- 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
f18596ee2d2bb98bd36b5be38949f56ff62522ac8639461b106d6a5de1771f86- SHA1
a61f775bfb1cd17008a899ca212330266a373592- MD5
8f18b383012016c9481013f4941a7234- Filename
- na.elf
- File type
- elf
- MIME
- application/x-elf
- File size
- 428272
- Filename variants
- 2 reported
- TLSH
T1BD9423F31824B3738A2C3A3EFFA09E05D79A573CE55927561A1FDDEB0F295120988A05- SSDEEP
12288:6QIkwT+V+46MTuxN+qpMBUH5kAAxwWVtBeSV:W4/y+qaBUZJAdVtx
Connected context
Key findings
OBSERVED EVIDENCEAnalysis takeaway
Elevated engine detections. Related indicators in this report: 7. Review the supporting evidence before taking action.
Detection signal
Malicious. Engine detections are elevated at 70%.
Confidence signal
VirusSign reports 100% confidence. Review this alongside engine detections and relationship evidence.
Analysis signals
OBSERVEDEngine detections70%
VirusSign confidence100%
Relationship context7 visible
Threat classificationprometei
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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.
Review approximate infrastructure locations and geographic concentration.
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.
Parent files
Files that may have delivered, loaded, or executed this indicator.
1shown
70%
critical
elf
428272 bytes
drops
Filename
na.elf
Family
prometei
Type
trojan
File type
elf
MIME
application/x-elf
Dropped / child files
Files dropped, bundled, or created by the queried file.
4shown
0%
text
16 bytes
drops
Filename
etc_CommId
File type
text
MIME
text/plain
Size
16
SHA1
90038c06474b4a13bf686be46d86c463286f1c3d
70%
critical
elf
428272 bytes
drops
Filename
na.elf
Family
prometei
Type
trojan
File type
elf
MIME
application/x-elf
5%
high
ini
145 bytes
drops
Filename
c655d3d4e374fad3_uplugplay.service
Family
prometei
Type
trojan
File type
ini
MIME
text/plain
0%
text
221 bytes
drops
Filename
sedG8QVoy
File type
text
MIME
text/plain
Size
221
SHA1
91eeaee2f138f01f2a5a9900af2c0210c3378075
Related IPs
Network IPs associated with this indicator.
1shown
20%
high
DE
communicates
CIDR
88.198.0.0/16
Network
88.198.246.240-88.198.246.247
First seen
2023-10-07T03:04:39Z
Last seen
2026-10-09T00:27:19Z
Related domains
Domains associated with this indicator.
1shown
26%
high
.net
communicates
Root
feefreepool.net
TLD
net
Subdomain
p3
First seen
2023-10-08T20:49:28Z
Last seen
2026-11-12T02:47:50Z
Analysis details
Severity: criticaltrojandebug-checkelf64bitself-deleteupxminerlinuxdiscoveryprometeipersistencebotnet
Freshness: Historical · Last seen 307 days ago.
- Detection rate
- 70%
- Threat type
- trojan
- Family
- prometei
- Confidence
- 100%
- detection
- 70 · Engine detection rate; color may also reflect VirusSign confidence.
Overview
- SHA256
f18596ee2d2bb98bd36b5be38949f56ff62522ac8639461b106d6a5de1771f86- SHA1
a61f775bfb1cd17008a899ca212330266a373592- MD5
8f18b383012016c9481013f4941a7234- Filename
- na.elf
- File type
- elf
- MIME
- application/x-elf
- File size
- 428272
- TLSH
T1BD9423F31824B3738A2C3A3EFFA09E05D79A573CE55927561A1FDDEB0F295120988A05- SSDEEP
12288:6QIkwT+V+46MTuxN+qpMBUH5kAAxwWVtBeSV:W4/y+qaBUZJAdVtx- First seen
- 2025-01-19T00:30:16Z
- Last seen
- 2026-01-09T04:33:56Z
- 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: 7. Review the supporting evidence before taking action.
Detection signal
Malicious. Engine detections are elevated at 70%.
Confidence signal
VirusSign reports 100% confidence. Review this alongside engine detections and relationship evidence.
Threat context
Classification includes type trojan and family prometei.
Relationship context
7 related indicators are shown across 4 relationship group(s).
Observation timeline
6 timestamped observations are arranged from 2023-10-07 to 2025-01-19. 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.
4 relationship group(s) provide pivot and infrastructure context.
Classification context: type trojan, family prometei.
Last seen 307 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
- na.elf
- File type
- elf
- MIME
- application/x-elf
- Size
- 428272
Observed behavior
selected detailsSelected behavioral observations and reported framework mappings.
View details · 5 shown
- All HTTP servers contacted by the sample do not answer. The sample is likely an old dropper which does no longer work.
- Classification label
- Creates hidden files and/or directories
- Deletes files from disk
- Drops files in suspicious directories
5 shown
View MITRE ATT&CK details · 5 shown
- T1071 — Adversaries may communicate using application layer protocols to avoid detection/network filtering by blending in with existing traffic.Tactics: TA0011
- T1070.004 — Adversaries may delete files left behind by the actions of their intrusion activity.Tactics: TA0005
- T1070 — Adversaries may delete or modify artifacts generated within systems to remove evidence of their presence or hinder defenses.Tactics: TA0005
- T1564.001 — Creates hidden files, links and/or directoriesTactics: TA0005
- T1036 — Drops files in suspicious directoriesTactics: TA0005
5 shown
View MBC details · 5 shown
- CommunicationObjectives: OC0006
- Defense EvasionObjectives: OB0006
- C0047 — Delete FileObjectives: OC0001
- File SystemObjectives: OC0001
- C0002 — HTTP CommunicationObjectives: OC0006
5 shown
Network activity
selected detailsSelected observations and details. Additional structured data are available through API and data access.
Network activity1
TCPports 80
- 1 outbound connections observed
- 0 domains, 1 IPs, 0 URLs
- Common ports: 80
- Protocols: TCP
View details · 1 shown
- IP
- 88.198.246.242
- Port
- 80
- Protocol
- TCP
DNS request activity1
A1 response IPs
- 1 DNS requests observed
- 1 unique queries
- 1 response IPs
- Query types: A
- Response codes: NOERROR
View details · 1 shown
- Query
- p3.feefreepool.net
- Type
- A
- Answers
- 88.198.246.242
- Response
- NOERROR
C2 candidates2
DNS, TCPports 53, 80
- 2 C2 candidate communications
- 1 domains, 1 IPs
- Common ports: 53, 80
- Protocols: DNS, TCP
View details · 2 shown
- IP
- 88.198.246.242
- Domain
- p3.feefreepool.net
- Port
- 53
- Protocol
- DNS
- IP
- 88.198.246.242
- Port
- 80
- Protocol
- TCP