Analysis
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max time kernel
149s -
max time network
154s -
platform
windows10-1703_x64 -
resource
win10-20231020-en -
resource tags
arch:x64arch:x86image:win10-20231020-enlocale:en-usos:windows10-1703-x64system -
submitted
27-11-2023 15:44
Behavioral task
behavioral1
Sample
976b6c6b691d4e41317af86fd8fde1f20f3d869baed8ddbefd7eb919056a813f.exe
Resource
win10-20231020-en
General
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Target
976b6c6b691d4e41317af86fd8fde1f20f3d869baed8ddbefd7eb919056a813f.exe
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Size
1.5MB
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MD5
c24c372ea466e24b09d2ec8790f05aba
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SHA1
559be481be0fc61ce88d00f4a45359b06ce30775
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SHA256
976b6c6b691d4e41317af86fd8fde1f20f3d869baed8ddbefd7eb919056a813f
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SHA512
4a86bfba823cf6cf13e6188c15ee6be9a454d84fc2c4c9eba0bc88fac08db037718194730295971e1f8f5367458231b4c93632effd7ac2a3e4058ce4d4c19410
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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 976b6c6b691d4e41317af86fd8fde1f20f3d869baed8ddbefd7eb919056a813f.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2640874492-649017405-3475600720-1000\Software\Microsoft\Windows\CurrentVersion\Run\MaxLoonaFest131 = "C:\\Users\\Admin\\AppData\\Local\\MaxLoonaFest131\\MaxLoonaFest131.exe" 976b6c6b691d4e41317af86fd8fde1f20f3d869baed8ddbefd7eb919056a813f.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 4896 schtasks.exe 3768 schtasks.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1832 wrote to memory of 4896 1832 976b6c6b691d4e41317af86fd8fde1f20f3d869baed8ddbefd7eb919056a813f.exe 70 PID 1832 wrote to memory of 4896 1832 976b6c6b691d4e41317af86fd8fde1f20f3d869baed8ddbefd7eb919056a813f.exe 70 PID 1832 wrote to memory of 4896 1832 976b6c6b691d4e41317af86fd8fde1f20f3d869baed8ddbefd7eb919056a813f.exe 70 PID 1832 wrote to memory of 3768 1832 976b6c6b691d4e41317af86fd8fde1f20f3d869baed8ddbefd7eb919056a813f.exe 72 PID 1832 wrote to memory of 3768 1832 976b6c6b691d4e41317af86fd8fde1f20f3d869baed8ddbefd7eb919056a813f.exe 72 PID 1832 wrote to memory of 3768 1832 976b6c6b691d4e41317af86fd8fde1f20f3d869baed8ddbefd7eb919056a813f.exe 72
Processes
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C:\Users\Admin\AppData\Local\Temp\976b6c6b691d4e41317af86fd8fde1f20f3d869baed8ddbefd7eb919056a813f.exe"C:\Users\Admin\AppData\Local\Temp\976b6c6b691d4e41317af86fd8fde1f20f3d869baed8ddbefd7eb919056a813f.exe"1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1832 -
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:4896
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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:3768
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.5MB
MD5c24c372ea466e24b09d2ec8790f05aba
SHA1559be481be0fc61ce88d00f4a45359b06ce30775
SHA256976b6c6b691d4e41317af86fd8fde1f20f3d869baed8ddbefd7eb919056a813f
SHA5124a86bfba823cf6cf13e6188c15ee6be9a454d84fc2c4c9eba0bc88fac08db037718194730295971e1f8f5367458231b4c93632effd7ac2a3e4058ce4d4c19410