Malware

Win32/Injector.DOIH (file analysis)

Malware Removal

The Win32/Injector.DOIH 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/Injector.DOIH virus can do?

  • Executable code extraction
  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Creates RWX memory
  • Possible date expiration check, exits too soon after checking local time
  • Reads data out of its own binary image
  • Drops a binary and executes it
  • Unconventionial binary language: Chinese (Simplified)
  • The binary likely contains encrypted or compressed data.
  • A scripting utility was executed
  • Uses Windows utilities for basic functionality
  • Executed a process and injected code into it, probably while unpacking
  • Installs itself for autorun at Windows startup
  • Creates a hidden or system file
  • Network activity detected but not expressed in API logs
  • Anomalous binary characteristics

How to determine Win32/Injector.DOIH?


File Info:

crc32: 0B9138B2
md5: 22eb5d4de5f62d8cf9d8ac1b7ae8019e
name: 22EB5D4DE5F62D8CF9D8AC1B7AE8019E.mlw
sha1: b11ef7ae5a822ebc7e8e706840524b050ad37c9a
sha256: 2b68548b7d44984097ed6dfadecc276dd76485ff6d83a40ea956a384c6ba98cf
sha512: e4ed724921b97b892728e0480871239926fb022bf80de1e738ac75d69792c3fe3b01690874a56c81b5a4eeffe0f5651ffc9962dae428ae0386380a83e89a161e
ssdeep: 6144:ljbeib+c+Iv/m2OeKh9osPVH26EoTm9w5kwQchBhSHpcz2OPBpEvabE+:lu2t9O5h9vWpoTl2cAnOPBko
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright 2020 Google LLC. All rights reserved.
InternalName: chrome_exe
FileVersion: 1,0,0,1
CompanyName: Google LLC
Comments: chrome_exe
ProductName: Google Chrome
ProductVersion: 1,0,0,1
FileDescription: Google Chrome
OriginalFilename: chrome.exe
Translation: 0x0804 0x04b0

Win32/Injector.DOIH also known as:

K7AntiVirusTrojan ( 0050c96f1 )
Elasticmalicious (high confidence)
DrWebTrojan.DownLoader27.9517
CynetMalicious (score: 100)
CAT-QuickHealTrojan.Generic
ALYacMemScan:Trojan.Agent.CYIX
CylanceUnsafe
CrowdStrikewin/malicious_confidence_100% (W)
AlibabaBackdoor:Win32/Fynloski.fde197f1
K7GWTrojan ( 0050c96f1 )
Cybereasonmalicious.de5f62
CyrenW32/Injector.KNNU-9072
ESET-NOD32Win32/Injector.DOIH
ZonerTrojan.Win32.55257
APEXMalicious
AvastWin32:Malware-gen
ClamAVWin.Malware.Cyix-6914663-0
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderMemScan:Trojan.Agent.CYIX
NANO-AntivirusTrojan.Win32.Yakes.eodtwh
MicroWorld-eScanMemScan:Trojan.Agent.CYIX
Ad-AwareMemScan:Trojan.Agent.CYIX
SophosML/PE-A
ComodoMalware@#rdqsmtornfu
BitDefenderThetaGen:NN.ZexaF.34678.vqW@aSzOhfgn
VIPRETrojan.Win32.Generic!BT
TrendMicroBKDR_FYNLOSKI.ABFN
McAfee-GW-EditionGenericR-JRO!42A8D107A36E
FireEyeGeneric.mg.22eb5d4de5f62d8c
EmsisoftMemScan:Trojan.Agent.CYIX (B)
SentinelOneStatic AI – Malicious PE
JiangminTrojan/Refroso.hyh
AviraTR/Crypt.ZPACK.xejim
eGambitUnsafe.AI_Score_100%
KingsoftWin32.Troj.Undef.(kcloud)
MicrosoftBackdoor:Win32/Fynloski.A
GDataMemScan:Trojan.Agent.CYIX
TACHYONTrojan/W32.Packer.369152
AhnLab-V3Trojan/Win32.Yakes.C4225873
McAfeeArtemis!22EB5D4DE5F6
MAXmalware (ai score=80)
VBA32Trojan.Yakes
MalwarebytesMalware.AI.2135061875
TrendMicro-HouseCallBKDR_FYNLOSKI.ABFN
RisingTrojan.Injector!1.AFF6 (CLOUD)
YandexTrojan.GenAsa!/B8ZMMSkYVs
IkarusTrojan.Agent
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/Injector.DOIH!tr
AVGWin32:Malware-gen

How to remove Win32/Injector.DOIH?

Win32/Injector.DOIH 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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