Trojan

Win32/TrojanDownloader.Delf.SOY removal

Malware Removal

The Win32/TrojanDownloader.Delf.SOY 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 Win32/TrojanDownloader.Delf.SOY virus can do?

  • Sample contains Overlay data
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Presents an Authenticode digital signature
  • Creates RWX memory
  • Dynamic (imported) function loading detected
  • Enumerates running processes
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • The binary contains an unknown PE section name indicative of packing
  • Authenticode signature is invalid
  • 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

How to determine Win32/TrojanDownloader.Delf.SOY?


File Info:

name: A35706BDF811A036DDAC.mlw
path: /opt/CAPEv2/storage/binaries/f05b2326779b91b1832dfc3028cdda5e410e1271275881f803a9e46f1d25d3fc
crc32: C0DEE054
md5: a35706bdf811a036ddac2f2d6a033e64
sha1: a7dd1a0dcb5d9e82d690815137a986fb4729bb5f
sha256: f05b2326779b91b1832dfc3028cdda5e410e1271275881f803a9e46f1d25d3fc
sha512: b9c73892a11f6c8fd1e69e368a6f94c9646c0523ad4114525f3884a3e78dcc5107030d013f448b57914b7d4ed17cb8b04892532605a5e2d48049c15c7b4a2640
ssdeep: 12288:PiGAeeHczUYGnkJnnfaJgdombNUGzsIUKHymKj:PQ5YGkJnlxNU2nHymKj
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1D3257D67F1D0983AD17A2F78AC579BA495397E101D74114F37E83E0CCA362B2361A1EB
sha3_384: 2c8e7f31b382daf250c5438782f6d06c0cec7bb992d999406d2365c2ca92266571101fa7ade7cbeb11f49c3e4d27b447
ep_bytes: 558bec83c4f0b8a4954700e890d3f8ff
timestamp: 1992-06-19 22:22:17

Version Info:

CompanyName: Northshore system international
FileDescription: system file
FileVersion: 8.1.4.4
InternalName: Idtsvc
LegalCopyright: All right reserved© 2009
LegalTrademarks:
OriginalFilename: Idtsvc.exe
ProductName:
ProductVersion: 8.1.4.4
Translation: 0x041f 0x04e6

Win32/TrojanDownloader.Delf.SOY also known as:

Elasticmalicious (high confidence)
FireEyeGeneric.mg.a35706bdf811a036
CylanceUnsafe
ZillyaTrojan.APosT.Win32.228
SangforTrojan.Win32.Save.a
Cybereasonmalicious.dcb5d9
BitDefenderThetaAI:Packer.05714D3A21
CyrenW32/Delf.CPDP-5466
SymantecML.Attribute.HighConfidence
tehtrisGeneric.Malware
ESET-NOD32a variant of Win32/TrojanDownloader.Delf.SOY
APEXMalicious
ClamAVWin.Downloader.DelphiDownloader-6609388-1
KasperskyHEUR:Trojan.Win32.Generic
AvastWin32:Malware-gen
SentinelOneStatic AI – Suspicious PE
AviraHEUR/AGEN.1214490
MicrosoftTrojan:Win32/Wacatac.B!ml
CynetMalicious (score: 99)
AhnLab-V3Malware/Win32.RL_Generic.R301611
VBA32BScope.TrojanRansom.Encoder
YandexTrojan.GenAsa!9c/Dx/kIBZo
AVGWin32:Malware-gen
PandaTrj/GdSda.A
CrowdStrikewin/malicious_confidence_60% (D)

How to remove Win32/TrojanDownloader.Delf.SOY?

Win32/TrojanDownloader.Delf.SOY 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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