Malware

Doina.40845 (file analysis)

Malware Removal

The Doina.40845 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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Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
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What Doina.40845 virus can do?

  • Sample contains Overlay data
  • Uses Windows utilities for basic functionality
  • Reads data out of its own binary image
  • Drops a binary and executes it
  • Unconventionial binary language: Chinese (Simplified)
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • The binary contains an unknown PE section name indicative of packing
  • Authenticode signature is invalid
  • Disables Windows firewall
  • Touches a file containing cookies, possibly for information gathering
  • Clears web history
  • Yara rule detections observed from a process memory dump/dropped files/CAPE

How to determine Doina.40845?


File Info:

name: 3202E6D7FB081E066544.mlw
path: /opt/CAPEv2/storage/binaries/6e6c5712b32386377eeab596fa83a9e668063160b9a52561df3555140d7fb7eb
crc32: 78451E8C
md5: 3202e6d7fb081e066544a59b40e66197
sha1: 2fac9d97fb2b96f96de7670ac4c4b960f3fee6aa
sha256: 6e6c5712b32386377eeab596fa83a9e668063160b9a52561df3555140d7fb7eb
sha512: cc458dd9ed40e8610495f5b3e3263474d85bedd7500514fb2f66464b267321a6a08176af487730a939f497feb1d68286cd5a277ffc115f8075e8289a573a604f
ssdeep: 98304:bazo+78Wftj4puoeuaKhlrH9L7TRZ+ZHJtj/IcikcskwvOC+:ezo+wWftLoeghlpzX+ZHTgZwvk
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1D60633B3FBD98836F13736388C8066A91316FC19EC7DC51774C83A4D19B926A24A93D7
sha3_384: d164b74d58379f6dc5780eea37e0dfcd4dbab6e80e95c2fa9e5a5322bae3f84117b68ec88df001f038dda0e1eb6bec8c
ep_bytes: 558becb9130000006a006a004975f951
timestamp: 1992-06-19 22:22:17

Version Info:

FileVersion: 2.1.2.1
FileDescription: Ftp系统核心服务
ProductName: Ftp系统核心服务
ProductVersion: 2.1.2.1
CompanyName: Windows系统Ftp核心服务
LegalCopyright: Windows系统Ftp核心服务 版权所有
Comments: Ftp系统核心服务
Translation: 0x0804 0x04b0

Doina.40845 also known as:

BkavW32.MoneroMinerAI.Trojan
LionicTrojan.Win32.EquationDrug.tphT
tehtrisGeneric.Malware
CynetMalicious (score: 100)
ALYacGen:Variant.Doina.40845
Cylanceunsafe
VIPREGen:Variant.Doina.40845
SangforTrojan.Win32.Agent.Vm77
K7AntiVirusRiskware ( 0040eff71 )
AlibabaTrojan:Win32/EquationDrug.c56df83b
K7GWRiskware ( 0040eff71 )
Cybereasonmalicious.7fb2b9
CyrenW32/Trojan.CLL.gen!Eldorado
SymantecML.Attribute.HighConfidence
Elasticmalicious (high confidence)
ESET-NOD32a variant of Generik.JIHAJWZ
APEXMalicious
KasperskyTrojan.Win32.Eb.air
BitDefenderGen:Variant.Doina.40845
NANO-AntivirusTrojan.Win32.Eb.hhwnel
MicroWorld-eScanGen:Variant.Doina.40845
AvastWin32:Trojan-gen
TencentMalware.Win32.Gencirc.115a2e71
EmsisoftGen:Variant.Doina.40845 (B)
F-SecureTrojan.TR/AD.EquationDrug.kjvwg
DrWebTrojan.DownLoader25.6485
ZillyaTrojan.SchoolGirl.Win32.86
McAfee-GW-EditionBehavesLike.Win32.Dropper.wc
Trapminemalicious.moderate.ml.score
FireEyeGeneric.mg.3202e6d7fb081e06
SophosMal/Generic-S
IkarusPUA.HackTool.Patcher
JiangminTrojan.Qhost.it
WebrootW32.Malware.Gen
AviraTR/AD.EquationDrug.kjvwg
MicrosoftTrojan:Win32/Wacatac.B!ml
XcitiumMalware@#2c7hgcei6ldu9
ArcabitTrojan.Doina.D9F8D
ZoneAlarmTrojan.Win32.Eb.air
GDataGen:Variant.Doina.40845
GoogleDetected
McAfeeArtemis!3202E6D7FB08
MAXmalware (ai score=100)
VBA32Trojan.Win64.Miner
MalwarebytesGeneric.Trojan.Malicious.DDS
PandaTrj/CI.A
RisingTrojan.Generic@AI.100 (RDML:kNxSXzAWJ0lgtRSf3DLfYw)
FortinetW32/Eb.AIR!tr
BitDefenderThetaGen:NN.ZelphiF.36738.QJ3@aOt8DOab
AVGWin32:Trojan-gen
DeepInstinctMALICIOUS
CrowdStrikewin/malicious_confidence_100% (W)

How to remove Doina.40845?

Doina.40845 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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