Categories: Malware

Should I remove “Win32:Downloader-RPC [Trj]”?

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

  • Behavioural detection: Executable code extraction – unpacking
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Unconventionial language used in binary resources: Russian
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Attempts to access Bitcoin/ALTCoin wallets
  • Harvests credentials from local FTP client softwares
  • Installs WinPCAP
  • Anomalous binary characteristics

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


File Info:

name: D28826D05854EC1475A7.mlwpath: /opt/CAPEv2/storage/binaries/01807166ebb92daae7260d491a1b67fbd91ed6e6daab7ec070b4442edd6ed8a3crc32: 997D2F66md5: d28826d05854ec1475a7298dca397a82sha1: 74cda43e85c678b278523097f78ce6c2da1f7c90sha256: 01807166ebb92daae7260d491a1b67fbd91ed6e6daab7ec070b4442edd6ed8a3sha512: 023cc4ce230275281504613bdc1817454c1f4d33533e5a128d4dba11bee95149d0617487591b5db7309e15596b45b1c7d46dc38fb15cec9b843078dc3135ae4cssdeep: 12288:87TlR4i519QQwzpKslllKgA/Y6BQKSJvgld7fN0U2KualwGO9GqfLpYu9scQUi3h:87xR4i5s1flvoYAQtvId+U1+Lb9Yuy6Gtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T12BF4235277CF82AFC19CE8324EA20E57BF62D23BD9265E6729A1C1C1191C613B84CC1Esha3_384: 3da34114b0af707778a6cd781b64945468fbf623741550ccbd98b6527f2b0aa2135b24ee545750f1430db7151a32ebdcep_bytes: ff350230400058508d3dab2040008114timestamp: 1970-01-01 00:00:00

Version Info:

0: [No Data]

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

Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
FireEye Generic.mg.d28826d05854ec14
CAT-QuickHeal Trojan.Lethic.B
McAfee FakeAV-SecurityTool.nk
Malwarebytes Trojan.LameShield
VIPRE Trojan.VIZ.Gen.1
Sangfor Trojan.Win32.Save.a
K7AntiVirus Trojan ( 0040797b1 )
BitDefender Trojan.VIZ.Gen.1
K7GW Trojan ( 0040797b1 )
Cybereason malicious.05854e
Arcabit Trojan.VIZ.Gen.1
Baidu Win32.Trojan.Kryptik.hs
VirIT Trojan.Win32.FakeAV_s.TE
Cyren W32/Zbot.GT.gen!Eldorado
Symantec SecShieldFraud!gen10
ESET-NOD32 a variant of Win32/Kryptik.AQCF
APEX Malicious
Kaspersky HEUR:Trojan.Win32.Generic
Alibaba Trojan:Win32/Starter.ali2000005
NANO-Antivirus Trojan.Win32.Fakealert.crkalq
SUPERAntiSpyware Trojan.Agent/Gen-FraudSecurity
MicroWorld-eScan Trojan.VIZ.Gen.1
Rising Trojan.Generic@AI.100 (RDML:Re5n5AnoTpdCC1iSNR1pJA)
Ad-Aware Trojan.VIZ.Gen.1
Sophos ML/PE-A + Troj/Zbot-DDW
Comodo TrojWare.Win32.Kryptik.AQBV@4t9vb6
DrWeb BackDoor.Slym.1053
TrendMicro BKDR_KELIHOS.SM
McAfee-GW-Edition FakeAV-SecurityTool.nk
Trapmine malicious.high.ml.score
Emsisoft Trojan.VIZ.Gen.1 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan/Tepfer.Gen
Avira TR/Winwebsec.ooiuwo
MAX malware (ai score=88)
Kingsoft Win32.Heur.KVM007.a.(kcloud)
Microsoft Backdoor:Win32/Kelihos.F
ViRobot Trojan.Win32.A.PSW-Tepfer.770560.NZ
GData Trojan.VIZ.Gen.1
Google Detected
AhnLab-V3 Trojan/Win32.FakeAV.R47804
Acronis suspicious
VBA32 Trojan.FakeAV.01657
ALYac Trojan.VIZ.Gen.1
Cylance Unsafe
Panda Trj/Genetic.gen
TrendMicro-HouseCall BKDR_KELIHOS.SM
Tencent Win32.Init.QQRob.dbsy
Yandex Trojan.GenAsa!RAhuqEvOuTE
Ikarus Trojan-PSW.Win32.Tepfer
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Kryptik.ATCI!tr
BitDefenderTheta Gen:NN.ZexaF.34606.VqW@aGR8I!jc
AVG Win32:Downloader-RPC [Trj]
Avast Win32:Downloader-RPC [Trj]
CrowdStrike win/malicious_confidence_100% (D)

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

  • 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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