- First seen
- Last seen
THREAT SIGNALMedium-high
Read alongside the verdict
Indicator overview
INDICATOR PROFILEEngine detections are elevated in this report. Review the reported confidence, classification and relationships alongside them.
- SHA256
f4e7fcfa9989e6617c5033e9a7f9982bef6c6cb4d84d8fa30303887c8895f343- SHA1
bd14cf27c2c384c941770290f1fe1f4737cd9099- MD5
7bf1d00691f5b41d4a3cc419c48eb32a- Filename
- QfnB.exe
- File type
- peexe
- MIME
- application/vnd.microsoft.portable-executable
- File size
- 690688
- Compile time
- 2026-10-16T06:00:38Z
- PE platform
- x86 32-bit
- PE sections
- 3
Connected context
Key findings
OBSERVED EVIDENCEAnalysis takeaway
Elevated engine detections. Related indicators in this report: 1. Review the supporting evidence before taking action.
Detection signal
Malicious. Engine detections are elevated at 38%.
Confidence signal
VirusSign reports 100% confidence. Review this alongside engine detections and relationship evidence.
Analysis signals
OBSERVEDEngine detections38%
VirusSign confidence100%
Relationship context1 visible
Threat classificationmsil
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Graph filters
Saved investigations
Compare when indicators were first seen, last seen and observed. Switch to Lifecycle to connect events for the same IOC.
Commonalities
RELATIONSHIP CONSTELLATION
No observations in this view
Available evidence appears in the other investigation lenses.
SELECT A NODE TO EXPLORE
FILEDOMAINIPURL
Visible connections
Related intelligence
Pivot across connected files and infrastructure with analysis signals and supporting context.
Dropped / child files
Files dropped, bundled, or created by the queried file.
1shown
0%
xml
490 bytes
contains
Filename
MANIFEST_1-x0.xml
File type
xml
MIME
application/xml
Size
490
SHA1
cac699787884fb993ced8d7dc47b7c522c7bc734
Analysis details
Severity: hightrojandotnetpolymorphicexeobfuscated
Freshness: Recent · Last seen 27 days ago.
- Detection rate
- 38%
- Threat type
- trojan
- Family
- msil
- Confidence
- 100%
- detection
- 38 · Engine detection rate; color may also reflect VirusSign confidence.
Overview
- SHA256
f4e7fcfa9989e6617c5033e9a7f9982bef6c6cb4d84d8fa30303887c8895f343- SHA1
bd14cf27c2c384c941770290f1fe1f4737cd9099- MD5
7bf1d00691f5b41d4a3cc419c48eb32a- Filename
- QfnB.exe
- File type
- peexe
- MIME
- application/vnd.microsoft.portable-executable
- File size
- 690688
- Compile time
- 2026-10-16T06:00:38Z
- PE platform
- x86 32-bit
- PE sections
- 3
- Import libraries
- 1
- TLSH
T16BE4F1582B75D71BD82AA3F45A72F17813B96EEA3921D2039FD9ADEB3536F000C40593- SSDEEP
12288:yXWLzEGsM2zVfz9qgeGwN1x4Lk6pp2NPzWGRDrGBlYzRAom9Rzcju:2Wq9t9qgeGwNO+7WqnWl+qUju- Imphash
f34d5f2d4577ed6d9ceec516c1f5a744- First seen
- 2026-10-16T13:56:54Z
- Last seen
- 2026-10-16T21:15:38Z
- Filename variants
- 2 reported
Key findings
A focused interpretation of the evidence, relationships and observation history that matter most.
Analysis takeaway
Elevated engine detections. Related indicators in this report: 1. Review the supporting evidence before taking action.
Detection signal
Malicious. Engine detections are elevated at 38%.
Confidence signal
VirusSign reports 100% confidence. Review this alongside engine detections and relationship evidence.
Threat context
Classification includes type trojan and family msil.
Relationship context
1 related indicators are shown across 1 relationship group(s).
Observation timeline
2 timestamped observations are arranged from 2015-08-13 to 2026-10-16. These are observation or metadata times, not execution order.
Why this verdict
Review the reported detections, analysis confidence and supporting context.
Engine detections are elevated in this report. Review the reported confidence, classification and relationships alongside them.
Reported engine detection rate, not the probability that this indicator is malicious.
VirusSign analysis confidence; separate from detection rate and actor-association confidence.
1 relationship group(s) provide pivot and infrastructure context.
Classification context: type trojan, family msil.
Last seen 27 days ago.
Signals reflect the intelligence returned in this report. Missing values mean not reported, not zero. Related indicators are investigation leads, not proof of shared malicious activity.
File profile
summarySelected file intelligence summary.
- Filename
- QfnB.exe
- File type
- peexe
- MIME
- application/vnd.microsoft.portable-executable
- Size
- 690688
- Compile time
- 2026-10-16T06:00:38Z
- PE platform
- x86 32-bit
- Entry point
- 695658
- Sections
- 3
Observed behavior
selected detailsSelected behavioral observations and reported framework mappings.
View details · 5 shown
- A DLL was loaded from a suspicious directory
- Allocated memory and changed its protection to PAGE_NOACCESS, may be used to hide payloads from memory scanners or to trigger an access violation for exception-driven execution
- Altered memory protections from dynamically allocated (unbacked) memory, indicative of self-modifying shellcode or memory patching
- Attempted to open, duplicate, or impersonate an access token from dynamically allocated (unbacked) memory, indicative of credential theft or lateral movement
- Authenticode signature is invalid
5 shown
View MITRE ATT&CK details · 5 shown
- T1574 — A DLL was loaded from a suspicious directoryTactics: TA0002 · TA0005
- T1027 · T1055 — Allocated memory and changed its protection to PAGE_NOACCESS, may be used to hide payloads from memory scanners or to trigger an access violation for exception-driven executionTactics: TA0004 · TA0005
- T1055 — Altered memory protections from dynamically allocated (unbacked) memory, indicative of self-modifying shellcode or memory patchingTactics: TA0004 · TA0005
- T1036 · T1553.002 — Authenticode signature is invalidTactics: TA0005 · TA0112
- T1082 — Checks available memoryTactics: TA0007
5 shown
View MBC details · 5 shown
- Anti-Behavioral AnalysisObjectives: OB0001
- Anti-Static AnalysisObjectives: OB0002
- CommunicationObjectives: OC0006
- Defense EvasionObjectives: OB0006
- C0002 — HTTP CommunicationObjectives: OC0006
5 shown
File structure
selected detailsSelected observations and details. Additional structured data are available through API and data access.
PE header1
platform x86 32-bit3 sections
- Platform: x86 32-bit
- Sections: 3
- Entry point: present
- Compile time: 2026-10-16T06:00:38Z
View details · 1 shown
- Platform
- x86 32-bit
- Entry point
- 695658
- Sections
- 3
- Compile time
- 2026-10-16T06:00:38Z
PE sections3
3 sections
- 3 PE sections
- Common permissions: r, rx
- 3 unique section names
View details · 3 shown
- Name
- .text
- Virtual address
- 8192
- Virtual size
- 687472
- Raw size
- 687616
- Permissions
- rx
- Entropy
- 7.71
- Name
- .rsrc
- Virtual address
- 696320
- Virtual size
- 1544
- Raw size
- 2048
- Permissions
- r
- Entropy
- 3.43
- Name
- .reloc
- Virtual address
- 704512
- Virtual size
- 12
- Raw size
- 512
- Permissions
- r
- Entropy
- 0.1
Imports1
1 DLL groups
- 1 import DLL groups
- 1 imported functions summarized
View details · 1 shown
- Library
- mscoree.dll
- Functions
- _CorExeMain
Resources2
2 resources
- 2 resources
- Resource types: RT_MANIFEST, RT_VERSION
View details · 2 shown
- Type
- RT_VERSION
- Language
- NEUTRAL
- Type
- RT_MANIFEST
- Language
- NEUTRAL