Categories: Trojan

TrojanDownloader:Win32/Kuluoz.D malicious file

The TrojanDownloader:Win32/Kuluoz.D 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 TrojanDownloader:Win32/Kuluoz.D virus can do?

  • Executable code extraction
  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • Unconventionial language used in binary resources: Arabic (Saudi Arabia)
  • Executed a process and injected code into it, probably while unpacking
  • Behavior consistent with a dropper attempting to download the next stage.
  • Attempts to modify proxy settings
  • Creates a copy of itself

How to determine TrojanDownloader:Win32/Kuluoz.D?


File Info:

crc32: 9CB59C57md5: a7cc0e2311afae97ccace4799cf72a85name: A7CC0E2311AFAE97CCACE4799CF72A85.mlwsha1: b3c232cbed8aa7aab7571ae28e786b50f429a64csha256: 6b75587633f42d667a26cbca19d4832eb930e0f64022af32b530fa56edda9c5fsha512: c62f3724132d0042b68e736e445af4725d8bd855edea269dfb32499641212978277c2f93faf920f2b8e07422676cd578f712011abf12f6fa4a8dc1ff41956efdssdeep: 1536:dNu/UXqHwzPWzMd9cZpuzWXBwAQQrNdcgICRSktsH5zQVHYf6z2Sw0Bc85uTKxP:fYTQzEZpGALcgICHtnVHYiz2SbuTKxPtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

FileDescription: Magic Collection for PostSmileFileVersion: Comments: This installation was built with Inno.CompanyName: Translation: 0x0000 0x04b0

TrojanDownloader:Win32/Kuluoz.D also known as:

Bkav W32.AIDetect.malware1
K7AntiVirus Backdoor ( 0040f8401 )
Lionic Trojan.Win32.Generic.lw2L
Elastic malicious (high confidence)
DrWeb BackDoor.Kuluoz.4
Cynet Malicious (score: 100)
CAT-QuickHeal TrojanPWS.Zbot.Gen
ALYac Trojan.Ransom.PornoBlocker.L
Cylance Unsafe
Zillya Backdoor.Androm.Win32.6652
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba TrojanDropper:Win32/dropper.ali1003001
K7GW Backdoor ( 0040f8401 )
Cybereason malicious.311afa
Cyren W32/Trojan.OUOI-8378
Symantec Packed.Generic.459
ESET-NOD32 a variant of Win32/Kryptik.BWOK
APEX Malicious
Avast Win32:Agent-AZTR [Trj]
ClamAV Win.Trojan.Ransom-9111
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Trojan.Ransom.PornoBlocker.L
NANO-Antivirus Trojan.Win32.Androm.cufjrz
MicroWorld-eScan Trojan.Ransom.PornoBlocker.L
Tencent Malware.Win32.Gencirc.10b7b479
Ad-Aware Trojan.Ransom.PornoBlocker.L
Sophos Mal/Generic-R
Comodo Backdoor.Win32.Androm.DPEI@58bzy6
BitDefenderTheta Gen:NN.ZexaF.34790.iu0@aSvOGAnO
VIPRE Trojan.Win32.Kuluoz.bb (v)
TrendMicro BKDR_KULUOZ.SMP1
McAfee-GW-Edition BehavesLike.Win32.Dropper.ch
FireEye Generic.mg.a7cc0e2311afae97
Emsisoft Trojan.Ransom.PornoBlocker.L (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Generic.zzhi
Avira BDS/Androm.bxtih
Antiy-AVL Trojan/Generic.ASMalwS.8E139A
Microsoft TrojanDownloader:Win32/Kuluoz.D
Arcabit Trojan.Ransom.PornoBlocker.L
SUPERAntiSpyware Trojan.Agent/Gen-Androm
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Trojan.Ransom.PornoBlocker.L
TACHYON Backdoor/W32.Androm.137216.B
AhnLab-V3 Trojan/Win32.Kuluoz.R100485
Acronis suspicious
McAfee Packed-AM!A7CC0E2311AF
MAX malware (ai score=94)
VBA32 Backdoor.Androm
Malwarebytes Malware.AI.417904926
Panda Trj/Genetic.gen
TrendMicro-HouseCall BKDR_KULUOZ.SMP1
Rising Trojan.Generic@ML.95 (RDML:VnKpzeH1AxQr2HX9/6f+4Q)
Yandex Backdoor.Androm!1tfBb84cjkQ
Ikarus Trojan-Ransom.PornoBlocker
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Lockscreen.LOA!tr
AVG Win32:Agent-AZTR [Trj]
Paloalto generic.ml
Qihoo-360 Win32/Ransom.PornoBlocker.HxQBEpsA

How to remove TrojanDownloader:Win32/Kuluoz.D?

  • 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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