Trojan

Win32/TrojanDropper.Agent.RKO removal tips

Malware Removal

The Win32/TrojanDropper.Agent.RKO 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/TrojanDropper.Agent.RKO virus can do?

  • Sample contains Overlay data
  • Reads data out of its own binary image
  • Drops a binary and executes it
  • The binary contains an unknown PE section name indicative of packing
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Anomalous binary characteristics
  • Yara rule detections observed from a process memory dump/dropped files/CAPE

How to determine Win32/TrojanDropper.Agent.RKO?


File Info:

name: CAEF7721D58D9EF35E9E.mlw
path: /opt/CAPEv2/storage/binaries/a158c1149055771e91681f25105279434630ad73dc4dd805daf13260029bdce7
crc32: 33216423
md5: caef7721d58d9ef35e9e4dcbb888e03c
sha1: 7a77228245de2354fc4f75855dec05588da5e20b
sha256: a158c1149055771e91681f25105279434630ad73dc4dd805daf13260029bdce7
sha512: e3b6bc110c0f2742c96b4c7f9f35950db0470c71d59f6a052fd1dcc948e567b5bb67b4624cceb91c19ce020156e478ff0cedff66ad3be2baff1ffdb2fefce8ef
ssdeep: 49152:4KCsZk0gkvGs9y0h6EMTdZ4CWVQZZLL1byLgHNRPfe:LepW9y0gj7PHBqgHNRPfe
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1F69512399681D3F2D6610278AD98EBDB5C35B5302122BCD363DE038C197E9D5AA37B07
sha3_384: 790da2762fdc0294b6138afc12c23fbb596fa96780869ba9e4f168f74f3fe9b8a7203396e6e6c11c63fb646bc1958148
ep_bytes: e8793e0000e97ffeffff3b0d90dd5b00
timestamp: 2009-05-12 00:33:39

Version Info:

ProductName: WinRAR
CompanyName: Alexander Roshal
FileDescription: WinRAR archiver
FileVersion: 4.1.0
ProductVersion: 4.1.0
InternalName: WinRAR
LegalCopyright: Copyright © Alexander Roshal 1993-2011
OriginalFilename: WinRAR.exe
Translation: 0x0000 0x0000

Win32/TrojanDropper.Agent.RKO also known as:

BkavW32.AIDetectMalware
LionicTrojan.Win32.Agent.tntm
Elasticmalicious (high confidence)
MicroWorld-eScanGen:Variant.Mikey.113610
FireEyeGeneric.mg.caef7721d58d9ef3
SkyhighBehavesLike.Win32.Generic.tc
McAfeeDropper-FRS!CAEF7721D58D
MalwarebytesGeneric.Malware.AI.DDS
ZillyaDropper.Agent.Win32.240982
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (W)
BitDefenderGen:Variant.Mikey.113610
K7GWTrojan ( 004e16831 )
K7AntiVirusTrojan ( 004e16831 )
SymantecSMG.Heur!gen
tehtrisGeneric.Malware
ESET-NOD32a variant of Win32/TrojanDropper.Agent.RKO
CynetMalicious (score: 100)
APEXMalicious
ClamAVWin.Malware.Bskd-9753126-0
KasperskyHEUR:Backdoor.Win32.Generic
AlibabaBackdoor:Win32/Generic.272
NANO-AntivirusTrojan.Win32.Jaik.fnnzif
ViRobotTrojan.Win.Z.Agent.2060937.C
RisingDropper.Agent!1.B012 (CLASSIC)
EmsisoftGen:Variant.Mikey.113610 (B)
F-SecureTrojan.TR/Crypt.XPACK.Gen
DrWebTrojan.MulDrop7.62214
VIPREGen:Variant.Mikey.113610
TrendMicroTROJ_GEN.R002C0CK623
Trapminemalicious.high.ml.score
SophosMal/Generic-S
SentinelOneStatic AI – Malicious PE
JiangminBackdoor.Generic.biag
WebrootW32.Malware.gen
VaristW32/Trojan.GCD.gen!Eldorado
AviraTR/Crypt.XPACK.Gen
MAXmalware (ai score=83)
Antiy-AVLTrojan[Dropper]/Win32.Agent
MicrosoftTrojan:Win32/Salgorea.VRR!MTB
XcitiumTrojWare.Win32.Salgorea.RPR@7tcxjx
ArcabitTrojan.Mikey.D1BBCA
ZoneAlarmUDS:Backdoor.Win32.Generic
GDataWin32.Trojan.PSE.1ESMMVW
GoogleDetected
AhnLab-V3Trojan/Win.Agent.R420146
BitDefenderThetaGen:NN.ZexaF.36792.913@aapK@Wbi
ALYacGen:Variant.Mikey.113610
DeepInstinctMALICIOUS
VBA32Trojan.MulDrop
Cylanceunsafe
PandaTrj/GdSda.A
TrendMicro-HouseCallTROJ_GEN.R002C0CK623
TencentTrojan-Dropper.Win32.Agent.xa
IkarusTrojan.Win32.Salgorea
MaxSecureTrojan.Malware.121218.susgen
FortinetW32/Agent.RHG!tr
AVGWin32:Evo-gen [Trj]
Cybereasonmalicious.245de2
AvastWin32:Evo-gen [Trj]

How to remove Win32/TrojanDropper.Agent.RKO?

Win32/TrojanDropper.Agent.RKO 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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