Ransom

About “Ransom:Win32/Saturn.A” infection

Malware Removal

The Ransom:Win32/Saturn.A 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:Win32/Saturn.A virus can do?

  • At least one process apparently crashed during execution
  • A process attempted to delay the analysis task.
  • A process created a hidden window
  • The binary likely contains encrypted or compressed data.
  • The executable is compressed using UPX
  • Uses Windows utilities for basic functionality
  • Detects Sandboxie through the presence of a library
  • Attempts to delete volume shadow copies
  • Attempts to stop active services
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • Modifies boot configuration settings
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config
  • Installs itself for autorun at Windows startup
  • Exhibits possible ransomware file modification behavior
  • Writes a potential ransom message to disk
  • Checks the version of Bios, possibly for anti-virtualization
  • Checks the system manufacturer, likely for anti-virtualization
  • Detects VirtualBox through the presence of a registry key
  • Clears Windows events or logs
  • Collects information to fingerprint the system
  • Uses suspicious command line tools or Windows utilities

How to determine Ransom:Win32/Saturn.A?


File Info:

crc32: 5958A98B
md5: 00c8fc7c0d4d184d97364540cbc82a8b
name: 00C8FC7C0D4D184D97364540CBC82A8B.mlw
sha1: 2aa27c56862a93e504478a0125a47fa53c3ec3cc
sha256: 7a7e5830338f01160ed2513f8363c88cfe790f0ae4dbe9830b8cd1b3ea9d02ac
sha512: 34b2d9084bd78c6fb92f3f4802c965fe938ec320f30c58052ce30602f85002dd7640728b706c37eb434f6e644cbb1cce4342de02150e27452943f4f279fc138a
ssdeep: 6144:0uZxZGtwChvHoGIXTKydJcTXdeGE89jSR+GF70:XtNC5ITXTKA+b5jSRr
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

0: [No Data]

Ransom:Win32/Saturn.A also known as:

BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
MicroWorld-eScanGeneric.Ransom.GarrantDecrypt.B.21FA2B40
FireEyeGeneric.mg.00c8fc7c0d4d184d
Qihoo-360Win32/Ransom.Generic.HgIASOYA
McAfeeGenericRXAA-FA!00C8FC7C0D4D
CylanceUnsafe
VIPRETrojan.Win32.Generic!BT
AegisLabTrojan.Win32.Generic.4!c
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 00527a2e1 )
BitDefenderGeneric.Ransom.GarrantDecrypt.B.21FA2B40
K7GWTrojan ( 00527a2e1 )
SymantecML.Attribute.HighConfidence
APEXMalicious
AvastWin32:Malware-gen
ClamAVWin.Trojan.Saturn-6454613-0
KasperskyHEUR:Trojan.Win32.Generic
NANO-AntivirusTrojan.Win32.RansomHeur.eyltxq
RisingRansom.FileCryptor!8.1A7 (CLOUD)
Ad-AwareGeneric.Ransom.GarrantDecrypt.B.21FA2B40
EmsisoftGeneric.Ransom.GarrantDecrypt.B.21FA2B40 (B)
ComodoMalware@#3npi9uz14ywwc
DrWebTrojan.MulDrop8.11
ZillyaTrojan.Khalesi.Win32.1147
TrendMicroMal_BTCWare-1
McAfee-GW-EditionBehavesLike.Win32.Generic.dc
SophosMal/Generic-R + Troj/Satran-A
IkarusTrojan-Ransom.FileCrypter
MAXmalware (ai score=97)
MicrosoftRansom:Win32/Saturn.A
ArcabitGeneric.Ransom.GarrantDecrypt.B.21FA2B40
AhnLab-V3Malware/Win32.Generic.C2474862
ZoneAlarmHEUR:Trojan.Win32.Generic
GDataWin32.Trojan-Ransom.Filecoder.CF@gen
CynetMalicious (score: 100)
ESET-NOD32a variant of Win32/Filecoder.Saturn.A
BitDefenderThetaAI:Packer.3684CB5D1F
VBA32Trojan.Ransom.Saturn
MalwarebytesRansom.Saturn
PandaTrj/GdSda.A
TrendMicro-HouseCallMal_BTCWare-1
TencentWin32.Trojan.Filecoder.Eom
YandexTrojan.GenAsa!JUbIvueEGsc
SentinelOneStatic AI – Malicious PE
eGambitUnsafe.AI_Score_100%
FortinetW32/Saturn.A!tr
AVGWin32:Malware-gen
Cybereasonmalicious.c0d4d1
Paloaltogeneric.ml
MaxSecureTrojan.Malware.300983.susgen

How to remove Ransom:Win32/Saturn.A?

Ransom:Win32/Saturn.A 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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