Worm

Should I remove “Worm:Win32/Scrolo.A”?

Malware Removal

The Worm:Win32/Scrolo.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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Gridinsoft Anti-Malware

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 Worm:Win32/Scrolo.A virus can do?

  • A process attempted to delay the analysis task.
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • Reads data out of its own binary image
  • Drops a binary and executes it
  • Unconventionial binary language: Russian
  • Unconventionial language used in binary resources: Russian
  • The executable is compressed using UPX
  • Installs itself for autorun at Windows startup
  • Creates a hidden or system file
  • Creates a copy of itself
  • Anomalous binary characteristics
  • Attempts to modify Explorer settings to prevent file extensions from being displayed
  • Attempts to modify Explorer settings to prevent hidden files from being displayed

How to determine Worm:Win32/Scrolo.A?


File Info:

crc32: F2F83ACB
md5: 12150c33e91534a389fdd6958d3696f8
name: 12150C33E91534A389FDD6958D3696F8.mlw
sha1: 7ecf69e451ea53d61229e7d9c7e88219baa6c6a0
sha256: 953b9adfadf37d77989c641ebd4ef27738ae56106cecac003168538530eeecdf
sha512: f9533655b7c5d9f58a508431117203e5c38adbd00ba9d62079df5a5ae507b0876ee468e55d52dff44b730981426565ab110cb40199d9780a666177432cfd0173
ssdeep: 3072:qAzoG5LG8kk+MxB4c7Cje76y642DgSrojEtOZOcyv9IiwjC:qAzoUGTwxe3eC8QtqOaN
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

LegalCopyright:
InternalName:
FileVersion: 1.0.0.8
CompanyName:
LegalTrademarks:
Comments:
ProductName:
ProductVersion: 1.0.0.0
FileDescription:
OriginalFilename:
Translation: 0x0419 0x04e3

Worm:Win32/Scrolo.A also known as:

BkavW32.AIDetect.malware1
K7AntiVirusTrojan ( 004bcce41 )
Elasticmalicious (high confidence)
DrWebTrojan.Siggen.2100
CynetMalicious (score: 100)
ALYacGen:Trojan.Keylogger.tq0@aeG4uCac
CylanceUnsafe
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (W)
AlibabaRansom:Win32/Blocker.fccbc9fe
K7GWTrojan ( 004bcce41 )
Cybereasonmalicious.3e9153
SymantecML.Attribute.HighConfidence
ESET-NOD32Win32/Delf.IIC
APEXMalicious
TotalDefenseWin32/FakeFLDR_i
AvastWin32:Trojan-gen
ClamAVWin.Trojan.Delf-13081
KasperskyTrojan-Ransom.Win32.Blocker.jbwm
BitDefenderGen:Trojan.Keylogger.tq0@aeG4uCac
NANO-AntivirusTrojan.Win32.Agent.cqyay
MicroWorld-eScanGen:Trojan.Keylogger.tq0@aeG4uCac
TencentMalware.Win32.Gencirc.114c3a6d
Ad-AwareGen:Trojan.Keylogger.tq0@aeG4uCac
SophosMal/Generic-S
ComodoPacked.Win32.MUPX.Gen@24tbus
BitDefenderThetaAI:Packer.7EF414DB1D
VIPREBehavesLike.Win32.Malware.ahc (mx-v)
TrendMicroRansom_Blocker.R002C0CK120
McAfee-GW-EditionBehavesLike.Win32.Sytro.ft
FireEyeGeneric.mg.12150c33e91534a3
EmsisoftGen:Trojan.Keylogger.tq0@aeG4uCac (B)
SentinelOneStatic AI – Malicious PE
JiangminTrojan/Delf.fsx
WebrootW32.Malware.Gen
AviraTR/Crypt.CFI.Gen
eGambitUnsafe.AI_Score_100%
MicrosoftWorm:Win32/Scrolo.A
ArcabitTrojan.Keylogger.E51F42
AegisLabTrojan.Win32.Agent.m!c
GDataGen:Trojan.Keylogger.tq0@aeG4uCac
AhnLab-V3Worm/Win32.AutoRun.R6780
Acronissuspicious
McAfeeGenericRXFG-YT!12150C33E915
MAXmalware (ai score=89)
VBA32Backdoor.Agent
MalwarebytesMalware.Heuristic.1003
PandaGeneric Malware
TrendMicro-HouseCallRansom_Blocker.R002C0CK120
RisingWorm.VBInjectEx!1.99E6 (CLOUD)
YandexTrojan.GenAsa!865aS5YctyU
IkarusTrojan-Dropper.Delf
MaxSecureTrojan.Malware.1412240.susgen
FortinetW32/Delf.IIC!tr
AVGWin32:Trojan-gen
Paloaltogeneric.ml
Qihoo-360Win32/Ransom.Blocker.HwUBB48A

How to remove Worm:Win32/Scrolo.A?

Worm:Win32/Scrolo.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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