Categories: Malware

Downloader.126 (B) malicious file

The Downloader.126 (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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What Downloader.126 (B) virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • CAPE extracted potentially suspicious content
  • The binary likely contains encrypted or compressed data.
  • Creates an autorun.inf file
  • Authenticode signature is invalid
  • Installs itself for autorun at Windows startup
  • Anomalous binary characteristics

How to determine Downloader.126 (B)?


File Info:

name: 04EE0E54A9B81F6D8795.mlwpath: /opt/CAPEv2/storage/binaries/bd10fae4b3c1634c09df4d4ab29642e14b6b3e1722a5b9ba9a83e465ad8c1342crc32: 27552A1Amd5: 04ee0e54a9b81f6d87951ad492142b85sha1: 11159b13bb230e0348ff1c05c944207e18548143sha256: bd10fae4b3c1634c09df4d4ab29642e14b6b3e1722a5b9ba9a83e465ad8c1342sha512: 19ba7eb96abbde950b0e5e53fe1bd7386ec8b963f204322b4a2aa2a2a645fbf2bb4fa955e65960e1858739f365d9f59b5a049d322b9aff6efb28a18d99980e49ssdeep: 3072:ZaHQ6yS2DDhcssbENwnW5a3PtWUkF1LKHUTnCnl/C0qPyHKzr:ZaRvXYunAa3lJQeKn0qPsCtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1E3048DE29653A4CDF242427CBD00D7575C959D66E1D0A3D178A21F8C93A282F4F2BF4Esha3_384: b154d6b754d0710011f9a925c79b66aeb840702fa611e568556f920b57da0e5271792ec14ab84d2ab828e9996752b164ep_bytes: 6a40680010000068a08601006a00ff15timestamp: 2012-09-05 20:26:28

Version Info:

0: [No Data]

Downloader.126 (B) also known as:

Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Downloader.126
FireEye Generic.mg.04ee0e54a9b81f6d
ALYac Gen:Variant.Downloader.126
Cylance Unsafe
K7AntiVirus EmailWorm ( 0052ca6a1 )
K7GW EmailWorm ( 0052ca6a1 )
Cybereason malicious.4a9b81
BitDefenderTheta AI:Packer.10D9AA541E
Cyren W32/Kryptik.AJG.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/AutoRun.Agent.AFG
Kaspersky HEUR:Worm.Win32.AutoRun.pef
BitDefender Gen:Variant.Downloader.126
Avast Win32:Dh-A [Heur]
Ad-Aware Gen:Variant.Downloader.126
Emsisoft Gen:Variant.Downloader.126 (B)
Comodo EmailWorm.Win32.AutoRun.KA@719dtc
DrWeb Win32.HLLW.Autoruner3.499
McAfee-GW-Edition BehavesLike.Win32.VirRansom.cc
SentinelOne Static AI – Malicious PE
Sophos ML/PE-A + Troj/Agent-BCGS
APEX Malicious
Jiangmin Trojan.Generic.fwljk
eGambit Unsafe.AI_Score_99%
Avira TR/Crypt.XPACK.Gen
Microsoft Trojan:Win32/Sabsik.FL.B!ml
Arcabit Trojan.Downloader.126
GData Gen:Variant.Downloader.126
Cynet Malicious (score: 100)
AhnLab-V3 Malware/Win32.RL_Generic.R295338
Acronis suspicious
McAfee GenericRXAA-AA!04EE0E54A9B8
MAX malware (ai score=86)
VBA32 BScope.Worm.Autorun
Rising Malware.Heuristic!ET#99% (RDMK:cmRtazr4usyCSBSjZW12O+geDSqR)
Yandex Trojan.GenAsa!6D0EeHKQIts
Ikarus Virus.Win32.Heur
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Agent.AFG!tr
AVG Win32:Dh-A [Heur]
Panda Trj/Genetic.gen
CrowdStrike win/malicious_confidence_100% (D)

How to remove Downloader.126 (B)?

  • 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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