisoft Gen:Heur.PonyStealer.MLT.1 (B)
F-Secure Trojan.TR/Dropper.VB.Gen
DrWeb Trojan.VbCrypt.60
VIPRE Gen:Heur.PonyStealer.MLT.1
TrendMicro Mal_VBNA-7
Sophos Mal/SillyFDC-P
SentinelOne Static AI – Malicious PE
Google Detected
Avira TR/Dropper.VB.Gen
Varist W32/Vobfus.W.gen!Eldorado
Antiy-AVL Worm/Win32.WBNA.gen
Microsoft Worm:Win32/Vobfus.DA
Gridinsoft Trojan.Win32.Downloader.sa
Xcitium Worm.Win32.Vobfus.DS@5j7kfg
Arcabit Trojan.PonyStealer.MLT.1
ZoneAlarm Worm.Win32.Vobfus.cfaw
GData Gen:Heur.PonyStealer.MLT.1
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.VBKrypt.R10525
Acronis suspicious
BitDefenderTheta AI:Packer.8C3276CD20
MAX malware (ai score=88)
VBA32 Trojan.VBRA.023613
Cylance unsafe
Panda Trj/Genetic.gen
TrendMicro-HouseCall Mal_VBNA-7
Rising Worm.VobfusEx!1.99E0 (CLASSIC)
Yandex Trojan.GenAsa!I4bwGZnASzU
Ikarus Worm.Gamarue
Fortinet W32/VBObfus.G!tr
AVG Win32:VB-WRX [Trj]
DeepInstinct MALICIOUS
alibabacloud Trojan.Win.UnkAgent

How to remove Win32/AutoRun.VB.AIR?

  • 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.
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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