The PDFSparkWare_286830.exe (PDF_Spark Setup) File Analysis

Updated 1 month ago

Checked by Malware Check

PDFSparkWare_286830.exe

Technical Analysis

File Name	PDFSparkWare_286830.exe
File Type	Win32 EXE
Magic Bytes	`PE32 executable (GUI) Intel 80386, for MS Windows`
SSDEEP Hash	393216:ZnAoo6avxlGwS1OIZZ/X2oa4Yy6EbLba0mpV71VJ:CoypVS1H/mKDHbApV71VJ
Scanner Version	1.0.229.174
Database Version	2025-11-24 20:00:25 UTC

⚠

Suspicious File Detected

Detected by 1 security engines - requires caution

This file requires additional checking for potential threats. Based on suspicious indicators, we will soon add it to our virus database.

Detection Rate

12,604,424

File Size (bytes)

1/72

Engines Detected

2025-11-24

Analysis Date

Scan Another File

File Identification

Hash Type	Value	Action
MD5	a9190998ab634cb3a7252e962cd33764
SHA1	fae99b25ad112fccca6e87191b2e88788ed468d9
SHA256	edcd5b2a5419ae6860ac92ffe0be86ee28857adde13420a7f972dbc0883e7eb3
SHA512	520ec25ae52db487891ec39341bd2b0c0568129f81ba0431e4c6d6929e0a437008f25abcd9ac894761bd7c83a9c3cdfb9718d4540d73cd940517ffc9787f1b6d
ImpHash	efd455830ba918de67076b7c65d86586

Security Engines with Detections (1 of 72)

Malwarebytes

PUP.Optional.SparkOnSoft Malicious

71 engines reported no threats - Only engines with detections are shown above for clarity

PE Analysis

Basic Information

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Icon	Hash: 1363e91c2da423e20383caa082a595e3 Fuzzy: eb811404b212429763522e6d8388b1a7 dHash: 90a6a391ed91d2a4
Image Base	`0x00400000`
Entry Point	`0x004acfe0`
Compilation Time	2025-05-03 14:45:36
Checksum	0x00c0a17a (Actual: 0x00c0a17a)
OS Version	6.1
PEiD Signatures	`PE32 executable (GUI) Intel 80386, for MS Windows`
Digital Signature	OK
Imports	5 libraries kernel32, comctl32, user32, oleaut32, advapi32
Exports	2 functions
Resources	23 Resources
Sections	11 Sections

Version Information

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Comments	This installation was built with Inno Setup.
CompanyName	Mainstay Crypto LLC
FileDescription	PDF_Spark Setup
FileVersion	1.0.0.8
LegalCopyright	Mainstay Crypto LLC 2025
OriginalFileName
ProductName	PDF_Spark
ProductVersion	1.0.0.8
Translation	0x0000 0x04b0

PE Sections

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Name	Virtual Address	Virtual Size	Raw Size	Entropy	Characteristics	MD5
`.text`	`0x00001000`	698,084 bytes	698,368 bytes	6.39 (Normal)	`IMAGE_SCN_CNT_CODE\|IMAGE_SCN_MEM_EXECUTE\|IMAGE_SCN_MEM_READ`	`B8445BDD9E5484C726072A6120DAC5D3`
`.itext`	`0x000ac000`	6,024 bytes	6,144 bytes	6.25 (Normal)	`IMAGE_SCN_CNT_CODE\|IMAGE_SCN_MEM_EXECUTE\|IMAGE_SCN_MEM_READ`	`5F4B1E9E79C8B34D6A04F97D624934E2`
`.data`	`0x000ae000`	15,356 bytes	15,360 bytes	4.96 (Normal)	`IMAGE_SCN_CNT_INITIALIZED_DATA\|IMAGE_SCN_MEM_READ\|IMAGE_SCN_MEM_WRITE`	`5C86C8844D87A63141D9256AB8648C6D`
`.bss`	`0x000b2000`	29,348 bytes	0 bytes	0.00 (Normal)	`IMAGE_SCN_MEM_READ\|IMAGE_SCN_MEM_WRITE`	`D41D8CD98F00B204E9800998ECF8427E`
`.idata`	`0x000ba000`	4,198 bytes	4,608 bytes	4.82 (Normal)	`IMAGE_SCN_CNT_INITIALIZED_DATA\|IMAGE_SCN_MEM_READ\|IMAGE_SCN_MEM_WRITE`	`CFABBE97F496978BE1D9ED2B0E76508C`
`.didata`	`0x000bc000`	420 bytes	512 bytes	2.76 (Normal)	`IMAGE_SCN_CNT_INITIALIZED_DATA\|IMAGE_SCN_MEM_READ\|IMAGE_SCN_MEM_WRITE`	`6B25D6A3BA6793DF88CEEC45D9ED59B3`
`.edata`	`0x000bd000`	113 bytes	512 bytes	1.33 (Normal)	`IMAGE_SCN_CNT_INITIALIZED_DATA\|IMAGE_SCN_MEM_READ`	`1F044B007F9A7C5E77E0A9392C1C3BCB`
`.tls`	`0x000be000`	24 bytes	0 bytes	0.00 (Normal)	`IMAGE_SCN_MEM_READ\|IMAGE_SCN_MEM_WRITE`	`D41D8CD98F00B204E9800998ECF8427E`
`.rdata`	`0x000bf000`	93 bytes	512 bytes	1.40 (Normal)	`IMAGE_SCN_CNT_INITIALIZED_DATA\|IMAGE_SCN_MEM_READ`	`48BDF6E6093F9760E6F540D2B96A5683`
`.reloc`	`0x000c0000`	70,408 bytes	70,656 bytes	6.71 (Compressed)	`IMAGE_SCN_CNT_INITIALIZED_DATA\|IMAGE_SCN_MEM_DISCARDABLE\|IMAGE_SCN_MEM_READ`	`94B970C14A85684DE6C6A4DFAA0A363B`
`.rsrc`	`0x000d2000`	374,744 bytes	374,784 bytes	5.74 (Normal)	`IMAGE_SCN_CNT_INITIALIZED_DATA\|IMAGE_SCN_MEM_READ`	`962C8450DA5E47C8ECC71D9738DE49D6`

Entropy Analysis Alert

1 section(s) with elevated entropy (≥6.5) - possible compression

Resource Analysis

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Total Resources: 23 (373,424 bytes)

Resource Type	Count	Total Size	Percentage
RT_ICON	5	360,328 bytes	96.5%
RT_STRING	12	8,692 bytes	2.3%
RT_RCDATA	3	956 bytes	0.3%
RT_GROUP_ICON	1	76 bytes	0%
RT_VERSION	1	1,412 bytes	0.4%
RT_MANIFEST	1	1,960 bytes	0.5%

Certificate Chain Analysis

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Certificate Information

Product	PDF_Spark
Description	PDF_Spark Setup
File Version	1.0.0.8
Signing Date	06:49 PM 11/09/2025 (61 days ago)
Verification Status	Signed
Signers	Mainstay Crypto LLC; Microsoft ID Verified CS AOC CA 01; Microsoft ID Verified Code Signing PCA 2021; Microsoft Identity Verification Root Certificate Authority 2020
Counter Signers	Microsoft Public RSA Time Stamping Authority; Microsoft Public RSA Timestamping CA 2020; Microsoft Identity Verification Root Certificate Authority 2020
Copyright	Mainstay Crypto LLC 2025

✓ This file has been digitally signed and the certificate chain has been verified

The signature ensures file integrity and authenticity from the publisher
Timestamping proves when the signature was applied

Certificate Verification Status

Remember: This is Result of Online Virus Scanner

Gridinsoft Anti-Malware has a much more powerful virus scanning engine. We recommend using it for a more precise diagnosis of infected systems. This brief guide will help you install our flagship product for more accurate diagnostics:

Download Anti-Malware

Keep Your System Protected

This file appears clean, but regular security maintenance is important

Regular Scans: Run weekly system scans to detect new threats before they can cause damage.
Keep Software Updated: Ensure your operating system and all applications have the latest security patches.
Safe Browsing: Avoid suspicious websites and never download software from untrusted sources.
Email Security: Be cautious with email attachments and links, even from known contacts.

Proactive Protection

1 antivirus engines detected potential threats. This could be a false positive, especially for system tools or packed software. Verify the file source and check if it's digitally signed by a trusted publisher.

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