- 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
612fffb613ddc0b16ce527d850b06306e2e6352fca2dd474ba62e10cc3367db0- SHA1
7e7ba070aa731bb3512f62b415a6c197a4ef5169- MD5
215157bb5e6b1c06d7261b01aff30b78- Filename
- windows_amd64.exe
- File type
- peexe
- MIME
- application/vnd.microsoft.portable-executable
- File size
- 4608
- Compile time
- 2023-10-26T14:21:50Z
- PE platform
- x64 64-bit
- PE sections
- 3
Connected context
Key findings
OBSERVED EVIDENCEAnalysis takeaway
Elevated engine detections supports blocking or enrichment review for this indicator.
Detection signal
Malicious. Engine detections are elevated at 67%.
Confidence signal
VirusSign reports 100% confidence. Review this alongside engine detections and relationship evidence.
Analysis signals
OBSERVEDEngine detections67%
VirusSign confidence100%
Threat classificationrozena
Intelligence freshnessRecent
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Saved investigations
Compare when indicators were first seen, last seen and observed. Switch to Lifecycle to connect events for the same IOC.
Commonalities
RELATIONSHIP CONSTELLATION
No observations in this view
Available evidence appears in the other investigation lenses.
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FILEDOMAINIPURL
Visible connections
Related intelligence
Pivot across connected files and infrastructure with analysis signals and supporting context.
No related intelligence is currently available for this indicator.
Analysis details
Severity: criticaltrojanpolymorphicexe64bit
Freshness: Recent · Last seen 8 days ago.
- Detection rate
- 67%
- Threat type
- trojan
- Family
- rozena
- Confidence
- 100%
- detection
- 67 · Engine detection rate; color may also reflect VirusSign confidence.
Overview
- SHA256
612fffb613ddc0b16ce527d850b06306e2e6352fca2dd474ba62e10cc3367db0- SHA1
7e7ba070aa731bb3512f62b415a6c197a4ef5169- MD5
215157bb5e6b1c06d7261b01aff30b78- Filename
- windows_amd64.exe
- File type
- peexe
- MIME
- application/vnd.microsoft.portable-executable
- File size
- 4608
- Compile time
- 2023-10-26T14:21:50Z
- PE platform
- x64 64-bit
- PE sections
- 3
- Import libraries
- 1
- TLSH
T1C691C74170B989E7E85D417B4C0FB494B919740641C483A64378A5953E3967BF57CB0E- SSDEEP
48:6IIF9BlQaexA6gZ47An0cF5uduvxRxUjbON9XM/ge93ahr0/:y9BOaMAbJ0cF50uDxUOvXeg- Imphash
e82dd51b077167be63c004bed23d0c1e- Richhash
f74c346ecbd50a4203aa4437d0f039c4- First seen
- 2026-11-03T07:12:05Z
- Last seen
- 2026-11-03T14:49:43Z
Key findings
A focused interpretation of the evidence, relationships and observation history that matter most.
Analysis takeaway
Elevated engine detections supports blocking or enrichment review for this indicator.
Detection signal
Malicious. Engine detections are elevated at 67%.
Confidence signal
VirusSign reports 100% confidence. Review this alongside engine detections and relationship evidence.
Threat context
Classification includes type trojan and family rozena.
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.
Classification context: type trojan, family rozena.
Last seen 8 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
- windows_amd64.exe
- File type
- peexe
- MIME
- application/vnd.microsoft.portable-executable
- Size
- 4608
- Compile time
- 2023-10-26T14:21:50Z
- PE platform
- x64 64-bit
- Entry point
- 4096
- Sections
- 3
File structure
selected detailsSelected observations and details. Additional structured data are available through API and data access.
PE header1
platform x64 64-bit3 sections
- Platform: x64 64-bit
- Sections: 3
- Entry point: present
- Compile time: 2023-10-26T14:21:50Z
View details · 1 shown
- Platform
- x64 64-bit
- Entry point
- 4096
- Sections
- 3
- Compile time
- 2023-10-26T14:21:50Z
PE sections3
3 sections
- 3 PE sections
- Common permissions: r, rx
- 3 unique section names
View details · 3 shown
- Name
- .text
- Virtual address
- 4096
- Virtual size
- 2097
- Raw size
- 2560
- Permissions
- rx
- Entropy
- 5.54
- Name
- .rdata
- Virtual address
- 8192
- Virtual size
- 446
- Raw size
- 512
- Permissions
- r
- Entropy
- 3.34
- Name
- .pdata
- Virtual address
- 12288
- Virtual size
- 24
- Raw size
- 512
- Permissions
- r
- Entropy
- 0.24
Imports1
1 DLL groups
- 1 import DLL groups
- 1 imported functions summarized
View details · 1 shown
- Library
- KERNEL32.dll
- Functions
- Sleep
Behavior details
selected detailsSelected behavioral observations and reported framework mappings.
View details · 5 shown
- access PEB ldr_data
- contain obfuscated stackstrings
- encode data using XOR
- encrypt data using RC4 PRGA
- resolve function by parsing PE exports
View MITRE ATT&CK details · 3 shown
View MBC details · 5 shown
- B0032.020 — Argument ObfuscationObjectives: OB0002
- E1027.m02 — Encoding-Standard AlgorithmObjectives: OB0002 · OB0006
- C0027.009 — RC4Objectives: OC0005
- C0021.004 — RC4 PRGAObjectives: OC0005
- B0032.017 — Stack StringsObjectives: OB0002
5 shown