Ransom

Ransom.Spora.21 (file analysis)

Malware Removal

The Ransom.Spora.21 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 Ransom.Spora.21 virus can do?

  • Executable code extraction
  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Creates RWX memory
  • Possible date expiration check, exits too soon after checking local time
  • Reads data out of its own binary image
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • The binary likely contains encrypted or compressed data.
  • Executed a process and injected code into it, probably while unpacking
  • Network activity detected but not expressed in API logs
  • Anomalous binary characteristics

How to determine Ransom.Spora.21?


File Info:

crc32: 6E9DB646
md5: b7b03bb18c4cdbdf6a67daad78604db0
name: B7B03BB18C4CDBDF6A67DAAD78604DB0.mlw
sha1: 0ea969d664d5750e0b27120718f49aef213c14f0
sha256: 62543b309ad2c3a0ab6ce236cf06bf3ac16c947b7e7b7bb432dc7e95d3114507
sha512: c33bb3da963af25e2dfd573056cbeccd9108c8e7114a406af24036f7b1b9f7a9cdb48ec62385d027ea7c1c5e325bc4fce6161ca935d3cf1f637f8bdb4c5b4628
ssdeep: 1536:D8+IbD1e28W887W3+iy+keN3fvm+A+zZA49YhjhGiUhe7CUkcIdOqrlA57:AjN58M0fyXUvv0S617kczalA57
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: (C) 2007
InternalName: CYKDetecting
FileVersion: 1, 0, 0, 1
CompanyName:
PrivateBuild:
LegalTrademarks:
Comments:
ProductName: CYKDetecting
SpecialBuild:
ProductVersion: 1, 0, 0, 1
FileDescription: CYKDetecting
OriginalFilename: CYKDetecting.EXE
Translation: 0x080c 0x04e4

Ransom.Spora.21 also known as:

BkavW32.AIDetect.malware1
DrWebBackDoor.Siggen.60255
MicroWorld-eScanGen:Variant.Ransom.Spora.21
FireEyeGeneric.mg.b7b03bb18c4cdbdf
ALYacGen:Variant.Ransom.Spora.21
CylanceUnsafe
VIPRETrojan.Win32.Injector.cdgy (v)
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (W)
BitDefenderGen:Variant.Ransom.Spora.21
K7GWTrojan ( 00503cd01 )
K7AntiVirusTrojan ( 00503cd01 )
BitDefenderThetaGen:NN.ZexaF.34590.gq0@aOhMGowb
SymantecML.Attribute.HighConfidence
AvastWin32:Malware-gen
KasperskyTrojan.Win32.Buzus.ykow
AlibabaTrojan:Win32/Buzus.12b0ecbf
NANO-AntivirusTrojan.Win32.DKJV.eljivi
RisingMalware.Obscure/Heur!1.A89E (CLOUD)
Ad-AwareGen:Variant.Ransom.Spora.21
EmsisoftGen:Variant.Ransom.Spora.21 (B)
ComodoMalware@#29fzmibi4wjfj
F-SecureHeuristic.HEUR/AGEN.1128861
ZillyaTrojan.Shade.Win32.380
McAfee-GW-EditionTrojan-FLTG!B7B03BB18C4C
SophosML/PE-A + Mal/Zbot-US
SentinelOneStatic AI – Malicious PE
JiangminTrojanSpy.MSIL.qlb
AviraHEUR/AGEN.1128861
Antiy-AVLTrojan/Win32.BTSGeneric
MicrosoftDDoS:Win32/Nitol.B
ArcabitTrojan.Ransom.Spora.21
SUPERAntiSpywareRansom.Locky/Variant
ZoneAlarmTrojan.Win32.Buzus.ykow
GDataGen:Variant.Ransom.Spora.21
CynetMalicious (score: 100)
AhnLab-V3Trojan/Win32.Shade.C1765039
Acronissuspicious
McAfeeTrojan-FLTG!B7B03BB18C4C
MAXmalware (ai score=100)
VBA32BScope.Trojan.Ekstak
MalwarebytesMalware.AI.1193970960
PandaTrj/Genetic.gen
APEXMalicious
ESET-NOD32a variant of Win32/Injector.DKXA
TencentMalware.Win32.Gencirc.10ba9365
YandexTrojan.Agent!gvRAXA9TNjY
IkarusTrojan.Crypt
eGambitUnsafe.AI_Score_99%
FortinetW32/Generic.US!tr
AVGWin32:Malware-gen
Paloaltogeneric.ml
Qihoo-360Win32/Trojan.Buzus.HwcBLYMA

How to remove Ransom.Spora.21?

Ransom.Spora.21 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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