Spy Trojan

About “TrojanSpy:Win32/Tefosteal.C” infection

Malware Removal

The TrojanSpy:Win32/Tefosteal.C 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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Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
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What TrojanSpy:Win32/Tefosteal.C virus can do?

  • Creates RWX memory
  • Possible date expiration check, exits too soon after checking local time
  • A process attempted to delay the analysis task.
  • Starts servers listening on 0.0.0.0:5650, :0
  • Expresses interest in specific running processes
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • Reads data out of its own binary image
  • A process created a hidden window
  • Drops a binary and executes it
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic
  • Performs some HTTP requests
  • Unconventionial language used in binary resources: Russian
  • The binary likely contains encrypted or compressed data.
  • Uses Windows utilities for basic functionality
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • Installs itself for autorun at Windows startup
  • Creates a hidden or system file
  • Creates a copy of itself
  • Collects information to fingerprint the system
  • Anomalous binary characteristics

Related domains:

rmansys.ru
rms-server.tektonit.ru

How to determine TrojanSpy:Win32/Tefosteal.C?


File Info:

crc32: B4BB750C
md5: 538113e9711446351217d1d2b93b1885
name: 18f6a2298933cf44.exe
sha1: 6fc25abd2a7e1e15113eea2105349065681b1c27
sha256: cb2a2be7c24e35bafb85bcdb05e19c108452630f54719e2134339df59e9aa060
sha512: c3e20b52373785549dfa269b692fa007aa0cede221e95f705b33d4a36a54e6cbfdf3c1831c11e2c3035aab7f171e152e6a14cc0913916965f8e12a789ffdf49f
ssdeep: 196608:dPfaOYMRlp30bgwOGcjwppBR5dgI8H++:dKhMRlN0bgXGGwpj5gI8e
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

TrojanSpy:Win32/Tefosteal.C also known as:

MicroWorld-eScanGen:Variant.Graftor.247193
FireEyeGeneric.mg.538113e971144635
CAT-QuickHealTrojan.Dynamer.S239831
McAfeeGenericRXBV-FW!538113E97114
CylanceUnsafe
ZillyaTrojan.RA.Win32.52
SangforMalware
K7AntiVirusTrojan ( 004c3fe61 )
BitDefenderGen:Variant.Graftor.247193
Cybereasonmalicious.971144
APEXMalicious
GDataGen:Variant.Graftor.247193
KasperskyHEUR:Backdoor.Win32.Generic
NANO-AntivirusTrojan.Win32.Reconyc.ejtcsm
AvastWin32:Malware-gen
RisingMalware.Heuristic!ET#100% (RDMK:cmRtazpsrT114GGKMALBHWF+djga)
Endgamemalicious (high confidence)
EmsisoftGen:Variant.Graftor.247193 (B)
F-SecureHeuristic.HEUR/AGEN.1005908
DrWebTrojan.Siggen6.60941
VIPRETrojan.Win32.Generic!BT
Invinceaheuristic
McAfee-GW-EditionBehavesLike.Win32.AdwareIMonster.vc
Trapminemalicious.high.ml.score
IkarusTrojan-Downloader.Win32.Banload
WebrootW32.Adware.Gen
AviraHEUR/AGEN.1005908
MAXmalware (ai score=85)
ArcabitTrojan.Graftor.D3C599
ZoneAlarmHEUR:Backdoor.Win32.Generic
MicrosoftTrojanSpy:Win32/Tefosteal.C
AhnLab-V3Trojan/Win32.Fuerboos.R232927
Acronissuspicious
VBA32BScope.Trojan.Fuerboos
ALYacGen:Variant.Graftor.247193
Ad-AwareGen:Variant.Graftor.247193
MalwarebytesTrojan.Banload
ESET-NOD32a variant of Win32/RA-based.NCG
TencentMalware.Win32.Gencirc.10b3b5fa
SentinelOneDFI – Malicious PE
FortinetW32/RABased.RFCL!tr
BitDefenderThetaGen:NN.ZelphiF.34084.@JW@a4rNC3jc
AVGWin32:Malware-gen
PandaTrj/Genetic.gen
CrowdStrikewin/malicious_confidence_100% (D)

How to remove TrojanSpy:Win32/Tefosteal.C?

TrojanSpy:Win32/Tefosteal.C 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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