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Analysis
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max time kernel
159s -
max time network
164s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system -
submitted
26/11/2023, 05:07
Behavioral task
behavioral1
Sample
876e7953418ea3814c8c466cecc25d480acd71c71531ffe657da295d9c8d95e0.exe
Resource
win10v2004-20231020-en
General
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Target
876e7953418ea3814c8c466cecc25d480acd71c71531ffe657da295d9c8d95e0.exe
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Size
1.5MB
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MD5
ad46675dd571f418cd6df93e0f262963
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SHA1
4fcd5b340d9df92387a97214342b3d4132f3352a
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SHA256
876e7953418ea3814c8c466cecc25d480acd71c71531ffe657da295d9c8d95e0
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SHA512
3a28005ceed196e432f0fa6e62b19627e69a8e28ee2bece4aa977e9846b0dc6dcc4793ba2b44c83ebd011e32b2242bed9ba9ca124ce28da0ce2e01f721c58b55
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SSDEEP
24576:2opGDjnvrPpkjos0OtjcFc5kM49dj+IuxWQOIjuJuVvhbqL0HtFcgekRP9dT0WNI:OnvrPGT0Egyudc4tI3bqL0NFchaP9dTy
Malware Config
Signatures
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Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\FANBooster131.lnk 876e7953418ea3814c8c466cecc25d480acd71c71531ffe657da295d9c8d95e0.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1873812795-1433807462-1429862679-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MaxLoonaFest131 = "C:\\Users\\Admin\\AppData\\Local\\MaxLoonaFest131\\MaxLoonaFest131.exe" 876e7953418ea3814c8c466cecc25d480acd71c71531ffe657da295d9c8d95e0.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 984 schtasks.exe 392 schtasks.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3972 wrote to memory of 984 3972 876e7953418ea3814c8c466cecc25d480acd71c71531ffe657da295d9c8d95e0.exe 85 PID 3972 wrote to memory of 984 3972 876e7953418ea3814c8c466cecc25d480acd71c71531ffe657da295d9c8d95e0.exe 85 PID 3972 wrote to memory of 984 3972 876e7953418ea3814c8c466cecc25d480acd71c71531ffe657da295d9c8d95e0.exe 85 PID 3972 wrote to memory of 392 3972 876e7953418ea3814c8c466cecc25d480acd71c71531ffe657da295d9c8d95e0.exe 88 PID 3972 wrote to memory of 392 3972 876e7953418ea3814c8c466cecc25d480acd71c71531ffe657da295d9c8d95e0.exe 88 PID 3972 wrote to memory of 392 3972 876e7953418ea3814c8c466cecc25d480acd71c71531ffe657da295d9c8d95e0.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\876e7953418ea3814c8c466cecc25d480acd71c71531ffe657da295d9c8d95e0.exe"C:\Users\Admin\AppData\Local\Temp\876e7953418ea3814c8c466cecc25d480acd71c71531ffe657da295d9c8d95e0.exe"1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3972 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 HR" /sc HOURLY /rl HIGHEST2⤵
- Creates scheduled task(s)
PID:984
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 LG" /sc ONLOGON /rl HIGHEST2⤵
- Creates scheduled task(s)
PID:392
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.5MB
MD5ad46675dd571f418cd6df93e0f262963
SHA14fcd5b340d9df92387a97214342b3d4132f3352a
SHA256876e7953418ea3814c8c466cecc25d480acd71c71531ffe657da295d9c8d95e0
SHA5123a28005ceed196e432f0fa6e62b19627e69a8e28ee2bece4aa977e9846b0dc6dcc4793ba2b44c83ebd011e32b2242bed9ba9ca124ce28da0ce2e01f721c58b55