Trojan

How to remove “Trojan.Win32.Refroso.gfdi”?

Malware Removal

The Trojan.Win32.Refroso.gfdi 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 Trojan.Win32.Refroso.gfdi virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Sample contains Overlay data
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • CAPE extracted potentially suspicious content
  • The binary contains an unknown PE section name indicative of packing
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Behavioural detection: Injection (Process Hollowing)
  • Behavioural detection: Injection (inter-process)
  • Attempted to write directly to a physical drive
  • Anomalous binary characteristics

How to determine Trojan.Win32.Refroso.gfdi?


File Info:

name: 1A93A2CA7779089DF027.mlw
path: /opt/CAPEv2/storage/binaries/1ccad2484874fbbcb59f909ee1ca6647deaaa848fadc9721eac262b7fe9b7569
crc32: EA31FD3D
md5: 1a93a2ca7779089df02744286fdcdda3
sha1: 0b343f04023ac2558354b3bb17733c259281f4e3
sha256: 1ccad2484874fbbcb59f909ee1ca6647deaaa848fadc9721eac262b7fe9b7569
sha512: 79b15fa97afc7275981b6fd71565e8f5bbb1e8988e3c739f6411c000898b4ecf076f327da57f0df027ecc003e1b932281ab92f15af6734be4004218b09545357
ssdeep: 6144:F4QCy0bt+zfLHA+GQnVW5GJZ2tNYLj8Mfsapu6z4yDDxiMn:eQHfvg+GgVzYKj86sWuzSAMn
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T173541227E716E28DC8DAFA71A74641AD8584BCF22E83046F7984733FA87E15B4613178
sha3_384: a513daa40d5365c2815526ecb3c8bf486ffc4756e5cc2cd72c41131e1a87972bc642bc9c15338f7902f08a810de0939b
ep_bytes: 6801904400e801000000c3c3f5080a5c
timestamp: 2011-09-22 16:27:04

Version Info:

Translation: 0x0409 0x04b0
Comments: lOexQkfTz
CompanyName: UaQilAVQg
FileDescription: wSftbseiIwuoGDa
LegalCopyright: apCNwvj
ProductName: crjTBDYAFTe
FileVersion: 1.00
ProductVersion: 1.00
InternalName: 2
OriginalFilename: 2.exe

Trojan.Win32.Refroso.gfdi also known as:

BkavW32.AIDetect.malware2
tehtrisGeneric.Malware
MicroWorld-eScanGen:Heur.ManBat.1
FireEyeGeneric.mg.1a93a2ca7779089d
McAfeeGenericRXBB-FM!1A93A2CA7779
CylanceUnsafe
ZillyaBackdoor.Bifrose.Win32.58958
Cybereasonmalicious.a77790
SymantecML.Attribute.HighConfidence
Elasticmalicious (high confidence)
ESET-NOD32Win32/Bifrose
APEXMalicious
Paloaltogeneric.ml
ClamAVWin.Packed.Bladabindi-7025618-0
KasperskyTrojan.Win32.Refroso.gfdi
BitDefenderGen:Heur.ManBat.1
NANO-AntivirusTrojan.Win32.Bifrost.fntry
AvastWin32:Evo-gen [Trj]
RisingTrojan.Generic!8.C3 (CLOUD)
Ad-AwareGen:Heur.ManBat.1
SophosML/PE-A + Mal/Agent-ADH
ComodoTrojWare.Win32.Injector.jmb@4l5acm
F-SecureTrojan.TR/Crypt.ASPM.Gen
DrWebBackDoor.Bifrost.40
VIPREGen:Heur.ManBat.1
McAfee-GW-EditionGenericRXBB-FM!1A93A2CA7779
Trapminemalicious.high.ml.score
EmsisoftGen:Heur.ManBat.1 (B)
IkarusVirus.Win32.VBInject
GDataGen:Heur.ManBat.1
JiangminTrojan/Generic.nndh
WebrootW32.Trojan.Gen
GoogleDetected
AviraTR/Crypt.ASPM.Gen
MAXmalware (ai score=85)
Antiy-AVLTrojan[Backdoor]/Win32.Bifrose
ArcabitTrojan.ManBat.1
ZoneAlarmTrojan.Win32.Refroso.gfdi
MicrosoftBackdoor:Win32/Bifrose.AE
CynetMalicious (score: 100)
AhnLab-V3Trojan/Win32.VBKrypt.C154
VBA32Malware-Cryptor.VB.Sazeka
ALYacGen:Heur.ManBat.1
MalwarebytesGeneric.Trojan.Dropper.DDS
TencentWin32.Trojan.Refroso.Xmhl
YandexTrojan.Bifrose!mnwGKxcFczg
SentinelOneStatic AI – Malicious PE
FortinetW32/Bifrose.NKY!tr
BitDefenderThetaAI:Packer.F76710881F
AVGWin32:Evo-gen [Trj]
PandaGeneric Malware
CrowdStrikewin/malicious_confidence_90% (W)

How to remove Trojan.Win32.Refroso.gfdi?

Trojan.Win32.Refroso.gfdi 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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