Malware

Win32/Packed.Themida.Gen.CF malicious file

Malware Removal

The Win32/Packed.Themida.Gen.CF 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.Gen.CF virus can do?

  • Executable code extraction
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • Expresses interest in specific running processes
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • A process created a hidden window
  • The binary likely contains encrypted or compressed data.
  • Uses Windows utilities for basic functionality
  • Detects Sandboxie through the presence of a library
  • Attempts to delete volume shadow copies
  • Checks for the presence of known windows from debuggers and forensic tools
  • Modifies boot configuration settings
  • The following process appear to have been packed with Themida: no_more_ransom.exe
  • Installs itself for autorun at Windows startup
  • Exhibits possible ransomware file modification behavior
  • 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
  • Clears Windows events or logs
  • Creates a copy of itself
  • Appends a known Troldesh ransomware file extension to files that have been encrypted
  • Anomalous binary characteristics
  • Uses suspicious command line tools or Windows utilities

Related domains:

z.whorecord.xyz
a.tomx.xyz

How to determine Win32/Packed.Themida.Gen.CF?


File Info:

crc32: D694E59C
md5: a08f5af2c6e92cf431d6c150536fd6d7
name: no_more_ransom.exe
sha1: de42e4b815cf9d344b2beb09a55d59ba89725374
sha256: 3cb3e5d46cfbd6e6f7e1cb2398df4ff36d615657e9156bd5381564e283ce58a8
sha512: 73c7b8b5fa8a3a6bb0c4a4f615f2769d82930b88ff1676b436f652c2e5e7122c92fc21e5148906fe78125ca9008a56e4af139effe3e560e8d466096135fd8757
ssdeep: 98304:5suX7O0/lnW66aClx+VoRNcdaLiq2Bqo6R2y8k8398AmbN/aFJ8w7s+zYI2F90AE:57rO4nW6X0x+tamZBcR2y8L3aAmb5aFR
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Packed.Themida.Gen.CF also known as:

MicroWorld-eScanTrojan.GenericKD.40471834
FireEyeGeneric.mg.a08f5af2c6e92cf4
Qihoo-360HEUR/QVM19.1.CAD9.Malware.Gen
ALYacTrojan.Ransom.Rapid
MalwarebytesRansom.Rapid
ZillyaTrojan.Generic.Win32.893410
K7AntiVirusTrojan ( 0053b7fb1 )
BitDefenderTrojan.GenericKD.40471834
K7GWTrojan ( 0053b7fb1 )
Cybereasonmalicious.2c6e92
TrendMicroTROJ_GEN.R002C0RGD19
SymantecML.Attribute.HighConfidence
APEXMalicious
Paloaltogeneric.ml
ClamAVWin.Ransomware.Gandcrab-7012204-0
GDataTrojan.GenericKD.40471834
KasperskyHEUR:Trojan.Win32.Generic
AlibabaRansom:Win32/Genasom.ali1000102
NANO-AntivirusTrojan.Win32.Mlw.fhpdea
AegisLabTrojan.Win32.Generic.4!c
RisingTrojan.Generic@ML.99 (RDMK:zuIwZDQReDGpssIl3hT2dQ)
Ad-AwareTrojan.GenericKD.40471834
SophosMal/Rapid-A
ComodoMalware@#6q5rm1v5m85u
F-SecureHeuristic.HEUR/AGEN.1032181
VIPRETrojan.Win32.Generic!BT
Invinceaheuristic
McAfee-GW-EditionBehavesLike.Win32.Ramnit.tc
Trapminemalicious.moderate.ml.score
EmsisoftTrojan.GenericKD.40471834 (B)
IkarusTrojan-Ransom.Rapid
CyrenW32/Trojan.NXXO-8064
WebrootW32.Trojan.Gen
AviraHEUR/AGEN.1032181
MAXmalware (ai score=100)
Antiy-AVLTrojan/Win32.Fuerboos
Endgamemalicious (high confidence)
ArcabitTrojan.Generic.D2698D1A
ZoneAlarmHEUR:Trojan.Win32.Generic
MicrosoftTrojan:Win32/Occamy.C
AhnLab-V3Malware/Win32.Generic.C2695212
Acronissuspicious
McAfeeArtemis!A08F5AF2C6E9
VBA32TScope.Malware-Cryptor.SB
CylanceUnsafe
ESET-NOD32a variant of Win32/Packed.Themida.Gen.CF
TrendMicro-HouseCallTROJ_GEN.R002C0RGD19
YandexTrojan.Agent!FwwXBv2IHQo
SentinelOneDFI – Suspicious PE
FortinetW32/Generic!tr
AVGFileRepMalware
PandaTrj/RnkBend.A
CrowdStrikewin/malicious_confidence_90% (W)
MaxSecureTrojan.Malware.7164915.susgen

How to remove Win32/Packed.Themida.Gen.CF?

Win32/Packed.Themida.Gen.CF 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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