Malware

Win32:TeslaCrypt-B [Trj] malicious file

Malware Removal

The Win32:TeslaCrypt-B [Trj] 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:TeslaCrypt-B [Trj] virus can do?

  • Executable code extraction
  • Attempts to connect to a dead IP:Port (1 unique times)
  • Creates RWX memory
  • Reads data out of its own binary image
  • A process created a hidden window
  • Performs some HTTP requests
  • Looks up the external IP address
  • Uses Windows utilities for basic functionality
  • Attempts to remove evidence of file being downloaded from the Internet
  • Attempts to delete volume shadow copies
  • Exhibits behavior characteristic of Alphacrypt/Teslacrypt ransomware
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • Installs itself for autorun at Windows startup
  • Writes a potential ransom message to disk
  • Attempts to modify proxy settings
  • Creates a known TeslaCrypt/AlphaCrypt ransomware decryption instruction / key file.
  • Anomalous binary characteristics
  • Uses suspicious command line tools or Windows utilities

Related domains:

myexternalip.com
ocsp.pki.goog

How to determine Win32:TeslaCrypt-B [Trj]?


File Info:

crc32: 23C5AA56
md5: b5185d4abcbe94999d2681445346b0fb
name: B5185D4ABCBE94999D2681445346B0FB.mlw
sha1: eb36668b490674923d633dc07b2153157a249667
sha256: bb63a3d6dd6fb07b67826f184a82856bb70b1c6d8d372b9ab5c212ecb9d428cd
sha512: b77cd0e8e5a4557352ee646a1e5ebfd7bec17ac1675e6f2d91951213e7ab0b8b4e502b1f496dbc04810f04c5f0a984477c1c9af016fd3d2f9ca5d4752db0f0e8
ssdeep: 6144:ki8zAOSx+mgvGOaLw86ma676uBa9IwBja40qJE1u9DS8odfyS:kFAUmge90qsiwBax1udMz
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32:TeslaCrypt-B [Trj] also known as:

BkavW32.AIDetect.malware1
K7AntiVirusTrojan ( 004d97831 )
LionicTrojan.Win32.Bitman.j!c
Elasticmalicious (high confidence)
DrWebTrojan.Inject2.10956
CynetMalicious (score: 100)
CAT-QuickHealRansom.Crowti.B4
ALYacTrojan.GenericKD.2930718
CylanceUnsafe
ZillyaTrojan.Filecoder.Win32.1533
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (W)
AlibabaRansom:Win32/Bitman.a2ac529a
K7GWTrojan ( 004d97831 )
Cybereasonmalicious.abcbe9
BaiduWin32.Trojan.Kryptik.th
CyrenW32/Agent.XL.gen!Eldorado
SymantecTrojan Horse
ESET-NOD32Win32/Filecoder.TeslaCrypt.I
ZonerTrojan.Win32.37170
APEXMalicious
AvastWin32:TeslaCrypt-B [Trj]
ClamAVWin.Ransomware.TeslaCrypt-9873543-1
KasperskyTrojan-Ransom.Win32.Bitman.asl
BitDefenderTrojan.GenericKD.2930718
NANO-AntivirusTrojan.Win32.Inject.efhifk
ViRobotTrojan.Win32.Kryptik.Gen.A
MicroWorld-eScanTrojan.GenericKD.2930718
TencentMalware.Win32.Gencirc.10c5b4c0
Ad-AwareTrojan.GenericKD.2930718
SophosML/PE-A + Troj/Ransom-BVS
ComodoMalware@#12bqgvn5jfdt5
BitDefenderThetaGen:NN.ZexaF.34790.vqW@aCtXqsfG
VIPRETrojan.Win32.Generic!BT
TrendMicroTROJ_HPEPING.SM
McAfee-GW-EditionBehavesLike.Win32.Generic.fh
FireEyeGeneric.mg.b5185d4abcbe9499
EmsisoftTrojan.GenericKD.2930718 (B)
SentinelOneStatic AI – Suspicious PE
JiangminTrojan.Bitman.bh
WebrootW32.Trojan.Gen
AviraTR/AD.RunExp.Y.855
eGambitUnsafe.AI_Score_100%
Antiy-AVLTrojan/Generic.ASMalwS.1614A1E
KingsoftWin32.Troj.Undef.(kcloud)
MicrosoftRansom:Win32/Tescrypt.C
ArcabitTrojan.Generic.D2CB81E
SUPERAntiSpywareTrojan.Agent/Gen-Ransom
GDataWin32.Trojan.Agent.TIOSBQ
TACHYONTrojan/W32.Bitman.358912
AhnLab-V3Trojan/Win32.Teslacrypt.C1313883
Acronissuspicious
McAfeeGeneric.xt
MAXmalware (ai score=100)
VBA32BScope.Trojan.Inject
MalwarebytesRansom.TeslaCrypt
PandaTrj/WLT.B
TrendMicro-HouseCallTROJ_HPEPING.SM
RisingTrojan.Kryptik!1.A31F (CLASSIC)
YandexTrojan.Bitman!sh7Bu20FfAk
IkarusTrojan.Win32.Filecoder
FortinetW32/Bitman.ASL!tr
AVGWin32:TeslaCrypt-B [Trj]
Paloaltogeneric.ml
Qihoo-360Win32/Ransom.Bitman.HwoCINsA

How to remove Win32:TeslaCrypt-B [Trj]?

Win32:TeslaCrypt-B [Trj] 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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