Categories: Trojan

Trojan.Agent.CSTA information

The Trojan.Agent.CSTA 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 Trojan.Agent.CSTA virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • CAPE extracted potentially suspicious content
  • Unconventionial binary language: Russian
  • Unconventionial language used in binary resources: Russian
  • The binary contains an unknown PE section name indicative of packing
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • CAPE detected the shellcode get eip malware family
  • Anomalous binary characteristics
  • Yara detections observed in process dumps, payloads or dropped files

How to determine Trojan.Agent.CSTA?


File Info:

name: BA3040A7F55857D22440.mlwpath: /opt/CAPEv2/storage/binaries/44ac5cfa51b5e3ad201a569fb721212616c215ac22190de73e3877e4358bbe4fcrc32: BB4E08CAmd5: ba3040a7f55857d224401c46fc98ad56sha1: 7f497e614eba670ca01974b693c846bda9cee648sha256: 44ac5cfa51b5e3ad201a569fb721212616c215ac22190de73e3877e4358bbe4fsha512: 661b7c915ca1935ec29bbbfcf666c1b7750ca054f861d9023a7add51a5af580665537bf8f3801c8348314bab88a6876d1d73cb11d47e5a836a834b5116210ab0ssdeep: 12288:P4EcAtbb2MOXOTLwpANrGZlmQUOb1RvpDb37pMqksit8:P4K96OndUZnjvpHr3at8type: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T143F412023EC1C831F5B258754862C96926BFFE825F3619EB276C132F4F362C15D3AA59sha3_384: e2fc0051545935aa664f1ea5991851509b408cefd981e686cb10b65b6161f93f5d330625ce195e2ed9e702d4fdda84d4ep_bytes: e831060000e98efeffff558beceb1ffftimestamp: 2018-01-03 12:34:13

Version Info:

CompanyName: TODO: FileDescription: TODO: FileVersion: 1.0.0.1LegalCopyright: Copyright (C) 2018ProductName: TODO: ProductVersion: 1.0.0.1Translation: 0x0419 0x04b0

Trojan.Agent.CSTA also known as:

Bkav W32.AIDetectMalware
Lionic Adware.Win32.Generic.2!c
tehtris Generic.Malware
MicroWorld-eScan Trojan.Agent.CSTA
FireEye Generic.mg.ba3040a7f55857d2
CAT-QuickHeal Adware.StartSurf.S1791958
Skyhigh BehavesLike.Win32.Backdoor.bc
ALYac Trojan.Agent.CSTA
Cylance unsafe
VIPRE Trojan.Agent.CSTA
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_90% (D)
Alibaba AdWare:Win32/StartSurf.8768346c
K7GW Trojan ( 005180831 )
K7AntiVirus Trojan ( 00528e801 )
Arcabit Trojan.Agent.CSTA
BitDefenderTheta Gen:NN.ZexaF.36744.SC0@aKcSAUek
Symantec PUA.Gen.2
Elastic malicious (high confidence)
ESET-NOD32 a variant of Win32/Kryptik.GBXI
APEX Malicious
Kaspersky HEUR:Trojan.Win32.Chapak.gen
BitDefender Trojan.Agent.CSTA
NANO-Antivirus Riskware.Win32.StartSurf.ewtnvz
Avast Win32:AdwareX-gen [Adw]
Tencent Malware.Win32.Gencirc.10b0e007
Emsisoft Trojan.Agent.CSTA (B)
DrWeb Trojan.Vittalia.13960
Zillya Adware.Generic.Win32.19696
Trapmine malicious.high.ml.score
Sophos Generic ML PUA (PUA)
SentinelOne Static AI – Malicious PE
Jiangmin AdWare.StartSurf.alb
Webroot W32.Adware.Gen
Google Detected
Antiy-AVL GrayWare[AdWare]/Win32.AGeneric
Kingsoft Win32.HeurC.KVMH008.a
Xcitium Application.Win32.IStartSurf.IK@7ghatp
Microsoft SoftwareBundler:Win32/Prepscram
ZoneAlarm HEUR:Trojan.Win32.Chapak.gen
GData Trojan.Agent.CSTA
Varist W32/StartSurf.AJ.gen!Eldorado
AhnLab-V3 Adware/Win32.StartSurf.R217150
McAfee Packed-XC!BA3040A7F558
MAX malware (ai score=96)
VBA32 AdWare.StartSurf
Malwarebytes Generic.Malware.AI.DDS
Panda Trj/Genetic.gen
Rising Trojan.Kryptik!8.8 (TFE:1:SJju7ecrDTP)
Yandex Trojan.GenAsa!b/R4FF0ZVOA
Ikarus Trojan.Crypt
MaxSecure Trojan.Malware.3771246.susgen
Fortinet W32/Kryptik.GBXI!tr
AVG Win32:AdwareX-gen [Adw]
Cybereason malicious.14eba6
DeepInstinct MALICIOUS

How to remove Trojan.Agent.CSTA?

  • 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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