- First seen
- Last seen
THREAT SIGNALHigh
Read alongside the verdict
Indicator overview
INDICATOR PROFILEEngine detections are elevated in this report. Review the reported confidence, classification and relationships alongside them.
- SHA256
2fb4131609a0ecc04d1157c7312d5c426c572768ed35e604adb33767a121aa50- SHA1
c41abf684df2452cd4e5cc9e6110bbd20d9242b4- MD5
aefaab1e2ba111f1c22f1eb38c907944- Filename
- qbscuxztd.caj
- File type
- elf
- MIME
- application/x-elf
- File size
- 24308
- Filename variants
- 5 reported
- TLSH
T186B2B589E7B867BFC3E133B6E78346EE67358A48A74727775128859037C170D6E306A0- SSDEEP
384:D7uzQZuJqk4kUfdcIrOJKtlfbekfgFxlqinsB2NzUjudXvPUyU2quDJR:DwQZ8qKIAylfb/gFxl9BNoSlvMv9uDJR
Connected context
Key findings
OBSERVED EVIDENCEAnalysis takeaway
Elevated engine detections. Related indicators in this report: 5. Review the supporting evidence before taking action.
Detection signal
Malicious. Engine detections are elevated at 64%.
Confidence signal
VirusSign reports 100% confidence. Review this alongside engine detections and relationship evidence.
Analysis signals
OBSERVEDEngine detections64%
VirusSign confidence100%
Relationship context5 visible
Threat classificationtsunami
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Saved investigations
Compare when indicators were first seen, last seen and observed. Switch to Lifecycle to connect events for the same IOC.
Review approximate infrastructure locations and geographic concentration.
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.
4shown
0%
text
20 bytes
contains
Filename
.interp
File type
text
MIME
text/plain
Size
20
SHA1
b51f160d3283327aaf20b23d237fa094fa7b679d
0%
22 bytes
contains
Filename
.ARM.attributes
MIME
application/octet-stream
Size
22
SHA1
4981fc366295fe03dd5355df8a8bf107e3f2a52a
First seen
2022-01-13T12:40:24Z
0%
javascript
16 bytes
contains
Filename
.rxdc
File type
javascript
MIME
application/javascript
Size
16
SHA1
de753d372fb57887d310174fe8302ba87e08f8a2
0%
4 bytes
contains
Filename
.init_array
MIME
application/octet-stream
Size
4
SHA1
9069ca78e7450a285173431b3e52c5c25299e473
First seen
2006-12-13T01:02:57Z
Related IPs
Network IPs associated with this indicator.
1shown
5%
medium
US
communicates
CIDR
23.94.64.0/20
Network
23.94.68.0-23.94.68.31
First seen
2026-04-14T18:31:07Z
Last seen
2026-04-22T12:23:20Z
Analysis details
Severity: highbackdoorelfarm
Freshness: Historical · Last seen 794 days ago.
- Detection rate
- 64%
- Threat type
- backdoor
- Family
- tsunami
- Confidence
- 100%
- detection
- 64 · Engine detection rate; color may also reflect VirusSign confidence.
Overview
- SHA256
2fb4131609a0ecc04d1157c7312d5c426c572768ed35e604adb33767a121aa50- SHA1
c41abf684df2452cd4e5cc9e6110bbd20d9242b4- MD5
aefaab1e2ba111f1c22f1eb38c907944- Filename
- qbscuxztd.caj
- File type
- elf
- MIME
- application/x-elf
- File size
- 24308
- TLSH
T186B2B589E7B867BFC3E133B6E78346EE67358A48A74727775128859037C170D6E306A0- SSDEEP
384:D7uzQZuJqk4kUfdcIrOJKtlfbekfgFxlqinsB2NzUjudXvPUyU2quDJR:DwQZ8qKIAylfb/gFxl9BNoSlvMv9uDJR- First seen
- 2016-06-23T02:31:09Z
- Last seen
- 2024-09-07T17:49:42Z
- Filename variants
- 5 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: 5. Review the supporting evidence before taking action.
Detection signal
Malicious. Engine detections are elevated at 64%.
Confidence signal
VirusSign reports 100% confidence. Review this alongside engine detections and relationship evidence.
Threat context
Classification includes type backdoor and family tsunami.
Relationship context
5 related indicators are shown across 2 relationship group(s).
Observation timeline
6 timestamped observations are arranged from 2006-12-13 to 2026-04-14. 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.
2 relationship group(s) provide pivot and infrastructure context.
Classification context: type backdoor, family tsunami.
Last seen 794 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
- qbscuxztd.caj
- File type
- elf
- MIME
- application/x-elf
- Size
- 24308