Malware

Win32:Downloader-TNV [Trj] information

Malware Removal

The Win32:Downloader-TNV [Trj] 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:Downloader-TNV [Trj] virus can do?

  • Executable code extraction
  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Injection with CreateRemoteThread in a remote process
  • Attempts to connect to a dead IP:Port (1 unique times)
  • Creates RWX memory
  • Possible date expiration check, exits too soon after checking local time
  • At least one IP Address, Domain, or File Name was found in a crypto call
  • Unconventionial language used in binary resources: Arabic (Tunisia)
  • The binary likely contains encrypted or compressed data.
  • Uses Windows utilities for basic functionality
  • Executed a process and injected code into it, probably while unpacking
  • Code injection with CreateRemoteThread in a remote process
  • Deletes its original binary from disk
  • Tries to unhook or modify Windows functions monitored by Cuckoo
  • Installs itself for autorun at Windows startup
  • Creates a copy of itself
  • Anomalous binary characteristics

Related domains:

api.wipmania.net
api.wipmania.com
a.baerr03.com

How to determine Win32:Downloader-TNV [Trj]?


File Info:

crc32: 58A6BDC1
md5: c1877f39f100c4f27c2e9d31f6eacb06
name: C1877F39F100C4F27C2E9D31F6EACB06.mlw
sha1: 6c55d710e449c6677c4b37f100351ac5f332b653
sha256: 4a9c91ca100aeca307fbabb41c658ed9f5046872fb4ddf2ff49cfe0113198cd2
sha512: 2f1c07cf8e8fd8d4aec17772b1c979f9673cd45caf4510f32134566868ac7bbd9ba41f4f65e2759fd78502ed760cdddc3c84d4a83437cee363531c1a82049da3
ssdeep: 3072:/TO9zP+R5HWdWbc3h+YkNaK1NQvAijSGYV+KwKuKF4QF8yKxD:/TOYRpqK4e5ijSGswKu/QF8yKt
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

InternalName: Oqahijo
CompanyName: Steganos GmbH
LegalTrademarks: Obu Nuza Mowyxig Ahajot Rasyqyv Lut Kibary Eral Ore Xedobaw
ProductName: Idenyb
FileDescription: Rykybos Ytu Sod
OriginalFilename: B6a3x.exe
Translation: 0x0409 0x04b0

Win32:Downloader-TNV [Trj] also known as:

BkavW32.AIDetect.malware2
K7AntiVirusTrojan ( 0001140e1 )
LionicTrojan.Win32.Generic.4!c
Elasticmalicious (high confidence)
DrWebBackDoor.IRC.NgrBot.146
CynetMalicious (score: 100)
CAT-QuickHealTrojan.Zbot.AM6
CylanceUnsafe
ZillyaWorm.Dorkbot.Win32.935
SangforTrojan.Win32.Generic.ky
CrowdStrikewin/malicious_confidence_100% (D)
AlibabaWorm:Win32/Dorkbot.c927203c
K7GWTrojan ( 0001140e1 )
Cybereasonmalicious.9f100c
CyrenW32/A-2d1899f2!Eldorado
SymantecMobileInsightAppRisk:Generisk
SymantecPacked.Generic.464
ESET-NOD32Win32/Dorkbot.B
APEXMalicious
AvastWin32:Downloader-TNV [Trj]
ClamAVWin.Trojan.Agent-1344989
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderGen:Heur.Zygug.5
NANO-AntivirusTrojan.Win32.NgrBot.ffmnze
MicroWorld-eScanGen:Heur.Zygug.5
TencentMalware.Win32.Gencirc.10b3d231
Ad-AwareGen:Heur.Zygug.5
SophosMal/Generic-S
ComodoTrojWare.Win32.Kryptik.BDBC@5279xu
BitDefenderThetaGen:NN.ZexaF.34294.iy0@ae7aGSdG
VIPRETrojan.Win32.Generic!BT
TrendMicroTROJ_SPNR.03FE13
McAfee-GW-EditionBehavesLike.Win32.Generic.ch
FireEyeGeneric.mg.c1877f39f100c4f2
EmsisoftGen:Heur.Zygug.5 (B)
SentinelOneStatic AI – Malicious PE
JiangminTrojan/Generic.axtrx
WebrootW32.Bot.Gen
AviraBDS/Dorkbot.ngrmua
eGambitUnsafe.AI_Score_50%
Antiy-AVLTrojan/Generic.ASMalwS.26B719
KingsoftWin32.HeurC.KVMH004.a.(kcloud)
MicrosoftWorm:Win32/Dorkbot.I
ArcabitTrojan.Zygug.5
SUPERAntiSpywareTrojan.Agent/Gen-Zbot
GDataGen:Heur.Zygug.5
AhnLab-V3Trojan/Win32.Downloader.R142719
Acronissuspicious
McAfeePWS-Zbot-FBDR!C1877F39F100
MAXmalware (ai score=100)
VBA32BScope.Backdoor.Andr.3113
PandaGeneric Malware
TrendMicro-HouseCallTROJ_SPNR.03FE13
RisingTrojan.Win32.Agent_.pn (CLASSIC)
YandexBackdoor.Androm!Bsxh7DtPvVg
IkarusWorm.Win32.Luder
FortinetW32/Zbot.AOV!tr
AVGWin32:Downloader-TNV [Trj]
Paloaltogeneric.ml

How to remove Win32:Downloader-TNV [Trj]?

Win32:Downloader-TNV [Trj] 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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