Analysis
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max time kernel
137s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system -
submitted
26-11-2023 08:00
Behavioral task
behavioral1
Sample
f18db5d680f7758b06fec6f95fe4767b40462300fdded1f50143e1c10d616476.exe
Resource
win10v2004-20231023-en
General
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Target
f18db5d680f7758b06fec6f95fe4767b40462300fdded1f50143e1c10d616476.exe
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Size
1.5MB
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MD5
d94dad666197e6534cdf59331fa1a489
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SHA1
2544e808ef2308665b122dec7b02af6158a40798
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SHA256
f18db5d680f7758b06fec6f95fe4767b40462300fdded1f50143e1c10d616476
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SHA512
80cf790e909298e4918579c80b7db454ed499d4483d6c117cef5a91b4498a7fc6ae88a02f0709135ccd421ace204be487c575e5108b0b0c15a278f8ea81db014
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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 f18db5d680f7758b06fec6f95fe4767b40462300fdded1f50143e1c10d616476.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MaxLoonaFest131 = "C:\\Users\\Admin\\AppData\\Local\\MaxLoonaFest131\\MaxLoonaFest131.exe" f18db5d680f7758b06fec6f95fe4767b40462300fdded1f50143e1c10d616476.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 4404 schtasks.exe 4272 schtasks.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3808 wrote to memory of 4404 3808 f18db5d680f7758b06fec6f95fe4767b40462300fdded1f50143e1c10d616476.exe 86 PID 3808 wrote to memory of 4404 3808 f18db5d680f7758b06fec6f95fe4767b40462300fdded1f50143e1c10d616476.exe 86 PID 3808 wrote to memory of 4404 3808 f18db5d680f7758b06fec6f95fe4767b40462300fdded1f50143e1c10d616476.exe 86 PID 3808 wrote to memory of 4272 3808 f18db5d680f7758b06fec6f95fe4767b40462300fdded1f50143e1c10d616476.exe 88 PID 3808 wrote to memory of 4272 3808 f18db5d680f7758b06fec6f95fe4767b40462300fdded1f50143e1c10d616476.exe 88 PID 3808 wrote to memory of 4272 3808 f18db5d680f7758b06fec6f95fe4767b40462300fdded1f50143e1c10d616476.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\f18db5d680f7758b06fec6f95fe4767b40462300fdded1f50143e1c10d616476.exe"C:\Users\Admin\AppData\Local\Temp\f18db5d680f7758b06fec6f95fe4767b40462300fdded1f50143e1c10d616476.exe"1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3808 -
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:4404
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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:4272
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.5MB
MD5d94dad666197e6534cdf59331fa1a489
SHA12544e808ef2308665b122dec7b02af6158a40798
SHA256f18db5d680f7758b06fec6f95fe4767b40462300fdded1f50143e1c10d616476
SHA51280cf790e909298e4918579c80b7db454ed499d4483d6c117cef5a91b4498a7fc6ae88a02f0709135ccd421ace204be487c575e5108b0b0c15a278f8ea81db014