- 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
e745c635d6ae0e6e5cf944b1de3ee956c9bf6ba4bd7ec694ee8348daf283d2e9- SHA1
c485f653cb13b13aab0d91af17133876f2e6a5df- MD5
a8f5c67c3b3d8a93f6f48ff57c83fcda- Filename
- a8f5c67c3b3d8a93f6f48ff57c83fcda.virus
- File type
- peexe
- MIME
- application/vnd.microsoft.portable-executable
- File size
- 25308
- PE platform
- x86 32-bit
- PE sections
- 3
- Import libraries
- 5
Connected context
Key findings
OBSERVED EVIDENCEAnalysis takeaway
Elevated engine detections. Related indicators in this report: 10. Review the supporting evidence before taking action.
Detection signal
Malicious. Engine detections are elevated at 95%.
Confidence signal
VirusSign reports 100% confidence. Review this alongside engine detections and relationship evidence.
Analysis signals
OBSERVEDEngine detections95%
VirusSign confidence100%
Relationship context10 visible
Threat classificationmydoom
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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.
Related IPs
Network IPs associated with this indicator.
5shown
0%
US
communicates
CIDR
104.21.0.0/17
Network
104.16.0.0-104.31.255.255
First seen
2023-10-01T08:50:11Z
Last seen
2026-11-11T19:51:29Z
0%
DE
communicates
CIDR
185.199.216.0/22
Network
185.199.217.128-185.199.217.255
First seen
2023-09-28T18:55:04Z
Last seen
2026-11-13T03:32:46Z
0%
US
communicates
CIDR
17.253.128.0/17
Network
17.0.0.0-17.255.255.255
First seen
2023-09-29T00:27:01Z
Last seen
2026-11-13T04:04:58Z
0%
US
communicates
CIDR
192.254.128.0/17
Network
192.254.128.0-192.254.255.255
First seen
2023-10-01T08:50:11Z
Last seen
2026-11-13T03:15:59Z
0%
US
communicates
CIDR
85.187.144.0/21
Network
85.187.128.0-85.187.159.255
First seen
2023-09-30T20:18:03Z
Last seen
2026-11-13T03:39:38Z
Related domains
Domains associated with this indicator.
5shown
5%
low
.com.au
communicates
Root
onlineconnections.com.au
TLD
com.au
First seen
2023-10-01T03:02:07Z
Last seen
2026-11-13T03:15:59Z
0%
.com
communicates
Root
northcoast.com
TLD
com
First seen
2023-10-01T07:55:22Z
Last seen
2026-11-13T03:32:48Z
0%
.com
communicates
Root
netcom.com
TLD
com
First seen
2023-09-29T06:23:10Z
Last seen
2026-11-13T03:32:48Z
0%
.de
communicates
Root
web.de
TLD
de
First seen
2023-09-30T08:06:55Z
Last seen
2026-11-13T03:32:48Z
0%
.com
communicates
Root
theriver.com
TLD
com
First seen
2023-10-01T04:08:07Z
Last seen
2026-11-13T03:32:48Z
Analysis details
Severity: criticalwormexeupxfile-overlaysmtp
Freshness: Historical · Last seen 2097 days ago.
- Detection rate
- 95%
- Threat type
- worm
- Family
- mydoom
- Confidence
- 100%
- detection
- 95 · Engine detection rate; color may also reflect VirusSign confidence.
Overview
- SHA256
e745c635d6ae0e6e5cf944b1de3ee956c9bf6ba4bd7ec694ee8348daf283d2e9- SHA1
c485f653cb13b13aab0d91af17133876f2e6a5df- MD5
a8f5c67c3b3d8a93f6f48ff57c83fcda- Filename
- a8f5c67c3b3d8a93f6f48ff57c83fcda.virus
- File type
- peexe
- MIME
- application/vnd.microsoft.portable-executable
- File size
- 25308
- PE platform
- x86 32-bit
- PE sections
- 3
- Import libraries
- 5
- TLSH
T10DB2BF57B75698C4E352803A0D53B9A034DDFF74E9ECC21A3944B76FE67CE441B082A2- SSDEEP
384:FZcpzCIqdG3A3WUkx38GZDJuJbf1+o44u8gHzUVKmWR6tIEhHICUC:SCIqdH/k1ZVcT194jp4VKmWsThHICR- Imphash
5d02f6de12eb07fb22fe87e05e50d6a0- First seen
- 2017-02-09T03:19:30Z
- Last seen
- 2021-02-14T13:14:12Z
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: 10. Review the supporting evidence before taking action.
Detection signal
Malicious. Engine detections are elevated at 95%.
Confidence signal
VirusSign reports 100% confidence. Review this alongside engine detections and relationship evidence.
Threat context
Classification includes type worm and family mydoom.
Relationship context
10 related indicators are shown across 2 relationship group(s). Additional relationship intelligence is available through API and data access.
Observation timeline
11 timestamped observations are arranged from 2017-02-09 to 2023-10-01. 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 worm, family mydoom.
Last seen 2097 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
- a8f5c67c3b3d8a93f6f48ff57c83fcda.virus
- File type
- peexe
- MIME
- application/vnd.microsoft.portable-executable
- Size
- 25308
- PE platform
- x86 32-bit
- Entry point
- 46240
- Sections
- 3
Observed behavior
summaryBehavioral indicators observed during analysis. More details and additional structured data are available through API and data access.
Network activity
selected detailsSelected observations and details. Additional structured data are available through API and data access.
Network activity1
TCPports 1042
- 1 outbound connections observed
- 0 domains, 1 IPs, 0 URLs
- Common ports: 1042
- Protocols: TCP
View details · 1 shown
- IP
- 175.43.136.238
- Port
- 1042
- Protocol
- TCP
DNS request activity5+
A, A/AAAA5+ response IPs
- 5+ DNS requests observed
- 5+ unique queries
- 5+ response IPs
- Query types: A, A/AAAA
- Response codes: NOERROR
View details · 5 shown
- Query
- onlineconnections.com.au
- Type
- A
- Answers
- 192.254.190.168
- Response
- NOERROR
- Query
- bzip.org
- Type
- A
- Answers
- 87.98.154.146
- Response
- NOERROR
- Query
- zko.dec.com
- Query
- yassou.net
- Type
- A
- Answers
- 154.214.81.148
- Response
- NOERROR
- Query
- yahoo.com
- Type
- A/AAAA
- Answers
- 98.137.11.163, 74.6.231.21, 2001:4998:24:120d::1:1, 2001:4998:44:3507::8001, 98.137.11.164, 2001:4998:124:1507::f000, 74.6.231.20, 74.6.143.26 …
- Response
- NOERROR
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
View details · 1 shown
- Platform
- x86 32-bit
- Entry point
- 46240
- Sections
- 3
PE sections3
3 sections
- 3 PE sections
- Common permissions: rwx, rw
- 3 unique section names
View details · 3 shown
- Name
- UPX0
- Virtual address
- 4096
- Virtual size
- 24576
- Raw size
- 0
- Permissions
- rwx
- Entropy
- 0.0
- Name
- UPX1
- Virtual address
- 28672
- Virtual size
- 20480
- Raw size
- 17920
- Permissions
- rwx
- Entropy
- 7.9
- Name
- .rsrc
- Virtual address
- 49152
- Virtual size
- 4096
- Raw size
- 2048
- Permissions
- rw
- Entropy
- 2.65
Imports5
5 DLL groups
- 5 import DLL groups
- 5+ imported functions summarized
View details · 5 shown
- Library
- ADVAPI32.dll
- Functions
- RegCloseKey
- Library
- KERNEL32.DLL
- Functions
- LoadLibraryA, ExitProcess, GetProcAddress
- Library
- MSVCRT.dll
- Functions
- time
- Library
- WS2_32.dll
- Functions
- gethostname
- Library
- USER32.dll
- Functions
- wsprintfA
Resources3
3 resources
- 3 resources
- Resource types: RT_ICON, RT_GROUP_ICON
View details · 2 shown
- Type
- RT_ICON
- Language
- ENGLISH US
- Type
- RT_GROUP_ICON
- Language
- ENGLISH US