Trojan

VHO:Trojan.Win32.Refroso information

Malware Removal

The VHO:Trojan.Win32.Refroso 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 VHO:Trojan.Win32.Refroso virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • NtSetInformationThread: attempt to hide thread from debugger
  • Dynamic (imported) function loading detected
  • Enumerates the modules from a process (may be used to locate base addresses in process injection)
  • Reads data out of its own binary image
  • The binary contains an unknown PE section name indicative of packing
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Network activity detected but not expressed in API logs
  • CAPE detected the EnigmaStub malware family
  • Anomalous binary characteristics

Related domains:

wpad.local-net

How to determine VHO:Trojan.Win32.Refroso?


File Info:

name: AD5EB6E829BC017563D2.mlw
path: /opt/CAPEv2/storage/binaries/5167e19f40f4a866f131d534b4a73da82cd554def8c31728342193dcc2d9dd68
crc32: 28EA72EA
md5: ad5eb6e829bc017563d2e35f349927c2
sha1: 5c2f0fbdd23bd544a4b0e312af7b63ea81a14c2d
sha256: 5167e19f40f4a866f131d534b4a73da82cd554def8c31728342193dcc2d9dd68
sha512: 5c5d1975e34f41eb912176aaaed6d88d5e1b5b4a6db81ca2872f4e11da4268634dd8d741deb55db5e65999246ed7c385edf61852154fc57af7e06ff57890d7c8
ssdeep: 24576:GjziQoxQYuFJd1rOdJJ9oT4IeVOyKggwQSeDXcFaxMAi7H+z33:GHiHQvFJdVEJJCT0qggwkDXcFaxw7H+7
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T17B45339741EC9574C2BD4EF31C1912FAD9834818049E6F936EF602CA1BB1BEE4057A7E
sha3_384: e7abdecee7ec938ff6608faf9f237d7b0bc77a3dade1551d06fb337b2ee74ac5ff471189e0438f55d700c90c49d4af6d
ep_bytes: 558bec83c4f0b800104000e801000000
timestamp: 2013-04-01 07:08:22

Version Info:

Translation: 0x0409 0x04b0
ProductName: Project1
FileVersion: 1.00
ProductVersion: 1.00
InternalName: TJprojMain
OriginalFilename: TJprojMain.exe

VHO:Trojan.Win32.Refroso also known as:

BkavW32.AIDetect.malware2
Elasticmalicious (high confidence)
MicroWorld-eScanGen:Variant.Graftor.766474
FireEyeGeneric.mg.ad5eb6e829bc0175
ALYacGen:Variant.Graftor.766474
CylanceUnsafe
ZillyaTrojan.Generic.Win32.1038280
K7AntiVirusP2PWorm ( 000dfe321 )
K7GWP2PWorm ( 000dfe321 )
Cybereasonmalicious.829bc0
BitDefenderThetaGen:NN.ZevbaF.34294.hz0@aaCdrkoi
CyrenW32/SysVenFak.C.gen!Eldorado
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/Packed.EnigmaProtector.J suspicious
KasperskyVHO:Trojan.Win32.Refroso.gen
BitDefenderGen:Variant.Graftor.766474
AvastWin32:MalwareX-gen [Trj]
Ad-AwareGen:Variant.Graftor.766474
SophosML/PE-A + Mal/Agent-AUZ
McAfee-GW-EditionBehavesLike.Win32.Generic.tc
EmsisoftGen:Variant.Graftor.766474 (B)
IkarusPUA.Packed.Enigma
GDataGen:Variant.Graftor.766474
JiangminTrojan.Generic.epduf
AviraTR/Patched.Ren.Gen
MAXmalware (ai score=89)
Antiy-AVLTrojan/Generic.ASBOL.C669
MicrosoftTrojan:Win32/Sabsik.FL.B!ml
CynetMalicious (score: 100)
AhnLab-V3Trojan/Win32.RL_Generic.R364091
Acronissuspicious
McAfeeGenericRXAA-FA!AD5EB6E829BC
VBA32Trojan.Zpevdo
MalwarebytesMalware.AI.4218120432
APEXMalicious
RisingPUF.Pack-Enigma!1.BA33 (CLASSIC)
SentinelOneStatic AI – Malicious PE
eGambitUnsafe.AI_Score_100%
AVGWin32:MalwareX-gen [Trj]
CrowdStrikewin/malicious_confidence_80% (D)

How to remove VHO:Trojan.Win32.Refroso?

VHO:Trojan.Win32.Refroso 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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