- 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
23bbbcb63ce3b81175dd437b14f2a7ec234630115fc34fadc67c02f32cc7a6ef- SHA1
7faac37b099603a24b4f9391d6f148f66001142e- MD5
b746bc8dbac6cd5ce6b863bd3d47ffa0- Filename
- 412j1obp.exe
- File type
- elf
- MIME
- application/x-elf
- File size
- 108488
- TLSH
T159B37CD1F743E4F5E95701B1613BA7728A73E9394029EE43C768AD36AC66600DA0B39C- SSDEEP
3072:rB9v76BXsvFT+FGOX/re69LSP9q7rTYF+:rBd6BXs1+FGOj0lqvTA+
Connected context
Key findings
OBSERVED EVIDENCEAnalysis takeaway
Elevated engine detections. Related indicators in this report: 12. Review the supporting evidence before taking action.
Detection signal
Malicious. Engine detections are elevated at 36%.
Confidence signal
VirusSign reports 100% confidence. Review this alongside engine detections and relationship evidence.
Analysis signals
OBSERVEDEngine detections36%
VirusSign confidence100%
Relationship context12 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.
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.
Dropped / child files
Files dropped, bundled, or created by the queried file.
5shown
0%
text
38 bytes
drops
Filename
etc_resolv.conf
File type
text
MIME
text/plain
Size
38
SHA1
a5913145d1c85c4f981bfc0936d31b6bc73f4c6d
0%
javascript
6 bytes
drops
Filename
10.output
File type
javascript
MIME
application/javascript
Size
6
SHA1
51c0cce06da334f3d5734c7657670270cb0cd4d1
0%
javascript
8 bytes
drops
Filename
6lowpanfrag_high_thresh
File type
javascript
MIME
application/javascript
Size
8
SHA1
b42b445a489a0d695aa76dfce1e6ccd73bbafb8d
0%
text
7 bytes
drops
Filename
cpu.cfs_period_us
File type
text
MIME
text/plain
Size
7
SHA1
8bdfde451712cb3d569c83823adfb7131ee1834f
0%
text
6 bytes
drops
Filename
index.php
File type
text
MIME
text/plain
Size
6
SHA1
007dd8bd75468e6b7aba4285e9b267202c7eaeed
Related IPs
Network IPs associated with this indicator.
5shown
VN
communicates
CIDR
14.228.0.0/14
Network
14.224.0.0-14.255.255.255
First seen
2024-09-24T02:11:09Z
Last seen
2026-11-06T00:01:37Z
0%
GB
communicates
CIDR
185.125.188.0/22
Network
185.125.188.0-185.125.191.255
First seen
2023-12-12T04:33:57Z
Last seen
2026-11-12T21:10:17Z
0%
GB
communicates
CIDR
185.125.188.0/22
Network
185.125.188.0-185.125.191.255
First seen
2023-10-01T07:36:54Z
Last seen
2026-11-12T21:10:20Z
0%
GB
communicates
CIDR
185.125.188.0/22
Network
185.125.188.0-185.125.191.255
First seen
2023-09-30T18:03:12Z
Last seen
2026-11-12T21:10:17Z
0%
GB
communicates
CIDR
185.125.188.0/22
Network
185.125.188.0-185.125.191.255
First seen
2023-09-30T18:03:12Z
Last seen
2026-11-12T21:10:17Z
Related domains
Domains associated with this indicator.
2shown
33%
high
.org
communicates
Root
duckdns.org
TLD
org
Subdomain
chaomoinguoi
First seen
2026-01-02T23:25:51Z
Last seen
2026-11-11T21:02:38Z
0%
.io
communicates
Root
snapcraft.io
TLD
io
Subdomain
api
First seen
2023-10-01T01:10:27Z
Last seen
2026-11-12T21:10:17Z
Analysis details
Severity: criticaltrojanelfself-deleteprocess-renamemiraidownloader
Freshness: Recent · Last seen 11 days ago.
- Detection rate
- 36%
- Threat type
- trojan
- Family
- mirai
- Confidence
- 100%
- detection
- 36 · Engine detection rate; color may also reflect VirusSign confidence.
Overview
- SHA256
23bbbcb63ce3b81175dd437b14f2a7ec234630115fc34fadc67c02f32cc7a6ef- SHA1
7faac37b099603a24b4f9391d6f148f66001142e- MD5
b746bc8dbac6cd5ce6b863bd3d47ffa0- Filename
- 412j1obp.exe
- File type
- elf
- MIME
- application/x-elf
- File size
- 108488
- TLSH
T159B37CD1F743E4F5E95701B1613BA7728A73E9394029EE43C768AD36AC66600DA0B39C- SSDEEP
3072:rB9v76BXsvFT+FGOX/re69LSP9q7rTYF+:rBd6BXs1+FGOj0lqvTA+- First seen
- 2026-10-31T12:38:39Z
- Last seen
- 2026-10-31T23:17:53Z
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: 12. Review the supporting evidence before taking action.
Detection signal
Malicious. Engine detections are elevated at 36%.
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
12 related indicators are shown across 3 relationship group(s). Additional relationship intelligence is available through API and data access.
Observation timeline
13 timestamped observations are arranged from 2013-06-05 to 2026-10-31. 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.
3 relationship group(s) provide pivot and infrastructure context.
Classification context: type trojan, family mirai.
Last seen 11 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
- 412j1obp.exe
- File type
- elf
- MIME
- application/x-elf
- Size
- 108488
Observed behavior
selected detailsSelected behavioral observations and reported framework mappings.
View details · 5 shown
- Changes permissions of common UNIX (system) binary directories
- Classification label
- Deletes files from disk
- Detected TCP or UDP traffic on non-standard ports
- Drops files onto disk
5 shown
View MITRE ATT&CK details · 5 shown
- T1070.004 — Deletes files from diskTactics: TA0005
- T1571 — Detected TCP or UDP traffic on non-standard portsTactics: TA0011
- T1003 — Enumerates processes within the "proc" file systemTactics: TA0006
- T1064 — Executes commands using a shell command-line interpreterTactics: TA0002 · TA0005
- T1222 — Executes the "chmod" command used to modify permissionsTactics: TA0112
5 shown
View MBC details · 4 shown
- Defense EvasionObjectives: OB0006
- C0047 — Delete FileObjectives: OC0001
- File SystemObjectives: OC0001
- F0007 — Self DeletionObjectives: OB0006
Network activity
selected detailsSelected observations and details. Additional structured data are available through API and data access.
Network activity3
TCPports 443, 1995
- 3 outbound connections observed
- 0 domains, 3 IPs, 0 URLs
- Common ports: 443, 1995
- Protocols: TCP
View details · 3 shown
- IP
- 185.125.188.57
- Port
- 443
- Protocol
- TCP
- IP
- 185.125.188.55
- Port
- 443
- Protocol
- TCP
- IP
- 14.230.45.120
- Port
- 1995
- Protocol
- TCP
DNS request activity2
A5+ response IPs
- 2 DNS requests observed
- 2 unique queries
- 5+ response IPs
- Query types: A
- Response codes: NOERROR
View details · 2 shown
- Query
- chaomoinguoi.duckdns.org
- Type
- A
- Answers
- 14.230.45.120
- Response
- NOERROR
- Query
- api.snapcraft.io
- Type
- A
- Answers
- 185.125.188.59, 185.125.188.54, 185.125.188.57, 185.125.188.60, 185.125.188.55, 185.125.188.58
- Response
- NOERROR
C2 candidates1
DNSports 53
- 1 C2 candidate communications
- 1 domains, 1 IPs
- Common ports: 53
- Protocols: DNS
View details · 1 shown
- IP
- 14.230.45.120
- Domain
- chaomoinguoi.duckdns.org
- Port
- 53
- Protocol
- DNS