Malware

What is “Win32/Packed.CAB.AS suspicious”?

Malware Removal

The Win32/Packed.CAB.AS suspicious 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/Packed.CAB.AS suspicious virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Possible date expiration check, exits too soon after checking local time
  • Dynamic (imported) function loading detected
  • Reads data out of its own binary image
  • Drops a binary and executes it
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Uses Windows utilities for basic functionality
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • Created a process from a suspicious location
  • Installs itself for autorun at Windows startup
  • Detects the presence of Windows Defender AV emulator via files
  • Anomalous binary characteristics

How to determine Win32/Packed.CAB.AS suspicious?


File Info:

name: 7B714755E9E5876EC381.mlw
path: /opt/CAPEv2/storage/binaries/1a7f1e91a410058c2da9b149a553896346d450503d59209f034bb22847908390
crc32: 143EA3E6
md5: 7b714755e9e5876ec38176f2cc37142b
sha1: 6f074b3ee2db3ed8691828c95426656863326dfd
sha256: 1a7f1e91a410058c2da9b149a553896346d450503d59209f034bb22847908390
sha512: da84bf2e0affb4c17a1cd09842a4db28bf616d8283700eb33ab4fad8c2eee07f5226ab0ef47c36f3df3e3c84882006fd20976d73ee617ff8eadb6f75b559e2b0
ssdeep: 49152:NQlhs/DNoZ5ofmxpm3AeV/GpYy3X0T/Wq:xJoTOIpm3AeRGp1Xod
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T19E85120648859F37F8B407700966F6926334ACB1D786A7F3E2E476C91FF21972828D67
sha3_384: 0144714b076d5dce21efda966992fae2a99e307ae153eb20e29dd76f306c5b33f733300981411bd6b4d0f150672c302c
ep_bytes: e8070b0000e905000000cccccccccc6a
timestamp: 2013-08-22 04:01:48

Version Info:

ProductName: WinRAR
CompanyName: Alexander Roshal
FileDescription: WinRAR archiver
FileVersion: 5.60.0
ProductVersion: 5.60.0
InternalName: WinRAR
LegalCopyright: Copyright © Alexander Roshal 1993-2018
OriginalFilename: WinRAR.exe
Translation: 0x0409 0x04e4

Win32/Packed.CAB.AS suspicious also known as:

BkavW32.AIDetect.malware2
LionicTrojan.Win32.Agent.4!c
Elasticmalicious (high confidence)
CynetMalicious (score: 99)
FireEyeGeneric.mg.7b714755e9e5876e
ALYacGen:Variant.Barys.219763
MalwarebytesTrojan.Dropper
ZillyaBackdoor.Agent.Win32.82607
SangforBackdoor.Win32.Agent.myuemi
K7AntiVirusRiskware ( 0040eff71 )
AlibabaPacked:Win32/AVEvader.f19f15bc
K7GWRiskware ( 0040eff71 )
Cybereasonmalicious.ee2db3
CyrenW32/Trojan.KGUO-4838
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/Packed.CAB.AS suspicious
APEXMalicious
Paloaltogeneric.ml
KasperskyBackdoor.Win32.Agent.myuemi
BitDefenderGen:Variant.Barys.219763
MicroWorld-eScanGen:Variant.Barys.219763
AvastScript:SNH-gen [Trj]
EmsisoftGen:Variant.Barys.219763 (B)
ComodoMalware@#5uvgxl6wc448
McAfee-GW-EditionBehavesLike.Win32.Dropper.tc
SophosMal/Generic-S
WebrootW32.Agent.Gen
AviraBDS/Agent.fhbya
KingsoftWin32.Hack.Agent.(kcloud)
MicrosoftRansom:Win32/CONTI!ml
GDataGen:Variant.Barys.219763
AhnLab-V3Malware/Win.Generic.C4712204
McAfeeArtemis!7B714755E9E5
MAXmalware (ai score=89)
SentinelOneStatic AI – Malicious PE
MaxSecureTrojan.Malware.1728101.susgen
FortinetW32/Malicious_Behavior.VEX
AVGScript:SNH-gen [Trj]
PandaTrj/CI.A
CrowdStrikewin/malicious_confidence_100% (W)

How to remove Win32/Packed.CAB.AS suspicious?

Win32/Packed.CAB.AS suspicious 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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