Categories: Trojan

Trojan.VBCrypt.MF.50 (file analysis)

The Trojan.VBCrypt.MF.50 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.VBCrypt.MF.50 virus can do?

  • Executable code extraction
  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Compression (or decompression)
  • Attempts to connect to a dead IP:Port (1 unique times)
  • Creates RWX memory
  • Possible date expiration check, exits too soon after checking local time
  • Unconventionial language used in binary resources: Danish
  • The binary likely contains encrypted or compressed data.
  • 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
  • Creates a copy of itself
  • Attempts to disable UAC
  • Attempts to modify or disable Security Center warnings
  • Anomalous binary characteristics

Related domains:

z.whorecord.xyz
a.tomx.xyz
papertyy.duckdns.org
ghytrty.duckdns.org

How to determine Trojan.VBCrypt.MF.50?


File Info:

crc32: B21B7AEBmd5: 4b448c2f70404c6b0dae7ee65bc2cd96name: 4B448C2F70404C6B0DAE7EE65BC2CD96.mlwsha1: 4d10fb4f0f2d092aabe75fefda6b1f8e5081dcb3sha256: e3c5d29533223d5a1cb39c9531bffce0bfbdae3b7335a8b203c034b581dda787sha512: 1e97572d22809adaa684cbf0a2acba4e6f19c93c76937b8b2f45db890607036a712e90bf6250e85658589eddcdbb5fca55b37ebb2692979654a23c6d0fb38570ssdeep: 3072:CNWDB8NNhMrLupb7VENOZG/+lguvcCTJWNV9ScUTRdEJ9w2avQ:CIB8NNCbNOZG2rkC4bcMk23type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translation: 0x0409 0x04b0LegalCopyright: XCIXInternalName: 2FileVersion: 3.00.0010CompanyName: AbronsiusLegalTrademarks: XCIXComments: UpdateProductName: XCIXProductVersion: 3.00.0010FileDescription: UpdateOriginalFilename: 2.exe

Trojan.VBCrypt.MF.50 also known as:

Bkav W32.AIDetectVM.malware1
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Symmi.15294
FireEye Generic.mg.4b448c2f70404c6b
CAT-QuickHeal Trojan.VBCrypt.MF.50
Qihoo-360 Generic/HEUR/QVM03.0.2A1B.Malware.Gen
McAfee BackDoor-FDDH!4B448C2F7040
Cylance Unsafe
K7AntiVirus Trojan ( 004be7cd1 )
BitDefender Gen:Variant.Symmi.15294
K7GW Trojan ( 004be7cd1 )
CrowdStrike win/malicious_confidence_90% (D)
Cyren W32/Injector.ADM.gen!Eldorado
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:Trojan-gen
ClamAV Win.Trojan.004be7cd-6760703-0
Kaspersky Trojan.Win32.Inject.uyjy
Alibaba Trojan:Win32/Inject.819ac0bd
NANO-Antivirus Trojan.Win32.Inject.dyksvy
ViRobot Trojan.Win32.Inject.176128.D
Tencent Win32.Trojan.Inject.Pdmi
Ad-Aware Gen:Variant.Symmi.15294
Emsisoft Trojan.Injector (A)
Comodo Malware@#1n0c55wnkj5ah
F-Secure Trojan.TR/Dropper.Gen
DrWeb Trojan.DownLoader13.38206
TrendMicro TROJ_GEN.R002C0PLP20
McAfee-GW-Edition BackDoor-FDDH!4B448C2F7040
Sophos Mal/Generic-S
SentinelOne Static AI – Suspicious PE
Jiangmin Trojan/Inject.axkc
Webroot W32.Trojan.Gen
Avira TR/Dropper.Gen
MAX malware (ai score=100)
Antiy-AVL Trojan/Win32.Inject
Microsoft Trojan:Win32/Ymacco.AAE3
Gridinsoft Trojan.Win32.Downloader.oa
Arcabit Trojan.Symmi.D3BBE
ZoneAlarm Trojan.Win32.Inject.uyjy
GData Gen:Variant.Symmi.15294
Cynet Malicious (score: 100)
AhnLab-V3 Malware/Gen.RL_Generic.R273914
Acronis suspicious
BitDefenderTheta Gen:NN.ZevbaF.34700.km0@aSHXgjcO
TACHYON Trojan/W32.VB-Injector.176128
VBA32 TScope.Trojan.VB
Malwarebytes Trojan.Injector
Panda Trj/Genetic.gen
ESET-NOD32 a variant of Win32/Injector.BZAS
TrendMicro-HouseCall TROJ_GEN.R002C0PLP20
Rising Worm.Vobfus!8.10E (TFE:3:R0cMqLhQltU)
Yandex Trojan.GenAsa!bUFpJPpMDL4
Ikarus Win32.Outbreak
eGambit Unsafe.AI_Score_100%
Fortinet W32/Injector.UYJY!tr
AVG Win32:Trojan-gen
Cybereason malicious.f70404
Paloalto generic.ml

How to remove Trojan.VBCrypt.MF.50?

  • 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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