Analysis
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max time kernel
139s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system -
submitted
25/11/2023, 19:49
Behavioral task
behavioral1
Sample
ab50842539967d00a5f97f9f9fb06c83ed92810f33d87a2530aeb715d9e75437.exe
Resource
win10v2004-20231023-en
General
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Target
ab50842539967d00a5f97f9f9fb06c83ed92810f33d87a2530aeb715d9e75437.exe
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Size
1.5MB
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MD5
e00695b817fd6e63186148b97f827835
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SHA1
53fdda83eacf2b99925922811e4435f86ec8ae1b
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SHA256
ab50842539967d00a5f97f9f9fb06c83ed92810f33d87a2530aeb715d9e75437
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SHA512
2f0e6311306c97cd481f317d9a5ed4fb4dc921330b01ecc3584ddbae72e92fd42a24d20938d68dc172b38541058af44b2cab80c9ab33b3c70a812134230749d7
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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 ab50842539967d00a5f97f9f9fb06c83ed92810f33d87a2530aeb715d9e75437.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" ab50842539967d00a5f97f9f9fb06c83ed92810f33d87a2530aeb715d9e75437.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 4888 schtasks.exe 4940 schtasks.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4588 wrote to memory of 4888 4588 ab50842539967d00a5f97f9f9fb06c83ed92810f33d87a2530aeb715d9e75437.exe 86 PID 4588 wrote to memory of 4888 4588 ab50842539967d00a5f97f9f9fb06c83ed92810f33d87a2530aeb715d9e75437.exe 86 PID 4588 wrote to memory of 4888 4588 ab50842539967d00a5f97f9f9fb06c83ed92810f33d87a2530aeb715d9e75437.exe 86 PID 4588 wrote to memory of 4940 4588 ab50842539967d00a5f97f9f9fb06c83ed92810f33d87a2530aeb715d9e75437.exe 88 PID 4588 wrote to memory of 4940 4588 ab50842539967d00a5f97f9f9fb06c83ed92810f33d87a2530aeb715d9e75437.exe 88 PID 4588 wrote to memory of 4940 4588 ab50842539967d00a5f97f9f9fb06c83ed92810f33d87a2530aeb715d9e75437.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\ab50842539967d00a5f97f9f9fb06c83ed92810f33d87a2530aeb715d9e75437.exe"C:\Users\Admin\AppData\Local\Temp\ab50842539967d00a5f97f9f9fb06c83ed92810f33d87a2530aeb715d9e75437.exe"1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4588 -
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:4888
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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:4940
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.5MB
MD5e00695b817fd6e63186148b97f827835
SHA153fdda83eacf2b99925922811e4435f86ec8ae1b
SHA256ab50842539967d00a5f97f9f9fb06c83ed92810f33d87a2530aeb715d9e75437
SHA5122f0e6311306c97cd481f317d9a5ed4fb4dc921330b01ecc3584ddbae72e92fd42a24d20938d68dc172b38541058af44b2cab80c9ab33b3c70a812134230749d7