Analysis
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max time kernel
138s -
max time network
154s -
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, 07:53
Behavioral task
behavioral1
Sample
4212677a860928993f1074211e1b82ce147431d515c4915ac1d3334202603f7c.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
4212677a860928993f1074211e1b82ce147431d515c4915ac1d3334202603f7c.exe
Resource
win10v2004-20231023-en
General
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Target
4212677a860928993f1074211e1b82ce147431d515c4915ac1d3334202603f7c.exe
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Size
1.5MB
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MD5
3664e5c874570eb677af976ab0b9c0cd
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SHA1
e107267d4a66be972413b40117c750df6e87ed98
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SHA256
4212677a860928993f1074211e1b82ce147431d515c4915ac1d3334202603f7c
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SHA512
39beec1c414be83387014b5a2985b6c0e8c5e2189071d3dba7bd6e100b448f9ae6ceafff0ebe554a412e6469185b7f01b3424eddfc084906cd3e9ab6299b7265
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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 4212677a860928993f1074211e1b82ce147431d515c4915ac1d3334202603f7c.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" 4212677a860928993f1074211e1b82ce147431d515c4915ac1d3334202603f7c.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 712 schtasks.exe 4100 schtasks.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1672 wrote to memory of 712 1672 4212677a860928993f1074211e1b82ce147431d515c4915ac1d3334202603f7c.exe 86 PID 1672 wrote to memory of 712 1672 4212677a860928993f1074211e1b82ce147431d515c4915ac1d3334202603f7c.exe 86 PID 1672 wrote to memory of 712 1672 4212677a860928993f1074211e1b82ce147431d515c4915ac1d3334202603f7c.exe 86 PID 1672 wrote to memory of 4100 1672 4212677a860928993f1074211e1b82ce147431d515c4915ac1d3334202603f7c.exe 88 PID 1672 wrote to memory of 4100 1672 4212677a860928993f1074211e1b82ce147431d515c4915ac1d3334202603f7c.exe 88 PID 1672 wrote to memory of 4100 1672 4212677a860928993f1074211e1b82ce147431d515c4915ac1d3334202603f7c.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\4212677a860928993f1074211e1b82ce147431d515c4915ac1d3334202603f7c.exe"C:\Users\Admin\AppData\Local\Temp\4212677a860928993f1074211e1b82ce147431d515c4915ac1d3334202603f7c.exe"1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1672 -
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:712
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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:4100
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.5MB
MD53664e5c874570eb677af976ab0b9c0cd
SHA1e107267d4a66be972413b40117c750df6e87ed98
SHA2564212677a860928993f1074211e1b82ce147431d515c4915ac1d3334202603f7c
SHA51239beec1c414be83387014b5a2985b6c0e8c5e2189071d3dba7bd6e100b448f9ae6ceafff0ebe554a412e6469185b7f01b3424eddfc084906cd3e9ab6299b7265