Categories: Malware

Win32/Packed.Themida.BFL removal

The Win32/Packed.Themida.BFL 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/Packed.Themida.BFL virus can do?

  • Executable code extraction
  • Creates RWX memory
  • Expresses interest in specific running processes
  • The binary likely contains encrypted or compressed data.
  • Detects Sandboxie through the presence of a library
  • Checks for the presence of known windows from debuggers and forensic tools
  • The following process appear to have been packed with Themida: new.exe
  • Installs itself for autorun at Windows startup
  • Exhibits possible ransomware file modification behavior
  • Creates a hidden or system file
  • Network activity detected but not expressed in API logs
  • Likely virus infection of existing system binary
  • Checks for the presence of known devices from debuggers and forensic tools
  • Detects the presence of Wine emulator via registry key
  • Checks the version of Bios, possibly for anti-virtualization
  • Detects VirtualBox through the presence of a registry key
  • Creates a copy of itself
  • Anomalous binary characteristics

How to determine Win32/Packed.Themida.BFL?


File Info:

crc32: F699C3D0md5: 227c301f59c31208ab72c24a174f1e17name: new.exesha1: f051adb24edaeb44374bbf12cf95dbfc351f590esha256: ee16f94cfd370950277cae29229f9bb61fd9493e831d961416d1b38fdb65c8c0sha512: e1fa555d995e8eb7eb79f34cebb04d83adf32f23b2a57dc18518259f0ab1247a79b08e30aee20c31a04e09028d2a0a652f2ecb5415fa70d1f6345dae0fe56492ssdeep: 98304:z1m0z2DrzRPZK7FxuaFcNUJ9O9bN/aVSyViUUj+oyX90p54/g5:z1p2Drzu7FsaGN9b5aVvi3j+oq848type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Packed.Themida.BFL also known as:

Bkav W32.HfsAutoB.
MicroWorld-eScan Trojan.GenericKD.40460858
CAT-QuickHeal Trojan.IGENERIC
McAfee Artemis!227C301F59C3
Cylance Unsafe
K7GW Trojan ( 00539edf1 )
K7AntiVirus Trojan ( 00539edf1 )
TrendMicro TROJ_GEN.F0C2C00I918
Cyren W32/Trojan.PCCX-0625
Symantec ML.Attribute.HighConfidence
TrendMicro-HouseCall TROJ_GEN.F0C2C00I918
Paloalto generic.ml
GData Trojan.GenericKD.40460858
Kaspersky Trojan-Ransom.Win32.Encoder.mg
BitDefender Trojan.GenericKD.40460858
NANO-Antivirus Trojan.Win32.Encoder.fhrccc
Rising Ransom.Encoder!8.FFD4 (CLOUD)
Ad-Aware Trojan.GenericKD.40460858
Sophos Mal/Generic-S
Comodo .UnclassifiedMalware
F-Secure Trojan.GenericKD.40460858
DrWeb Trojan.Encoder.26259
Zillya Trojan.Encoder.Win32.145
Invincea heuristic
McAfee-GW-Edition BehavesLike.Win32.PWSBanker.rc
Emsisoft Trojan.GenericKD.40460858 (B)
Ikarus Trojan.Win32.Themida
Avira TR/Encoder.bczip
Antiy-AVL Trojan/Win32.AGeneric
Endgame malicious (high confidence)
Arcabit Trojan.Generic.D269623A
ZoneAlarm Trojan-Ransom.Win32.Encoder.mg
Microsoft Trojan:Win32/Tiggre!rfn
TACHYON Ransom/W32.Encoder.4861952
AhnLab-V3 Malware/Win32.Generic.C2702626
ALYac Trojan.GenericKD.40460858
MAX malware (ai score=99)
VBA32 TrojanRansom.Encoder
Malwarebytes Ransom.Rapid
Panda Trj/CI.A
ESET-NOD32 a variant of Win32/Packed.Themida.BFL
Tencent Win32.Trojan.Encoder.Hpii
SentinelOne static engine – malicious
Fortinet W32/Generic!tr
AVG Win32:Malware-gen
Cybereason malicious.f59c31
Avast Win32:Malware-gen
CrowdStrike malicious_confidence_90% (D)
Qihoo-360 Win32/Trojan.Ransom.294

How to remove Win32/Packed.Themida.BFL?

  • 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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