Categories: Trojan

TrojanDownloader:O97M/EncDoc.FE!MTB (file analysis)

The TrojanDownloader:O97M/EncDoc.FE!MTB 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 TrojanDownloader:O97M/EncDoc.FE!MTB virus can do?

  • Executable code extraction
  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Injection with CreateRemoteThread in a remote process
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • Expresses interest in specific running processes
  • The binary likely contains encrypted or compressed data.
  • Executed a process and injected code into it, probably while unpacking
  • Tries to unhook or modify Windows functions monitored by Cuckoo
  • Checks the CPU name from registry, possibly for anti-virtualization
  • Anomalous binary characteristics

How to determine TrojanDownloader:O97M/EncDoc.FE!MTB?


File Info:

crc32: BF2101E1md5: dbda32339a6965fefc794f220f944016name: DBDA32339A6965FEFC794F220F944016.mlwsha1: 3e53b09125eb1e031f5f0e777836ba738b84fc42sha256: c62b96f303f538748543747d1dacb97119dd9826b53ef6c8350b5b24d69f0006sha512: be3282f1211845289f41775cd423312efca1a5cccfa5bfbf5a4baa31bb55b6067b0d40db3f82113c0166998c4bfd9459699bd0673acc68e3c5320244513a05fbssdeep: 12288:hKXgLuyHgzDsn+cNObHRsVxFJkIHXAtijJZeTTaXF/c76r8bNKzkV2Xh:QGfgzIn+CA2VPJVRjJWTORc7U8xKIV2Rtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

TrojanDownloader:O97M/EncDoc.FE!MTB also known as:

Bkav W32.AIDetectVM.malware2
Elastic malicious (high confidence)
DrWeb Trojan.Inject4.5530
MicroWorld-eScan Gen:Variant.Zusy.344008
FireEye Generic.mg.dbda32339a6965fe
CAT-QuickHeal Trojan.DriveHide.VN8
ALYac Spyware.AgentTesla
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
AegisLab Trojan.Multi.Generic.4!c
Sangfor Malware
K7AntiVirus Trojan ( 0057369f1 )
BitDefender Gen:Variant.Zusy.344008
K7GW Trojan ( 0057369f1 )
Cybereason malicious.39a696
BitDefenderTheta Gen:NN.ZelphiF.34634.8GW@aK9Bcomi
Symantec Infostealer.Lokibot!43
APEX Malicious
Avast Win32:Trojan-gen
Kaspersky HEUR:Trojan.Win32.Kryptik.gen
Alibaba Trojan:Win32/DelfInject.ali2000015
Tencent Win32.Trojan.Inject.Auto
Ad-Aware Gen:Variant.Zusy.344008
Sophos Mal/Generic-S
Comodo Malware@#pqlsyscfu3h9
F-Secure Trojan.TR/Injector.ckzqm
TrendMicro Trojan.Win32.WACATAC.THKBBBO
McAfee-GW-Edition BehavesLike.Win32.Fareit.dh
Emsisoft Gen:Variant.Zusy.344008 (B)
Ikarus Trojan-Spy.Keylogger.AgentTesla
Avira TR/Injector.ckzqm
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft TrojanDownloader:O97M/EncDoc.FE!MTB
Gridinsoft Trojan.Win32.Downloader.oa
Arcabit Trojan.Zusy.D53FC8
ZoneAlarm HEUR:Trojan.Win32.Kryptik.gen
GData Gen:Variant.Zusy.344008
Cynet Malicious (score: 100)
AhnLab-V3 Suspicious/Win.Delphiless.X2095
Acronis suspicious
McAfee PWS-FCRZ!DBDA32339A69
MAX malware (ai score=82)
VBA32 BScope.Trojan.Fareit
Panda Trj/CI.A
ESET-NOD32 a variant of Win32/Injector.ENXW
TrendMicro-HouseCall Trojan.Win32.WACATAC.THKBBBO
Rising Trojan.Injector!1.CE72 (CLASSIC)
SentinelOne Static AI – Malicious PE
eGambit Unsafe.AI_Score_99%
Fortinet W32/Injector.ENXJ!tr
AVG Win32:Trojan-gen
Paloalto generic.ml
CrowdStrike win/malicious_confidence_100% (D)
Qihoo-360 Generic/HEUR/QVM05.1.69EB.Malware.Gen

How to remove TrojanDownloader:O97M/EncDoc.FE!MTB?

  • 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.
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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