Backdoor

Backdoor.Win32.Emotet.alkr (file analysis)

Malware Removal

The Backdoor.Win32.Emotet.alkr 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 Backdoor.Win32.Emotet.alkr virus can do?

  • Executable code extraction
  • Creates RWX memory
  • Mimics the system’s user agent string for its own requests
  • Expresses interest in specific running processes
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic
  • Performs some HTTP requests
  • Unconventionial language used in binary resources: Russian
  • Attempts to modify proxy settings
  • Anomalous binary characteristics

How to determine Backdoor.Win32.Emotet.alkr?


File Info:

crc32: EECA8ACA
md5: e3dd71c8c418be89cf1d48d9c3289241
name: upload_file
sha1: 0f1d868f988b1e2b051eb2e028d1455a3856d72a
sha256: 62c2691af2203fb32876336894b09dc9c6452dd7b6e7dd92143a2630c1dc63d0
sha512: c2ab7f1735d58e004d81238a0eee4692f55b525fa68fb4adddc5c0988f324a1e4ef5c4d7d3dc16a1b4e3b0ecab619b069fde93ebb7110df14432c105100c86a0
ssdeep: 6144:EPHIFvHxVBxWrhtOjMcD+t14e13gvXr7fa+CYSxSiNX:EPoFPxVB0r/OjMciV1yja+38N
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: xa9 Microsoft Corporation. All rights reserved.
InternalName: nlsbres.dll
FileVersion: 6.1.7601.23572 (win7sp1_ldr.161011-0600)
CompanyName: Microsoft Corporation
ProductName: Microsoftxae Windowsxae Operating System
ProductVersion: 6.1.7601.23572
FileDescription: NLSBuild resource DLL
OriginalFilename: nlsbres.dll
Translation: 0x0409 0x04b0

Backdoor.Win32.Emotet.alkr also known as:

MicroWorld-eScanTrojan.GenericKDZ.69120
FireEyeTrojan.GenericKDZ.69120
McAfeeEmotet-FRO!E3DD71C8C418
CylanceUnsafe
K7AntiVirusTrojan ( 0056b94b1 )
BitDefenderTrojan.GenericKDZ.69120
K7GWTrojan ( 0056b94b1 )
F-ProtW32/Kryptik.BRY.gen!Eldorado
APEXMalicious
GDataTrojan.GenericKDZ.69120
KasperskyBackdoor.Win32.Emotet.alkr
RisingTrojan.Kryptik!1.C82B (CLASSIC)
Endgamemalicious (high confidence)
DrWebTrojan.DownLoader34.10090
Invinceaheuristic
EmsisoftTrojan.GenericKDZ.69120 (B)
IkarusTrojan-Banker.Emotet
CyrenW32/Kryptik.BRY.gen!Eldorado
MAXmalware (ai score=85)
MicrosoftTrojan:Win32/Emotet.DGK!MTB
ArcabitTrojan.Generic.D10E00
ZoneAlarmBackdoor.Win32.Emotet.alkr
AhnLab-V3Trojan/Win32.Kryptik.R346329
Ad-AwareTrojan.GenericKDZ.69120
MalwarebytesTrojan.MalPack.TRE
ESET-NOD32a variant of Win32/GenKryptik.EPHQ
FortinetW32/GenKryptik.EPAZ!tr
BitDefenderThetaGen:NN.Zextet.34142.vq0@aSXweXdk

How to remove Backdoor.Win32.Emotet.alkr?

Backdoor.Win32.Emotet.alkr 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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