- First seen
- Last seen
Indicator overview
INDICATOR PROFILEEngine detections are elevated in this report. Review the reported confidence, classification and relationships alongside them.
- SHA256
d9cbb80267a952285eb30d6c54e8dfce13ce6cff18cb9da0b832003f23f14be2- SHA1
9434603ec9f89a9bb108900e9c0b80a35cec8bb8- MD5
b183e0d9284e8615f8581e03e5d063f3- Filename
- win89d5a8.exe
- File type
- peexe
- MIME
- application/vnd.microsoft.portable-executable
- File size
- 68364
- Compile time
- 2026-10-21T15:12:54Z
- PE platform
- x86 32-bit
- PE sections
- 3
Connected context
Key findings
OBSERVED EVIDENCEElevated engine detections. Related indicators in this report: 18. Review the supporting evidence before taking action.
Malicious. Engine detections are elevated at 46%.
VirusSign reports 100% confidence. Review this alongside engine detections and relationship evidence.
Analysis signals
OBSERVEDExpand a connection to run an additional public query. This page allows up to 3 expansions; each counts toward your query limit.
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.
No observations in this view
Available evidence appears in the other investigation lenses.
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.
Dropped / child files
Files dropped, bundled, or created by the queried file.
Related IPs
Network IPs associated with this indicator.
Related domains
Domains associated with this indicator.
Analysis details
Freshness: Fresh · Last seen today.
- Detection rate
- 46%
- Threat type
- trojan
- Family
- msil
- Confidence
- 100%
- detection
- 46 · Engine detection rate; color may also reflect VirusSign confidence.
Overview
- SHA256
d9cbb80267a952285eb30d6c54e8dfce13ce6cff18cb9da0b832003f23f14be2- SHA1
9434603ec9f89a9bb108900e9c0b80a35cec8bb8- MD5
b183e0d9284e8615f8581e03e5d063f3- Filename
- win89d5a8.exe
- File type
- peexe
- MIME
- application/vnd.microsoft.portable-executable
- File size
- 68364
- Compile time
- 2026-10-21T15:12:54Z
- PE platform
- x86 32-bit
- PE sections
- 3
- Import libraries
- 1
- TLSH
T1E96301272FFCAFBCD579D33A5971A22145B48B816C22CE6E4CD5D8E452262A013C573F- SSDEEP
1536:KE4AYpSk8yjsA+EeXYX7o3xHxSEZtx86kKo5nO:KvAtZtA+XYLo3xHxSEZyKoNO- Imphash
f34d5f2d4577ed6d9ceec516c1f5a744- First seen
- 2026-10-22T16:58:25Z
- Last seen
- 2026-11-12T19:32:48Z
- Filename variants
- 5 reported
Key findings
A focused interpretation of the evidence, relationships and observation history that matter most.
Elevated engine detections. Related indicators in this report: 18. Review the supporting evidence before taking action.
Malicious. Engine detections are elevated at 46%.
VirusSign reports 100% confidence. Review this alongside engine detections and relationship evidence.
Classification includes type trojan and family msil.
18 related indicators are shown across 4 relationship group(s). Additional relationship intelligence is available through API and data access.
18 timestamped observations are arranged from 2019-08-20 to 2026-10-21. 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 today.
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
- win89d5a8.exe
- File type
- peexe
- MIME
- application/vnd.microsoft.portable-executable
- Size
- 68364
- Compile time
- 2026-10-21T15:12:54Z
- PE platform
- x86 32-bit
- Entry point
- 15342
- Sections
- 3
Observed behavior
selected detailsSelected behavioral observations and reported framework mappings.
View details · 5 shown
- .NET source code contains calls to encryption/decryption functions
- .NET source code contains potential unpacker
- .NET source code references suspicious native API functions
- A DLL was loaded from a suspicious directory
- Allocates memory with a write watch (potentially for evading sandboxes)
View MITRE ATT&CK details · 5 shown
- T1140 · T1560 — .NET source code contains calls to encryption/decryption functionsTactics: TA0005 · TA0009
- T1027.002 — .NET source code contains potential unpackerTactics: TA0005
- T1106 — .NET source code references suspicious native API functionsTactics: TA0002
- T1574 — A DLL was loaded from a suspicious directoryTactics: TA0002 · TA0005
- T1497 — Allocates memory with a write watch (potentially for evading sandboxes)Tactics: TA0005 · TA0007
View MBC details · 5 shown
- C0007 — Allocate MemoryObjectives: OC0002
- Anti-Behavioral AnalysisObjectives: OB0001
- C0026.001 — Base64Objectives: OC0004
- B0001.002 — CheckRemoteDebuggerPresentObjectives: OB0001
- CommunicationObjectives: OC0006
Network activity
selected detailsSelected observations and details. Additional structured data are available through API and data access.
- 5+ outbound connections observed
- 0 domains, 5 IPs, 0 URLs
- Common ports: 135, 445, 49667, 49949, 49950
- Protocols: TCP, UDP
View details · 5 shown
- IP
- 31.57.97.166
- Port
- 5559
- Protocol
- TCP
- IP
- 162.159.36.2
- Port
- 53
- Protocol
- UDP
- IP
- 146.75.117.91
- Port
- 443
- Protocol
- TCP
- IP
- 10.0.89.4
- Port
- 50229
- Protocol
- TCP
- IP
- 10.0.89.4
- Port
- 50228
- Protocol
- TCP
- 5+ DNS requests observed
- 5+ unique queries
- 1 response IPs
- Query types: A
- Response codes: NOERROR
View details · 5 shown
- Query
- mozilla.map.fastly.net
- Type
- A
- Answers
- 146.75.117.91
- Response
- NOERROR
- Query
- 9.125.168.192.in-addr.arpa
- Query
- 7.125.168.192.in-addr.arpa
- Query
- 5.125.168.192.in-addr.arpa
- Query
- 4.125.168.192.in-addr.arpa
- 1 C2 candidate communications
- 0 domains, 1 IPs
- Common ports: 5559
- Protocols: TCP
View details · 1 shown
- IP
- 31.57.97.166
- Port
- 5559
- Protocol
- TCP
File structure
selected detailsSelected observations and details. Additional structured data are available through API and data access.
- Platform: x86 32-bit
- Sections: 3
- Entry point: present
- Compile time: 2026-10-21T15:12:54Z
View details · 1 shown
- Platform
- x86 32-bit
- Entry point
- 15342
- Sections
- 3
- Compile time
- 2026-10-21T15:12:54Z
- 3 PE sections
- Common permissions: r, rx
- 3 unique section names
View details · 3 shown
- Name
- .text
- Virtual address
- 8192
- Virtual size
- 7156
- Raw size
- 7168
- Permissions
- rx
- Entropy
- 5.61
- Name
- .rsrc
- Virtual address
- 16384
- Virtual size
- 1240
- Raw size
- 1536
- Permissions
- r
- Entropy
- 3.72
- Name
- .reloc
- Virtual address
- 24576
- Virtual size
- 12
- Raw size
- 512
- Permissions
- r
- Entropy
- 0.08
- 1 import DLL groups
- 1 imported functions summarized
View details · 1 shown
- Library
- mscoree.dll
- Functions
- _CorExeMain
- 2 resources
- Resource types: RT_MANIFEST, RT_VERSION
View details · 2 shown
- Type
- RT_VERSION
- Language
- NEUTRAL
- Type
- RT_MANIFEST
- Language
- NEUTRAL