- 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
a2991bc9d54fca10b643781ef1ad1bbd4338d86199cfee830eea39b739b37728- SHA1
41a41f322cca6fb8bd8a8f40d022b051e3ce3f38- MD5
668c2bc5efaa087600b36d8d84c0e3b5- Filename
- a2991bc9_nabx86.elf.bin
- File type
- elf
- MIME
- application/x-elf
- File size
- 104892
- TLSH
T15BA37CCAE643C0F5E98A0DB114ABB7370675FB350034E742EB54FA75AC11B42A94BB8D- SSDEEP
3072:ph7rDCeimPg2yr8FJqVbfTtaGPYfhaf9g:plHigg2yr8FJgdYEf9g
Connected context
Key findings
OBSERVED EVIDENCEAnalysis takeaway
Elevated engine detections. Related indicators in this report: 3. 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 context3 visible
Threat classificationmirai
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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.
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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.
3shown
0%
67 bytes
contains
Filename
ef3ce4aa_.shstrtab.bin
MIME
application/octet-stream
Size
67
SHA1
680e1baaa42dda8a72d142fb347230633696b344
First seen
2022-06-10T16:26:48Z
0%
mz
8 bytes
contains
Filename
72a4fa35_tutorial061_us.win32.imgb.bin
File type
mz
MIME
application/octet-stream
Size
8
SHA1
ce296b184763a332aca5193149245ab4653334e8
0%
4 bytes
contains
Filename
df3f6198_.init_array.bin
MIME
application/octet-stream
Size
4
SHA1
9069ca78e7450a285173431b3e52c5c25299e473
First seen
2006-12-13T01:02:57Z
Analysis details
Severity: hightrojanelfdiscoverylinuxmiraitorii
Freshness: Fresh · Last seen today.
- Detection rate
- 38%
- Threat type
- trojan
- Family
- mirai
- Confidence
- 100%
- detection
- 38 · Engine detection rate; color may also reflect VirusSign confidence.
Overview
- SHA256
a2991bc9d54fca10b643781ef1ad1bbd4338d86199cfee830eea39b739b37728- SHA1
41a41f322cca6fb8bd8a8f40d022b051e3ce3f38- MD5
668c2bc5efaa087600b36d8d84c0e3b5- Filename
- a2991bc9_nabx86.elf.bin
- File type
- elf
- MIME
- application/x-elf
- File size
- 104892
- TLSH
T15BA37CCAE643C0F5E98A0DB114ABB7370675FB350034E742EB54FA75AC11B42A94BB8D- SSDEEP
3072:ph7rDCeimPg2yr8FJqVbfTtaGPYfhaf9g:plHigg2yr8FJgdYEf9g- First seen
- 2026-11-15T17:34:41Z
- Last seen
- 2026-11-15T17:39:37Z
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: 3. 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 mirai.
Relationship context
3 related indicators are shown across 1 relationship group(s).
Observation timeline
4 timestamped observations are arranged from 2006-12-13 to 2026-11-15. 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 mirai.
Last seen today.
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
- a2991bc9_nabx86.elf.bin
- File type
- elf
- MIME
- application/x-elf
- Size
- 104892