- 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
c0f7fe5744fa2e2f70e5ccd245f72a50f0e9ff3ee5f11010ac99bbcd6f329aa5- SHA1
bdf45f1d0b0f402448f29c5065af01c2a9213407- MD5
23ff5d33a24096da70940a5e18ae890b- Filename
- c0f7fe57_stub.exe.bin
- File type
- peexe
- MIME
- application/vnd.microsoft.portable-executable
- File size
- 21504
- Compile time
- 2026-11-10T11:20:47Z
- PE platform
- x86 32-bit
- PE sections
- 3
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 70%.
Confidence signal
VirusSign reports 100% confidence. Review this alongside engine detections and relationship evidence.
Analysis signals
OBSERVEDEngine detections70%
VirusSign confidence100%
Relationship context12 visible
Threat classificationmsil
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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.
1shown
0%
xml
490 bytes
contains
Filename
539dc26a_manifest_1-x0.xml.bin
File type
xml
MIME
application/xml
Size
490
SHA1
cac699787884fb993ced8d7dc47b7c522c7bc734
Related IPs
Network IPs associated with this indicator.
5shown
US
communicates
CIDR
2600:9000::/34
Network
2600:9000::-2600:900f:ffff:ffff:ffff:ffff:ffff:ffff
First seen
2026-11-12T18:11:58Z
Last seen
2026-11-13T11:54:27Z
US
communicates
CIDR
2600:9000::/34
Network
2600:9000::-2600:900f:ffff:ffff:ffff:ffff:ffff:ffff
First seen
2026-11-12T04:33:19Z
Last seen
2026-11-14T12:17:32Z
US
communicates
CIDR
2600:9000::/34
Network
2600:9000::-2600:900f:ffff:ffff:ffff:ffff:ffff:ffff
First seen
2026-11-12T04:33:19Z
Last seen
2026-11-14T12:11:13Z
US
communicates
CIDR
2600:9000::/34
Network
2600:9000::-2600:900f:ffff:ffff:ffff:ffff:ffff:ffff
First seen
2026-11-12T15:11:20Z
Last seen
2026-11-14T12:11:12Z
US
communicates
CIDR
2600:9000::/34
Network
2600:9000::-2600:900f:ffff:ffff:ffff:ffff:ffff:ffff
First seen
2026-11-11T07:45:08Z
Last seen
2026-11-14T12:01:38Z
Related domains
Domains associated with this indicator.
2shown
29%
medium
.com
communicates
Root
rr88vipa.com
TLD
com
Subdomain
www
First seen
2026-09-17T03:51:59Z
Last seen
2026-11-14T12:32:21Z
32%
high
.com
communicates
Root
rr88vipa.com
TLD
com
First seen
2025-09-19T18:54:47Z
Last seen
2026-11-14T12:32:21Z
Related URLs
URLs associated with this indicator.
4shown
29%
high
communicates
TLD
com
HTTP status
403
Content length
8119
Content SHA256
192da78afbb49454fbef78ded144d2d711fdffa06df9cb8650f592b9ff786218
First seen
2026-11-09T17:51:04Z
32%
high
communicates
TLD
com
HTTP status
403
Content length
8119
Content SHA256
192da78afbb49454fbef78ded144d2d711fdffa06df9cb8650f592b9ff786218
First seen
2025-11-02T17:25:08Z
0%
communicates
TLD
com
HTTP status
200
Content length
160325
Content SHA256
9ebf9af1e291e4e32beaf9048e98c779d9bda6c244a44cbdca3cfae3bd68f878
First seen
2026-11-10T09:41:02Z
32%
high
communicates
TLD
com
HTTP status
403
Content length
8119
Content SHA256
192da78afbb49454fbef78ded144d2d711fdffa06df9cb8650f592b9ff786218
First seen
2026-11-09T00:35:18Z
Analysis details
Severity: criticaltrojanexedotnetkeyloggerlimerat
Freshness: Fresh · Last seen 1 day ago.
- Detection rate
- 70%
- Threat type
- trojan
- Family
- msil
- Confidence
- 100%
- detection
- 70 · Engine detection rate; color may also reflect VirusSign confidence.
Overview
- SHA256
c0f7fe5744fa2e2f70e5ccd245f72a50f0e9ff3ee5f11010ac99bbcd6f329aa5- SHA1
bdf45f1d0b0f402448f29c5065af01c2a9213407- MD5
23ff5d33a24096da70940a5e18ae890b- Filename
- c0f7fe57_stub.exe.bin
- File type
- peexe
- MIME
- application/vnd.microsoft.portable-executable
- File size
- 21504
- Compile time
- 2026-11-10T11:20:47Z
- PE platform
- x86 32-bit
- PE sections
- 3
- Import libraries
- 1
- TLSH
T17FA22A4E77688214D3AE1A7849E3232487B1F68BC951DF4B1CDA10DA2F236D16642EFD- SSDEEP
384:BW6JUSlnXMTHmxMoa9fphsl0smHf3aOWQ+dcs//34LAZSTfyCdKxSh19uj:Q6JUqnXu649ROl03rWQuHqej- Imphash
f34d5f2d4577ed6d9ceec516c1f5a744- First seen
- 2026-11-10T11:48:02Z
- Last seen
- 2026-11-13T11:54:25Z
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 70%.
Confidence signal
VirusSign reports 100% confidence. Review this alongside engine detections and relationship evidence.
Threat context
Classification includes type trojan and family msil.
Relationship context
12 related indicators are shown across 4 relationship group(s). Additional relationship intelligence is available through API and data access.
Observation timeline
13 timestamped observations are arranged from 2015-08-13 to 2026-11-12. 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 msil.
Last seen 1 day 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
- c0f7fe57_stub.exe.bin
- File type
- peexe
- MIME
- application/vnd.microsoft.portable-executable
- Size
- 21504
- Compile time
- 2026-11-10T11:20:47Z
- PE platform
- x86 32-bit
- Entry point
- 26854
- Sections
- 3
Network activity
selected detailsSelected observations and details. Additional structured data are available through API and data access.
Network activity5+
HTTP
- 5+ outbound connections observed
- 2 domains, 0 IPs, 5+ URLs
- Protocols: HTTP
View details · 5 shown
- Domain
- www.rr88vipa.com
- URL
- https://www.rr88vipa.com:443/
- Protocol
- HTTP
- Domain
- www.rr88vipa.com
- URL
- https://www.rr88vipa.com/
- Protocol
- HTTP
- Domain
- rr88vipa.com
- URL
- https://rr88vipa.com:443/
- Protocol
- HTTP
- Domain
- rr88vipa.com
- URL
- https://rr88vipa.com/
- Protocol
- HTTP
- Domain
- www.rr88vipa.com
- URL
- http://www.rr88vipa.com/
- Protocol
- HTTP
5 shown
DNS request activity1
A/AAAA5+ response IPs
- 1 DNS requests observed
- 1 unique queries
- 5+ response IPs
- Query types: A/AAAA
- Response codes: NOERROR
View details · 1 shown
- Query
- rr88vipa.com
- Type
- A/AAAA
- Answers
- 2600:9000:28bf:be00:13:ad:1c00:93a1, 2600:9000:28bf:a600:13:ad:1c00:93a1, 2600:9000:28bf:6c00:13:ad:1c00:93a1, 2600:9000:28bf:8a00:13:ad:1c00:93a1, 3.171.185.105, 2600:9000:28bf:9000:13:ad:1c00:93a1, 3.171.185.88, 2600:9000:28bf:a200:13:ad:1c00:93a1 …
- Response
- NOERROR
C2 candidates1
HTTP
- 1 C2 candidate communications
- 1 domains, 0 IPs
- Protocols: HTTP
View details · 1 shown
- Domain
- rr88vipa.com
- Protocol
- HTTP
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
- Compile time: 2026-11-10T11:20:47Z
View details · 1 shown
- Platform
- x86 32-bit
- Entry point
- 26854
- Sections
- 3
- Compile time
- 2026-11-10T11:20:47Z
PE sections3
3 sections
- 3 PE sections
- Common permissions: r, rx
- 3 unique section names
View details · 3 shown
- Name
- .text
- Virtual address
- 8192
- Virtual size
- 18668
- Raw size
- 18944
- Permissions
- rx
- Entropy
- 5.61
- Name
- .rsrc
- Virtual address
- 32768
- Virtual size
- 1228
- Raw size
- 1536
- Permissions
- r
- Entropy
- 3.69
- Name
- .reloc
- Virtual address
- 40960
- Virtual size
- 12
- Raw size
- 512
- Permissions
- r
- Entropy
- 0.08
Imports1
1 DLL groups
- 1 import DLL groups
- 1 imported functions summarized
View details · 1 shown
- Library
- mscoree.dll
- Functions
- _CorExeMain
Resources2
2 resources
- 2 resources
- Resource types: RT_MANIFEST, RT_VERSION
View details · 2 shown
- Type
- RT_VERSION
- Language
- NEUTRAL
- Type
- RT_MANIFEST
- Language
- NEUTRAL
Behavior details
selected detailsSelected behavioral observations and reported framework mappings.
View details · 5 shown
- act as TCP client
- capture screenshot
- communication : all known techniques for receiving data from a potential C2 server
- communication : all known techniques for sending data to a potential C2 server
- compiled to the .NET platform
5 shown
View MITRE ATT&CK details · 5 shown
View MBC details · 5 shown
- E1010 — Application Window DiscoveryObjectives: OB0007
- C0026.001 · C0053.001 — Base64Objectives: OC0004
- C0024 — Compress DataObjectives: OC0004
- C0042 — Create MutexObjectives: OC0003
- C0017 — Create ProcessObjectives: OC0003
5 shown